Merge "Capture HDR thumbnail from surface control"
diff --git a/cmds/screenrecord/screenrecord.cpp b/cmds/screenrecord/screenrecord.cpp
index 7aa655f..98164fd 100644
--- a/cmds/screenrecord/screenrecord.cpp
+++ b/cmds/screenrecord/screenrecord.cpp
@@ -37,6 +37,7 @@
 
 #include <binder/IPCThreadState.h>
 #include <utils/Errors.h>
+#include <utils/SystemClock.h>
 #include <utils/Timers.h>
 #include <utils/Trace.h>
 
@@ -95,6 +96,8 @@
 static const uint32_t kFallbackWidth = 1280;        // 720p
 static const uint32_t kFallbackHeight = 720;
 static const char* kMimeTypeAvc = "video/avc";
+static const char* kMimeTypeApplicationOctetstream = "application/octet-stream";
+static const char* kWinscopeMagicString = "#VV1NSC0PET1ME!#";
 
 // Command-line parameters.
 static bool gVerbose = false;           // chatty on stdout
@@ -350,6 +353,50 @@
 }
 
 /*
+ * Writes an unsigned integer byte-by-byte in little endian order regardless
+ * of the platform endianness.
+ */
+template <typename UINT>
+static void writeValueLE(UINT value, uint8_t* buffer) {
+    for (int i = 0; i < sizeof(UINT); ++i) {
+        buffer[i] = static_cast<uint8_t>(value);
+        value >>= 8;
+    }
+}
+
+/*
+ * Saves frames presentation time relative to the elapsed realtime clock in microseconds
+ * preceded by a Winscope magic string and frame count to a metadata track.
+ * This metadata is used by the Winscope tool to sync video with SurfaceFlinger
+ * and WindowManager traces.
+ *
+ * The metadata is written as a binary array as follows:
+ * - winscope magic string (kWinscopeMagicString constant), without trailing null char,
+ * - the number of recorded frames (as little endian uint32),
+ * - for every frame its presentation time relative to the elapsed realtime clock in microseconds
+ *   (as little endian uint64).
+ */
+static status_t writeWinscopeMetadata(const Vector<int64_t>& timestamps,
+        const ssize_t metaTrackIdx, const sp<MediaMuxer>& muxer) {
+    ALOGV("Writing metadata");
+    int64_t systemTimeToElapsedTimeOffsetMicros = (android::elapsedRealtimeNano()
+        - systemTime(SYSTEM_TIME_MONOTONIC)) / 1000;
+    sp<ABuffer> buffer = new ABuffer(timestamps.size() * sizeof(int64_t)
+        + sizeof(uint32_t) + strlen(kWinscopeMagicString));
+    uint8_t* pos = buffer->data();
+    strcpy(reinterpret_cast<char*>(pos), kWinscopeMagicString);
+    pos += strlen(kWinscopeMagicString);
+    writeValueLE<uint32_t>(timestamps.size(), pos);
+    pos += sizeof(uint32_t);
+    for (size_t idx = 0; idx < timestamps.size(); ++idx) {
+        writeValueLE<uint64_t>(static_cast<uint64_t>(timestamps[idx]
+            + systemTimeToElapsedTimeOffsetMicros), pos);
+        pos += sizeof(uint64_t);
+    }
+    return muxer->writeSampleData(buffer, metaTrackIdx, timestamps[0], 0);
+}
+
+/*
  * Runs the MediaCodec encoder, sending the output to the MediaMuxer.  The
  * input frames are coming from the virtual display as fast as SurfaceFlinger
  * wants to send them.
@@ -364,10 +411,12 @@
     static int kTimeout = 250000;   // be responsive on signal
     status_t err;
     ssize_t trackIdx = -1;
+    ssize_t metaTrackIdx = -1;
     uint32_t debugNumFrames = 0;
     int64_t startWhenNsec = systemTime(CLOCK_MONOTONIC);
     int64_t endWhenNsec = startWhenNsec + seconds_to_nanoseconds(gTimeLimitSec);
     DisplayInfo mainDpyInfo;
+    Vector<int64_t> timestamps;
 
     assert((rawFp == NULL && muxer != NULL) || (rawFp != NULL && muxer == NULL));
 
@@ -465,6 +514,9 @@
                             "Failed writing data to muxer (err=%d)\n", err);
                         return err;
                     }
+                    if (gOutputFormat == FORMAT_MP4) {
+                        timestamps.add(ptsUsec);
+                    }
                 }
                 debugNumFrames++;
             }
@@ -491,6 +543,11 @@
                 encoder->getOutputFormat(&newFormat);
                 if (muxer != NULL) {
                     trackIdx = muxer->addTrack(newFormat);
+                    if (gOutputFormat == FORMAT_MP4) {
+                        sp<AMessage> metaFormat = new AMessage;
+                        metaFormat->setString(KEY_MIME, kMimeTypeApplicationOctetstream);
+                        metaTrackIdx = muxer->addTrack(metaFormat);
+                    }
                     ALOGV("Starting muxer");
                     err = muxer->start();
                     if (err != NO_ERROR) {
@@ -527,6 +584,13 @@
                         systemTime(CLOCK_MONOTONIC) - startWhenNsec));
         fflush(stdout);
     }
+    if (metaTrackIdx >= 0 && !timestamps.isEmpty()) {
+        err = writeWinscopeMetadata(timestamps, metaTrackIdx, muxer);
+        if (err != NO_ERROR) {
+            fprintf(stderr, "Failed writing metadata to muxer (err=%d)\n", err);
+            return err;
+        }
+    }
     return NO_ERROR;
 }
 
diff --git a/cmds/stagefright/Android.mk b/cmds/stagefright/Android.mk
index 38fd34a..0c8d44a 100644
--- a/cmds/stagefright/Android.mk
+++ b/cmds/stagefright/Android.mk
@@ -153,9 +153,9 @@
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES:= \
-        filters/argbtorgba.rs \
-        filters/nightvision.rs \
-        filters/saturation.rs \
+        filters/argbtorgba.rscript \
+        filters/nightvision.rscript \
+        filters/saturation.rscript \
         mediafilter.cpp \
 
