Merge "AudioFlinger: Prevent multiple effect chains with same sessionId"
diff --git a/camera/OWNERS b/camera/OWNERS
index 18acfee..d6b95da 100644
--- a/camera/OWNERS
+++ b/camera/OWNERS
@@ -1,6 +1,8 @@
-cychen@google.com
 epeev@google.com
 etalvala@google.com
+jchowdhary@google.com
 shuzhenwang@google.com
 yinchiayeh@google.com
+# backup owner
+cychen@google.com
 zhijunhe@google.com
diff --git a/camera/ndk/NdkCameraCaptureSession.cpp b/camera/ndk/NdkCameraCaptureSession.cpp
index ab796fb..1ac8482 100644
--- a/camera/ndk/NdkCameraCaptureSession.cpp
+++ b/camera/ndk/NdkCameraCaptureSession.cpp
@@ -105,7 +105,9 @@
 
     if (session->isClosed()) {
         ALOGE("%s: session %p is already closed", __FUNCTION__, session);
-        *captureSequenceId = CAPTURE_SEQUENCE_ID_NONE;
+        if (captureSequenceId) {
+            *captureSequenceId = CAPTURE_SEQUENCE_ID_NONE;
+        }
         return ACAMERA_ERROR_SESSION_CLOSED;
     }
 
@@ -127,7 +129,9 @@
 
     if (session->isClosed()) {
         ALOGE("%s: session %p is already closed", __FUNCTION__, session);
-        *captureSequenceId = CAPTURE_SEQUENCE_ID_NONE;
+        if (captureSequenceId) {
+            *captureSequenceId = CAPTURE_SEQUENCE_ID_NONE;
+        }
         return ACAMERA_ERROR_SESSION_CLOSED;
     }
 
@@ -149,7 +153,9 @@
 
     if (session->isClosed()) {
         ALOGE("%s: session %p is already closed", __FUNCTION__, session);
-        *captureSequenceId = CAPTURE_SEQUENCE_ID_NONE;
+        if (captureSequenceId) {
+            *captureSequenceId = CAPTURE_SEQUENCE_ID_NONE;
+        }
         return ACAMERA_ERROR_SESSION_CLOSED;
     }
 
diff --git a/camera/ndk/NdkCameraManager.cpp b/camera/ndk/NdkCameraManager.cpp
index 8742d9c..23d01ef 100644
--- a/camera/ndk/NdkCameraManager.cpp
+++ b/camera/ndk/NdkCameraManager.cpp
@@ -105,6 +105,60 @@
 }
 
 EXPORT
+camera_status_t ACameraManager_registerExtendedAvailabilityCallback(
+        ACameraManager* /*manager*/, const ACameraManager_ExtendedAvailabilityCallbacks *callback) {
+    ATRACE_CALL();
+    if (callback == nullptr) {
+        ALOGE("%s: invalid argument! callback is null!", __FUNCTION__);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    if ((callback->availabilityCallbacks.onCameraAvailable == nullptr) ||
+            (callback->availabilityCallbacks.onCameraUnavailable == nullptr) ||
+            (callback->onCameraAccessPrioritiesChanged == nullptr)) {
+        ALOGE("%s: invalid argument! callback %p, "
+                "onCameraAvailable %p, onCameraUnavailable %p onCameraAccessPrioritiesChanged %p",
+               __FUNCTION__, callback,
+               callback->availabilityCallbacks.onCameraAvailable,
+               callback->availabilityCallbacks.onCameraUnavailable,
+               callback->onCameraAccessPrioritiesChanged);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    auto reservedEntriesCount = sizeof(callback->reserved) / sizeof(callback->reserved[0]);
+    for (size_t i = 0; i < reservedEntriesCount; i++) {
+        if (callback->reserved[i] != nullptr) {
+            ALOGE("%s: invalid argument! callback reserved entries must be set to NULL",
+                    __FUNCTION__);
+            return ACAMERA_ERROR_INVALID_PARAMETER;
+        }
+    }
+    CameraManagerGlobal::getInstance().registerExtendedAvailabilityCallback(callback);
+    return ACAMERA_OK;
+}
+
+EXPORT
+camera_status_t ACameraManager_unregisterExtendedAvailabilityCallback(
+        ACameraManager* /*manager*/, const ACameraManager_ExtendedAvailabilityCallbacks *callback) {
+    ATRACE_CALL();
+    if (callback == nullptr) {
+        ALOGE("%s: invalid argument! callback is null!", __FUNCTION__);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    if ((callback->availabilityCallbacks.onCameraAvailable == nullptr) ||
+            (callback->availabilityCallbacks.onCameraUnavailable == nullptr) ||
+            (callback->onCameraAccessPrioritiesChanged == nullptr)) {
+        ALOGE("%s: invalid argument! callback %p, "
+                "onCameraAvailable %p, onCameraUnavailable %p onCameraAccessPrioritiesChanged %p",
+               __FUNCTION__, callback,
+               callback->availabilityCallbacks.onCameraAvailable,
+               callback->availabilityCallbacks.onCameraUnavailable,
+               callback->onCameraAccessPrioritiesChanged);
+        return ACAMERA_ERROR_INVALID_PARAMETER;
+    }
+    CameraManagerGlobal::getInstance().unregisterExtendedAvailabilityCallback(callback);
+    return ACAMERA_OK;
+}
+
+EXPORT
 camera_status_t ACameraManager_getCameraCharacteristics(
         ACameraManager* mgr, const char* cameraId, ACameraMetadata** chars){
     ATRACE_CALL();
diff --git a/camera/ndk/impl/ACameraManager.cpp b/camera/ndk/impl/ACameraManager.cpp
index 7d6ecac..9d40fd7 100644
--- a/camera/ndk/impl/ACameraManager.cpp
+++ b/camera/ndk/impl/ACameraManager.cpp
@@ -193,6 +193,20 @@
     }
 }
 
+void CameraManagerGlobal::registerExtendedAvailabilityCallback(
+        const ACameraManager_ExtendedAvailabilityCallbacks *callback) {
+    Mutex::Autolock _l(mLock);
+    Callback cb(callback);
+    mCallbacks.insert(cb);
+}
+
+void CameraManagerGlobal::unregisterExtendedAvailabilityCallback(
+        const ACameraManager_ExtendedAvailabilityCallbacks *callback) {
+    Mutex::Autolock _l(mLock);
+    Callback cb(callback);
+    mCallbacks.erase(cb);
+}
+
 void CameraManagerGlobal::registerAvailabilityCallback(
         const ACameraManager_AvailabilityCallbacks *callback) {
     Mutex::Autolock _l(mLock);
@@ -289,12 +303,40 @@
             (*cb)(context, cameraId.c_str());
             break;
         }
+        case kWhatSendSingleAccessCallback:
+        {
+            ACameraManager_AccessPrioritiesChangedCallback cb;
+            void* context;
+            AString cameraId;
+            bool found = msg->findPointer(kCallbackFpKey, (void**) &cb);
+            if (!found) {
+                ALOGE("%s: Cannot find camera callback fp!", __FUNCTION__);
+                return;
+            }
+            found = msg->findPointer(kContextKey, &context);
+            if (!found) {
+                ALOGE("%s: Cannot find callback context!", __FUNCTION__);
+                return;
+            }
+            (*cb)(context);
+            break;
+        }
         default:
             ALOGE("%s: unknown message type %d", __FUNCTION__, msg->what());
             break;
     }
 }
 
+binder::Status CameraManagerGlobal::CameraServiceListener::onCameraAccessPrioritiesChanged() {
+    sp<CameraManagerGlobal> cm = mCameraManager.promote();
+    if (cm != nullptr) {
+        cm->onCameraAccessPrioritiesChanged();
+    } else {
+        ALOGE("Cannot deliver camera access priority callback. Global camera manager died");
+    }
+    return binder::Status::ok();
+}
+
 binder::Status CameraManagerGlobal::CameraServiceListener::onStatusChanged(
         int32_t status, const String16& cameraId) {
     sp<CameraManagerGlobal> cm = mCameraManager.promote();
@@ -306,6 +348,19 @@
     return binder::Status::ok();
 }
 
+void CameraManagerGlobal::onCameraAccessPrioritiesChanged() {
+    Mutex::Autolock _l(mLock);
+    for (auto cb : mCallbacks) {
+        sp<AMessage> msg = new AMessage(kWhatSendSingleAccessCallback, mHandler);
+        ACameraManager_AccessPrioritiesChangedCallback cbFp = cb.mAccessPriorityChanged;
+        if (cbFp != nullptr) {
+            msg->setPointer(kCallbackFpKey, (void *) cbFp);
+            msg->setPointer(kContextKey, cb.mContext);
+            msg->post();
+        }
+    }
+}
+
 void CameraManagerGlobal::onStatusChanged(
         int32_t status, const String8& cameraId) {
     Mutex::Autolock _l(mLock);
diff --git a/camera/ndk/impl/ACameraManager.h b/camera/ndk/impl/ACameraManager.h
index c3407f0..8c1da36 100644
--- a/camera/ndk/impl/ACameraManager.h
+++ b/camera/ndk/impl/ACameraManager.h
@@ -54,6 +54,11 @@
     void unregisterAvailabilityCallback(
             const ACameraManager_AvailabilityCallbacks *callback);
 
+    void registerExtendedAvailabilityCallback(
+            const ACameraManager_ExtendedAvailabilityCallbacks* callback);
+    void unregisterExtendedAvailabilityCallback(
+            const ACameraManager_ExtendedAvailabilityCallbacks* callback);
+
     /**
      * Return camera IDs that support camera2
      */
@@ -86,10 +91,7 @@
             return binder::Status::ok();
         }
 
-        // Access priority API not implemented yet
-        virtual binder::Status onCameraAccessPrioritiesChanged() {
-            return binder::Status::ok();
-        }
+        virtual binder::Status onCameraAccessPrioritiesChanged();
 
       private:
         const wp<CameraManagerGlobal> mCameraManager;
@@ -101,11 +103,19 @@
         explicit Callback(const ACameraManager_AvailabilityCallbacks *callback) :
             mAvailable(callback->onCameraAvailable),
             mUnavailable(callback->onCameraUnavailable),
+            mAccessPriorityChanged(nullptr),
             mContext(callback->context) {}
 
+        explicit Callback(const ACameraManager_ExtendedAvailabilityCallbacks *callback) :
+            mAvailable(callback->availabilityCallbacks.onCameraAvailable),
+            mUnavailable(callback->availabilityCallbacks.onCameraUnavailable),
+            mAccessPriorityChanged(callback->onCameraAccessPrioritiesChanged),
+            mContext(callback->availabilityCallbacks.context) {}
+
         bool operator == (const Callback& other) const {
             return (mAvailable == other.mAvailable &&
                     mUnavailable == other.mUnavailable &&
+                    mAccessPriorityChanged == other.mAccessPriorityChanged &&
                     mContext == other.mContext);
         }
         bool operator != (const Callback& other) const {
@@ -114,6 +124,9 @@
         bool operator < (const Callback& other) const {
             if (*this == other) return false;
             if (mContext != other.mContext) return mContext < other.mContext;
+            if (mAccessPriorityChanged != other.mAccessPriorityChanged) {
+                return mAccessPriorityChanged < other.mAccessPriorityChanged;
+            }
             if (mAvailable != other.mAvailable) return mAvailable < other.mAvailable;
             return mUnavailable < other.mUnavailable;
         }
@@ -122,13 +135,15 @@
         }
         ACameraManager_AvailabilityCallback mAvailable;
         ACameraManager_AvailabilityCallback mUnavailable;
+        ACameraManager_AccessPrioritiesChangedCallback mAccessPriorityChanged;
         void*                               mContext;
     };
     std::set<Callback> mCallbacks;
 
     // definition of handler and message
     enum {
-        kWhatSendSingleCallback
+        kWhatSendSingleCallback,
+        kWhatSendSingleAccessCallback,
     };
     static const char* kCameraIdKey;
     static const char* kCallbackFpKey;
@@ -141,6 +156,7 @@
     sp<CallbackHandler> mHandler;
     sp<ALooper>         mCbLooper; // Looper thread where callbacks actually happen on
 
+    void onCameraAccessPrioritiesChanged();
     void onStatusChanged(int32_t status, const String8& cameraId);
     void onStatusChangedLocked(int32_t status, const String8& cameraId);
     // Utils for status
diff --git a/camera/ndk/include/camera/NdkCameraManager.h b/camera/ndk/include/camera/NdkCameraManager.h
index 8d05ddb..136a497 100644
--- a/camera/ndk/include/camera/NdkCameraManager.h
+++ b/camera/ndk/include/camera/NdkCameraManager.h
@@ -272,6 +272,105 @@
 
 #endif /* __ANDROID_API__ >= 24 */
 
+#if __ANDROID_API__ >= 29
+
+/**
+ * Definition of camera access permission change callback.
+ *
+ * <p>Notification that camera access priorities have changed and the camera may
+ * now be openable. An application that was previously denied camera access due to
+ * a higher-priority user already using the camera, or that was disconnected from an
+ * active camera session due to a higher-priority user trying to open the camera,
+ * should try to open the camera again if it still wants to use it.  Note that
+ * multiple applications may receive this callback at the same time, and only one of
+ * them will succeed in opening the camera in practice, depending on exact access
+ * priority levels and timing. This method is useful in cases where multiple
+ * applications may be in the resumed state at the same time, and the user switches
+ * focus between them, or if the current camera-using application moves between
+ * full-screen and Picture-in-Picture (PiP) states. In such cases, the camera
+ * available/unavailable callbacks will not be invoked, but another application may
+ * now have higher priority for camera access than the current camera-using
+ * application.</p>
+
+ * @param context The optional application context provided by user in
+ *                {@link ACameraManager_AvailabilityListener}.
+ */
+typedef void (*ACameraManager_AccessPrioritiesChangedCallback)(void* context);
+
+/**
+ * A listener for camera devices becoming available/unavailable to open or when
+ * the camera access permissions change.
+ *
+ * <p>Cameras become available when they are no longer in use, or when a new
+ * removable camera is connected. They become unavailable when some
+ * application or service starts using a camera, or when a removable camera
+ * is disconnected.</p>
+ *
+ * @see ACameraManager_registerExtendedAvailabilityCallback
+ */
+typedef struct ACameraManager_ExtendedAvailabilityListener {
+    ///
+    ACameraManager_AvailabilityCallbacks availabilityCallbacks;
+
+    /// Called when there is camera access permission change
+    ACameraManager_AccessPrioritiesChangedCallback onCameraAccessPrioritiesChanged;
+
+    /// Reserved for future use, please ensure that all entries are set to NULL
+    void *reserved[6];
+} ACameraManager_ExtendedAvailabilityCallbacks;
+
+/**
+ * Register camera extended availability callbacks.
+ *
+ * <p>onCameraUnavailable will be called whenever a camera device is opened by any camera API
+ * client. Other camera API clients may still be able to open such a camera device, evicting the
+ * existing client if they have higher priority than the existing client of a camera device.
+ * See {@link ACameraManager_openCamera} for more details.</p>
+ *
+ * <p>The callbacks will be called on a dedicated thread shared among all ACameraManager
+ * instances.</p>
+ *
+ * <p>Since this callback will be registered with the camera service, remember to unregister it
+ * once it is no longer needed; otherwise the callback will continue to receive events
+ * indefinitely and it may prevent other resources from being released. Specifically, the
+ * callbacks will be invoked independently of the general activity lifecycle and independently
+ * of the state of individual ACameraManager instances.</p>
+ *
+ * @param manager the {@link ACameraManager} of interest.
+ * @param callback the {@link ACameraManager_ExtendedAvailabilityCallbacks} to be registered.
+ *
+ * @return <ul>
+ *         <li>{@link ACAMERA_OK} if the method call succeeds.</li>
+ *         <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if manager or callback is NULL, or
+ *                  {ACameraManager_ExtendedAvailabilityCallbacks#onCameraAccessPrioritiesChanged}
+ *                  or {ACameraManager_AvailabilityCallbacks#onCameraAvailable} or
+ *                  {ACameraManager_AvailabilityCallbacks#onCameraUnavailable} is NULL.</li></ul>
+ */
+camera_status_t ACameraManager_registerExtendedAvailabilityCallback(
+        ACameraManager* manager,
+        const ACameraManager_ExtendedAvailabilityCallbacks* callback) __INTRODUCED_IN(29);
+
+/**
+ * Unregister camera extended availability callbacks.
+ *
+ * <p>Removing a callback that isn't registered has no effect.</p>
+ *
+ * @param manager the {@link ACameraManager} of interest.
+ * @param callback the {@link ACameraManager_ExtendedAvailabilityCallbacks} to be unregistered.
+ *
+ * @return <ul>
+ *         <li>{@link ACAMERA_OK} if the method call succeeds.</li>
+ *         <li>{@link ACAMERA_ERROR_INVALID_PARAMETER} if callback,
+ *                  {ACameraManager_ExtendedAvailabilityCallbacks#onCameraAccessPrioritiesChanged}
+ *                  or {ACameraManager_AvailabilityCallbacks#onCameraAvailable} or
+ *                  {ACameraManager_AvailabilityCallbacks#onCameraUnavailable} is NULL.</li></ul>
+ */
+camera_status_t ACameraManager_unregisterExtendedAvailabilityCallback(
+        ACameraManager* manager,
+        const ACameraManager_ExtendedAvailabilityCallbacks* callback) __INTRODUCED_IN(29);
+
+#endif /* __ANDROID_API__ >= 29 */
+
 __END_DECLS
 
 #endif /* _NDK_CAMERA_MANAGER_H */
diff --git a/camera/ndk/libcamera2ndk.map.txt b/camera/ndk/libcamera2ndk.map.txt
index 2441830..946a98e 100644
--- a/camera/ndk/libcamera2ndk.map.txt
+++ b/camera/ndk/libcamera2ndk.map.txt
@@ -23,6 +23,8 @@
     ACameraManager_openCamera;
     ACameraManager_registerAvailabilityCallback;
     ACameraManager_unregisterAvailabilityCallback;
+    ACameraManager_registerExtendedAvailabilityCallback; # introduced=29
+    ACameraManager_unregisterExtendedAvailabilityCallback; # introduced=29
     ACameraMetadata_copy;
     ACameraMetadata_free;
     ACameraMetadata_getAllTags;
diff --git a/camera/ndk/ndk_vendor/impl/ACameraManager.h b/camera/ndk/ndk_vendor/impl/ACameraManager.h
index 6b1365a..df69353 100644
--- a/camera/ndk/ndk_vendor/impl/ACameraManager.h
+++ b/camera/ndk/ndk_vendor/impl/ACameraManager.h
@@ -64,6 +64,11 @@
     void unregisterAvailabilityCallback(
             const ACameraManager_AvailabilityCallbacks *callback);
 