 LOCAL_SHARED_LIBRARIES := \
diff --git a/cmds/stagefright/filters/argbtorgba.rs b/cmds/stagefright/filters/argbtorgba.rscript
similarity index 100%
rename from cmds/stagefright/filters/argbtorgba.rs
rename to cmds/stagefright/filters/argbtorgba.rscript
diff --git a/cmds/stagefright/filters/nightvision.rs b/cmds/stagefright/filters/nightvision.rscript
similarity index 100%
rename from cmds/stagefright/filters/nightvision.rs
rename to cmds/stagefright/filters/nightvision.rscript
diff --git a/cmds/stagefright/filters/saturation.rs b/cmds/stagefright/filters/saturation.rscript
similarity index 100%
rename from cmds/stagefright/filters/saturation.rs
rename to cmds/stagefright/filters/saturation.rscript
diff --git a/media/codec2/components/flac/Android.bp b/media/codec2/components/flac/Android.bp
index e5eb51d..48cc51b 100644
--- a/media/codec2/components/flac/Android.bp
+++ b/media/codec2/components/flac/Android.bp
@@ -23,8 +23,11 @@
 
     srcs: ["C2SoftFlacEnc.cpp"],
 
-    static_libs: [
+    shared_libs: [
         "libaudioutils",
+    ],
+
+    static_libs: [
         "libFLAC",
     ],
 }
diff --git a/media/codec2/sfplugin/CCodecBufferChannel.cpp b/media/codec2/sfplugin/CCodecBufferChannel.cpp
index 1548a89..0e1bb0a 100644
--- a/media/codec2/sfplugin/CCodecBufferChannel.cpp
+++ b/media/codec2/sfplugin/CCodecBufferChannel.cpp
@@ -224,7 +224,7 @@
       mFirstValidFrameIndex(0u),
       mMetaMode(MODE_NONE),
       mInputMetEos(false) {
-    mOutputSurface.lock()->maxDequeueBuffers = kSmoothnessFactor + kRenderingDepth;
+    mOutputSurface.lock()->maxDequeueBuffers = 2 * kSmoothnessFactor + kRenderingDepth;
     {
         Mutexed<Input>::Locked input(mInput);
         input->buffers.reset(new DummyInputBuffers(""));
@@ -948,7 +948,8 @@
         uint32_t outputGeneration;
         {
             Mutexed<OutputSurface>::Locked output(mOutputSurface);
-            output->maxDequeueBuffers = numOutputSlots + reorderDepth.value + kRenderingDepth;
+            output->maxDequeueBuffers = numOutputSlots + numInputSlots +
+                    reorderDepth.value + kRenderingDepth;
             outputSurface = output->surface ?
                     output->surface->getIGraphicBufferProducer() : nullptr;
             if (outputSurface) {
@@ -1332,9 +1333,10 @@
                     ALOGV("[%s] onWorkDone: updated reorder depth to %u",
                           mName, reorderDepth.value);
                     size_t numOutputSlots = mOutput.lock()->numSlots;
+                    size_t numInputSlots = mInput.lock()->numSlots;
                     Mutexed<OutputSurface>::Locked output(mOutputSurface);
-                    output->maxDequeueBuffers =
-                        numOutputSlots + reorderDepth.value + kRenderingDepth;
+                    output->maxDequeueBuffers = numOutputSlots + numInputSlots +
+                            reorderDepth.value + kRenderingDepth;
                     if (output->surface) {
                         output->surface->setMaxDequeuedBufferCount(output->maxDequeueBuffers);
                     }
@@ -1382,6 +1384,7 @@
 
                         bool outputBuffersChanged = false;
                         size_t numOutputSlots = 0;
+                        size_t numInputSlots = mInput.lock()->numSlots;
                         {
                             Mutexed<Output>::Locked output(mOutput);
                             output->outputDelay = outputDelay.value;
@@ -1406,7 +1409,8 @@
 
                         uint32_t depth = mReorderStash.lock()->depth();
                         Mutexed<OutputSurface>::Locked output(mOutputSurface);
-                        output->maxDequeueBuffers = numOutputSlots + depth + kRenderingDepth;
+                        output->maxDequeueBuffers = numOutputSlots + numInputSlots +
+                                depth + kRenderingDepth;
                         if (output->surface) {
                             output->surface->setMaxDequeuedBufferCount(output->maxDequeueBuffers);
                         }
diff --git a/media/codec2/sfplugin/PipelineWatcher.cpp b/media/codec2/sfplugin/PipelineWatcher.cpp
index 74d14e8..0ee9056 100644
--- a/media/codec2/sfplugin/PipelineWatcher.cpp
+++ b/media/codec2/sfplugin/PipelineWatcher.cpp
@@ -146,7 +146,7 @@
               std::chrono::duration_cast<std::chrono::milliseconds>(elapsed).count());
         durations.push_back(elapsed);
     }
-    std::nth_element(durations.begin(), durations.end(), durations.begin() + n,
+    std::nth_element(durations.begin(), durations.begin() + n, durations.end(),
                      std::greater<Clock::duration>());
     return durations[n];
 }
diff --git a/media/extractors/mkv/Android.bp b/media/extractors/mkv/Android.bp
index 1744d3d..38821fd 100644
--- a/media/extractors/mkv/Android.bp
+++ b/media/extractors/mkv/Android.bp
@@ -12,10 +12,10 @@
     shared_libs: [
         "liblog",
         "libmediandk",
+        "libstagefright_flacdec",
     ],
 
     static_libs: [
-        "libstagefright_flacdec",
         "libstagefright_foundation",
         "libstagefright_metadatautils",
         "libwebm",
diff --git a/media/libaaudio/Android.bp b/media/libaaudio/Android.bp
index 16958f9..140052f 100644
--- a/media/libaaudio/Android.bp
+++ b/media/libaaudio/Android.bp
@@ -24,7 +24,7 @@
 ndk_library {
     name: "libaaudio",
     // deliberately includes symbols from AAudioTesting.h
-    symbol_file: "libaaudio.map.txt",
+    symbol_file: "src/libaaudio.map.txt",
     first_version: "26",
     unversioned_until: "current",
 }
@@ -32,6 +32,5 @@
 cc_library_headers {
     name: "libaaudio_headers",
     export_include_dirs: ["include"],
-    version_script: "libaaudio.map.txt",
 }
 
diff --git a/media/libaaudio/src/Android.bp b/media/libaaudio/src/Android.bp
index 1eedb12..56c0170 100644
--- a/media/libaaudio/src/Android.bp
+++ b/media/libaaudio/src/Android.bp
@@ -10,14 +10,71 @@
         "legacy",
         "utility",
     ],
+    header_libs: ["libaaudio_headers"],
+    export_header_lib_headers: ["libaaudio_headers"],
+    version_script: "libaaudio.map.txt",
+
+    srcs: [
+        "core/AAudioAudio.cpp",
+    ],
+
+    cflags: [
+        "-Wno-unused-parameter",
+        "-Wall",
+        "-Werror",
+
+        // By default, all symbols are hidden.
+        // "-fvisibility=hidden",
+        // AAUDIO_API is used to explicitly export a function or a variable as a visible symbol.
+        "-DAAUDIO_API=__attribute__((visibility(\"default\")))",
+    ],
+
+    shared_libs: [
+        "libaaudio_internal",
+        "libaudioclient",
+        "libaudioutils",
+        "liblog",
+        "libcutils",
+        "libutils",
+        "libbinder",
+    ],
+}
+
+cc_library {
+    name: "libaaudio_internal",
+
+    local_include_dirs: [
+        "binding",
+        "client",
+        "core",
+        "fifo",
+        "legacy",
+        "utility",
+    ],
+
     export_include_dirs: ["."],
     header_libs: ["libaaudio_headers"],
     export_header_lib_headers: ["libaaudio_headers"],
 
+    shared_libs: [
+        "libaudioclient",
+        "libaudioutils",
+        "liblog",
+        "libcutils",
+        "libutils",
+        "libbinder",
+    ],
+
+    cflags: [
+        "-Wno-unused-parameter",
+        "-Wall",
+        "-Werror",
+    ],
+
     srcs: [
+        "core/AudioGlobal.cpp",
         "core/AudioStream.cpp",
         "core/AudioStreamBuilder.cpp",
-        "core/AAudioAudio.cpp",
         "core/AAudioStreamParameters.cpp",
         "legacy/AudioStreamLegacy.cpp",
         "legacy/AudioStreamRecord.cpp",
@@ -54,24 +111,4 @@
         "flowgraph/SourceI16.cpp",
         "flowgraph/SourceI24.cpp",
     ],
-
-    cflags: [
-        "-Wno-unused-parameter",
-        "-Wall",
-        "-Werror",
-
-        // By default, all symbols are hidden.
-        // "-fvisibility=hidden",
-        // AAUDIO_API is used to explicitly export a function or a variable as a visible symbol.
-        "-DAAUDIO_API=__attribute__((visibility(\"default\")))",
-    ],
-
-    shared_libs: [
-        "libaudioclient",
-        "libaudioutils",
-        "liblog",
-        "libcutils",
-        "libutils",
-        "libbinder",
-    ],
 }
diff --git a/media/libaaudio/src/core/AAudioAudio.cpp b/media/libaaudio/src/core/AAudioAudio.cpp
index 44d5122..8040e6a 100644
--- a/media/libaaudio/src/core/AAudioAudio.cpp
+++ b/media/libaaudio/src/core/AAudioAudio.cpp
@@ -27,6 +27,7 @@
 #include <aaudio/AAudioTesting.h>
 
 #include "AudioClock.h"
+#include "AudioGlobal.h"
 #include "AudioStreamBuilder.h"
 #include "AudioStream.h"
 #include "binding/AAudioCommon.h"
@@ -45,63 +46,14 @@
         return AAUDIO_ERROR_NULL; \
     }
 