+    void registerExtendedAvailabilityCallback(
+            const ACameraManager_ExtendedAvailabilityCallbacks* /*callback*/) {}
+    void unregisterExtendedAvailabilityCallback(
+            const ACameraManager_ExtendedAvailabilityCallbacks* /*callback*/) {}
+
     /**
      * Return camera IDs that support camera2
      */
diff --git a/media/libmedia/xsd/Android.bp b/media/libmedia/xsd/Android.bp
new file mode 100644
index 0000000..1635f70
--- /dev/null
+++ b/media/libmedia/xsd/Android.bp
@@ -0,0 +1,21 @@
+//
+// Copyright (C) 2019 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+xsd_config {
+    name: "media_profiles",
+    srcs: ["media_profiles.xsd"],
+    package_name: "media.profiles",
+}
diff --git a/media/libmedia/xsd/api/current.txt b/media/libmedia/xsd/api/current.txt
new file mode 100644
index 0000000..0924dd9
--- /dev/null
+++ b/media/libmedia/xsd/api/current.txt
@@ -0,0 +1,140 @@
+// Signature format: 2.0
+package media.profiles {
+
+  public class Audio {
+    ctor public Audio();
+    method public int getBitRate();
+    method public int getChannels();
+    method public String getCodec();
+    method public int getSampleRate();
+    method public void setBitRate(int);
+    method public void setChannels(int);
+    method public void setCodec(String);
+    method public void setSampleRate(int);
+  }
+
+  public class AudioDecoderCap {
+    ctor public AudioDecoderCap();
+    method public boolean getEnabled();
+    method public String getName();
+    method public void setEnabled(boolean);
+    method public void setName(String);
+  }
+
+  public class AudioEncoderCap {
+    ctor public AudioEncoderCap();
+    method public boolean getEnabled();
+    method public int getMaxBitRate();
+    method public int getMaxChannels();
+    method public int getMaxSampleRate();
+    method public int getMinBitRate();
+    method public int getMinChannels();
+    method public int getMinSampleRate();
+    method public String getName();
+    method public void setEnabled(boolean);
+    method public void setMaxBitRate(int);
+    method public void setMaxChannels(int);
+    method public void setMaxSampleRate(int);
+    method public void setMinBitRate(int);
+    method public void setMinChannels(int);
+    method public void setMinSampleRate(int);
+    method public void setName(String);
+  }
+
+  public class CamcorderProfiles {
+    ctor public CamcorderProfiles();
+    method public int getCameraId();
+    method public java.util.List<media.profiles.EncoderProfile> getEncoderProfile();
+    method public java.util.List<media.profiles.CamcorderProfiles.ImageEncoding> getImageEncoding();
+    method public void setCameraId(int);
+  }
+
+  public static class CamcorderProfiles.ImageEncoding {
+    ctor public CamcorderProfiles.ImageEncoding();
+    method public int getQuality();
+    method public void setQuality(int);
+  }
+
+  public class EncoderProfile {
+    ctor public EncoderProfile();
+    method public java.util.List<media.profiles.Audio> getAudio();
+    method public int getDuration();
+    method public String getFileFormat();
+    method public String getQuality();
+    method public java.util.List<media.profiles.Video> getVideo();
+    method public void setDuration(int);
+    method public void setFileFormat(String);
+    method public void setQuality(String);
+  }
+
+  public class MediaSettings {
+    ctor public MediaSettings();
+    method public java.util.List<media.profiles.AudioDecoderCap> getAudioDecoderCap();
+    method public java.util.List<media.profiles.AudioEncoderCap> getAudioEncoderCap();
+    method public java.util.List<media.profiles.CamcorderProfiles> getCamcorderProfiles();
+    method public java.util.List<media.profiles.MediaSettings.EncoderOutputFileFormat> getEncoderOutputFileFormat();
+    method public java.util.List<media.profiles.VideoDecoderCap> getVideoDecoderCap();
+    method public java.util.List<media.profiles.VideoEncoderCap> getVideoEncoderCap();
+  }
+
+  public static class MediaSettings.EncoderOutputFileFormat {
+    ctor public MediaSettings.EncoderOutputFileFormat();
+    method public String getName();
+    method public void setName(String);
+  }
+
+  public class Video {
+    ctor public Video();
+    method public int getBitRate();
+    method public String getCodec();
+    method public int getFrameRate();
+    method public int getHeight();
+    method public int getWidth();
+    method public void setBitRate(int);
+    method public void setCodec(String);
+    method public void setFrameRate(int);
+    method public void setHeight(int);
+    method public void setWidth(int);
+  }
+
+  public class VideoDecoderCap {
+    ctor public VideoDecoderCap();
+    method public boolean getEnabled();
+    method public String getName();
+    method public void setEnabled(boolean);
+    method public void setName(String);
+  }
+
+  public class VideoEncoderCap {
+    ctor public VideoEncoderCap();
+    method public boolean getEnabled();
+    method public int getMaxBitRate();
+    method public int getMaxFrameHeight();
+    method public int getMaxFrameRate();
+    method public int getMaxFrameWidth();
+    method public int getMinBitRate();
+    method public int getMinFrameHeight();
+    method public int getMinFrameRate();
+    method public int getMinFrameWidth();
+    method public String getName();
+    method public void setEnabled(boolean);
+    method public void setMaxBitRate(int);
+    method public void setMaxFrameHeight(int);
+    method public void setMaxFrameRate(int);
+    method public void setMaxFrameWidth(int);
+    method public void setMinBitRate(int);
+    method public void setMinFrameHeight(int);
+    method public void setMinFrameRate(int);
+    method public void setMinFrameWidth(int);
+    method public void setName(String);
+  }
+
+  public class XmlParser {
+    ctor public XmlParser();
+    method public static media.profiles.MediaSettings read(java.io.InputStream) throws javax.xml.datatype.DatatypeConfigurationException, java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+    method public static String readText(org.xmlpull.v1.XmlPullParser) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+    method public static void skip(org.xmlpull.v1.XmlPullParser) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+  }
+
+}
+
diff --git a/media/libmedia/xsd/api/last_current.txt b/media/libmedia/xsd/api/last_current.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/media/libmedia/xsd/api/last_current.txt
diff --git a/media/libmedia/xsd/api/last_removed.txt b/media/libmedia/xsd/api/last_removed.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/media/libmedia/xsd/api/last_removed.txt
diff --git a/media/libmedia/xsd/api/removed.txt b/media/libmedia/xsd/api/removed.txt
new file mode 100644
index 0000000..d802177
--- /dev/null
+++ b/media/libmedia/xsd/api/removed.txt
@@ -0,0 +1 @@
+// Signature format: 2.0
diff --git a/media/libmedia/xsd/media_profiles.xsd b/media/libmedia/xsd/media_profiles.xsd
new file mode 100644
index 0000000..a9687b0
--- /dev/null
+++ b/media/libmedia/xsd/media_profiles.xsd
@@ -0,0 +1,100 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright (C) 2019 The Android Open Source Project
+
+         Licensed under the Apache License, Version 2.0 (the "License");
+         you may not use this file except in compliance with the License.
+         You may obtain a copy of the License at
+
+                    http://www.apache.org/licenses/LICENSE-2.0
+
+         Unless required by applicable law or agreed to in writing, software
+         distributed under the License is distributed on an "AS IS" BASIS,
+         WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+         See the License for the specific language governing permissions and
+         limitations under the License.
+-->
+<!-- TODO: define a targetNamespace. Note that it will break retrocompatibility -->
+<xs:schema version="2.0"
+           elementFormDefault="qualified"
+           attributeFormDefault="unqualified"
+           xmlns:xs="http://www.w3.org/2001/XMLSchema">
+    <xs:element name="MediaSettings">
+        <xs:complexType>
+            <xs:sequence>
+                <xs:element name="CamcorderProfiles" type="CamcorderProfiles" minOccurs="0" maxOccurs="unbounded"/>
+                <xs:element name="EncoderOutputFileFormat" minOccurs="0" maxOccurs="unbounded">
+                    <xs:complexType>
+                        <xs:attribute name="name" type="xs:string"/>
+                    </xs:complexType>
+                </xs:element>
+                <xs:element name="VideoEncoderCap" type="VideoEncoderCap" minOccurs="0" maxOccurs="unbounded"/>
+                <xs:element name="AudioEncoderCap" type="AudioEncoderCap" minOccurs="0" maxOccurs="unbounded"/>
+                <xs:element name="VideoDecoderCap" type="VideoDecoderCap" minOccurs="0" maxOccurs="unbounded"/>
+                <xs:element name="AudioDecoderCap" type="AudioDecoderCap" minOccurs="0" maxOccurs="unbounded"/>
+            </xs:sequence>
+        </xs:complexType>
+    </xs:element>
+    <xs:complexType name="CamcorderProfiles">
+        <xs:sequence>
+            <xs:element name="EncoderProfile" type="EncoderProfile" minOccurs="0" maxOccurs="unbounded"/>
+            <xs:element name="ImageEncoding" minOccurs="0" maxOccurs="unbounded">
+                <xs:complexType>
+                    <xs:attribute name="quality" type="xs:int"/>
+                </xs:complexType>
+            </xs:element>
+        </xs:sequence>
+        <xs:attribute name="cameraId" type="xs:int"/>
+    </xs:complexType>
+    <xs:complexType name="EncoderProfile">
+        <xs:sequence>
+            <xs:element name="Video" type="Video" minOccurs="0" maxOccurs="unbounded"/>
+            <xs:element name="Audio" type="Audio" minOccurs="0" maxOccurs="unbounded"/>
+        </xs:sequence>
+        <xs:attribute name="quality" type="xs:string"/>
+        <xs:attribute name="fileFormat" type="xs:string"/>
+        <xs:attribute name="duration" type="xs:int"/>
+    </xs:complexType>
+    <xs:complexType name="Video">
+        <xs:attribute name="codec" type="xs:string"/>
+        <xs:attribute name="bitRate" type="xs:int"/>
+        <xs:attribute name="width" type="xs:int"/>
+        <xs:attribute name="height" type="xs:int"/>
+        <xs:attribute name="frameRate" type="xs:int"/>
+    </xs:complexType>
+    <xs:complexType name="Audio">
+        <xs:attribute name="codec" type="xs:string"/>
+        <xs:attribute name="bitRate" type="xs:int"/>
+        <xs:attribute name="sampleRate" type="xs:int"/>
+        <xs:attribute name="channels" type="xs:int"/>
+    </xs:complexType>
+    <xs:complexType name="VideoEncoderCap">
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="enabled" type="xs:boolean"/>
+        <xs:attribute name="minBitRate" type="xs:int"/>
+        <xs:attribute name="maxBitRate" type="xs:int"/>
+        <xs:attribute name="minFrameWidth" type="xs:int"/>
+        <xs:attribute name="maxFrameWidth" type="xs:int"/>
+        <xs:attribute name="minFrameHeight" type="xs:int"/>
+        <xs:attribute name="maxFrameHeight" type="xs:int"/>
+        <xs:attribute name="minFrameRate" type="xs:int"/>
+        <xs:attribute name="maxFrameRate" type="xs:int"/>
+    </xs:complexType>
+    <xs:complexType name="AudioEncoderCap">
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="enabled" type="xs:boolean"/>
+        <xs:attribute name="minBitRate" type="xs:int"/>
+        <xs:attribute name="maxBitRate" type="xs:int"/>
+        <xs:attribute name="minSampleRate" type="xs:int"/>
+        <xs:attribute name="maxSampleRate" type="xs:int"/>
+        <xs:attribute name="minChannels" type="xs:int"/>
+        <xs:attribute name="maxChannels" type="xs:int"/>
+    </xs:complexType>
+    <xs:complexType name="VideoDecoderCap">
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="enabled" type="xs:boolean"/>
+    </xs:complexType>
+    <xs:complexType name="AudioDecoderCap">
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="enabled" type="xs:boolean"/>
+    </xs:complexType>
+</xs:schema>
diff --git a/media/libmediaplayerservice/StagefrightRecorder.cpp b/media/libmediaplayerservice/StagefrightRecorder.cpp
index 3e3872d..77777b8 100644
--- a/media/libmediaplayerservice/StagefrightRecorder.cpp
+++ b/media/libmediaplayerservice/StagefrightRecorder.cpp
@@ -400,14 +400,15 @@
         return -EBADF;
     }
 
-    // start with a clean, empty file
-    ftruncate(fd, 0);
-    int nextFd = dup(fd);
-    if (mWriter == NULL) {
+    if (mWriter == nullptr) {
         ALOGE("setNextOutputFile failed. Writer has been freed");
         return INVALID_OPERATION;
     }
-    return mWriter->setNextFd(nextFd);
+
+    // start with a clean, empty file
+    ftruncate(fd, 0);
+
+    return mWriter->setNextFd(fd);
 }
 
 // Attempt to parse an float literal optionally surrounded by whitespace,
diff --git a/media/libstagefright/AACWriter.cpp b/media/libstagefright/AACWriter.cpp
index 9eba7e9..e173974 100644
--- a/media/libstagefright/AACWriter.cpp
+++ b/media/libstagefright/AACWriter.cpp
@@ -154,11 +154,11 @@
     mDone = true;
 
     void *dummy;
+    status_t status = mSource->stop();
     pthread_join(mThread, &dummy);
 
     status_t err = static_cast<status_t>(reinterpret_cast<uintptr_t>(dummy));
     {
-        status_t status = mSource->stop();
         if (err == OK &&
             (status != OK && status != ERROR_END_OF_STREAM)) {
             err = status;
diff --git a/media/libstagefright/ACodec.cpp b/media/libstagefright/ACodec.cpp
index 1dee4f7..f00c895 100644
--- a/media/libstagefright/ACodec.cpp
+++ b/media/libstagefright/ACodec.cpp
@@ -6667,7 +6667,7 @@
         return false;
     }
 
-    mDeathNotifier = new DeathNotifier(notify);
+    mDeathNotifier = new DeathNotifier(new AMessage(kWhatOMXDied, mCodec));
     auto tOmxNode = omxNode->getHalInterface<IOmxNode>();
     if (tOmxNode && !tOmxNode->linkToDeath(mDeathNotifier, 0)) {
         mDeathNotifier.clear();
diff --git a/media/libstagefright/AMRWriter.cpp b/media/libstagefright/AMRWriter.cpp
index 41106a1..24f6f0b 100644
--- a/media/libstagefright/AMRWriter.cpp
+++ b/media/libstagefright/AMRWriter.cpp
@@ -149,11 +149,11 @@
     mDone = true;
 
     void *dummy;
+    status_t status = mSource->stop();
     pthread_join(mThread, &dummy);
 
     status_t err = static_cast<status_t>(reinterpret_cast<uintptr_t>(dummy));
     {
-        status_t status = mSource->stop();
         if (err == OK &&
             (status != OK && status != ERROR_END_OF_STREAM)) {
             err = status;
diff --git a/media/libstagefright/HevcUtils.cpp b/media/libstagefright/HevcUtils.cpp
index 0c38f2e..482a1a7 100644
--- a/media/libstagefright/HevcUtils.cpp
+++ b/media/libstagefright/HevcUtils.cpp
@@ -312,14 +312,23 @@
             for (uint32_t j = 0; j < numPics; ++j) {
                 skipUE(&reader); // delta_poc_s0|1_minus1[i]
                 reader.skipBits(1); // used_by_curr_pic_s0|1_flag[i]
+                if (reader.overRead()) {
+                    return ERROR_MALFORMED;
+                }
             }
         }
+        if (reader.overRead()) {
+            return ERROR_MALFORMED;
+        }
     }
     if (reader.getBitsWithFallback(1, 0)) { // long_term_ref_pics_present_flag
         uint32_t numLongTermRefPicSps = parseUEWithFallback(&reader, 0);
         for (uint32_t i = 0; i < numLongTermRefPicSps; ++i) {
             reader.skipBits(log2MaxPicOrderCntLsb); // lt_ref_pic_poc_lsb_sps[i]
             reader.skipBits(1); // used_by_curr_pic_lt_sps_flag[i]
+            if (reader.overRead()) {
+                return ERROR_MALFORMED;
+            }
         }
     }
     reader.skipBits(1); // sps_temporal_mvp_enabled_flag
diff --git a/media/libstagefright/MPEG4Writer.cpp b/media/libstagefright/MPEG4Writer.cpp
index f6ed0f1..a52da45 100644
--- a/media/libstagefright/MPEG4Writer.cpp
+++ b/media/libstagefright/MPEG4Writer.cpp
@@ -460,7 +460,7 @@
 };
 
 MPEG4Writer::MPEG4Writer(int fd) {
-    initInternal(fd, true /*isFirstSession*/);
+    initInternal(dup(fd), true /*isFirstSession*/);
 }
 
 MPEG4Writer::~MPEG4Writer() {
@@ -481,7 +481,7 @@
 
 void MPEG4Writer::initInternal(int fd, bool isFirstSession) {
     ALOGV("initInternal");
-    mFd = dup(fd);
+    mFd = fd;
     mNextFd = -1;
     mInitCheck = mFd < 0? NO_INIT: OK;
 
@@ -1044,6 +1044,10 @@
 void MPEG4Writer::release() {
     close(mFd);
     mFd = -1;
+    if (mNextFd != -1) {
+        close(mNextFd);
+        mNextFd = -1;
+    }
     mInitCheck = NO_INIT;
     mStarted = false;
     free(mInMemoryCache);
@@ -1981,7 +1985,7 @@
         // No need to set a new FD yet.
         return INVALID_OPERATION;
     }
-    mNextFd = fd;
+    mNextFd = dup(fd);
     return OK;
 }
 
@@ -2180,11 +2184,11 @@
     switch (msg->what()) {
         case kWhatSwitch:
         {
-            finishCurrentSession();
             mLock.lock();
             int fd = mNextFd;
             mNextFd = -1;
             mLock.unlock();
+            finishCurrentSession();
             initInternal(fd, false /*isFirstSession*/);
             start(mStartMeta.get());
             mSwitchPending = false;
diff --git a/media/libstagefright/xmlparser/Android.bp b/media/libstagefright/xmlparser/Android.bp
index 819058c..202e964 100644
--- a/media/libstagefright/xmlparser/Android.bp
+++ b/media/libstagefright/xmlparser/Android.bp
@@ -10,7 +10,6 @@
     vndk: {
         enabled: true,
     },
-    double_loadable: true,
 
     srcs: [
         "MediaCodecsXmlParser.cpp",
@@ -47,3 +46,9 @@
 
 }
 
+xsd_config {
+    name: "media_codecs",
+    srcs: ["media_codecs.xsd"],
+    package_name: "media.codecs",
+}
+
diff --git a/media/libstagefright/xmlparser/api/current.txt b/media/libstagefright/xmlparser/api/current.txt
new file mode 100644
index 0000000..f5245c1
--- /dev/null
+++ b/media/libstagefright/xmlparser/api/current.txt
@@ -0,0 +1,108 @@
+// Signature format: 2.0
+package media.codecs {
+
+  public class Decoders {
+    ctor public Decoders();
+    method public java.util.List<media.codecs.MediaCodec> getMediaCodec();
+  }
+
+  public class Encoders {
+    ctor public Encoders();
+    method public java.util.List<media.codecs.MediaCodec> getMediaCodec();
+  }
+
+  public class Feature {
+    ctor public Feature();
+    method public String getName();
+    method public String getOptional();
+    method public String getRequired();
+    method public String getValue();
+    method public void setName(String);
+    method public void setOptional(String);
+    method public void setRequired(String);
+    method public void setValue(String);
+  }
+
+  public class Limit {
+    ctor public Limit();
+    method public String getIn();
+    method public String getMax();
+    method public String getMin();
+    method public String getName();
+    method public String getRange();
+    method public String getRanges();
+    method public String getScale();
+    method public String getValue();
+    method public String get_default();
+    method public void setIn(String);
+    method public void setMax(String);
+    method public void setMin(String);
+    method public void setName(String);
+    method public void setRange(String);
+    method public void setRanges(String);
+    method public void setScale(String);
+    method public void setValue(String);
+    method public void set_default(String);
+  }
+
+  public class MediaCodec {
+    ctor public MediaCodec();
+    method public java.util.List<media.codecs.Feature> getFeature();
+    method public java.util.List<media.codecs.Limit> getLimit();
+    method public String getName();
+    method public java.util.List<media.codecs.Quirk> getQuirk();
+    method public java.util.List<media.codecs.Type> getType();
+    method public String getType();
+    method public String getUpdate();
+    method public void setName(String);
+    method public void setType(String);
+    method public void setUpdate(String);
+  }
+
+  public class MediaCodecs {
+    ctor public MediaCodecs();
+    method public java.util.List<media.codecs.Decoders> getDecoders();
+    method public java.util.List<media.codecs.Encoders> getEncoders();
+    method public java.util.List<media.codecs.Settings> getSettings();
+  }
+
+  public class Quirk {
+    ctor public Quirk();
+    method public String getName();
+    method public void setName(String);
+  }
+
+  public class Setting {
+    ctor public Setting();
+    method public String getName();
+    method public String getUpdate();
+    method public String getValue();
+    method public void setName(String);
+    method public void setUpdate(String);
+    method public void setValue(String);
+  }
+
+  public class Settings {
+    ctor public Settings();
+    method public java.util.List<media.codecs.Setting> getSetting();
+  }
+
+  public class Type {
+    ctor public Type();
+    method public java.util.List<media.codecs.Feature> getFeature();
+    method public java.util.List<media.codecs.Limit> getLimit();
+    method public String getName();
+    method public String getUpdate();
+    method public void setName(String);
+    method public void setUpdate(String);
+  }
+
+  public class XmlParser {
+    ctor public XmlParser();
+    method public static media.codecs.MediaCodecs read(java.io.InputStream) throws javax.xml.datatype.DatatypeConfigurationException, java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+    method public static String readText(org.xmlpull.v1.XmlPullParser) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+    method public static void skip(org.xmlpull.v1.XmlPullParser) throws java.io.IOException, org.xmlpull.v1.XmlPullParserException;
+  }
+
+}
+
diff --git a/media/libstagefright/xmlparser/api/last_current.txt b/media/libstagefright/xmlparser/api/last_current.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/media/libstagefright/xmlparser/api/last_current.txt
diff --git a/media/libstagefright/xmlparser/api/last_removed.txt b/media/libstagefright/xmlparser/api/last_removed.txt
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/media/libstagefright/xmlparser/api/last_removed.txt
diff --git a/media/libstagefright/xmlparser/api/removed.txt b/media/libstagefright/xmlparser/api/removed.txt
new file mode 100644
index 0000000..d802177
--- /dev/null
+++ b/media/libstagefright/xmlparser/api/removed.txt
@@ -0,0 +1 @@
+// Signature format: 2.0
diff --git a/media/libstagefright/xmlparser/media_codecs.xsd b/media/libstagefright/xmlparser/media_codecs.xsd
new file mode 100644
index 0000000..4faba87
--- /dev/null
+++ b/media/libstagefright/xmlparser/media_codecs.xsd
@@ -0,0 +1,89 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright (C) 2019 The Android Open Source Project
+
+         Licensed under the Apache License, Version 2.0 (the "License");
+         you may not use this file except in compliance with the License.
+         You may obtain a copy of the License at
+
+                    http://www.apache.org/licenses/LICENSE-2.0
+
+         Unless required by applicable law or agreed to in writing, software
+         distributed under the License is distributed on an "AS IS" BASIS,
+         WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+         See the License for the specific language governing permissions and
+         limitations under the License.
+-->
+<!-- TODO: define a targetNamespace. Note that it will break retrocompatibility -->
+<xs:schema version="2.0"
+           elementFormDefault="qualified"
+           attributeFormDefault="unqualified"
+           xmlns:xs="http://www.w3.org/2001/XMLSchema">
+    <xs:element name="MediaCodecs">
+        <xs:complexType>
+            <xs:sequence>
+                <xs:element name="Decoders" type="Decoders" maxOccurs="unbounded"/>
+                <xs:element name="Encoders" type="Encoders" maxOccurs="unbounded"/>
+                <xs:element name="Settings" type="Settings" maxOccurs="unbounded"/>
+            </xs:sequence>
+        </xs:complexType>
+    </xs:element>
+    <xs:complexType name="Decoders">
+        <xs:sequence>
+            <xs:element name="MediaCodec" type="MediaCodec" maxOccurs="unbounded"/>
+        </xs:sequence>
+    </xs:complexType>
+    <xs:complexType name="Encoders">
+        <xs:sequence>
+            <xs:element name="MediaCodec" type="MediaCodec" maxOccurs="unbounded"/>
+        </xs:sequence>
+    </xs:complexType>
+    <xs:complexType name="Settings">
+        <xs:sequence>
+            <xs:element name="Setting" type="Setting" maxOccurs="unbounded"/>
+        </xs:sequence>
+    </xs:complexType>
+    <xs:complexType name="MediaCodec">
+        <xs:sequence>
+            <xs:element name="Quirk" type="Quirk" maxOccurs="unbounded"/>
+            <xs:element name="Type" type="Type" maxOccurs="unbounded"/>
+            <xs:element name="Limit" type="Limit" maxOccurs="unbounded"/>
+            <xs:element name="Feature" type="Feature" maxOccurs="unbounded"/>
+        </xs:sequence>
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="type" type="xs:string"/>
+        <xs:attribute name="update" type="xs:string"/>
+    </xs:complexType>
+    <xs:complexType name="Quirk">
+        <xs:attribute name="name" type="xs:string"/>
+    </xs:complexType>
+    <xs:complexType name="Type">
+        <xs:sequence>
+            <xs:element name="Limit" type="Limit" maxOccurs="unbounded"/>
+            <xs:element name="Feature" type="Feature" maxOccurs="unbounded"/>
+        </xs:sequence>
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="update" type="xs:string"/>
+    </xs:complexType>
+    <xs:complexType name="Limit">
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="default" type="xs:string"/>
+        <xs:attribute name="in" type="xs:string"/>
+        <xs:attribute name="max" type="xs:string"/>
+        <xs:attribute name="min" type="xs:string"/>
+        <xs:attribute name="range" type="xs:string"/>
+        <xs:attribute name="ranges" type="xs:string"/>
+        <xs:attribute name="scale" type="xs:string"/>
+        <xs:attribute name="value" type="xs:string"/>
+    </xs:complexType>
+    <xs:complexType name="Feature">
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="optional" type="xs:string"/>
+        <xs:attribute name="required" type="xs:string"/>
+        <xs:attribute name="value" type="xs:string"/>
+    </xs:complexType>
+    <xs:complexType name="Setting">
+        <xs:attribute name="name" type="xs:string"/>
+        <xs:attribute name="value" type="xs:string"/>
+        <xs:attribute name="update" type="xs:string"/>
+    </xs:complexType>
+</xs:schema>
diff --git a/media/ndk/OWNERS b/media/ndk/OWNERS
index 11e8340..9dc441e 100644
--- a/media/ndk/OWNERS
+++ b/media/ndk/OWNERS
@@ -1,5 +1,3 @@
 marcone@google.com
 # For AImage/AImageReader
-etalvala@google.com
-yinchiayeh@google.com
-zhijunhe@google.com
+include platform/frameworks/av:/camera/OWNERS
diff --git a/services/audiopolicy/Android.mk b/services/audiopolicy/Android.mk
index 9e4eebc..3badda1 100644
--- a/services/audiopolicy/Android.mk
+++ b/services/audiopolicy/Android.mk
@@ -62,10 +62,6 @@
 $(error Configurable policy does not support legacy conf file)
 endif #ifneq ($(USE_XML_AUDIO_POLICY_CONF), 1)
 