-#define AAUDIO_CASE_ENUM(name) case name: return #name
-
 AAUDIO_API const char * AAudio_convertResultToText(aaudio_result_t returnCode) {
-    switch (returnCode) {
-        AAUDIO_CASE_ENUM(AAUDIO_OK);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_DISCONNECTED);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_ILLEGAL_ARGUMENT);
-        // reserved
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INTERNAL);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INVALID_STATE);
-        // reserved
-        // reserved
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INVALID_HANDLE);
-         // reserved
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_UNIMPLEMENTED);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_UNAVAILABLE);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_NO_FREE_HANDLES);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_NO_MEMORY);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_NULL);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_TIMEOUT);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_WOULD_BLOCK);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INVALID_FORMAT);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_OUT_OF_RANGE);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_NO_SERVICE);
-        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INVALID_RATE);
-    }
-    return "Unrecognized AAudio error.";
+    return AudioGlobal_convertResultToText(returnCode);
 }
 
 AAUDIO_API const char * AAudio_convertStreamStateToText(aaudio_stream_state_t state) {
-    switch (state) {
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_UNINITIALIZED);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_UNKNOWN);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_OPEN);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_STARTING);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_STARTED);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_PAUSING);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_PAUSED);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_FLUSHING);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_FLUSHED);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_STOPPING);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_STOPPED);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_DISCONNECTED);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_CLOSING);
-        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_CLOSED);
-    }
-    return "Unrecognized AAudio state.";
+    return AudioGlobal_convertStreamStateToText(state);
 }
 
-#undef AAUDIO_CASE_ENUM
-
-
-/******************************************
- * Static globals.
- */
-static aaudio_policy_t s_MMapPolicy = AAUDIO_UNSPECIFIED;
-
 static AudioStream *convertAAudioStreamToAudioStream(AAudioStream* stream)
 {
     return (AudioStream*) stream;
@@ -543,23 +495,11 @@
 }
 
 AAUDIO_API aaudio_policy_t AAudio_getMMapPolicy() {
-    return s_MMapPolicy;
+    return AudioGlobal_getMMapPolicy();
 }
 
 AAUDIO_API aaudio_result_t AAudio_setMMapPolicy(aaudio_policy_t policy) {
-    aaudio_result_t result = AAUDIO_OK;
-    switch(policy) {
-        case AAUDIO_UNSPECIFIED:
-        case AAUDIO_POLICY_NEVER:
-        case AAUDIO_POLICY_AUTO:
-        case AAUDIO_POLICY_ALWAYS:
-            s_MMapPolicy = policy;
-            break;
-        default:
-            result = AAUDIO_ERROR_ILLEGAL_ARGUMENT;
-            break;
-    }
-    return result;
+    return AudioGlobal_setMMapPolicy(policy);
 }
 
 AAUDIO_API bool AAudioStream_isMMapUsed(AAudioStream* stream)
diff --git a/media/libaaudio/src/core/AudioGlobal.cpp b/media/libaaudio/src/core/AudioGlobal.cpp
new file mode 100644
index 0000000..e6d9a0d
--- /dev/null
+++ b/media/libaaudio/src/core/AudioGlobal.cpp
@@ -0,0 +1,99 @@
+/*
+ * 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.
+ */
+#include <aaudio/AAudio.h>
+#include <aaudio/AAudioTesting.h>
+
+#include "AudioGlobal.h"
+
+/******************************************
+ * Static globals.
+ */
+namespace aaudio {
+
+static aaudio_policy_t g_MMapPolicy = AAUDIO_UNSPECIFIED;
+
+aaudio_policy_t AudioGlobal_getMMapPolicy() {
+  return g_MMapPolicy;
+}
+
+aaudio_result_t AudioGlobal_setMMapPolicy(aaudio_policy_t policy) {
+    aaudio_result_t result = AAUDIO_OK;
+    switch(policy) {
+        case AAUDIO_UNSPECIFIED:
+        case AAUDIO_POLICY_NEVER:
+        case AAUDIO_POLICY_AUTO:
+        case AAUDIO_POLICY_ALWAYS:
+            g_MMapPolicy = policy;
+            break;
+        default:
+            result = AAUDIO_ERROR_ILLEGAL_ARGUMENT;
+            break;
+    }
+    return result;
+}
+
+#define AAUDIO_CASE_ENUM(name) case name: return #name
+
+const char* AudioGlobal_convertResultToText(aaudio_result_t returnCode) {
+    switch (returnCode) {
+        AAUDIO_CASE_ENUM(AAUDIO_OK);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_DISCONNECTED);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_ILLEGAL_ARGUMENT);
+        // reserved
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INTERNAL);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INVALID_STATE);
+        // reserved
+        // reserved
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INVALID_HANDLE);
+         // reserved
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_UNIMPLEMENTED);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_UNAVAILABLE);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_NO_FREE_HANDLES);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_NO_MEMORY);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_NULL);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_TIMEOUT);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_WOULD_BLOCK);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INVALID_FORMAT);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_OUT_OF_RANGE);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_NO_SERVICE);
+        AAUDIO_CASE_ENUM(AAUDIO_ERROR_INVALID_RATE);
+    }
+    return "Unrecognized AAudio error.";
+}
+
+const char* AudioGlobal_convertStreamStateToText(aaudio_stream_state_t state) {
+      switch (state) {
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_UNINITIALIZED);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_UNKNOWN);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_OPEN);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_STARTING);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_STARTED);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_PAUSING);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_PAUSED);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_FLUSHING);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_FLUSHED);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_STOPPING);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_STOPPED);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_DISCONNECTED);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_CLOSING);
+        AAUDIO_CASE_ENUM(AAUDIO_STREAM_STATE_CLOSED);
+    }
+    return "Unrecognized AAudio state.";
+}
+
+#undef AAUDIO_CASE_ENUM
+
+}  // namespace aaudio
diff --git a/media/libaaudio/src/core/AudioGlobal.h b/media/libaaudio/src/core/AudioGlobal.h
new file mode 100644
index 0000000..312cef2
--- /dev/null
+++ b/media/libaaudio/src/core/AudioGlobal.h
@@ -0,0 +1,34 @@
+/*
+ * 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.
+ */
+#ifndef AAUDIO_AUDIOGLOBAL_H
+#define AAUDIO_AUDIOGLOBAL_H
+
+#include <aaudio/AAudio.h>
+#include <aaudio/AAudioTesting.h>
+
+
+namespace aaudio {
+
+aaudio_policy_t AudioGlobal_getMMapPolicy();
+aaudio_result_t AudioGlobal_setMMapPolicy(aaudio_policy_t policy);
+
+const char* AudioGlobal_convertResultToText(aaudio_result_t returnCode);
+const char* AudioGlobal_convertStreamStateToText(aaudio_stream_state_t state);
+
+}
+
+#endif  // AAUDIO_AUDIOGLOBAL_H
+
diff --git a/media/libaaudio/src/core/AudioStream.cpp b/media/libaaudio/src/core/AudioStream.cpp
index 9b77223..5303631 100644
--- a/media/libaaudio/src/core/AudioStream.cpp
+++ b/media/libaaudio/src/core/AudioStream.cpp
@@ -25,8 +25,9 @@
 #include "AudioStreamBuilder.h"
 #include "AudioStream.h"
 #include "AudioClock.h"
+#include "AudioGlobal.h"
 