-LOCAL_REQUIRED_MODULES := \
-    parameter-framework.policy \
-    audio_policy_criteria.conf \
-
 LOCAL_C_INCLUDES += frameworks/av/services/audiopolicy/engineconfigurable/include
 LOCAL_C_INCLUDES += frameworks/av/include
 
diff --git a/services/audiopolicy/common/include/Volume.h b/services/audiopolicy/common/include/Volume.h
index 48b5271..561f100 100644
--- a/services/audiopolicy/common/include/Volume.h
+++ b/services/audiopolicy/common/include/Volume.h
@@ -16,19 +16,22 @@
 
 #pragma once
 
+#include <media/AudioCommonTypes.h>
 #include <system/audio.h>
 #include <utils/Log.h>
 #include <math.h>
 
 namespace android {
 
+
 /**
  * VolumeSource is the discriminent for volume management on an output.
  * It used to be the stream type by legacy, it may be host volume group or a volume curves if
- * we allow to have more than one curve per volume group.
+ * we allow to have more than one curve per volume group (mandatory to get rid of AudioServer
+ * stream aliases.
  */
-enum VolumeSource : std::underlying_type<audio_stream_type_t>::type;
-static const VolumeSource VOLUME_SOURCE_NONE = static_cast<VolumeSource>(AUDIO_STREAM_DEFAULT);
+enum VolumeSource : std::underlying_type<volume_group_t>::type;
+static const VolumeSource VOLUME_SOURCE_NONE = static_cast<VolumeSource>(VOLUME_GROUP_NONE);
 
 static inline VolumeSource streamToVolumeSource(audio_stream_type_t stream) {
     return static_cast<VolumeSource>(stream);
diff --git a/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h b/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
index 73a8249..cd54085 100644
--- a/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
+++ b/services/audiopolicy/common/managerdefinitions/include/AudioOutputDescriptor.h
@@ -107,7 +107,7 @@
 };
 /**
  * Note: volume activities shall be indexed by CurvesId if we want to allow multiple
- * curves per volume group, inferring a mute management or volume balancing between HW and SW is
+ * curves per volume source, inferring a mute management or volume balancing between HW and SW is
  * done
  */
 using VolumeActivities = std::map<VolumeSource, VolumeActivity>;
@@ -157,7 +157,7 @@
     virtual uint32_t latency() { return 0; }
     virtual bool isFixedVolume(audio_devices_t device);
     virtual bool setVolume(float volumeDb,
-                           audio_stream_type_t stream,
+                           VolumeSource volumeSource, const StreamTypeVector &streams,
                            audio_devices_t device,
                            uint32_t delayMs,
                            bool force);
@@ -221,7 +221,7 @@
     }
     void setCurVolume(VolumeSource vs, float volumeDb)
     {
-        // Even if not activity for this group registered, need to create anyway
+        // Even if not activity for this source registered, need to create anyway
         mVolumeActivities[vs].setVolume(volumeDb);
     }
     float getCurVolume(VolumeSource vs) const
@@ -280,6 +280,11 @@
         return mActiveClients;
     }
 
+    bool useHwGain() const
+    {
+        return !devices().isEmpty() ? devices().itemAt(0)->hasGainController() : false;
+    }
+
     DeviceVector mDevices; /**< current devices this output is routed to */
     wp<AudioPolicyMix> mPolicyMix;  // non NULL when used by a dynamic policy
 
@@ -328,7 +333,7 @@
         }
     }
     virtual bool setVolume(float volumeDb,
-                           audio_stream_type_t stream,
+                           VolumeSource volumeSource, const StreamTypeVector &streams,
                            audio_devices_t device,
                            uint32_t delayMs,
                            bool force);
@@ -402,7 +407,7 @@
             void dump(String8 *dst) const override;
 
     virtual bool setVolume(float volumeDb,
-                           audio_stream_type_t stream,
+                           VolumeSource volumeSource, const StreamTypeVector &streams,
                            audio_devices_t device,
                            uint32_t delayMs,
                            bool force);
@@ -422,7 +427,7 @@
     bool isActive(VolumeSource volumeSource, uint32_t inPastMs = 0) const;
 
     /**
-     * return whether any source contributing to VolumeSource is playing remotely, override 
+     * return whether any source contributing to VolumeSource is playing remotely, override
      * to change the definition of
      * local/remote playback, used for instance by notification manager to not make
      * media players lose audio focus when not playing locally
@@ -488,8 +493,8 @@
     /**
      * @brief isAnyOutputActive checks if any output is active (aka playing) except the one(s) that
      * hold the volume source to be ignored
-     * @param volumeSourceToIgnore source not considered in the activity detection
-     * @return true if any output is active for any source except the one to be ignored
+     * @param volumeSourceToIgnore source not to be considered in the activity detection
+     * @return true if any output is active for any volume source except the one to be ignored
      */
     bool isAnyOutputActive(VolumeSource volumeSourceToIgnore) const
     {
@@ -518,8 +523,8 @@
     /**
      * @brief isAnyOutputActive checks if any output is active (aka playing) except the one(s) that
      * hold the volume source to be ignored
-     * @param volumeSourceToIgnore source not considered in the activity detection
-     * @return true if any output is active for any source except the one to be ignored
+     * @param volumeSourceToIgnore source not to be considered in the activity detection
+     * @return true if any output is active for any volume source except the one to be ignored
      */
     bool isAnyOutputActive(VolumeSource volumeSourceToIgnore) const
     {
diff --git a/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp b/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
index 833c7b9..97b7a01 100644
--- a/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/AudioOutputDescriptor.cpp
@@ -24,6 +24,7 @@
 #include "AudioGain.h"
 #include "Volume.h"
 #include "HwModule.h"
+#include "TypeConverter.h"
 #include <media/AudioParameter.h>
 #include <media/AudioPolicy.h>
 
@@ -152,17 +153,18 @@
 }
 
 bool AudioOutputDescriptor::setVolume(float volumeDb,
-                                      audio_stream_type_t stream,
-                                      audio_devices_t device __unused,
+                                      VolumeSource volumeSource,
+                                      const StreamTypeVector &/*streams*/,
+                                      audio_devices_t /*device*/,
                                       uint32_t delayMs,
                                       bool force)
 {
     // We actually change the volume if:
     // - the float value returned by computeVolume() changed
     // - the force flag is set
-    if (volumeDb != getCurVolume(static_cast<VolumeSource>(stream)) || force) {
-        ALOGV("setVolume() for stream %d, volume %f, delay %d", stream, volumeDb, delayMs);
-        setCurVolume(static_cast<VolumeSource>(stream), volumeDb);
+    if (volumeDb != getCurVolume(volumeSource) || force) {
+        ALOGV("%s for volumeSrc %d, volume %f, delay %d", __func__, volumeSource, volumeDb, delayMs);
+        setCurVolume(volumeSource, volumeDb);
         return true;
     }
     return false;
@@ -391,23 +393,33 @@
 }
 
 bool SwAudioOutputDescriptor::setVolume(float volumeDb,
-                                        audio_stream_type_t stream,
+                                        VolumeSource vs, const StreamTypeVector &streamTypes,
                                         audio_devices_t device,
                                         uint32_t delayMs,
                                         bool force)
 {
-    if (!AudioOutputDescriptor::setVolume(volumeDb, stream, device, delayMs, force)) {
+    StreamTypeVector streams = streamTypes;
+    if (!AudioOutputDescriptor::setVolume(volumeDb, vs, streamTypes, device, delayMs, force)) {
         return false;
     }
-    if (!devices().isEmpty()) {
-        // Assume first device to check upon Gain Crontroller availability
-        const auto &devicePort = devices().itemAt(0);
-        ALOGV("%s: device %s hasGC %d", __FUNCTION__,
-            devicePort->toString().c_str(), devices().itemAt(0)->hasGainController(true));
-        if (devicePort->hasGainController(true)) {
+    if (streams.empty()) {
+        streams.push_back(AUDIO_STREAM_MUSIC);
+    }
+    for (const auto& devicePort : devices()) {
+        // APM loops on all group, so filter on active group to set the port gain,
+        // let the other groups set the stream volume as per legacy
+        // TODO: Pass in the device address and check against it.
+        if (device == devicePort->type() &&
+                devicePort->hasGainController(true) && isActive(vs)) {
+            ALOGV("%s: device %s has gain controller", __func__, devicePort->toString().c_str());
+            // @todo: here we might be in trouble if the SwOutput has several active clients with
+            // different Volume Source (or if we allow several curves within same volume group)
+            //
             // @todo: default stream volume to max (0) when using HW Port gain?
             float volumeAmpl = Volume::DbToAmpl(0);
-            mClientInterface->setStreamVolume(stream, volumeAmpl, mIoHandle, delayMs);
+            for (const auto &stream : streams) {
+                mClientInterface->setStreamVolume(stream, volumeAmpl, mIoHandle, delayMs);
+            }
 
             AudioGains gains = devicePort->getGains();
             int gainMinValueInMb = gains[0]->getMinValueInMb();
@@ -424,11 +436,15 @@
         }
     }
     // Force VOICE_CALL to track BLUETOOTH_SCO stream volume when bluetooth audio is enabled
-    float volumeAmpl = Volume::DbToAmpl(getCurVolume(static_cast<VolumeSource>(stream)));
-    if (stream == AUDIO_STREAM_BLUETOOTH_SCO) {
+    float volumeAmpl = Volume::DbToAmpl(getCurVolume(vs));
+    if (hasStream(streams, AUDIO_STREAM_BLUETOOTH_SCO)) {
         mClientInterface->setStreamVolume(AUDIO_STREAM_VOICE_CALL, volumeAmpl, mIoHandle, delayMs);
     }
-    mClientInterface->setStreamVolume(stream, volumeAmpl, mIoHandle, delayMs);
+    for (const auto &stream : streams) {
+        ALOGV("%s output %d for volumeSource %d, volume %f, delay %d stream=%s", __func__,
+              mIoHandle, vs, volumeDb, delayMs, toString(stream).c_str());
+        mClientInterface->setStreamVolume(stream, volumeAmpl, mIoHandle, delayMs);
+    }
     return true;
 }
 
@@ -618,12 +634,13 @@
 
 
 bool HwAudioOutputDescriptor::setVolume(float volumeDb,
-                                        audio_stream_type_t stream,
+                                        VolumeSource volumeSource, const StreamTypeVector &streams,
                                         audio_devices_t device,
                                         uint32_t delayMs,
                                         bool force)
 {
-    bool changed = AudioOutputDescriptor::setVolume(volumeDb, stream, device, delayMs, force);
+    bool changed =
+        AudioOutputDescriptor::setVolume(volumeDb, volumeSource, streams, device, delayMs, force);
 
     if (changed) {
       // TODO: use gain controller on source device if any to adjust volume
diff --git a/services/audiopolicy/engine/common/include/EngineBase.h b/services/audiopolicy/engine/common/include/EngineBase.h
index 6ff8512..cedc78f 100644
--- a/services/audiopolicy/engine/common/include/EngineBase.h
+++ b/services/audiopolicy/engine/common/include/EngineBase.h
@@ -84,10 +84,6 @@
 
     volume_group_t getVolumeGroupForStreamType(audio_stream_type_t stream) const override;
 
-    StreamTypeVector getStreamTypesForVolumeGroup(volume_group_t volumeGroup) const override;
-
-    AttributesVector getAllAttributesForVolumeGroup(volume_group_t volumeGroup) const override;
-
     status_t listAudioVolumeGroups(AudioVolumeGroupVector &groups) const override;
 
     void dump(String8 *dst) const override;
@@ -112,7 +108,7 @@
 
     VolumeSource toVolumeSource(audio_stream_type_t stream) const
     {
-        return static_cast<VolumeSource>(stream);
+        return static_cast<VolumeSource>(getVolumeGroupForStreamType(stream));
     }
 
     status_t switchVolumeCurve(audio_stream_type_t streamSrc, audio_stream_type_t streamDst);
diff --git a/services/audiopolicy/engine/common/include/ProductStrategy.h b/services/audiopolicy/engine/common/include/ProductStrategy.h
index 767a8ed..1a2a198 100644
--- a/services/audiopolicy/engine/common/include/ProductStrategy.h
+++ b/services/audiopolicy/engine/common/include/ProductStrategy.h
@@ -152,6 +152,8 @@
 
     volume_group_t getVolumeGroupForStreamType(audio_stream_type_t stream) const;
 
+    volume_group_t getDefaultVolumeGroup() const;
+
     product_strategy_t getDefault() const;
 
     void dump(String8 *dst, int spaces = 0) const;
diff --git a/services/audiopolicy/engine/common/src/EngineBase.cpp b/services/audiopolicy/engine/common/src/EngineBase.cpp
index 4fe7b42..07a7e65 100644
--- a/services/audiopolicy/engine/common/src/EngineBase.cpp
+++ b/services/audiopolicy/engine/common/src/EngineBase.cpp
@@ -218,6 +218,9 @@
 VolumeCurves *EngineBase::getVolumeCurvesForStreamType(audio_stream_type_t stream) const
 {
     volume_group_t volGr = mProductStrategies.getVolumeGroupForStreamType(stream);
+    if (volGr == VOLUME_GROUP_NONE) {
+        volGr = mProductStrategies.getDefaultVolumeGroup();
+    }
     const auto &iter = mVolumeGroups.find(volGr);
     LOG_ALWAYS_FATAL_IF(iter == std::end(mVolumeGroups), "No volume groups for %s",
                 toString(stream).c_str());
@@ -260,20 +263,6 @@
     return mProductStrategies.getVolumeGroupForStreamType(stream);
 }
 
-StreamTypeVector EngineBase::getStreamTypesForVolumeGroup(volume_group_t volumeGroup) const
-{
-    // @TODO default music stream to control volume if no group?
-    return (mVolumeGroups.find(volumeGroup) != end(mVolumeGroups)) ?
-                mVolumeGroups.at(volumeGroup)->getStreamTypes() :
-                StreamTypeVector(AUDIO_STREAM_MUSIC);
-}
-
-AttributesVector EngineBase::getAllAttributesForVolumeGroup(volume_group_t volumeGroup) const
-{
-    return (mVolumeGroups.find(volumeGroup) != end(mVolumeGroups)) ?
-                mVolumeGroups.at(volumeGroup)->getSupportedAttributes() : AttributesVector();
-}
-
 status_t EngineBase::listAudioVolumeGroups(AudioVolumeGroupVector &groups) const
 {
     for (const auto &iter : mVolumeGroups) {
diff --git a/services/audiopolicy/engine/common/src/ProductStrategy.cpp b/services/audiopolicy/engine/common/src/ProductStrategy.cpp
index 16e6690..f74f190 100644
--- a/services/audiopolicy/engine/common/src/ProductStrategy.cpp
+++ b/services/audiopolicy/engine/common/src/ProductStrategy.cpp
@@ -270,11 +270,7 @@
             return group;
         }
     }
-    product_strategy_t defaultStrategy = getDefault();
-    if (defaultStrategy == PRODUCT_STRATEGY_NONE) {
-        return VOLUME_GROUP_NONE;
-    }
-    return at(defaultStrategy)->getDefaultVolumeGroup();
+    return getDefaultVolumeGroup();
 }
 
 volume_group_t ProductStrategyMap::getVolumeGroupForStreamType(audio_stream_type_t stream) const
@@ -285,6 +281,12 @@
             return group;
         }
     }
+    ALOGW("%s: no volume group for %s, using default", __func__, toString(stream).c_str());
+    return getDefaultVolumeGroup();
+}
+
+volume_group_t ProductStrategyMap::getDefaultVolumeGroup() const
+{
     product_strategy_t defaultStrategy = getDefault();
     if (defaultStrategy == PRODUCT_STRATEGY_NONE) {
         return VOLUME_GROUP_NONE;
diff --git a/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h b/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h
index 4315061..b7fd031 100644
--- a/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h
+++ b/services/audiopolicy/engine/interface/AudioPolicyManagerInterface.h
@@ -283,10 +283,6 @@
      */
     virtual volume_group_t getVolumeGroupForStreamType(audio_stream_type_t stream) const = 0;
 
-    virtual StreamTypeVector getStreamTypesForVolumeGroup(volume_group_t volumeGroup) const = 0;
-
-    virtual AttributesVector getAllAttributesForVolumeGroup(volume_group_t volumeGroup) const = 0;
-
     /**
      * @brief listAudioVolumeGroups introspection API to get the Audio Volume Groups, aka
      * former stream aliases in Audio Service, defining volume curves attached to one or more
diff --git a/services/audiopolicy/engineconfigurable/config/example/Android.mk b/services/audiopolicy/engineconfigurable/config/example/Android.mk
index 45419f0..37271b5 100644
--- a/services/audiopolicy/engineconfigurable/config/example/Android.mk
+++ b/services/audiopolicy/engineconfigurable/config/example/Android.mk
@@ -10,16 +10,15 @@
 ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), phone_configurable)
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := audio_policy_engine_configuration_phone.xml
-LOCAL_MODULE_STEM := audio_policy_engine_configuration.xml
+LOCAL_MODULE := audio_policy_engine_configuration.xml
 
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
-LOCAL_SRC_FILES := phone/$(LOCAL_MODULE_STEM)
+LOCAL_SRC_FILES := phone/$(LOCAL_MODULE)
 
 LOCAL_REQUIRED_MODULES := \
-    audio_policy_engine_product_strategies_phone.xml  \
+    audio_policy_engine_product_strategies.xml  \
     audio_policy_engine_stream_volumes.xml \
     audio_policy_engine_default_stream_volumes.xml \
     audio_policy_engine_criteria.xml \
@@ -28,12 +27,11 @@
 include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := audio_policy_engine_product_strategies_phone.xml
-LOCAL_MODULE_STEM := audio_policy_engine_product_strategies.xml
+LOCAL_MODULE := audio_policy_engine_product_strategies.xml
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
-LOCAL_SRC_FILES := phone/$(LOCAL_MODULE_STEM)
+LOCAL_SRC_FILES := phone/$(LOCAL_MODULE)
 include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
@@ -55,39 +53,40 @@
 endif # ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), phone_configurable)
 
 
-ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), automotive_configurable)
+ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),automotive_configurable caremu_configurable))
 
 ##################################################################
 # AUTOMOTIVE CONFIGURATION TOP FILE
 ##################################################################
 include $(CLEAR_VARS)
-LOCAL_MODULE := audio_policy_engine_configuration_automotive.xml
-LOCAL_MODULE_STEM := audio_policy_engine_configuration.xml
-
+LOCAL_MODULE := audio_policy_engine_configuration.xml
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
-LOCAL_SRC_FILES := automotive/$(LOCAL_MODULE_STEM)
+LOCAL_SRC_FILES := automotive/$(LOCAL_MODULE)
 
 LOCAL_REQUIRED_MODULES := \
-    audio_policy_engine_product_strategies_automotive.xml \
+    audio_policy_engine_product_strategies.xml \
     audio_policy_engine_criteria.xml \
     audio_policy_engine_criterion_types.xml \
     audio_policy_engine_volumes.xml
 
 include $(BUILD_PREBUILT)
 
+endif #ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),automotive_configurable caremu_configurable))
+
+ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), automotive_configurable)
+
 ##################################################################
 # CONFIGURATION FILES
 ##################################################################
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := audio_policy_engine_product_strategies_automotive.xml
-LOCAL_MODULE_STEM := audio_policy_engine_product_strategies.xml
+LOCAL_MODULE := audio_policy_engine_product_strategies.xml
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
-LOCAL_SRC_FILES := automotive/$(LOCAL_MODULE_STEM)
+LOCAL_SRC_FILES := automotive/$(LOCAL_MODULE)
 include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
@@ -100,7 +99,31 @@
 
 endif #ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), automotive_configurable)
 
-ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable))
+ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), caremu_configurable)
+
+##################################################################
+# CONFIGURATION FILES
+##################################################################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := audio_policy_engine_product_strategies.xml
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_CLASS := ETC
+LOCAL_VENDOR_MODULE := true
+LOCAL_SRC_FILES := caremu/$(LOCAL_MODULE)
+include $(BUILD_PREBUILT)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := audio_policy_engine_volumes.xml
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_CLASS := ETC
+LOCAL_VENDOR_MODULE := true
+LOCAL_SRC_FILES := caremu/$(LOCAL_MODULE)
+include $(BUILD_PREBUILT)
+
+endif #ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), caremu_configurable)
+
+ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable caremu_configurable))
 
 include $(CLEAR_VARS)
 LOCAL_MODULE := audio_policy_engine_criteria.xml
@@ -123,4 +146,4 @@
 
 include $(PROVISION_CRITERION_TYPES)
 
-endif #ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable))
+endif #ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable caremu_configurable))
diff --git a/services/audiopolicy/engineconfigurable/config/example/automotive/audio_policy_engine_volumes.xml b/services/audiopolicy/engineconfigurable/config/example/automotive/audio_policy_engine_volumes.xml
index b326b50..9ec3d77 100644
--- a/services/audiopolicy/engineconfigurable/config/example/automotive/audio_policy_engine_volumes.xml
+++ b/services/audiopolicy/engineconfigurable/config/example/automotive/audio_policy_engine_volumes.xml
@@ -159,7 +159,7 @@
         <name>phone</name>
         <indexMin>1</indexMin>
         <indexMax>40</indexMax>
-        <volume  deviceCategory="DEVICE_CATEGORY_SPEAKER">
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
             <point>0,-4200</point>
             <point>33,-2800</point>
             <point>66,-1400</point>
diff --git a/services/audiopolicy/engineconfigurable/config/example/caremu/audio_policy_engine_product_strategies.xml b/services/audiopolicy/engineconfigurable/config/example/caremu/audio_policy_engine_product_strategies.xml
new file mode 100644
index 0000000..c487da9
--- /dev/null
+++ b/services/audiopolicy/engineconfigurable/config/example/caremu/audio_policy_engine_product_strategies.xml
@@ -0,0 +1,170 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Copyright (C) 2018 The Android Open Source Project
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+  http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+-->
+
+<ProductStrategies>
+    <!-- OEM Usages -->
+    <!-- product_strategy will be defined according this order
+    product_strategy is oem_traffic_anouncement if all the conditions are satisfied for
+    AudioAttributes aa
+
+    int type = 0;
+    if (bundle != null) {
+    type = bundle.getInt(KEY_OEM_TYPE, 0);
+    }
+    if(
+    ( aa.mContentType == AudioAttributes.AUDIO_CONTENT_TYPE_SPEECH ) &&
+    ( aa.mUsage == AudioAttributes.AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE ) &&
+    ( type == 1 ) )
+    -->
+
+    <ProductStrategy name="oem_traffic_anouncement">
+        <AttributesGroup volumeGroup="oem_traffic_anouncement">
+            <ContentType value="AUDIO_CONTENT_TYPE_SPEECH"/>
+            <Usage value="AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE"/>
+            <!--  traffic_annoucement = 1 -->
+            <Bundle key="oem" value="1"/>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="oem_strategy_1">
+        <AttributesGroup volumeGroup="oem_adas_2">
+            <ContentType value="AUDIO_CONTENT_TYPE_SPEECH"/>
+            <Usage value="AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE"/>
+            <Bundle key="oem" value="2"/>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="oem_strategy_2">
+        <AttributesGroup volumeGroup="oem_adas_3">
+            <ContentType value="AUDIO_CONTENT_TYPE_SPEECH"/>
+            <Usage value="AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE"/>
+            <Bundle key="oem" value="3"/>
+        </AttributesGroup>
+    </ProductStrategy>
+
+    <!-- Car Usages -->
+    <!-- Keep those lines only for car -->
+    <!-- Check car conditions if any OEM conditions matched -->
+    <!-- As defined by CarAudioAttributesUtil.java -->
+    <!-- product_strategy will be defined according this order
+    product_strategy is radio if all the conditions are satisfied for AudioAttributes aa
+
+        int type = CAR_AUDIO_TYPE_DEFAULT;
+        if (bundle != null) {
+        type = bundle.getInt(KEY_CAR_AUDIO_TYPE, CAR_AUDIO_TYPE_DEFAULT);
+        }
+        if(
+        ( aa.mContentType == AudioAttributes.AUDIO_CONTENT_TYPE_SPEECH ) &&
+        ( aa.mUsage == AudioAttributes.AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE ) &&
+        ( type == CAR_AUDIO_TYPE_RADIO ) )
+        -->
+    <ProductStrategy name="radio">
+        <AttributesGroup volumeGroup="media_car_audio_type_3">
+            <ContentType value="AUDIO_CONTENT_TYPE_MUSIC"/>
+            <Usage value="AUDIO_USAGE_MEDIA"/>
+            <Bundle key="car_audio_type" value="3"/>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="ext_audio_source">
+        <AttributesGroup volumeGroup="media_car_audio_type_7">
+            <ContentType value="AUDIO_CONTENT_TYPE_MUSIC"/>
+            <Usage value="AUDIO_USAGE_MEDIA"/>
+            <Bundle key="car_audio_type" value="7"/>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="voice_command">
+        <AttributesGroup volumeGroup="speech">
+            <Attributes>
+                <ContentType value="AUDIO_CONTENT_TYPE_SPEECH"/>
+                <Usage value="AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE"/>
+                <!--  CAR_AUDIO_TYPE_VOICE_COMMAND = 1 -->
+                <Bundle key="car_audio_type" value="1"/>
+            </Attributes>
+            <Attributes> <Usage value="AUDIO_USAGE_ASSISTANCE_ACCESSIBILITY"/> </Attributes>
+            <Attributes> <Usage value="AUDIO_USAGE_ASSISTANT"/> </Attributes>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="safety_alert">
+        <AttributesGroup volumeGroup="system">
+            <ContentType value="AUDIO_CONTENT_TYPE_SONIFICATION"/>
+            <Usage value="AUDIO_USAGE_NOTIFICATION"/>
+            <!--  CAR_AUDIO_TYPE_SAFETY_ALERT = 2 -->
+            <Bundle key="car_audio_type" value="2"/>
+        </AttributesGroup>
+    </ProductStrategy>
+
+    <!-- To be checked
+    CAR_AUDIO_TYPE_CARSERVICE_BOTTOM
+    CAR_AUDIO_TYPE_CARSERVICE_CAR_PROXY
+    CAR_AUDIO_TYPE_CARSERVICE_MEDIA_MUTE
+    -->
+
+    <!-- Generic Usages -->
+    <ProductStrategy name="music">
+        <AttributesGroup streamType="AUDIO_STREAM_MUSIC" volumeGroup="media">
+            <Attributes> <Usage value="AUDIO_USAGE_MEDIA"/> </Attributes>
+            <Attributes> <Usage value="AUDIO_USAGE_GAME"/> </Attributes>
+            <!-- Default product strategy has empty attributes -->
+            <Attributes></Attributes>
+        </AttributesGroup>
+    </ProductStrategy>
+
+    <ProductStrategy name="nav_guidance">
+        <AttributesGroup volumeGroup="speech">
+            <Usage value="AUDIO_USAGE_ASSISTANCE_NAVIGATION_GUIDANCE"/>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="voice_call">
+        <AttributesGroup streamType="AUDIO_STREAM_VOICE_CALL" volumeGroup="phone">
+            <Attributes> <Usage value="AUDIO_USAGE_VOICE_COMMUNICATION"/> </Attributes>
+            <Attributes> <Usage value="AUDIO_USAGE_VOICE_COMMUNICATION_SIGNALLING"/> </Attributes>
+        </AttributesGroup>
+        <AttributesGroup streamType="AUDIO_STREAM_BLUETOOTH_SCO" volumeGroup="phone">
+            <Attributes> <Flags value="AUDIO_FLAG_SCO"/> </Attributes>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="alarm">
+        <AttributesGroup streamType="AUDIO_STREAM_ALARM" volumeGroup="ring">
+            <Usage value="AUDIO_USAGE_ALARM"/>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="ring">
+        <AttributesGroup streamType="AUDIO_STREAM_RING" volumeGroup="ring">
+            <Usage value="AUDIO_USAGE_NOTIFICATION_TELEPHONY_RINGTONE"/>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="notification">
+        <AttributesGroup streamType="AUDIO_STREAM_NOTIFICATION" volumeGroup="ring">
+            <Attributes> <Usage value="AUDIO_USAGE_NOTIFICATION"/> </Attributes>
+            <Attributes> <Usage value="AUDIO_USAGE_NOTIFICATION_COMMUNICATION_INSTANT"/> </Attributes>
+            <Attributes> <Usage value="AUDIO_USAGE_NOTIFICATION_COMMUNICATION_DELAYED"/> </Attributes>
+            <Attributes> <Usage value="AUDIO_USAGE_NOTIFICATION_COMMUNICATION_REQUEST"/> </Attributes>
+            <Attributes> <Usage value="AUDIO_USAGE_NOTIFICATION_EVENT"/> </Attributes>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="system">
+        <AttributesGroup streamType="AUDIO_STREAM_SYSTEM" volumeGroup="system">
+            <Usage value="AUDIO_USAGE_ASSISTANCE_SONIFICATION"/>
+        </AttributesGroup>
+    </ProductStrategy>
+    <ProductStrategy name="tts">
+        <!-- TTS stream MUST BE MANAGED OUTSIDE default product strategy if NO DEDICATED OUTPUT
+             for TTS, otherwise when beacon happens, default strategy is ... muted.
+             If it is media, it is annoying... -->
+        <AttributesGroup streamType="AUDIO_STREAM_TTS" volumeGroup="tts">
+            <Attributes> <Flags value="AUDIO_FLAG_BEACON"/> </Attributes>
+        </AttributesGroup>
+    </ProductStrategy>
+</ProductStrategies>
+
diff --git a/services/audiopolicy/engineconfigurable/config/example/caremu/audio_policy_engine_volumes.xml b/services/audiopolicy/engineconfigurable/config/example/caremu/audio_policy_engine_volumes.xml
new file mode 100644
index 0000000..9ec3d77
--- /dev/null
+++ b/services/audiopolicy/engineconfigurable/config/example/caremu/audio_policy_engine_volumes.xml
@@ -0,0 +1,192 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<!-- Copyright (C) 2018 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+     -->
+
+<!-- Volume Groups Tables included by Audio Policy Configuration file -->
+<!-- Note:
+        It is VALID to have a group without attributes if a product strategy is following
+        this group for all attributes.
+        Otherwise, attributes must be specified
+-->
+
+<volumeGroups>
+    <volumeGroup>
+        <name>oem_traffic_anouncement</name>
+        <indexMin>0</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+        <volume deviceCategory="DEVICE_CATEGORY_HEADSET">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+        <volume deviceCategory="DEVICE_CATEGORY_EARPIECE">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+        <volume deviceCategory="DEVICE_CATEGORY_EXT_MEDIA">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+
+<!-- OEM ADAS is a volume group that has a single port gain (this is the reason why it is a group
+     but may host different streams.
+     A priority must be given among them (either they are multualy excluisve, so the volume
+     will be the one of the currently acitve stream, otherwise a priority must be given by
+     any mean. -->
+    <volumeGroup>
+        <name>oem_adas_2</name>
+        <indexMin>0</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+        <volume deviceCategory="DEVICE_CATEGORY_HEADSET">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+    <volumeGroup>
+        <name>oem_adas_3</name>
+        <indexMin>0</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-2400</point>
+            <point>33,-1600</point>
+            <point>66,-800</point>
+            <point>100,0</point>
+        </volume>
+        <volume deviceCategory="DEVICE_CATEGORY_EARPIECE">
+            <point>0,-2400</point>
+            <point>33,-1600</point>
+            <point>66,-800</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+
+<!-- MEDIA is a volume group that has a single port gain (this is the reason why it is a group
+     but may host different streams.
+     A priority must be given among them (either they are multualy exclusive, so the volume
+     will be the one of the active stream with highest priority (ORDER MATTERS) unless the curves
+     followed will the the curves for the requested attributes.-->
+    <volumeGroup>
+        <name>media_car_audio_type_3</name>
+        <indexMin>0</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+    <volumeGroup>
+        <name>media_car_audio_type_7</name>
+        <indexMin>0</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-2400</point>
+            <point>33,-1600</point>
+            <point>66,-800</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+    <volumeGroup>
+        <name>media</name>
+        <indexMin>0</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-2400</point>
+            <point>33,-1600</point>
+            <point>66,-800</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+
+    <volumeGroup>
+        <name>speech</name>
+        <indexMin>1</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+
+    <volumeGroup>
+        <name>system</name>
+        <indexMin>0</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+
+    <volumeGroup>
+        <name>phone</name>
+        <indexMin>1</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+
+    <volumeGroup>
+        <name>ring</name>
+        <indexMin>0</indexMin>
+        <indexMax>40</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-4200</point>
+            <point>33,-2800</point>
+            <point>66,-1400</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+
+    <volumeGroup>
+        <name>tts</name>
+        <indexMin>0</indexMin>
+        <indexMax>15</indexMax>
+        <volume deviceCategory="DEVICE_CATEGORY_SPEAKER">
+            <point>0,-0</point>
+            <point>100,0</point>
+        </volume>
+    </volumeGroup>
+</volumeGroups>
+
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Android.mk b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Android.mk
index 060830b..782fe83 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Android.mk
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Android.mk
@@ -9,7 +9,7 @@
 
 LOCAL_PATH := $(call my-dir)
 
-ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable no-output_configurable no-input_configurable))
+ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable caremu_configurable no-output_configurable no-input_configurable))
 
 PFW_CORE := external/parameter-framework
 #@TODO: upstream new domain generator
@@ -20,6 +20,8 @@
 TOOLS := frameworks/av/services/audiopolicy/engineconfigurable/tools
 BUILD_PFW_SETTINGS := $(TOOLS)/build_audio_pfw_settings.mk
 
+PROVISION_STRATEGIES_STRUCTURE := $(TOOLS)/provision_strategies_structure.mk
+
 endif
 
 ##################################################################
@@ -27,7 +29,7 @@
 ##################################################################
 ######### Policy PFW top level file #########
 
-ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable))
+ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable caremu_configurable))
 
 include $(CLEAR_VARS)
 LOCAL_MODULE := ParameterFrameworkConfigurationPolicy.xml
@@ -52,12 +54,27 @@
 ########## Policy PFW Common Structures #########
 
 include $(CLEAR_VARS)
+LOCAL_MODULE := PolicySubsystem.xml
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_CLASS := ETC
+LOCAL_VENDOR_MODULE := true
+LOCAL_REQUIRED_MODULES := \
+    PolicySubsystem-CommonTypes.xml \
+    ProductStrategies.xml \
+    PolicySubsystem-Volume.xml \
+    libpolicy-subsystem \
+
+LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
+LOCAL_SRC_FILES := common/Structure/$(LOCAL_MODULE)
+include $(BUILD_PREBUILT)
+
+include $(CLEAR_VARS)
 LOCAL_MODULE := PolicySubsystem-CommonTypes.xml
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
 LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
-LOCAL_SRC_FILES := Structure/$(LOCAL_MODULE)
+LOCAL_SRC_FILES := common/Structure/$(LOCAL_MODULE)
 include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
@@ -66,16 +83,29 @@
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
 LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
-LOCAL_SRC_FILES := Structure/$(LOCAL_MODULE)
+LOCAL_SRC_FILES := common/Structure/$(LOCAL_MODULE)
 include $(BUILD_PREBUILT)
 
-endif #ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable))
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := ProductStrategies.xml
+LOCAL_MODULE_CLASS := ETC
+LOCAL_VENDOR_MODULE := true
+LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
+LOCAL_ADDITIONAL_DEPENDENCIES := $(TARGET_OUT_VENDOR_ETC)/audio_policy_engine_configuration.xml
+AUDIO_POLICY_ENGINE_CONFIGURATION_FILE := \
+    $(TARGET_OUT_VENDOR_ETC)/audio_policy_engine_configuration.xml
+STRATEGIES_STRUCTURE_FILE := $(LOCAL_PATH)/common/Structure/$(LOCAL_MODULE).in
+
+include $(PROVISION_STRATEGIES_STRUCTURE)
+
+endif #ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),phone_configurable automotive_configurable caremu_configurable))
 
 ########## Policy PFW Example Structures #########
 ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),no-output_configurable no-input_configurable))
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := PolicySubsystem.xml.common
+LOCAL_MODULE := PolicySubsystem-no-strategy.xml
 LOCAL_MODULE_STEM := PolicySubsystem.xml
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := ETC
@@ -86,7 +116,7 @@
     libpolicy-subsystem \
 
 LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
-LOCAL_SRC_FILES := Structure/$(LOCAL_MODULE_STEM)
+LOCAL_SRC_FILES := common/Structure/$(LOCAL_MODULE_STEM)
 include $(BUILD_PREBUILT)
 
 endif # ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),$(filter $(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),no-output_configurable no-input_configurable))
@@ -95,7 +125,7 @@
 ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),no-output_configurable)
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := parameter-framework.policy.no-output
+LOCAL_MODULE := parameter-framework.policy
 LOCAL_MODULE_STEM := PolicyConfigurableDomains-NoOutputDevice.xml
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
@@ -103,7 +133,7 @@
 LOCAL_REQUIRED_MODULES := \
     audio_policy_engine_criteria.xml \
     audio_policy_engine_criterion_types.xml \
-    PolicySubsystem.xml.common \
+    PolicySubsystem-no-strategy.xml \
     PolicyClass.xml \
     ParameterFrameworkConfigurationPolicy.xml
 
@@ -121,7 +151,7 @@
 ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION),no-input_configurable)
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := parameter-framework.policy.no-input
+LOCAL_MODULE := parameter-framework.policy
 LOCAL_MODULE_STEM := PolicyConfigurableDomains-NoInputDevice.xml
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
@@ -129,7 +159,7 @@
 LOCAL_REQUIRED_MODULES := \
     audio_policy_engine_criteria.xml \
     audio_policy_engine_criterion_types.xml \
-    PolicySubsystem.xml.common \
+    PolicySubsystem-no-strategy.xml \
     PolicyClass.xml \
     ParameterFrameworkConfigurationPolicy.xml
 
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Android.mk b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Android.mk
index ea4a58f..20ca8e2 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Android.mk
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Android.mk
@@ -23,37 +23,9 @@
 ##################################################################
 