-using namespace aaudio;
+namespace aaudio {
 
 
 // Sequential number assigned to streams solely for debugging purposes.
@@ -51,7 +52,7 @@
                           || getState() == AAUDIO_STREAM_STATE_UNINITIALIZED
                           || getState() == AAUDIO_STREAM_STATE_DISCONNECTED),
                         "~AudioStream() - still in use, state = %s",
-                        AAudio_convertStreamStateToText(getState()));
+                        AudioGlobal_convertStreamStateToText(getState()));
 
     mPlayerBase->clearParentReference(); // remove reference to this AudioStream
 }
@@ -155,7 +156,7 @@
         case AAUDIO_STREAM_STATE_CLOSED:
         default:
             ALOGW("safePause() stream not running, state = %s",
-                  AAudio_convertStreamStateToText(getState()));
+                  AudioGlobal_convertStreamStateToText(getState()));
             return AAUDIO_ERROR_INVALID_STATE;
     }
 
@@ -240,7 +241,7 @@
         case AAUDIO_STREAM_STATE_CLOSED:
         default:
             ALOGW("%s() stream not running, state = %s", __func__,
-                  AAudio_convertStreamStateToText(getState()));
+                  AudioGlobal_convertStreamStateToText(getState()));
             return AAUDIO_ERROR_INVALID_STATE;
     }
 
@@ -488,3 +489,5 @@
 void AudioStream::MyPlayerBase::destroy() {
     unregisterWithAudioManager();
 }
+
+}  // namespace aaudio
diff --git a/media/libaaudio/src/core/AudioStreamBuilder.cpp b/media/libaaudio/src/core/AudioStreamBuilder.cpp
index 08f4958..44f45b3 100644
--- a/media/libaaudio/src/core/AudioStreamBuilder.cpp
+++ b/media/libaaudio/src/core/AudioStreamBuilder.cpp
@@ -27,6 +27,7 @@
 #include "binding/AAudioBinderClient.h"
 #include "client/AudioStreamInternalCapture.h"
 #include "client/AudioStreamInternalPlay.h"
+#include "core/AudioGlobal.h"
 #include "core/AudioStream.h"
 #include "core/AudioStreamBuilder.h"
 #include "legacy/AudioStreamRecord.h"
@@ -112,7 +113,7 @@
     }
 
     // The API setting is the highest priority.
-    aaudio_policy_t mmapPolicy = AAudio_getMMapPolicy();
+    aaudio_policy_t mmapPolicy = AudioGlobal_getMMapPolicy();
     // If not specified then get from a system property.
     if (mmapPolicy == AAUDIO_UNSPECIFIED) {
         mmapPolicy = AAudioProperty_getMMapPolicy();
diff --git a/media/libaaudio/libaaudio.map.txt b/media/libaaudio/src/libaaudio.map.txt
similarity index 100%
rename from media/libaaudio/libaaudio.map.txt
rename to media/libaaudio/src/libaaudio.map.txt
diff --git a/media/libaaudio/src/utility/AAudioUtilities.cpp b/media/libaaudio/src/utility/AAudioUtilities.cpp
index 96ed56a..cdd02c0 100644
--- a/media/libaaudio/src/utility/AAudioUtilities.cpp
+++ b/media/libaaudio/src/utility/AAudioUtilities.cpp
@@ -24,6 +24,7 @@
 #include <utils/Errors.h>
 
 #include "aaudio/AAudio.h"
+#include "core/AudioGlobal.h"
 #include <aaudio/AAudioTesting.h>
 #include <math.h>
 #include <system/audio-base.h>
@@ -355,7 +356,7 @@
         case AAUDIO_STREAM_STATE_DISCONNECTED:
         default:
             ALOGE("can only flush stream when PAUSED, OPEN or STOPPED, state = %s",
-                  AAudio_convertStreamStateToText(state));
+                  aaudio::AudioGlobal_convertStreamStateToText(state));
             result =  AAUDIO_ERROR_INVALID_STATE;
             break;
     }
diff --git a/media/libaaudio/tests/Android.bp b/media/libaaudio/tests/Android.bp
index 6101e99..19cd0a0 100644
--- a/media/libaaudio/tests/Android.bp
+++ b/media/libaaudio/tests/Android.bp
@@ -11,7 +11,7 @@
     defaults: ["libaaudio_tests_defaults"],
     srcs: ["test_marshalling.cpp"],
     shared_libs: [
-        "libaaudio",
+        "libaaudio_internal",
         "libbinder",
         "libcutils",
         "libutils",
@@ -23,7 +23,7 @@
     defaults: ["libaaudio_tests_defaults"],
     srcs: ["test_clock_model.cpp"],
     shared_libs: [
-        "libaaudio",
+        "libaaudio_internal",
         "libaudioutils",
         "libcutils",
         "libutils",
@@ -34,7 +34,7 @@
     name: "test_block_adapter",
     defaults: ["libaaudio_tests_defaults"],
     srcs: ["test_block_adapter.cpp"],
-    shared_libs: ["libaaudio"],
+    shared_libs: ["libaaudio_internal"],
 }
 
 cc_test {
@@ -170,7 +170,7 @@
     name: "test_atomic_fifo",
     defaults: ["libaaudio_tests_defaults"],
     srcs: ["test_atomic_fifo.cpp"],
-    shared_libs: ["libaaudio"],
+    shared_libs: ["libaaudio_internal"],
 }
 
 cc_test {
@@ -178,7 +178,7 @@
     defaults: ["libaaudio_tests_defaults"],
     srcs: ["test_flowgraph.cpp"],
     shared_libs: [
-        "libaaudio",
+        "libaaudio_internal",
         "libbinder",
         "libcutils",
         "libutils",
diff --git a/media/libaudiohal/Android.bp b/media/libaudiohal/Android.bp
index 584c2c0..9803473 100644
--- a/media/libaudiohal/Android.bp
+++ b/media/libaudiohal/Android.bp
@@ -13,12 +13,6 @@
     ],
 
     shared_libs: [
-        "android.hardware.audio.effect@2.0",
-        "android.hardware.audio.effect@4.0",
-        "android.hardware.audio.effect@5.0",
-        "android.hardware.audio@2.0",
-        "android.hardware.audio@4.0",
-        "android.hardware.audio@5.0",
         "libaudiohal@2.0",
         "libaudiohal@4.0",
         "libaudiohal@5.0",
@@ -26,7 +20,8 @@
     ],
 
     header_libs: [
-        "libaudiohal_headers"
+        "libaudiohal_headers",
+        "libbase_headers",
     ]
 }
 
diff --git a/media/libaudiohal/DevicesFactoryHalInterface.cpp b/media/libaudiohal/DevicesFactoryHalInterface.cpp
index f86009c..d5336fa 100644
--- a/media/libaudiohal/DevicesFactoryHalInterface.cpp
+++ b/media/libaudiohal/DevicesFactoryHalInterface.cpp
@@ -14,26 +14,16 @@
  * limitations under the License.
  */
 
-#include <android/hardware/audio/2.0/IDevicesFactory.h>
-#include <android/hardware/audio/4.0/IDevicesFactory.h>
-#include <android/hardware/audio/5.0/IDevicesFactory.h>
-
 #include <libaudiohal/FactoryHalHidl.h>
 
+#include <media/audiohal/DevicesFactoryHalInterface.h>
+
 namespace android {
 
 // static
 sp<DevicesFactoryHalInterface> DevicesFactoryHalInterface::create() {
-    if (hardware::audio::V5_0::IDevicesFactory::getService() != nullptr) {
-        return V5_0::createDevicesFactoryHal();
-    }
-    if (hardware::audio::V4_0::IDevicesFactory::getService() != nullptr) {
-        return V4_0::createDevicesFactoryHal();
-    }
-    if (hardware::audio::V2_0::IDevicesFactory::getService() != nullptr) {
-        return V2_0::createDevicesFactoryHal();
-    }
-    return nullptr;
+    return createPreferedImpl<DevicesFactoryHalInterface>();
 }
 
 } // namespace android
+
diff --git a/media/libaudiohal/EffectsFactoryHalInterface.cpp b/media/libaudiohal/EffectsFactoryHalInterface.cpp
index bd3ef61..d15b14e 100644
--- a/media/libaudiohal/EffectsFactoryHalInterface.cpp
+++ b/media/libaudiohal/EffectsFactoryHalInterface.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2016 The Android Open Source Project
+ * Copyright (C) 2017 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.
@@ -14,26 +14,15 @@
  * limitations under the License.
  */
 
-#include <android/hardware/audio/effect/2.0/IEffectsFactory.h>
-#include <android/hardware/audio/effect/4.0/IEffectsFactory.h>
-#include <android/hardware/audio/effect/5.0/IEffectsFactory.h>
-
 #include <libaudiohal/FactoryHalHidl.h>
 
+#include <media/audiohal/EffectsFactoryHalInterface.h>
+
 namespace android {
 
 // static
 sp<EffectsFactoryHalInterface> EffectsFactoryHalInterface::create() {
-    if (hardware::audio::effect::V5_0::IEffectsFactory::getService() != nullptr) {
-        return effect::V5_0::createEffectsFactoryHal();
-    }
-    if (hardware::audio::effect::V4_0::IEffectsFactory::getService() != nullptr) {
-        return effect::V4_0::createEffectsFactoryHal();
-    }
-    if (hardware::audio::effect::V2_0::IEffectsFactory::getService() != nullptr) {
-        return effect::V2_0::createEffectsFactoryHal();
-    }
-    return nullptr;
+    return createPreferedImpl<EffectsFactoryHalInterface>();
 }
 