 ########## Policy PFW Structures #########
-
-include $(CLEAR_VARS)
-LOCAL_MODULE := PolicySubsystem.xml.car
-LOCAL_MODULE_STEM := PolicySubsystem.xml
-LOCAL_MODULE_TAGS := optional
-LOCAL_MODULE_CLASS := ETC
-LOCAL_VENDOR_MODULE := true
-LOCAL_REQUIRED_MODULES := \
-    ProductStrategies.xml.car \
-    PolicySubsystem-Volume.xml \
-    PolicySubsystem-CommonTypes.xml \
-    libpolicy-subsystem
-
-LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
-LOCAL_SRC_FILES := Structure/$(LOCAL_MODULE_STEM)
-include $(BUILD_PREBUILT)
-
-
-include $(CLEAR_VARS)
-LOCAL_MODULE := ProductStrategies.xml.car
-LOCAL_MODULE_STEM := ProductStrategies.xml
-LOCAL_MODULE_TAGS := optional
-LOCAL_MODULE_CLASS := ETC
-LOCAL_VENDOR_MODULE := true
-LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
-LOCAL_SRC_FILES := Structure/$(LOCAL_MODULE_STEM)
-include $(BUILD_PREBUILT)
-
 ######### Policy PFW Settings #########
 include $(CLEAR_VARS)
-LOCAL_MODULE := parameter-framework.policy.car
+LOCAL_MODULE := parameter-framework.policy
 LOCAL_MODULE_STEM := PolicyConfigurableDomains.xml
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
@@ -68,7 +40,7 @@
     $(PFW_EDD_FILES)
 
 LOCAL_REQUIRED_MODULES := \
-    PolicySubsystem.xml.car \
+    PolicySubsystem.xml \
     PolicyClass.xml \
     audio_policy_engine_criteria.xml \
     audio_policy_engine_criterion_types.xml \
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Settings/device_for_product_strategies.pfw b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Settings/device_for_product_strategies.pfw
index 196d82c..57ad592 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Settings/device_for_product_strategies.pfw
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Settings/device_for_product_strategies.pfw
@@ -714,4 +714,47 @@
 					speaker = 0
 					bus = 0
 
+	supDomain: Tts
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/tts/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/tts/device_address = BUS00_MEDIA
 
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/tts/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/tts/selected_output_devices/mask
+					bus = 0
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Structure/ProductStrategies.xml b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Structure/ProductStrategies.xml
deleted file mode 100644
index 53bba03..0000000
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Structure/ProductStrategies.xml
+++ /dev/null
@@ -1,39 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!-- Copyright (C) 2018 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<ComponentTypeSet xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-              xmlns:xi="http://www.w3.org/2001/XInclude"
-              xsi:noNamespaceSchemaLocation="Schemas/ComponentTypeSet.xsd">
-
-  <ComponentType Name="ProductStrategies" Description="">
-      <Component Name="oem_traffic_anouncement" Type="ProductStrategy"/>
-      <Component Name="oem_strategy_1" Type="ProductStrategy"/>
-      <Component Name="oem_strategy_2" Type="ProductStrategy"/>
-
-      <Component Name="radio" Type="ProductStrategy"/>
-      <Component Name="ext_audio_source" Type="ProductStrategy"/>
-      <Component Name="voice_command" Type="ProductStrategy"/>
-      <Component Name="safety_alert" Type="ProductStrategy"/>
-
-      <Component Name="music" Type="ProductStrategy"/>
-      <Component Name="nav_guidance" Type="ProductStrategy"/>
-      <Component Name="voice_call" Type="ProductStrategy"/>
-      <Component Name="alarm" Type="ProductStrategy"/>
-      <Component Name="ring" Type="ProductStrategy"/>
-      <Component Name="notification" Type="ProductStrategy"/>
-      <Component Name="system" Type="ProductStrategy"/>
-  </ComponentType>
-
-</ComponentTypeSet>
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/CarEmu/Android.mk b/services/audiopolicy/engineconfigurable/parameter-framework/examples/CarEmu/Android.mk
new file mode 100644
index 0000000..8fa8f0a
--- /dev/null
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/CarEmu/Android.mk
@@ -0,0 +1,58 @@
+################################################################################################
+#
+# @NOTE:
+# Audio Policy Engine configurable example for generic device build
+#
+# Any vendor shall have its own configuration within the corresponding device folder
+#
+################################################################################################
+
+ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), caremu_configurable)
+LOCAL_PATH := $(call my-dir)
+
+PFW_CORE := external/parameter-framework
+PFW_DEFAULT_SCHEMAS_DIR := $(PFW_CORE)/upstream/schemas
+PFW_SCHEMAS_DIR := $(PFW_DEFAULT_SCHEMAS_DIR)
+
+TOOLS := frameworks/av/services/audiopolicy/engineconfigurable/tools
+BUILD_PFW_SETTINGS := $(TOOLS)/build_audio_pfw_settings.mk
+
+
+##################################################################
+# CONFIGURATION FILES
+##################################################################
+
+########## Policy PFW Structures #########
+######### Policy PFW Settings #########
+include $(CLEAR_VARS)
+LOCAL_MODULE := parameter-framework.policy
+LOCAL_MODULE_STEM := PolicyConfigurableDomains.xml
+LOCAL_MODULE_CLASS := ETC
+LOCAL_VENDOR_MODULE := true
+LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Settings/Policy
+
+PFW_EDD_FILES := \
+        $(LOCAL_PATH)/Settings/device_for_product_strategies.pfw \
+        $(LOCAL_PATH)/../Settings/device_for_input_source.pfw \
+        $(LOCAL_PATH)/../Settings/volumes.pfw
+
+LOCAL_ADDITIONAL_DEPENDENCIES := \
+    $(PFW_EDD_FILES)
+
+LOCAL_REQUIRED_MODULES := \
+    PolicySubsystem.xml \
+    PolicyClass.xml \
+    audio_policy_engine_criteria.xml \
+    audio_policy_engine_criterion_types.xml \
+    ParameterFrameworkConfigurationPolicy.xml
+
+PFW_CRITERION_TYPES_FILE := $(TARGET_OUT_VENDOR_ETC)/audio_policy_engine_criterion_types.xml
+PFW_CRITERIA_FILE := $(TARGET_OUT_VENDOR_ETC)/audio_policy_engine_criteria.xml
+
+PFW_TOPLEVEL_FILE := $(TARGET_OUT_VENDOR_ETC)/parameter-framework/ParameterFrameworkConfigurationPolicy.xml
+
+PFW_SCHEMAS_DIR := $(PFW_DEFAULT_SCHEMAS_DIR)
+
+include $(BUILD_PFW_SETTINGS)
+
+endif #ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), caremu_configurable)
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/CarEmu/Settings/device_for_product_strategies.pfw b/services/audiopolicy/engineconfigurable/parameter-framework/examples/CarEmu/Settings/device_for_product_strategies.pfw
new file mode 100644
index 0000000..ca3464f
--- /dev/null
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/CarEmu/Settings/device_for_product_strategies.pfw
@@ -0,0 +1,690 @@
+supDomain: DeviceForProductStrategies
+	supDomain: OemTrafficAnouncement
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/oem_traffic_anouncement/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/oem_traffic_anouncement/device_address = BUS00_MEDIA
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/oem_traffic_anouncement/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/oem_traffic_anouncement/selected_output_devices/mask
+					bus = 0
+
+	supDomain: OemStrategy1
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/oem_strategy_1/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/oem_strategy_1/device_address = BUS02_OEM1
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS02_OEM1
+
+				component: /Policy/policy/product_strategies/oem_strategy_1/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/oem_strategy_1/selected_output_devices/mask
+					bus = 0
+
+
+
+	supDomain: OemStrategy2
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/oem_strategy_2/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/oem_strategy_2/device_address = BUS01_NAV_GUIDANCE
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS01_NAV_GUIDANCE
+
+				component: /Policy/policy/product_strategies/oem_strategy_2/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/oem_strategy_2/selected_output_devices/mask
+					bus = 0
+
+
+
+	supDomain: Radio
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/radio/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/radio/device_address = BUS00_MEDIA
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/radio/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/radio/selected_output_devices/mask
+					bus = 0
+
+	supDomain: ExtAudioSource
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/ext_audio_source/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/ext_audio_source/device_address = BUS00_MEDIA
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/ext_audio_source/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/ext_audio_source/selected_output_devices/mask
+					bus = 0
+
+
+
+	supDomain: VoiceCommand
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/voice_command/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/voice_command/device_address = BUS04_VOICE
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS04_VOICE
+
+				component: /Policy/policy/product_strategies/voice_command/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/voice_command/selected_output_devices/mask
+					bus = 0
+
+
+	supDomain: SafetyAlert
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/safety_alert/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/safety_alert/device_address = BUS00_MEDIA
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/safety_alert/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/safety_alert/selected_output_devices/mask
+					bus = 0
+
+
+	supDomain: Music
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/music/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/music/device_address = BUS00_MEDIA
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/music/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/music/selected_output_devices/mask
+					bus = 0
+
+
+
+	supDomain: NavGuidance
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/nav_guidance/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/nav_guidance/device_address = BUS01_NAV_GUIDANCE
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS01_NAV_GUIDANCE
+
+				component: /Policy/policy/product_strategies/nav_guidance/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/nav_guidance/selected_output_devices/mask
+					bus = 0
+
+
+	supDomain: VoiceCall
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/voice_call/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/voice_call/device_address = BUS04_VOICE
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS04_VOICE
+
+				component: /Policy/policy/product_strategies/voice_call/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/voice_call/selected_output_devices/mask
+					bus = 0
+
+
+	supDomain: Alarm
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/alarm/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/alarm/device_address = BUS00_MEDIA
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/alarm/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/alarm/selected_output_devices/mask
+					bus = 0
+
+
+	supDomain: Ring
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/ring/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/ring/device_address = BUS04_VOICE
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS04_VOICE
+
+				component: /Policy/policy/product_strategies/ring/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/ring/selected_output_devices/mask
+					bus = 0
+
+
+	supDomain: Notification
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/notification/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/notification/device_address = BUS00_MEDIA
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/notification/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/notification/selected_output_devices/mask
+					bus = 0
+
+
+	supDomain: System
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/system/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/system/device_address = BUS03_SYSTEM_SOUND
+
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS03_SYSTEM_SOUND
+
+				component: /Policy/policy/product_strategies/system/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/system/selected_output_devices/mask
+					bus = 0
+
+	supDomain: Tts
+		domain: UnreachableDevices
+			conf: calibration
+				component: /Policy/policy/product_strategies/tts/selected_output_devices/mask
+					earpiece = 0
+					speaker = 0
+					wired_headset = 0
+					wired_headphone = 0
+					bluetooth_sco = 0
+					bluetooth_sco_headset = 0
+					bluetooth_sco_carkit = 0
+					bluetooth_a2dp = 0
+					bluetooth_a2dp_headphones = 0
+					bluetooth_a2dp_speaker = 0
+					hdmi = 0
+					angl_dock_headset = 0
+					dgtl_dock_headset = 0
+					usb_accessory = 0
+					usb_device = 0
+					remote_submix = 0
+					telephony_tx = 0
+					line = 0
+					hdmi_arc = 0
+					spdif = 0
+					fm = 0
+					aux_line = 0
+					speaker_safe = 0
+					ip = 0
+					proxy = 0
+					usb_headset = 0
+					stub = 0
+				/Policy/policy/product_strategies/tts/device_address = BUS00_MEDIA
+ 
+		domain: SelectedDevice
+			conf: Bus
+				AvailableOutputDevices Includes Bus
+				AvailableOutputDevicesAddresses Includes BUS00_MEDIA
+
+				component: /Policy/policy/product_strategies/tts/selected_output_devices/mask
+					bus = 1
+
+			conf: Default
+				component: /Policy/policy/product_strategies/tts/selected_output_devices/mask
+					bus = 0
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Android.mk b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Android.mk
index e9d67e9..d1845b8 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Android.mk
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Android.mk
@@ -22,37 +22,9 @@
 # CONFIGURATION FILES
 ##################################################################
 ########## Policy PFW Structures #########
-
-include $(CLEAR_VARS)
-LOCAL_MODULE := PolicySubsystem.xml.phone
-LOCAL_MODULE_STEM := PolicySubsystem.xml
-LOCAL_MODULE_TAGS := optional
-LOCAL_MODULE_CLASS := ETC
-LOCAL_VENDOR_MODULE := true
-LOCAL_REQUIRED_MODULES := \
-    PolicySubsystem-CommonTypes.xml \
-    ProductStrategies.xml.phone \
-    PolicySubsystem-Volume.xml \
-    libpolicy-subsystem \
-
-LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
-LOCAL_SRC_FILES := Structure/$(LOCAL_MODULE_STEM)
-include $(BUILD_PREBUILT)
-
-
-include $(CLEAR_VARS)
-LOCAL_MODULE := ProductStrategies.xml.phone
-LOCAL_MODULE_STEM := ProductStrategies.xml
-LOCAL_MODULE_TAGS := optional
-LOCAL_MODULE_CLASS := ETC
-LOCAL_VENDOR_MODULE := true
-LOCAL_MODULE_RELATIVE_PATH := parameter-framework/Structure/Policy
-LOCAL_SRC_FILES := Structure/$(LOCAL_MODULE_STEM)
-include $(BUILD_PREBUILT)
-
 ######### Policy PFW Settings #########
 include $(CLEAR_VARS)
-LOCAL_MODULE := parameter-framework.policy.phone
+LOCAL_MODULE := parameter-framework.policy
 LOCAL_MODULE_STEM := PolicyConfigurableDomains.xml
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
@@ -68,15 +40,15 @@
         $(LOCAL_PATH)/Settings/device_for_product_strategy_phone.pfw \
         $(LOCAL_PATH)/Settings/device_for_product_strategy_sonification.pfw \
         $(LOCAL_PATH)/Settings/device_for_product_strategy_sonification_respectful.pfw \
-        $(LOCAL_PATH)/Settings/device_for_product_strategy_rerouting.pfw \
         $(LOCAL_PATH)/Settings/device_for_product_strategy_transmitted_through_speaker.pfw \
-        $(LOCAL_PATH)/Settings/device_for_product_strategy_unknown.pfw
+        $(LOCAL_PATH)/Settings/device_for_product_strategy_rerouting.pfw \
+        $(LOCAL_PATH)/Settings/device_for_product_strategy_patch.pfw
 
 LOCAL_ADDITIONAL_DEPENDENCIES := \
     $(PFW_EDD_FILES)
 
 LOCAL_REQUIRED_MODULES := \
-    PolicySubsystem.xml.phone \
+    PolicySubsystem.xml \
     PolicyClass.xml \
     audio_policy_engine_criteria.xml \
     audio_policy_engine_criterion_types.xml \
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_unknown.pfw b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_patch.pfw
similarity index 79%
rename from services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_unknown.pfw
rename to services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_patch.pfw
index c46cf56..d2cc090 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_unknown.pfw
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_patch.pfw
@@ -1,8 +1,8 @@
 supDomain: DeviceForProductStrategy
-	supDomain: Unknown
+	supDomain: Patch
 		domain: UnreachableDevices
 			conf: calibration
-				component: /Policy/policy/product_strategies/unknown/selected_output_devices/mask
+				component: /Policy/policy/product_strategies/patch/selected_output_devices/mask
 					earpiece = 0
 					speaker = 0
 					wired_headset = 0
@@ -31,6 +31,6 @@
 					usb_headset = 0
 					bus = 0
 					stub = 0
-				/Policy/policy/product_strategies/unknown/device_address =
+				/Policy/policy/product_strategies/patch/device_address =
 
 
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_rerouting.pfw b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_rerouting.pfw
index c064c18..10f8814 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_rerouting.pfw
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Settings/device_for_product_strategy_rerouting.pfw
@@ -29,15 +29,8 @@
 					ip = 0
 					proxy = 0
 					usb_headset = 0
+					bus = 0
 					stub = 0
 				/Policy/policy/product_strategies/rerouting/device_address =
 
-		domain: SelectedDevice
-			conf: Bus
-				component: /Policy/policy/product_strategies/rerouting/selected_output_devices/mask
-					bus = 1
-
-			conf: Default
-				component: /Policy/policy/product_strategies/rerouting/selected_output_devices/mask
-					bus = 0
 
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Structure/PolicySubsystem.xml b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Structure/PolicySubsystem.xml
deleted file mode 100644
index b55ce2c..0000000
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Structure/PolicySubsystem.xml
+++ /dev/null
@@ -1,88 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!-- Copyright (C) 2018 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<Subsystem xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-           xmlns:xi="http://www.w3.org/2001/XInclude"
-           xsi:noNamespaceSchemaLocation="Schemas/Subsystem.xsd"
-           Name="policy" Type="Policy">
-
-    <ComponentLibrary>
-        <!--#################### GLOBAL COMPONENTS BEGIN ####################-->
-        <!-- Common Types defintion -->
-        <xi:include href="PolicySubsystem-CommonTypes.xml"/>
-        <xi:include href="ProductStrategies.xml"/>
-
-
-        <!--#################### GLOBAL COMPONENTS END ####################-->
-
-        <!--#################### STREAM BEGIN ####################-->
-
-        <ComponentType Name="Streams" Description="associated to audio_stream_type_t definition">
-            <Component Name="voice_call" Type="Stream" Mapping="Name:AUDIO_STREAM_VOICE_CALL"/>
-            <Component Name="system" Type="Stream" Mapping="Name:AUDIO_STREAM_SYSTEM"/>
-            <Component Name="ring" Type="Stream" Mapping="Name:AUDIO_STREAM_RING"/>
-            <Component Name="music" Type="Stream" Mapping="Name:AUDIO_STREAM_MUSIC"/>
-            <Component Name="alarm" Type="Stream" Mapping="Name:AUDIO_STREAM_ALARM"/>
-            <Component Name="notification" Type="Stream" Mapping="Name:AUDIO_STREAM_NOTIFICATION"/>
-            <Component Name="bluetooth_sco" Type="Stream" Mapping="Name:AUDIO_STREAM_BLUETOOTH_SCO"/>
-            <Component Name="enforced_audible" Type="Stream" Mapping="Name:AUDIO_STREAM_ENFORCED_AUDIBLE"
-                       Description="Sounds that cannot be muted by user and must be routed to speaker"/>
-            <Component Name="dtmf" Type="Stream" Mapping="Name:AUDIO_STREAM_DTMF"/>
-            <Component Name="tts" Type="Stream" Mapping="Name:AUDIO_STREAM_TTS"
-                             Description="Transmitted Through Speaker. Plays over speaker only, silent on other devices"/>
-            <Component Name="accessibility" Type="Stream" Mapping="Name:AUDIO_STREAM_ACCESSIBILITY"
-                             Description="For accessibility talk back prompts"/>
-            <Component Name="rerouting" Type="Stream" Mapping="Name:AUDIO_STREAM_REROUTING"
-                             Description="For dynamic policy output mixes"/>
-            <Component Name="patch" Type="Stream" Mapping="Name:AUDIO_STREAM_PATCH"
-                             Description="For internal audio flinger tracks. Fixed volume"/>
-        </ComponentType>
-
-        <!--#################### STREAM END ####################-->
-
-        <!--#################### INPUT SOURCE BEGIN ####################-->
-
-        <ComponentType Name="InputSources" Description="associated to audio_source_t definition,
-                             identifier mapping must match the value of the enum">
-            <Component Name="default" Type="InputSource" Mapping="Name:AUDIO_SOURCE_DEFAULT"/>
-            <Component Name="mic" Type="InputSource" Mapping="Name:AUDIO_SOURCE_MIC"/>
-            <Component Name="voice_uplink" Type="InputSource"
-                                           Mapping="Name:AUDIO_SOURCE_VOICE_UPLINK"/>
-            <Component Name="voice_downlink" Type="InputSource"
-                                             Mapping="Name:AUDIO_SOURCE_VOICE_DOWNLINK"/>
-            <Component Name="voice_call" Type="InputSource"
-                                         Mapping="Name:AUDIO_SOURCE_VOICE_CALL"/>
-            <Component Name="camcorder" Type="InputSource" Mapping="Name:AUDIO_SOURCE_CAMCORDER"/>
-            <Component Name="voice_recognition" Type="InputSource"
-                                                Mapping="Name:AUDIO_SOURCE_VOICE_RECOGNITION"/>
-            <Component Name="voice_communication" Type="InputSource"
-                                                  Mapping="Name:AUDIO_SOURCE_VOICE_COMMUNICATION"/>
-            <Component Name="remote_submix" Type="InputSource"
-                                            Mapping="Name:AUDIO_SOURCE_REMOTE_SUBMIX"/>
-            <Component Name="unprocessed" Type="InputSource"
-                                            Mapping="Name:AUDIO_SOURCE_UNPROCESSED"/>
-            <Component Name="fm_tuner" Type="InputSource" Mapping="Name:AUDIO_SOURCE_FM_TUNER"/>
-            <Component Name="hotword" Type="InputSource" Mapping="Name:AUDIO_SOURCE_HOTWORD"/>
-        </ComponentType>
-
-        <!--#################### INPUT SOURCE END ####################-->
-    </ComponentLibrary>
-
-    <InstanceDefinition>
-        <Component Name="streams" Type="Streams"/>
-        <Component Name="input_sources" Type="InputSources"/>
-        <Component Name="product_strategies" Type="ProductStrategies"/>
-    </InstanceDefinition>
-</Subsystem>
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Structure/ProductStrategies.xml b/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Structure/ProductStrategies.xml
deleted file mode 100644
index 4cbb3da..0000000
--- a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Phone/Structure/ProductStrategies.xml
+++ /dev/null
@@ -1,35 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!-- Copyright (C) 2018 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
--->
-<ComponentTypeSet xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-              xmlns:xi="http://www.w3.org/2001/XInclude"
-              xsi:noNamespaceSchemaLocation="Schemas/ComponentTypeSet.xsd">
-
-  <ComponentType Name="ProductStrategies" Description="">
-      <Component Name="accessibility" Type="ProductStrategy"/>
-      <Component Name="enforced_audible" Type="ProductStrategy"/>
-      <Component Name="transmitted_through_speaker" Type="ProductStrategy"/>
-
-      <Component Name="media" Type="ProductStrategy"/>
-      <Component Name="phone" Type="ProductStrategy"/>
-      <Component Name="dtmf" Type="ProductStrategy"/>
-
-      <Component Name="sonification" Type="ProductStrategy"/>
-      <Component Name="sonification_respectful" Type="ProductStrategy"/>
-      <Component Name="rerouting" Type="ProductStrategy"/>
-      <Component Name="unknown" Type="ProductStrategy"/>
-  </ComponentType>
-
-</ComponentTypeSet>
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Structure/PolicyClass.xml b/services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/PolicyClass.xml
similarity index 100%
rename from services/audiopolicy/engineconfigurable/parameter-framework/examples/Structure/PolicyClass.xml
rename to services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/PolicyClass.xml
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Structure/PolicySubsystem-CommonTypes.xml b/services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/PolicySubsystem-CommonTypes.xml
similarity index 100%
rename from services/audiopolicy/engineconfigurable/parameter-framework/examples/Structure/PolicySubsystem-CommonTypes.xml
rename to services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/PolicySubsystem-CommonTypes.xml
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Structure/PolicySubsystem.xml b/services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/PolicySubsystem-no-strategy.xml
similarity index 100%
rename from services/audiopolicy/engineconfigurable/parameter-framework/examples/Structure/PolicySubsystem.xml
rename to services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/PolicySubsystem-no-strategy.xml
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Structure/PolicySubsystem.xml b/services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/PolicySubsystem.xml
similarity index 100%
rename from services/audiopolicy/engineconfigurable/parameter-framework/examples/Car/Structure/PolicySubsystem.xml
rename to services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/PolicySubsystem.xml
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/ProductStrategies.xml.in b/services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/ProductStrategies.xml.in
new file mode 100644
index 0000000..2760b25
--- /dev/null
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/examples/common/Structure/ProductStrategies.xml.in
@@ -0,0 +1,25 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright (C) 2019 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<ComponentTypeSet xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+              xmlns:xi="http://www.w3.org/2001/XInclude"
+              xsi:noNamespaceSchemaLocation="Schemas/ComponentTypeSet.xsd">
+
+  <!-- automatically populate the strategy structure plugin file from Engine Configuration XML file
+        Component Name="xxx" Type="ProductStrategy"/-->
+  <ComponentType Name="ProductStrategies" Description="">
+  </ComponentType>
+
+</ComponentTypeSet>
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Android.mk b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Android.mk
index 65dc9af..4706d7d 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Android.mk
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/Android.mk
@@ -36,7 +36,9 @@
 
 LOCAL_MULTILIB := $(AUDIOSERVER_MULTILIB)
 
-LOCAL_STATIC_LIBRARIES := libpfw_utility
+LOCAL_STATIC_LIBRARIES := \
+    libpfw_utility \
+    libaudiopolicycomponents
 
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE := libpolicy-subsystem
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/PolicySubsystem.cpp b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/PolicySubsystem.cpp
index bfc1bca..8bd7f66 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/PolicySubsystem.cpp
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/PolicySubsystem.cpp
@@ -72,7 +72,7 @@
         );
     addSubsystemObjectFactory(
         new TSubsystemObjectFactory<ProductStrategy>(
-            mProductStrategyComponentName, 0)
+            mProductStrategyComponentName, (1 << MappingKeyName))
         );
 }
 
diff --git a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/ProductStrategy.cpp b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/ProductStrategy.cpp
index bb29ef1..ebd9456 100644
--- a/services/audiopolicy/engineconfigurable/parameter-framework/plugin/ProductStrategy.cpp
+++ b/services/audiopolicy/engineconfigurable/parameter-framework/plugin/ProductStrategy.cpp
@@ -32,6 +32,8 @@
                                 (MappingKeyAmendEnd - MappingKeyAmend1 + 1),
                                 context)
 {
+    std::string name(context.getItem(MappingKeyName));
+
     ALOG_ASSERT(instanceConfigurableElement != nullptr, "Invalid Configurable Element");
     mPolicySubsystem = static_cast<const PolicySubsystem *>(
                 instanceConfigurableElement->getBelongingSubsystem());
@@ -40,7 +42,6 @@
     mPolicyPluginInterface = mPolicySubsystem->getPolicyPluginInterface();
     ALOG_ASSERT(mPolicyPluginInterface != nullptr, "Invalid Policy Plugin Interface");
 
-    std::string name(instanceConfigurableElement->getName());
     mId = mPolicyPluginInterface->getProductStrategyByName(name);
 
     ALOG_ASSERT(mId != PRODUCT_STRATEGY_INVALID, "Product Strategy %s not found", name.c_str());
diff --git a/services/audiopolicy/engineconfigurable/tools/Android.bp b/services/audiopolicy/engineconfigurable/tools/Android.bp
index d8f29dc..8c16972 100644
--- a/services/audiopolicy/engineconfigurable/tools/Android.bp
+++ b/services/audiopolicy/engineconfigurable/tools/Android.bp
@@ -12,13 +12,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-python_binary_host {
-    name: "buildPolicyCriterionTypes.py",
-    owner: "renault",
-    main: "buildPolicyCriterionTypes.py",
-    srcs: [
-        "buildPolicyCriterionTypes.py",
-    ],
+python_defaults {
+    name: "tools_default",
     version: {
         py2: {
             enabled: true,
@@ -29,3 +24,37 @@
     },
 }
 
+python_binary_host {
+    name: "buildPolicyCriterionTypes.py",
+    main: "buildPolicyCriterionTypes.py",
+    srcs: [
+        "buildPolicyCriterionTypes.py",
+    ],
+    defaults: ["tools_default"],
+}
+
+python_binary_host {
+    name: "domainGeneratorPolicy.py",
+    main: "domainGeneratorPolicy.py",
+    srcs: [
+        "domainGeneratorPolicy.py",
+    ],
+    defaults: ["tools_default"],
+    libs: [
+        "EddParser.py",
+        "hostConfig.py",
+        "PFWScriptGenerator.py",
+    ],
+    required: [
+        "domainGeneratorConnector",
+    ],
+}
+
+python_binary_host {
+    name: "buildStrategiesStructureFile.py",
+    main: "buildStrategiesStructureFile.py",
+    srcs: [
+        "buildStrategiesStructureFile.py",
+    ],
+    defaults: ["tools_default"],
+}
diff --git a/services/audiopolicy/engineconfigurable/tools/buildStrategiesStructureFile.py b/services/audiopolicy/engineconfigurable/tools/buildStrategiesStructureFile.py
new file mode 100755
index 0000000..ee70b26
--- /dev/null
+++ b/services/audiopolicy/engineconfigurable/tools/buildStrategiesStructureFile.py
@@ -0,0 +1,139 @@
+#!/usr/bin/python
+
+#
+# Copyright 2019, The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+import argparse
+import re
+import sys
+import tempfile
+import os
+import logging
+import subprocess
+import xml.etree.ElementTree as ET
+import xml.etree.ElementInclude as EI
+import xml.dom.minidom as MINIDOM
+from collections import OrderedDict
+
+#
+# Helper script that helps to feed at build time the XML Product Strategies Structure file file used
+# by the engineconfigurable to start the parameter-framework.
+# It prevents to fill them manually and avoid divergences with android.
+#
+# The Product Strategies Structure file is fed from the audio policy engine configuration file
+# in order to discover all the strategies available for the current platform.
+#           --audiopolicyengineconfigurationfile <path/to/audio_policy_engine_configuration.xml>
+#
+# The reference file of ProductStrategies structure must also be set as an input of the script:
+#           --productstrategiesstructurefile <path/to/structure/file/ProductStrategies.xml.in>
+#
+# At last, the output of the script shall be set also:
+#           --outputfile <path/to/out/<system|vendor|odm>/etc/ProductStrategies.xml>
+#
+
+def parseArgs():
+    argparser = argparse.ArgumentParser(description="Parameter-Framework XML \
+        product strategies structure file generator.\n\
+        Exit with the number of (recoverable or not) error that occured.")
+    argparser.add_argument('--audiopolicyengineconfigurationfile',
+            help="Android Audio Policy Engine Configuration file, Mandatory.",
+            metavar="(AUDIO_POLICY_ENGINE_CONFIGURATION_FILE)",
+            type=argparse.FileType('r'),
+            required=True)
+    argparser.add_argument('--productstrategiesstructurefile',
+            help="Product Strategies Structure XML base file, Mandatory.",
+            metavar="STRATEGIES_STRUCTURE_FILE",
+            type=argparse.FileType('r'),
+            required=True)
+    argparser.add_argument('--outputfile',
+            help="Product Strategies Structure output file, Mandatory.",
+            metavar="STRATEGIES_STRUCTURE_OUTPUT_FILE",
+            type=argparse.FileType('w'),
+            required=True)
+    argparser.add_argument('--verbose',
+            action='store_true')
+
+    return argparser.parse_args()
+
+
+def generateXmlStructureFile(strategies, strategyStructureInFile, outputFile):
+
+    logging.info("Importing strategyStructureInFile {}".format(strategyStructureInFile))
+    strategies_in_tree = ET.parse(strategyStructureInFile)
+
+    strategies_root = strategies_in_tree.getroot()
+    strategy_components = strategies_root.find('ComponentType')
+
+    for strategy_name in strategies:
+        context_mapping = "".join(map(str, ["Name:", strategy_name]))
+        strategy_pfw_name = strategy_name.replace('STRATEGY_', '').lower()
+        strategy_component_node = ET.SubElement(strategy_components, "Component", Name=strategy_pfw_name, Type="ProductStrategy", Mapping=context_mapping)
+
+    xmlstr = ET.tostring(strategies_root, encoding='utf8', method='xml')
+    reparsed = MINIDOM.parseString(xmlstr)
+    prettyXmlStr = reparsed.toprettyxml(newl='\r\n')
+    prettyXmlStr = os.linesep.join([s for s in prettyXmlStr.splitlines() if s.strip()])
+    outputFile.write(prettyXmlStr.encode('utf-8'))
+
+def capitalizeLine(line):
+    return ' '.join((w.capitalize() for w in line.split(' ')))
+
+
+#
+# Parse the audio policy configuration file and output a dictionary of device criteria addresses
+#
+def parseAndroidAudioPolicyEngineConfigurationFile(audiopolicyengineconfigurationfile):
+
+    logging.info("Checking Audio Policy Engine Configuration file {}".format(audiopolicyengineconfigurationfile))
+    #
+    # extract all product strategies name from audio policy engine configuration file
+    #
+    strategy_names = []
+
+    oldWorkingDir = os.getcwd()
+    print "Current working directory %s" % oldWorkingDir
+
+    newDir = os.path.join(oldWorkingDir , audiopolicyengineconfigurationfile.name)
+
+    policy_engine_in_tree = ET.parse(audiopolicyengineconfigurationfile)
+    os.chdir(os.path.dirname(os.path.normpath(newDir)))
+
+    print "new working directory %s" % os.getcwd()
+
+    policy_engine_root = policy_engine_in_tree.getroot()
+    EI.include(policy_engine_root)
+
+    os.chdir(oldWorkingDir)
+
+    for strategy in policy_engine_root.iter('ProductStrategy'):
+        strategy_names.append(strategy.get('name'))
+
+    return strategy_names
+
+
+def main():
+    logging.root.setLevel(logging.INFO)
+    args = parseArgs()
+
+    strategies = parseAndroidAudioPolicyEngineConfigurationFile(args.audiopolicyengineconfigurationfile)
+
+    product_strategies_structure = args.productstrategiesstructurefile
+
+    generateXmlStructureFile(strategies, product_strategies_structure, args.outputfile)
+
+# If this file is directly executed
+if __name__ == "__main__":
+    exit(main())
diff --git a/services/audiopolicy/engineconfigurable/tools/provision_strategies_structure.mk b/services/audiopolicy/engineconfigurable/tools/provision_strategies_structure.mk
new file mode 100644
index 0000000..72c938c
--- /dev/null
+++ b/services/audiopolicy/engineconfigurable/tools/provision_strategies_structure.mk
@@ -0,0 +1,21 @@
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_TAGS := optional
+
+include $(BUILD_SYSTEM)/base_rules.mk
+
+$(LOCAL_BUILT_MODULE): MY_STRATEGIES_STRUCTURE_FILE := $(STRATEGIES_STRUCTURE_FILE)
+$(LOCAL_BUILT_MODULE): MY_AUDIO_POLICY_ENGINE_CONFIGURATION_FILE := $(AUDIO_POLICY_ENGINE_CONFIGURATION_FILE)
+$(LOCAL_BUILT_MODULE): MY_PROVISION_TOOL := $(HOST_OUT)/bin/buildStrategiesStructureFile.py
+$(LOCAL_BUILT_MODULE): $(LOCAL_REQUIRED_MODULES) $(LOCAL_ADDITIONAL_DEPENDENCIES) \
+    buildStrategiesStructureFile.py \
+    $(STRATEGIES_STRUCTURE_FILE) \
+    $(AUDIO_POLICY_ENGINE_CONFIGURATION_FILE)
+
+	"$(MY_PROVISION_TOOL)" \
+		--audiopolicyengineconfigurationfile "$(MY_AUDIO_POLICY_ENGINE_CONFIGURATION_FILE)" \
+		--productstrategiesstructurefile "$(MY_STRATEGIES_STRUCTURE_FILE)" \
+		--outputfile "$(@)"
+
+# Clear variables for further use
+STRATEGIES_STRUCTURE_FILE :=
+AUDIO_POLICY_ENGINE_CONFIGURATION_FILE :=
diff --git a/services/audiopolicy/enginedefault/config/example/Android.mk b/services/audiopolicy/enginedefault/config/example/Android.mk
index f06ee4c..0badac8 100644
--- a/services/audiopolicy/enginedefault/config/example/Android.mk
+++ b/services/audiopolicy/enginedefault/config/example/Android.mk
@@ -7,28 +7,26 @@
 ifeq ($(BUILD_AUDIO_POLICY_EXAMPLE_CONFIGURATION), phone_default)
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := audio_policy_engine_configuration_phone.xml
-LOCAL_MODULE_STEM := audio_policy_engine_configuration.xml
+LOCAL_MODULE := audio_policy_engine_configuration.xml
 
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
-LOCAL_SRC_FILES := phone/$(LOCAL_MODULE_STEM)
+LOCAL_SRC_FILES := phone/$(LOCAL_MODULE)
 
 LOCAL_REQUIRED_MODULES := \
-    audio_policy_engine_product_strategies_phone.xml \
+    audio_policy_engine_product_strategies.xml \
     audio_policy_engine_stream_volumes.xml \
     audio_policy_engine_default_stream_volumes.xml
 
 include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
-LOCAL_MODULE := audio_policy_engine_product_strategies_phone.xml
-LOCAL_MODULE_STEM := audio_policy_engine_product_strategies.xml
+LOCAL_MODULE := audio_policy_engine_product_strategies.xml
 LOCAL_MODULE_TAGS := optional
 LOCAL_MODULE_CLASS := ETC
 LOCAL_VENDOR_MODULE := true
-LOCAL_SRC_FILES := phone/$(LOCAL_MODULE_STEM)
+LOCAL_SRC_FILES := phone/$(LOCAL_MODULE)
 include $(BUILD_PREBUILT)
 
 include $(CLEAR_VARS)
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 938445b..4a0e764 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -1085,7 +1085,7 @@
         new TrackClientDescriptor(*portId, uid, session, resultAttr, clientConfig,
                                   sanitizedRequestedPortId, *stream,
                                   mEngine->getProductStrategyForAttributes(resultAttr),
-                                  streamToVolumeSource(*stream),
+                                  toVolumeSource(resultAttr),
                                   *flags, isRequestedDeviceForExclusiveUse,
                                   std::move(weakSecondaryOutputDescs));
     sp<SwAudioOutputDescriptor> outputDesc = mOutputs.valueFor(*output);
@@ -1694,8 +1694,9 @@
                 setOutputDevices(outputDesc, devices, force, 0, NULL, requiresMuteCheck);
 
         // apply volume rules for current stream and device if necessary
-        checkAndSetVolume(stream,
-                          getVolumeCurves(stream).getVolumeIndex(outputDesc->devices().types()),
+        auto &curves = getVolumeCurves(client->attributes());
+        checkAndSetVolume(curves, client->volumeSource(),
+                          curves.getVolumeIndex(outputDesc->devices().types()),
                           outputDesc,
                           outputDesc->devices().types());
 
@@ -2387,107 +2388,27 @@
                                                   int index,
                                                   audio_devices_t device)
 {
-    auto &curves = getVolumeCurves(stream);
-    // VOICE_CALL and BLUETOOTH_SCO stream have minVolumeIndex > 0 but
-    // can be muted directly by an app that has MODIFY_PHONE_STATE permission.
-    if (((index < curves.getVolumeIndexMin()) &&
-            !((stream == AUDIO_STREAM_VOICE_CALL || stream == AUDIO_STREAM_BLUETOOTH_SCO) &&
-            index == 0)) ||
-            (index > curves.getVolumeIndexMax())) {
+    auto attributes = mEngine->getAttributesForStreamType(stream);
+    auto volumeGroup = mEngine->getVolumeGroupForStreamType(stream);
+    if (volumeGroup == VOLUME_GROUP_NONE) {
+        ALOGE("%s: no group matching with stream %s", __FUNCTION__, toString(stream).c_str());
         return BAD_VALUE;
     }
-    if (!audio_is_output_device(device)) {
-        return BAD_VALUE;
-    }
-
-    // Force max volume if stream cannot be muted
-    if (!curves.canBeMuted()) index = curves.getVolumeIndexMax();
-
-    ALOGV("setStreamVolumeIndex() stream %d, device %08x, index %d",
-          stream, device, index);
-
-    // update other private stream volumes which follow this one
-    for (int curStream = 0; curStream < AUDIO_STREAM_FOR_POLICY_CNT; curStream++) {
-        if (!streamsMatchForvolume(stream, (audio_stream_type_t)curStream)) {
-            continue;
-        }
-        auto &curCurves = getVolumeCurves(static_cast<audio_stream_type_t>(curStream));
-        curCurves.addCurrentVolumeIndex(device, index);
-    }
-
-    // update volume on all outputs and streams matching the following:
-    // - The requested stream (or a stream matching for volume control) is active on the output
-    // - The device (or devices) selected by the engine for this stream includes
-    // the requested device
-    // - For non default requested device, currently selected device on the output is either the
-    // requested device or one of the devices selected by the engine for this stream
-    // - For default requested device (AUDIO_DEVICE_OUT_DEFAULT_FOR_VOLUME), apply volume only if
-    // no specific device volume value exists for currently selected device.
-    status_t status = NO_ERROR;
-    for (size_t i = 0; i < mOutputs.size(); i++) {
-        sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
-        audio_devices_t curDevice = desc->devices().types();
-        for (int curStream = 0; curStream < AUDIO_STREAM_FOR_POLICY_CNT; curStream++) {
-            if (!(streamsMatchForvolume(stream, (audio_stream_type_t)curStream))) {
-                continue;
-            }
-            if (!(desc->isActive(streamToVolumeSource((audio_stream_type_t)curStream)) || isInCall())) {
-                continue;
-            }
-            audio_devices_t curStreamDevice = Volume::getDeviceForVolume(
-                        mEngine->getOutputDevicesForStream((audio_stream_type_t)curStream,
-                                                           false /*fromCache*/).types());
-            if ((device != AUDIO_DEVICE_OUT_DEFAULT_FOR_VOLUME) &&
-                    ((curStreamDevice & device) == 0)) {
-                continue;
-            }
-            bool applyVolume;
-            if (device != AUDIO_DEVICE_OUT_DEFAULT_FOR_VOLUME) {
-                curStreamDevice |= device;
-                applyVolume = (Volume::getDeviceForVolume(curDevice) & curStreamDevice) != 0;
-            } else {
-                applyVolume = !curves.hasVolumeIndexForDevice(curStreamDevice);
-            }
-            // rescale index before applying to curStream as ranges may be different for
-            // stream and curStream
-            int idx = rescaleVolumeIndex(index, stream, (audio_stream_type_t)curStream);
-            if (applyVolume) {
-                //FIXME: workaround for truncated touch sounds
-                // delayed volume change for system stream to be removed when the problem is
-                // handled by system UI
-                status_t volStatus = checkAndSetVolume(
-                            (audio_stream_type_t)curStream, idx, desc, curDevice,
-                            (stream == AUDIO_STREAM_SYSTEM) ?
-                                TOUCH_SOUND_FIXED_DELAY_MS : 0);
-                if (volStatus != NO_ERROR) {
-                    status = volStatus;
-                }
-            }
-        }
-    }
-    return status;
+    ALOGV("%s: stream %s attributes=%s", __func__,
+          toString(stream).c_str(), toString(attributes).c_str());
+    return setVolumeGroupIndex(getVolumeCurves(stream), volumeGroup, index, device, attributes);
 }
 