 // static
diff --git a/media/libaudiohal/impl/DevicesFactoryHalHidl.cpp b/media/libaudiohal/impl/DevicesFactoryHalHidl.cpp
index 5e01e42..1335a0c 100644
--- a/media/libaudiohal/impl/DevicesFactoryHalHidl.cpp
+++ b/media/libaudiohal/impl/DevicesFactoryHalHidl.cpp
@@ -35,13 +35,10 @@
 namespace android {
 namespace CPP_VERSION {
 
-DevicesFactoryHalHidl::DevicesFactoryHalHidl() {
-    sp<IDevicesFactory> defaultFactory{IDevicesFactory::getService()};
-    if (!defaultFactory) {
-        ALOGE("Failed to obtain IDevicesFactory/default service, terminating process.");
-        exit(1);
-    }
-    mDeviceFactories.push_back(defaultFactory);
+DevicesFactoryHalHidl::DevicesFactoryHalHidl(sp<IDevicesFactory> devicesFactory) {
+    ALOG_ASSERT(devicesFactory != nullptr, "Provided IDevicesFactory service is NULL");
+
+    mDeviceFactories.push_back(devicesFactory);
     if (MAJOR_VERSION >= 4) {
         // The MSD factory is optional and only available starting at HAL 4.0
         sp<IDevicesFactory> msdFactory{IDevicesFactory::getService(AUDIO_HAL_SERVICE_NAME_MSD)};
diff --git a/media/libaudiohal/impl/DevicesFactoryHalHidl.h b/media/libaudiohal/impl/DevicesFactoryHalHidl.h
index 27e0649..8775e7b 100644
--- a/media/libaudiohal/impl/DevicesFactoryHalHidl.h
+++ b/media/libaudiohal/impl/DevicesFactoryHalHidl.h
@@ -32,18 +32,14 @@
 class DevicesFactoryHalHidl : public DevicesFactoryHalInterface
 {
   public:
+    DevicesFactoryHalHidl(sp<IDevicesFactory> devicesFactory);
+
     // Opens a device with the specified name. To close the device, it is
     // necessary to release references to the returned object.
     virtual status_t openDevice(const char *name, sp<DeviceHalInterface> *device);
-
   private:
-    friend class DevicesFactoryHalHybrid;
-
     std::vector<sp<IDevicesFactory>> mDeviceFactories;
 
-    // Can not be constructed directly by clients.
-    DevicesFactoryHalHidl();
-
     virtual ~DevicesFactoryHalHidl() = default;
 };
 
diff --git a/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp b/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp
index f337a8b..0e1f1bb 100644
--- a/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp
+++ b/media/libaudiohal/impl/DevicesFactoryHalHybrid.cpp
@@ -17,16 +17,17 @@
 #define LOG_TAG "DevicesFactoryHalHybrid"
 //#define LOG_NDEBUG 0
 
+#include "DevicesFactoryHalHidl.h"
 #include "DevicesFactoryHalHybrid.h"
 #include "DevicesFactoryHalLocal.h"
-#include "DevicesFactoryHalHidl.h"
+#include <libaudiohal/FactoryHalHidl.h>
 
 namespace android {
 namespace CPP_VERSION {
 
-DevicesFactoryHalHybrid::DevicesFactoryHalHybrid()
+DevicesFactoryHalHybrid::DevicesFactoryHalHybrid(sp<IDevicesFactory> hidlFactory)
         : mLocalFactory(new DevicesFactoryHalLocal()),
-          mHidlFactory(new DevicesFactoryHalHidl()) {
+          mHidlFactory(new DevicesFactoryHalHidl(hidlFactory)) {
 }
 
 status_t DevicesFactoryHalHybrid::openDevice(const char *name, sp<DeviceHalInterface> *device) {
@@ -36,6 +37,12 @@
     }
     return mLocalFactory->openDevice(name, device);
 }
-
 } // namespace CPP_VERSION
+
+template <>
+sp<DevicesFactoryHalInterface> createFactoryHal<AudioHALVersion::CPP_VERSION>() {
+    auto service = hardware::audio::CPP_VERSION::IDevicesFactory::getService();
+    return service ? new CPP_VERSION::DevicesFactoryHalHybrid(service) : nullptr;
+}
+
 } // namespace android
diff --git a/media/libaudiohal/impl/DevicesFactoryHalHybrid.h b/media/libaudiohal/impl/DevicesFactoryHalHybrid.h
index 5ac0d0d..545bb70 100644
--- a/media/libaudiohal/impl/DevicesFactoryHalHybrid.h
+++ b/media/libaudiohal/impl/DevicesFactoryHalHybrid.h
@@ -17,17 +17,20 @@
 #ifndef ANDROID_HARDWARE_DEVICES_FACTORY_HAL_HYBRID_H
 #define ANDROID_HARDWARE_DEVICES_FACTORY_HAL_HYBRID_H
 
+#include PATH(android/hardware/audio/FILE_VERSION/IDevicesFactory.h)
 #include <media/audiohal/DevicesFactoryHalInterface.h>
 #include <utils/Errors.h>
 #include <utils/RefBase.h>
 
+using ::android::hardware::audio::CPP_VERSION::IDevicesFactory;
+
 namespace android {
 namespace CPP_VERSION {
 
 class DevicesFactoryHalHybrid : public DevicesFactoryHalInterface
 {
   public:
-    DevicesFactoryHalHybrid();
+    DevicesFactoryHalHybrid(sp<IDevicesFactory> hidlFactory);
 