 status_t AudioPolicyManager::getStreamVolumeIndex(audio_stream_type_t stream,
-                                                      int *index,
-                                                      audio_devices_t device)
+                                                  int *index,
+                                                  audio_devices_t device)
 {
-    if (index == NULL) {
-        return BAD_VALUE;
-    }
-    if (!audio_is_output_device(device)) {
-        return BAD_VALUE;
-    }
     // if device is AUDIO_DEVICE_OUT_DEFAULT_FOR_VOLUME, return volume for device selected for this
     // stream by the engine.
     if (device == AUDIO_DEVICE_OUT_DEFAULT_FOR_VOLUME) {
         device = mEngine->getOutputDevicesForStream(stream, true /*fromCache*/).types();
     }
-    device = Volume::getDeviceForVolume(device);
-
-    *index =  getVolumeCurves(stream).getVolumeIndex(device);
-    ALOGV("getStreamVolumeIndex() stream %d device %08x index %d", stream, device, *index);
-    return NO_ERROR;
+    return getVolumeIndex(getVolumeCurves(stream), *index, device);
 }
 
 status_t AudioPolicyManager::setVolumeIndexForAttributes(const audio_attributes_t &attr,
@@ -2500,18 +2421,25 @@
         ALOGD("%s: could not find group matching with %s", __FUNCTION__, toString(attr).c_str());
         return BAD_VALUE;
     }
-    ALOGD("%s: FOUND group %d matching with %s", __FUNCTION__, volumeGroup, toString(attr).c_str());
+    ALOGV("%s: group %d matching with %s", __FUNCTION__, volumeGroup, toString(attr).c_str());
     return setVolumeGroupIndex(getVolumeCurves(attr), volumeGroup, index, device, attr);
 }
 
 status_t AudioPolicyManager::setVolumeGroupIndex(IVolumeCurves &curves, volume_group_t group,
                                                  int index,
                                                  audio_devices_t device,
-                                                 const audio_attributes_t /*attributes*/)
+                                                 const audio_attributes_t attributes)
 {
     ALOGVV("%s: group=%d", __func__, group);
     status_t status = NO_ERROR;
-    setVolumeCurveIndex(group, index, device, curves);
+    VolumeSource vs = toVolumeSource(group);
+    product_strategy_t strategy = mEngine->getProductStrategyForAttributes(attributes);
+
+    status = setVolumeCurveIndex(index, device, curves);
+    if (status != NO_ERROR) {
+        ALOGE("%s failed to set curve index for group %d device 0x%X", __func__, group, device);
+        return status;
+    }
     // update volume on all outputs and streams matching the following:
     // - The requested stream (or a stream matching for volume control) is active on the output
     // - The device (or devices) selected by the engine for this stream includes
@@ -2520,21 +2448,116 @@
     // requested device or one of the devices selected by the engine for this stream
     // - For default requested device (AUDIO_DEVICE_OUT_DEFAULT_FOR_VOLUME), apply volume only if
     // no specific device volume value exists for currently selected device.
-    // @TODO
+    for (size_t i = 0; i < mOutputs.size(); i++) {
+        sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
+        audio_devices_t curDevice = Volume::getDeviceForVolume(desc->devices().types());
+
+        // Inter / intra volume group priority management: Loop on strategies arranged by priority
+        // If a higher priority strategy is active, and the output is routed to a device with a
+        // HW Gain management, do not change the volume
+        bool applyVolume = false;
+        if (desc->useHwGain()) {
+            if (!(desc->isActive(group) || isInCall())) {
+                continue;
+            }
+            for (const auto &productStrategy : mEngine->getOrderedProductStrategies()) {
+                auto activeClients = desc->clientsList(true /*activeOnly*/, productStrategy,
+                                                       false /*preferredDevice*/);
+                if (activeClients.empty()) {
+                    continue;
+                }
+                bool isPreempted = false;
+                bool isHigherPriority = productStrategy < strategy;
+                for (const auto &client : activeClients) {
+                    if (isHigherPriority && (client->volumeSource() != vs)) {
+                        ALOGV("%s: Strategy=%d (\nrequester:\n"
+                              " group %d, volumeGroup=%d attributes=%s)\n"
+                              " higher priority source active:\n"
+                              " volumeGroup=%d attributes=%s) \n"
+                              " on output %zu, bailing out", __func__, productStrategy,
+                              group, group, toString(attributes).c_str(),
+                              client->volumeSource(), toString(client->attributes()).c_str(), i);
+                        applyVolume = false;
+                        isPreempted = true;
+                        break;
+                    }
+                    // However, continue for loop to ensure no higher prio clients running on output
+                    if (client->volumeSource() == vs) {
+                        applyVolume = true;
+                    }
+                }
+                if (isPreempted || applyVolume) {
+                    break;
+                }
+            }
+            if (!applyVolume) {
+                continue; // next output
+            }
+            status_t volStatus = checkAndSetVolume(curves, vs, index, desc, curDevice,
+                                                   (vs == toVolumeSource(AUDIO_STREAM_SYSTEM)?
+                                                        TOUCH_SOUND_FIXED_DELAY_MS : 0));
+            if (volStatus != NO_ERROR) {
+                status = volStatus;
+            }
+            continue;
+        }
+        for (auto curVolGroup : getVolumeGroups()) {
+            VolumeSource curVolSrc = toVolumeSource(curVolGroup);
+            if (!(curVolSrc == vs || isInCall())) {
+                continue;
+            }
+            if (!(desc->isActive(vs) || isInCall())) {
+                continue;
+            }
+            audio_devices_t curSrcDevice;
+            auto &curCurves = getVolumeCurves(curVolSrc);
+            auto curCurvAttrs = curCurves.getAttributes();
+            if (!curCurvAttrs.empty() && curCurvAttrs.front() != defaultAttr) {
+                auto attr = curCurvAttrs.front();
+                curSrcDevice = mEngine->getOutputDevicesForAttributes(attr, nullptr, false).types();
+            } else if (!curCurves.getStreamTypes().empty()) {
+                auto stream = curCurves.getStreamTypes().front();
+                curSrcDevice = mEngine->getOutputDevicesForStream(stream, false).types();
+            } else {
+                ALOGE("%s: Invalid src %d: no valid attributes nor stream",__func__, curVolSrc);
+                continue;
+            }
+            curSrcDevice = Volume::getDeviceForVolume(curSrcDevice);
+            if ((device != AUDIO_DEVICE_OUT_DEFAULT_FOR_VOLUME) && ((curDevice & device) == 0)) {
+                continue;
+            }
+            if (device != AUDIO_DEVICE_OUT_DEFAULT_FOR_VOLUME) {
+                curSrcDevice |= device;
+                applyVolume = (curDevice & curSrcDevice) != 0;
+            } else {
+                applyVolume = !curves.hasVolumeIndexForDevice(curSrcDevice);
+            }
+            if (applyVolume) {
+                //FIXME: workaround for truncated touch sounds
+                // delayed volume change for system stream to be removed when the problem is
+                // handled by system UI
+                status_t volStatus = checkAndSetVolume(
+                            curCurves, curVolSrc, index, desc, curDevice,
+                            ((vs == toVolumeSource(AUDIO_STREAM_SYSTEM))?
+                                 TOUCH_SOUND_FIXED_DELAY_MS : 0));
+                if (volStatus != NO_ERROR) {
+                    status = volStatus;
+                }
+            }
+        }
+    }
     mpClientInterface->onAudioVolumeGroupChanged(group, 0 /*flags*/);
     return status;
 }
 
-status_t AudioPolicyManager::setVolumeCurveIndex(volume_group_t volumeGroup,
-                                                 int index,
+status_t AudioPolicyManager::setVolumeCurveIndex(int index,
                                                  audio_devices_t device,
                                                  IVolumeCurves &volumeCurves)
 {
     // VOICE_CALL stream has minVolumeIndex > 0  but can be muted directly by an
     // app that has MODIFY_PHONE_STATE permission.
-    // If voice is member of the volume group, it will contaminate all the member of this group
-    auto streams = mEngine->getStreamTypesForVolumeGroup(volumeGroup);
-    if (((index < volumeCurves.getVolumeIndexMin()) && !(hasVoiceStream(streams) && index == 0)) ||
+    bool hasVoice = hasVoiceStream(volumeCurves.getStreamTypes());
+    if (((index < volumeCurves.getVolumeIndexMin()) && !(hasVoice && index == 0)) ||
             (index > volumeCurves.getVolumeIndexMax())) {
         ALOGD("%s: wrong index %d min=%d max=%d", __FUNCTION__, index,
               volumeCurves.getVolumeIndexMin(), volumeCurves.getVolumeIndexMax());
@@ -2547,7 +2570,7 @@
     // Force max volume if stream cannot be muted
     if (!volumeCurves.canBeMuted()) index = volumeCurves.getVolumeIndexMax();
 
-    ALOGD("%s device %08x, index %d", __FUNCTION__ , device, index);
+    ALOGV("%s device %08x, index %d", __FUNCTION__ , device, index);
     volumeCurves.addCurrentVolumeIndex(device, index);
     return NO_ERROR;
 }
@@ -2709,19 +2732,12 @@
 
 bool AudioPolicyManager::isStreamActive(audio_stream_type_t stream, uint32_t inPastMs) const
 {
-    bool active = false;
-    for (int curStream = 0; curStream < AUDIO_STREAM_FOR_POLICY_CNT && !active; curStream++) {
-        if (!streamsMatchForvolume(stream, (audio_stream_type_t)curStream)) {
-            continue;
-        }
-        active = mOutputs.isActive(streamToVolumeSource((audio_stream_type_t)curStream), inPastMs);
-    }
-    return active;
+    return mOutputs.isActive(toVolumeSource(stream), inPastMs);
 }
 
 bool AudioPolicyManager::isStreamActiveRemotely(audio_stream_type_t stream, uint32_t inPastMs) const
 {
-    return mOutputs.isActiveRemotely(streamToVolumeSource((audio_stream_type_t)stream), inPastMs);
+    return mOutputs.isActiveRemotely(toVolumeSource(stream), inPastMs);
 }
 
 bool AudioPolicyManager::isSourceActive(audio_source_t source) const
@@ -3750,11 +3766,11 @@
     struct audio_patch dummyPatch = {};
     sp<AudioPatch> patchDesc = new AudioPatch(&dummyPatch, uid);
 
-    sp<SourceClientDescriptor> sourceDesc = new SourceClientDescriptor(
-                *portId, uid, *attributes, patchDesc, srcDevice,
-                mEngine->getStreamTypeForAttributes(*attributes),
-                mEngine->getProductStrategyForAttributes(*attributes),
-                streamToVolumeSource(mEngine->getStreamTypeForAttributes(*attributes)));
+    sp<SourceClientDescriptor> sourceDesc =
+        new SourceClientDescriptor(*portId, uid, *attributes, patchDesc, srcDevice,
+                                   mEngine->getStreamTypeForAttributes(*attributes),
+                                   mEngine->getProductStrategyForAttributes(*attributes),
+                                   toVolumeSource(*attributes));
 
     status_t status = connectAudioSource(sourceDesc);
     if (status == NO_ERROR) {
@@ -3919,7 +3935,7 @@
 float AudioPolicyManager::getStreamVolumeDB(
         audio_stream_type_t stream, int index, audio_devices_t device)
 {
-    return computeVolume(stream, index, device);
+    return computeVolume(getVolumeCurves(stream), toVolumeSource(stream), index, device);
 }
 
 status_t AudioPolicyManager::getSurroundFormats(unsigned int *numSurroundFormats,
@@ -5295,11 +5311,10 @@
         // mute/unmute AUDIO_STREAM_TTS on all outputs
         ALOGV("\t muting %d", mute);
         uint32_t maxLatency = 0;
+        auto ttsVolumeSource = toVolumeSource(AUDIO_STREAM_TTS);
         for (size_t i = 0; i < mOutputs.size(); i++) {
             sp<SwAudioOutputDescriptor> desc = mOutputs.valueAt(i);
-            setStreamMute(AUDIO_STREAM_TTS, mute/*on*/,
-                    desc,
-                    0 /*delay*/, AUDIO_DEVICE_NONE);
+            setVolumeSourceMute(ttsVolumeSource, mute/*on*/, desc, 0 /*delay*/, AUDIO_DEVICE_NONE);
             const uint32_t latency = desc->latency() * 2;
             if (latency > maxLatency) {
                 maxLatency = latency;
@@ -5383,15 +5398,12 @@
         if (muteWaitMs < tempMuteWaitMs) {
             muteWaitMs = tempMuteWaitMs;
         }
-
-        for (const auto &productStrategy : productStrategies) {
-            if (outputDesc->isStrategyActive(productStrategy)) {
-                // make sure that we do not start the temporary mute period too early in case of
-                // delayed device change
-                setStrategyMute(productStrategy, true, outputDesc, delayMs);
-                setStrategyMute(productStrategy, false, outputDesc, delayMs + tempMuteDurationMs,
+        for (const auto &activeVs : outputDesc->getActiveVolumeSources()) {
+            // make sure that we do not start the temporary mute period too early in case of
+            // delayed device change
+            setVolumeSourceMute(activeVs, true, outputDesc, delayMs);
+            setVolumeSourceMute(activeVs, false, outputDesc, delayMs + tempMuteDurationMs,
                                 devices.types());
-            }
         }
     }
 
@@ -5615,51 +5627,51 @@
     return NULL;
 }
 
-float AudioPolicyManager::computeVolume(audio_stream_type_t stream,
+float AudioPolicyManager::computeVolume(IVolumeCurves &curves,
+                                        VolumeSource volumeSource,
                                         int index,
                                         audio_devices_t device)
 {
-    auto &curves = getVolumeCurves(stream);
     float volumeDb = curves.volIndexToDb(Volume::getDeviceCategory(device), index);
 
     // handle the case of accessibility active while a ringtone is playing: if the ringtone is much
     // louder than the accessibility prompt, the prompt cannot be heard, thus masking the touch
     // exploration of the dialer UI. In this situation, bring the accessibility volume closer to
     // the ringtone volume
-    if ((stream == AUDIO_STREAM_ACCESSIBILITY)
-            && (AUDIO_MODE_RINGTONE == mEngine->getPhoneState())
-            && isStreamActive(AUDIO_STREAM_RING, 0)) {
-        const float ringVolumeDB = computeVolume(AUDIO_STREAM_RING, index, device);
-        return ringVolumeDB - 4 > volumeDb ? ringVolumeDB - 4 : volumeDb;
+    const auto callVolumeSrc = toVolumeSource(AUDIO_STREAM_VOICE_CALL);
+    const auto ringVolumeSrc = toVolumeSource(AUDIO_STREAM_RING);
+    const auto musicVolumeSrc = toVolumeSource(AUDIO_STREAM_MUSIC);
+    const auto alarmVolumeSrc = toVolumeSource(AUDIO_STREAM_ALARM);
+
+    if (volumeSource == toVolumeSource(AUDIO_STREAM_ACCESSIBILITY)
+            && (AUDIO_MODE_RINGTONE == mEngine->getPhoneState()) &&
+            mOutputs.isActive(ringVolumeSrc, 0)) {
+        auto &ringCurves = getVolumeCurves(AUDIO_STREAM_RING);
+        const float ringVolumeDb = computeVolume(ringCurves, ringVolumeSrc, index, device);
+        return ringVolumeDb - 4 > volumeDb ? ringVolumeDb - 4 : volumeDb;
     }
 
     // in-call: always cap volume by voice volume + some low headroom
-    if ((stream != AUDIO_STREAM_VOICE_CALL) &&
-            (isInCall() || mOutputs.isActiveLocally(streamToVolumeSource(AUDIO_STREAM_VOICE_CALL)))) {
-        switch (stream) {
-        case AUDIO_STREAM_SYSTEM:
-        case AUDIO_STREAM_RING:
-        case AUDIO_STREAM_MUSIC:
-        case AUDIO_STREAM_ALARM:
-        case AUDIO_STREAM_NOTIFICATION:
-        case AUDIO_STREAM_ENFORCED_AUDIBLE:
-        case AUDIO_STREAM_DTMF:
-        case AUDIO_STREAM_ACCESSIBILITY: {
-            int voiceVolumeIndex = getVolumeCurves(AUDIO_STREAM_VOICE_CALL).getVolumeIndex(device);
-            const float maxVoiceVolDb =
-                computeVolume(AUDIO_STREAM_VOICE_CALL, voiceVolumeIndex, device)
+    if ((volumeSource != callVolumeSrc && (isInCall() ||
+                                           mOutputs.isActiveLocally(callVolumeSrc))) &&
+            (volumeSource == toVolumeSource(AUDIO_STREAM_SYSTEM) ||
+             volumeSource == ringVolumeSrc || volumeSource == musicVolumeSrc ||
+             volumeSource == alarmVolumeSrc ||
+             volumeSource == toVolumeSource(AUDIO_STREAM_NOTIFICATION) ||
+             volumeSource == toVolumeSource(AUDIO_STREAM_ENFORCED_AUDIBLE) ||
+             volumeSource == toVolumeSource(AUDIO_STREAM_DTMF) ||
+             volumeSource == toVolumeSource(AUDIO_STREAM_ACCESSIBILITY))) {
+        auto &voiceCurves = getVolumeCurves(callVolumeSrc);
+        int voiceVolumeIndex = voiceCurves.getVolumeIndex(device);
+        const float maxVoiceVolDb =
+                computeVolume(voiceCurves, callVolumeSrc, voiceVolumeIndex, device)
                 + IN_CALL_EARPIECE_HEADROOM_DB;
-            if (volumeDb > maxVoiceVolDb) {
-                ALOGV("computeVolume() stream %d at vol=%f overriden by stream %d at vol=%f",
-                        stream, volumeDb, AUDIO_STREAM_VOICE_CALL, maxVoiceVolDb);
-                volumeDb = maxVoiceVolDb;
-            }
-            } break;
-        default:
-            break;
+        if (volumeDb > maxVoiceVolDb) {
+            ALOGV("%s volume source %d at vol=%f overriden by volume group %d at vol=%f", __func__,
+                  volumeSource, volumeDb, callVolumeSrc, maxVoiceVolDb);
+            volumeDb = maxVoiceVolDb;
         }
     }
-
     // if a headset is connected, apply the following rules to ring tones and notifications
     // to avoid sound level bursts in user's ears:
     // - always attenuate notifications volume by 6dB
@@ -5667,19 +5679,17 @@
     // speaker is part of the select devices
     // - if music is playing, always limit the volume to current music volume,
     // with a minimum threshold at -36dB so that notification is always perceived.
-    if ((device & (AUDIO_DEVICE_OUT_BLUETOOTH_A2DP |
-            AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES |
-            AUDIO_DEVICE_OUT_WIRED_HEADSET |
-            AUDIO_DEVICE_OUT_WIRED_HEADPHONE |
-            AUDIO_DEVICE_OUT_USB_HEADSET |
-            AUDIO_DEVICE_OUT_HEARING_AID)) &&
-        ((stream == AUDIO_STREAM_ALARM || stream == AUDIO_STREAM_RING)
-                || (stream == AUDIO_STREAM_NOTIFICATION)
-                || (stream == AUDIO_STREAM_SYSTEM)
-                || ((stream == AUDIO_STREAM_ENFORCED_AUDIBLE) &&
-                    (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) ==
-                     AUDIO_POLICY_FORCE_NONE))) &&
-            getVolumeCurves(stream).canBeMuted()) {
+    if ((device & (AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES |
+                   AUDIO_DEVICE_OUT_WIRED_HEADSET | AUDIO_DEVICE_OUT_WIRED_HEADPHONE |
+                   AUDIO_DEVICE_OUT_USB_HEADSET | AUDIO_DEVICE_OUT_HEARING_AID)) &&
+            ((volumeSource == alarmVolumeSrc ||
+              volumeSource == ringVolumeSrc) ||
+             (volumeSource == toVolumeSource(AUDIO_STREAM_NOTIFICATION)) ||
+             (volumeSource == toVolumeSource(AUDIO_STREAM_SYSTEM)) ||
+             ((volumeSource == toVolumeSource(AUDIO_STREAM_ENFORCED_AUDIBLE)) &&
+              (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_NONE))) &&
+            curves.canBeMuted()) {
+
         // when the phone is ringing we must consider that music could have been paused just before
         // by the music application and behave as if music was active if the last music track was
         // just stopped
@@ -5689,29 +5699,29 @@
             audio_devices_t musicDevice =
                     mEngine->getOutputDevicesForAttributes(attributes_initializer(AUDIO_USAGE_MEDIA),
                                                            nullptr, true /*fromCache*/).types();
-            float musicVolDB = computeVolume(AUDIO_STREAM_MUSIC,
-                                   getVolumeCurves(AUDIO_STREAM_MUSIC).getVolumeIndex(musicDevice),
-                                   musicDevice);
-            float minVolDB = (musicVolDB > SONIFICATION_HEADSET_VOLUME_MIN_DB) ?
-                    musicVolDB : SONIFICATION_HEADSET_VOLUME_MIN_DB;
-            if (volumeDb > minVolDB) {
-                volumeDb = minVolDB;
-                ALOGV("computeVolume limiting volume to %f musicVol %f", minVolDB, musicVolDB);
+            auto &musicCurves = getVolumeCurves(AUDIO_STREAM_MUSIC);
+            float musicVolDb = computeVolume(musicCurves, musicVolumeSrc,
+                                             musicCurves.getVolumeIndex(musicDevice), musicDevice);
+            float minVolDb = (musicVolDb > SONIFICATION_HEADSET_VOLUME_MIN_DB) ?
+                        musicVolDb : SONIFICATION_HEADSET_VOLUME_MIN_DB;
+            if (volumeDb > minVolDb) {
+                volumeDb = minVolDb;
+                ALOGV("computeVolume limiting volume to %f musicVol %f", minVolDb, musicVolDb);
             }
             if (device & (AUDIO_DEVICE_OUT_BLUETOOTH_A2DP |
-                    AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES)) {
+                          AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES)) {
                 // on A2DP, also ensure notification volume is not too low compared to media when
                 // intended to be played
                 if ((volumeDb > -96.0f) &&
-                        (musicVolDB - SONIFICATION_A2DP_MAX_MEDIA_DIFF_DB > volumeDb)) {
-                    ALOGV("computeVolume increasing volume for stream=%d device=0x%X from %f to %f",
-                            stream, device,
-                            volumeDb, musicVolDB - SONIFICATION_A2DP_MAX_MEDIA_DIFF_DB);
-                    volumeDb = musicVolDB - SONIFICATION_A2DP_MAX_MEDIA_DIFF_DB;
+                        (musicVolDb - SONIFICATION_A2DP_MAX_MEDIA_DIFF_DB > volumeDb)) {
+                    ALOGV("%s increasing volume for volume source=%d device=0x%X from %f to %f",
+                          __func__, volumeSource, device, volumeDb,
+                          musicVolDb - SONIFICATION_A2DP_MAX_MEDIA_DIFF_DB);
+                    volumeDb = musicVolDb - SONIFICATION_A2DP_MAX_MEDIA_DIFF_DB;
                 }
             }
         } else if ((Volume::getDeviceForVolume(device) != AUDIO_DEVICE_OUT_SPEAKER) ||
-                (stream != AUDIO_STREAM_ALARM && stream != AUDIO_STREAM_RING)) {
+                   (!(volumeSource == alarmVolumeSrc || volumeSource == ringVolumeSrc))) {
             volumeDb += SONIFICATION_HEADSET_VOLUME_FACTOR_DB;
         }
     }
@@ -5745,58 +5755,61 @@
     return (int)(minDst + ((srcIndex - minSrc) * (maxDst - minDst)) / (maxSrc - minSrc));
 }
 
-status_t AudioPolicyManager::checkAndSetVolume(audio_stream_type_t stream,
+status_t AudioPolicyManager::checkAndSetVolume(IVolumeCurves &curves,
+                                               VolumeSource volumeSource,
                                                int index,
                                                const sp<AudioOutputDescriptor>& outputDesc,
                                                audio_devices_t device,
                                                int delayMs,
                                                bool force)
 {
-    // do not change actual stream volume if the stream is muted
-    if (outputDesc->isMuted(streamToVolumeSource(stream))) {
-        ALOGVV("%s() stream %d muted count %d", __func__, stream, outputDesc->getMuteCount(stream));
+    // do not change actual attributes volume if the attributes is muted
+    if (outputDesc->isMuted(volumeSource)) {
+        ALOGVV("%s: volume source %d muted count %d active=%d", __func__, volumeSource,
+               outputDesc->getMuteCount(volumeSource), outputDesc->isActive(volumeSource));
         return NO_ERROR;
     }
+    VolumeSource callVolSrc = toVolumeSource(AUDIO_STREAM_VOICE_CALL);
+    VolumeSource btScoVolSrc = toVolumeSource(AUDIO_STREAM_BLUETOOTH_SCO);
+    bool isVoiceVolSrc = callVolSrc == volumeSource;
+    bool isBtScoVolSrc = btScoVolSrc == volumeSource;
+
     audio_policy_forced_cfg_t forceUseForComm =
             mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_COMMUNICATION);
     // do not change in call volume if bluetooth is connected and vice versa
-    if ((stream == AUDIO_STREAM_VOICE_CALL && forceUseForComm == AUDIO_POLICY_FORCE_BT_SCO) ||
-        (stream == AUDIO_STREAM_BLUETOOTH_SCO && forceUseForComm != AUDIO_POLICY_FORCE_BT_SCO)) {
-        ALOGV("checkAndSetVolume() cannot set stream %d volume with force use = %d for comm",
-             stream, forceUseForComm);
+    // if sco and call follow same curves, bypass forceUseForComm
+    if ((callVolSrc != btScoVolSrc) &&
+            ((isVoiceVolSrc && forceUseForComm == AUDIO_POLICY_FORCE_BT_SCO) ||
+             (isBtScoVolSrc && forceUseForComm != AUDIO_POLICY_FORCE_BT_SCO))) {
+        ALOGV("%s cannot set volume group %d volume with force use = %d for comm", __func__,
+             volumeSource, forceUseForComm);
         return INVALID_OPERATION;
     }
-
     if (device == AUDIO_DEVICE_NONE) {
         device = outputDesc->devices().types();
     }
 
-    float volumeDb = computeVolume(stream, index, device);
+    float volumeDb = computeVolume(curves, volumeSource, index, device);
     if (outputDesc->isFixedVolume(device) ||
             // Force VoIP volume to max for bluetooth SCO
-            ((stream == AUDIO_STREAM_VOICE_CALL || stream == AUDIO_STREAM_BLUETOOTH_SCO) &&
-             (device & AUDIO_DEVICE_OUT_ALL_SCO) != 0)) {
+            ((isVoiceVolSrc || isBtScoVolSrc) && (device & AUDIO_DEVICE_OUT_ALL_SCO) != 0)) {
         volumeDb = 0.0f;
     }
+    outputDesc->setVolume(volumeDb, volumeSource, curves.getStreamTypes(), device, delayMs, force);
 
-    outputDesc->setVolume(volumeDb, stream, device, delayMs, force);
-
-    if (stream == AUDIO_STREAM_VOICE_CALL ||
-        stream == AUDIO_STREAM_BLUETOOTH_SCO) {
+    if (isVoiceVolSrc || isBtScoVolSrc) {
         float voiceVolume;
         // Force voice volume to max for bluetooth SCO as volume is managed by the headset
-        if (stream == AUDIO_STREAM_VOICE_CALL) {
-            voiceVolume = (float)index/(float)getVolumeCurves(stream).getVolumeIndexMax();
+        if (isVoiceVolSrc) {
+            voiceVolume = (float)index/(float)curves.getVolumeIndexMax();
         } else {
             voiceVolume = 1.0;
         }
-
         if (voiceVolume != mLastVoiceVolume) {
             mpClientInterface->setVoiceVolume(voiceVolume, delayMs);
             mLastVoiceVolume = voiceVolume;
         }
     }
-
     return NO_ERROR;
 }
 
@@ -5806,14 +5819,10 @@
                                                 bool force)
 {
     ALOGVV("applyStreamVolumes() for device %08x", device);
-
-    for (int stream = 0; stream < AUDIO_STREAM_FOR_POLICY_CNT; stream++) {
-        checkAndSetVolume((audio_stream_type_t)stream,
-                          getVolumeCurves((audio_stream_type_t)stream).getVolumeIndex(device),
-                          outputDesc,
-                          device,
-                          delayMs,
-                          force);
+    for (const auto &volumeGroup : mEngine->getVolumeGroups()) {
+        auto &curves = getVolumeCurves(toVolumeSource(volumeGroup));
+        checkAndSetVolume(curves, toVolumeSource(volumeGroup),
+                          curves.getVolumeIndex(device), outputDesc, device, delayMs, force);
     }
 }
 
@@ -5823,43 +5832,54 @@
                                          int delayMs,
                                          audio_devices_t device)
 {
-    for (auto stream: mEngine->getStreamTypesForProductStrategy(strategy)) {
-        ALOGVV("%s() stream %d, mute %d, output ID %d", __FUNCTION__, stream, on,
-               outputDesc->getId());
-        setStreamMute(stream, on, outputDesc, delayMs, device);
+    std::vector<VolumeSource> sourcesToMute;
+    for (auto attributes: mEngine->getAllAttributesForProductStrategy(strategy)) {
+        ALOGVV("%s() attributes %s, mute %d, output ID %d", __func__,
+               toString(attributes).c_str(), on, outputDesc->getId());
+        VolumeSource source = toVolumeSource(attributes);
+        if (std::find(begin(sourcesToMute), end(sourcesToMute), source) == end(sourcesToMute)) {
+            sourcesToMute.push_back(source);
+        }
     }
+    for (auto source : sourcesToMute) {
+        setVolumeSourceMute(source, on, outputDesc, delayMs, device);
+    }
+
 }
 
-void AudioPolicyManager::setStreamMute(audio_stream_type_t stream,
-                                           bool on,
-                                           const sp<AudioOutputDescriptor>& outputDesc,
-                                           int delayMs,
-                                           audio_devices_t device)
+void AudioPolicyManager::setVolumeSourceMute(VolumeSource volumeSource,
+                                             bool on,
+                                             const sp<AudioOutputDescriptor>& outputDesc,
+                                             int delayMs,
+                                             audio_devices_t device,
+                                             bool activeOnly)
 {
+    if (activeOnly && !outputDesc->isActive(volumeSource)) {
+        return;
+    }
     if (device == AUDIO_DEVICE_NONE) {
         device = outputDesc->devices().types();
     }
-
-    ALOGVV("setStreamMute() stream %d, mute %d, mMuteCount %d device %04x",
-          stream, on, outputDesc->getMuteCount(stream), device);
-    auto &curves = getVolumeCurves(stream);
+    auto &curves = getVolumeCurves(volumeSource);
     if (on) {
-        if (!outputDesc->isMuted(streamToVolumeSource(stream))) {
+        if (!outputDesc->isMuted(volumeSource)) {
             if (curves.canBeMuted() &&
-                    ((stream != AUDIO_STREAM_ENFORCED_AUDIBLE) ||
-                     (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) == AUDIO_POLICY_FORCE_NONE))) {
-                checkAndSetVolume(stream, 0, outputDesc, device, delayMs);
+                    (volumeSource != toVolumeSource(AUDIO_STREAM_ENFORCED_AUDIBLE) ||
+                     (mEngine->getForceUse(AUDIO_POLICY_FORCE_FOR_SYSTEM) ==
+                      AUDIO_POLICY_FORCE_NONE))) {
+                checkAndSetVolume(curves, volumeSource, 0, outputDesc, device, delayMs);
             }
         }
-        // increment mMuteCount after calling checkAndSetVolume() so that volume change is not ignored
-        outputDesc->incMuteCount(streamToVolumeSource(stream));
+        // increment mMuteCount after calling checkAndSetVolume() so that volume change is not
+        // ignored
+        outputDesc->incMuteCount(volumeSource);
     } else {
-        if (!outputDesc->isMuted(streamToVolumeSource(stream))) {
-            ALOGV("setStreamMute() unmuting non muted stream!");
+        if (!outputDesc->isMuted(volumeSource)) {
+            ALOGV("%s unmuting non muted attributes!", __func__);
             return;
         }
-        if (outputDesc->decMuteCount(streamToVolumeSource(stream)) == 0) {
-            checkAndSetVolume(stream,
+        if (outputDesc->decMuteCount(volumeSource) == 0) {
+            checkAndSetVolume(curves, volumeSource,
                               curves.getVolumeIndex(device),
                               outputDesc,
                               device,
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index b83e9a8..1fc61e5 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -174,8 +174,7 @@
         status_t setVolumeGroupIndex(IVolumeCurves &volumeCurves, volume_group_t group, int index,
                                      audio_devices_t device, const audio_attributes_t attributes);
 
-        status_t setVolumeCurveIndex(volume_group_t volumeGroup,
-                                     int index,
+        status_t setVolumeCurveIndex(int index,
                                      audio_devices_t device,
                                      IVolumeCurves &volumeCurves);
 
@@ -358,6 +357,30 @@
             return mDefaultOutputDevice;
         }
 
+        std::vector<volume_group_t> getVolumeGroups() const
+        {
+            return mEngine->getVolumeGroups();
+        }
+
+        VolumeSource toVolumeSource(volume_group_t volumeGroup) const
+        {
+            return static_cast<VolumeSource>(volumeGroup);
+        }
+        VolumeSource toVolumeSource(const audio_attributes_t &attributes) const
+        {
+            return toVolumeSource(mEngine->getVolumeGroupForAttributes(attributes));
+        }
+        VolumeSource toVolumeSource(audio_stream_type_t stream) const
+        {
+            return toVolumeSource(mEngine->getVolumeGroupForStreamType(stream));
+        }
+        IVolumeCurves &getVolumeCurves(VolumeSource volumeSource)
+        {
+          auto *curves = mEngine->getVolumeCurvesForVolumeGroup(
+              static_cast<volume_group_t>(volumeSource));
+          ALOG_ASSERT(curves != nullptr, "No curves for volume source %d", volumeSource);
+          return *curves;
+        }
         IVolumeCurves &getVolumeCurves(const audio_attributes_t &attr)
         {
             auto *curves = mEngine->getVolumeCurvesForAttributes(attr);
@@ -395,7 +418,8 @@
 
         // compute the actual volume for a given stream according to the requested index and a particular
         // device
-        virtual float computeVolume(audio_stream_type_t stream,
+        virtual float computeVolume(IVolumeCurves &curves,
+                                    VolumeSource volumeSource,
                                     int index,
                                     audio_devices_t device);
 
@@ -404,7 +428,8 @@
                                audio_stream_type_t srcStream,
                                audio_stream_type_t dstStream);
         // check that volume change is permitted, compute and send new volume to audio hardware
-        virtual status_t checkAndSetVolume(audio_stream_type_t stream, int index,
+        virtual status_t checkAndSetVolume(IVolumeCurves &curves,
+                                           VolumeSource volumeSource, int index,
                                            const sp<AudioOutputDescriptor>& outputDesc,
                                            audio_devices_t device,
                                            int delayMs = 0, bool force = false);
@@ -428,12 +453,22 @@
                              int delayMs = 0,
                              audio_devices_t device = AUDIO_DEVICE_NONE);
 
-        // Mute or unmute the stream on the specified output
-        void setStreamMute(audio_stream_type_t stream,
-                           bool on,
-                           const sp<AudioOutputDescriptor>& outputDesc,
-                           int delayMs = 0,
-                           audio_devices_t device = (audio_devices_t)0);
+        /**
+         * @brief setVolumeSourceMute Mute or unmute the volume source on the specified output
+         * @param volumeSource to be muted/unmute (may host legacy streams or by extension set of
+         * audio attributes)
+         * @param on true to mute, false to umute
+         * @param outputDesc on which the client following the volume group shall be muted/umuted
+         * @param delayMs
+         * @param device
+         * @param activeOnly if true, mute only if the volume group is active on the output.
+         */
+        void setVolumeSourceMute(VolumeSource volumeSource,
+                                 bool on,
+                                 const sp<AudioOutputDescriptor>& outputDesc,
+                                 int delayMs = 0,
+                                 audio_devices_t device = AUDIO_DEVICE_NONE,
+                                 bool activeOnly = false);
 
         audio_mode_t getPhoneState();
 
diff --git a/services/camera/OWNERS b/services/camera/OWNERS
index 18acfee..f48a95c 100644
--- a/services/camera/OWNERS
+++ b/services/camera/OWNERS
@@ -1,6 +1 @@
-cychen@google.com
-epeev@google.com
-etalvala@google.com
-shuzhenwang@google.com
-yinchiayeh@google.com
-zhijunhe@google.com
+include platform/frameworks/av:/camera/OWNERS
diff --git a/services/camera/libcameraservice/CameraService.cpp b/services/camera/libcameraservice/CameraService.cpp
index 62ec955..51d0682 100644
--- a/services/camera/libcameraservice/CameraService.cpp
+++ b/services/camera/libcameraservice/CameraService.cpp
@@ -2180,31 +2180,37 @@
     return mp;
 }
 
-void CameraService::loadSound() {
+void CameraService::increaseSoundRef() {
+    Mutex::Autolock lock(mSoundLock);
+    mSoundRef++;
+}
+
+void CameraService::loadSoundLocked(sound_kind kind) {
     ATRACE_CALL();
 
-    Mutex::Autolock lock(mSoundLock);
-    LOG1("CameraService::loadSound ref=%d", mSoundRef);
-    if (mSoundRef++) return;
-
-    mSoundPlayer[SOUND_SHUTTER] = newMediaPlayer("/product/media/audio/ui/camera_click.ogg");
-    if (mSoundPlayer[SOUND_SHUTTER] == nullptr) {
-        mSoundPlayer[SOUND_SHUTTER] = newMediaPlayer("/system/media/audio/ui/camera_click.ogg");
-    }
-    mSoundPlayer[SOUND_RECORDING_START] = newMediaPlayer("/product/media/audio/ui/VideoRecord.ogg");
-    if (mSoundPlayer[SOUND_RECORDING_START] == nullptr) {
-        mSoundPlayer[SOUND_RECORDING_START] =
+    LOG1("CameraService::loadSoundLocked ref=%d", mSoundRef);
+    if (SOUND_SHUTTER == kind && mSoundPlayer[SOUND_SHUTTER] == NULL) {
+        mSoundPlayer[SOUND_SHUTTER] = newMediaPlayer("/product/media/audio/ui/camera_click.ogg");
+        if (mSoundPlayer[SOUND_SHUTTER] == nullptr) {
+            mSoundPlayer[SOUND_SHUTTER] = newMediaPlayer("/system/media/audio/ui/camera_click.ogg");
+        }
+    } else if (SOUND_RECORDING_START == kind && mSoundPlayer[SOUND_RECORDING_START] ==  NULL) {
+        mSoundPlayer[SOUND_RECORDING_START] = newMediaPlayer("/product/media/audio/ui/VideoRecord.ogg");
+        if (mSoundPlayer[SOUND_RECORDING_START] == nullptr) {
+            mSoundPlayer[SOUND_RECORDING_START] =
                 newMediaPlayer("/system/media/audio/ui/VideoRecord.ogg");
-    }
-    mSoundPlayer[SOUND_RECORDING_STOP] = newMediaPlayer("/product/media/audio/ui/VideoStop.ogg");
-    if (mSoundPlayer[SOUND_RECORDING_STOP] == nullptr) {
-        mSoundPlayer[SOUND_RECORDING_STOP] = newMediaPlayer("/system/media/audio/ui/VideoStop.ogg");
+        }
+    } else if (SOUND_RECORDING_STOP == kind && mSoundPlayer[SOUND_RECORDING_STOP] == NULL) {
+        mSoundPlayer[SOUND_RECORDING_STOP] = newMediaPlayer("/product/media/audio/ui/VideoStop.ogg");
+        if (mSoundPlayer[SOUND_RECORDING_STOP] == nullptr) {
+            mSoundPlayer[SOUND_RECORDING_STOP] = newMediaPlayer("/system/media/audio/ui/VideoStop.ogg");
+        }
     }
 }
 
-void CameraService::releaseSound() {
+void CameraService::decreaseSoundRef() {
     Mutex::Autolock lock(mSoundLock);
-    LOG1("CameraService::releaseSound ref=%d", mSoundRef);
+    LOG1("CameraService::decreaseSoundRef ref=%d", mSoundRef);
     if (--mSoundRef) return;
 
     for (int i = 0; i < NUM_SOUNDS; i++) {
@@ -2220,6 +2226,7 @@
 
     LOG1("playSound(%d)", kind);
     Mutex::Autolock lock(mSoundLock);
+    loadSoundLocked(kind);
     sp<MediaPlayer> player = mSoundPlayer[kind];
     if (player != 0) {
         player->seekTo(0);
@@ -2249,7 +2256,7 @@
 
     mRemoteCallback = cameraClient;
 
-    cameraService->loadSound();
+    cameraService->increaseSoundRef();
 
     LOG1("Client::Client X (pid %d, id %d)", callingPid, mCameraId);
 }
@@ -2259,7 +2266,7 @@
     ALOGV("~Client");
     mDestructionStarted = true;
 
-    sCameraService->releaseSound();
+    sCameraService->decreaseSoundRef();
     // unconditionally disconnect. function is idempotent
     Client::disconnect();
 }
diff --git a/services/camera/libcameraservice/CameraService.h b/services/camera/libcameraservice/CameraService.h
index 65727ec..344dd92 100644
--- a/services/camera/libcameraservice/CameraService.h
+++ b/services/camera/libcameraservice/CameraService.h
@@ -192,10 +192,10 @@
         NUM_SOUNDS
     };
 
-    void                loadSound();
     void                playSound(sound_kind kind);
-    void                releaseSound();
-
+    void                loadSoundLocked(sound_kind kind);
+    void                decreaseSoundRef();
+    void                increaseSoundRef();
     /**
      * Update the state of a given camera device (open/close/active/idle) with
      * the camera proxy service in the system service