     // Opens a device with the specified name. To close the device, it is
     // necessary to release references to the returned object.
@@ -38,10 +41,6 @@
     sp<DevicesFactoryHalInterface> mHidlFactory;
 };
 
-sp<DevicesFactoryHalInterface> createDevicesFactoryHal() {
-    return new DevicesFactoryHalHybrid();
-}
-
 } // namespace CPP_VERSION
 } // namespace android
 
diff --git a/media/libaudiohal/impl/EffectsFactoryHalHidl.cpp b/media/libaudiohal/impl/EffectsFactoryHalHidl.cpp
index 7fd6bde..ba7b195 100644
--- a/media/libaudiohal/impl/EffectsFactoryHalHidl.cpp
+++ b/media/libaudiohal/impl/EffectsFactoryHalHidl.cpp
@@ -19,11 +19,12 @@
 
 #include <cutils/native_handle.h>
 
-#include "EffectsFactoryHalHidl.h"
 #include "ConversionHelperHidl.h"
 #include "EffectBufferHalHidl.h"
 #include "EffectHalHidl.h"
+#include "EffectsFactoryHalHidl.h"
 #include "HidlUtils.h"
+#include <libaudiohal/FactoryHalHidl.h>
 
 using ::android::hardware::audio::common::CPP_VERSION::implementation::HidlUtils;
 using ::android::hardware::Return;
@@ -35,12 +36,10 @@
 using namespace ::android::hardware::audio::common::CPP_VERSION;
 using namespace ::android::hardware::audio::effect::CPP_VERSION;
 
-EffectsFactoryHalHidl::EffectsFactoryHalHidl() : ConversionHelperHidl("EffectsFactory") {
-    mEffectsFactory = IEffectsFactory::getService();
-    if (mEffectsFactory == 0) {
-        ALOGE("Failed to obtain IEffectsFactory service, terminating process.");
-        exit(1);
-    }
+EffectsFactoryHalHidl::EffectsFactoryHalHidl(sp<IEffectsFactory> effectsFactory)
+        : ConversionHelperHidl("EffectsFactory") {
+    ALOG_ASSERT(effectsFactory != nullptr, "Provided IDevicesFactory service is NULL");
+    mEffectsFactory = effectsFactory;
 }
 
 status_t EffectsFactoryHalHidl::queryAllDescriptors() {
@@ -147,4 +146,11 @@
 
 } // namespace CPP_VERSION
 } // namespace effect
+
+template<>
+sp<EffectsFactoryHalInterface> createFactoryHal<AudioHALVersion::CPP_VERSION>() {
+    auto service = hardware::audio::effect::CPP_VERSION::IEffectsFactory::getService();
+    return service ? new effect::CPP_VERSION::EffectsFactoryHalHidl(service) : nullptr;
+}
+
 } // namespace android
diff --git a/media/libaudiohal/impl/EffectsFactoryHalHidl.h b/media/libaudiohal/impl/EffectsFactoryHalHidl.h
index 01178ff..2828513 100644
--- a/media/libaudiohal/impl/EffectsFactoryHalHidl.h
+++ b/media/libaudiohal/impl/EffectsFactoryHalHidl.h
@@ -18,7 +18,6 @@
 #define ANDROID_HARDWARE_EFFECTS_FACTORY_HAL_HIDL_H
 
 #include PATH(android/hardware/audio/effect/FILE_VERSION/IEffectsFactory.h)
-#include PATH(android/hardware/audio/effect/FILE_VERSION/types.h)
 #include <media/audiohal/EffectsFactoryHalInterface.h>
 
 #include "ConversionHelperHidl.h"
@@ -34,7 +33,7 @@
 class EffectsFactoryHalHidl : public EffectsFactoryHalInterface, public ConversionHelperHidl
 {
   public:
-    EffectsFactoryHalHidl();
+    EffectsFactoryHalHidl(sp<IEffectsFactory> effectsFactory);
 
     // Returns the number of different effects in all loaded libraries.
     virtual status_t queryNumberEffects(uint32_t *pNumEffects);
@@ -66,10 +65,6 @@
     status_t queryAllDescriptors();
 };
 
-sp<EffectsFactoryHalInterface> createEffectsFactoryHal() {
-    return new EffectsFactoryHalHidl();
-}
-
 } // namespace CPP_VERSION
 } // namespace effect
 } // namespace android
diff --git a/media/libaudiohal/impl/include/libaudiohal/FactoryHalHidl.h b/media/libaudiohal/impl/include/libaudiohal/FactoryHalHidl.h
index c7319d0..829f99c 100644
--- a/media/libaudiohal/impl/include/libaudiohal/FactoryHalHidl.h
+++ b/media/libaudiohal/impl/include/libaudiohal/FactoryHalHidl.h
@@ -23,33 +23,42 @@
 #include <media/audiohal/EffectsFactoryHalInterface.h>
 #include <utils/StrongPointer.h>
 
+#include <array>
+#include <utility>
+
 namespace android {
 
-namespace effect {
-namespace V2_0 {
-sp<EffectsFactoryHalInterface> createEffectsFactoryHal();
-} // namespace V2_0
+/** Supported HAL versions, in order of preference.
+ * Implementation should use specialize the `create*FactoryHal` for their version.
+ * Client should use `createPreferedImpl<*FactoryHal>()` to instantiate
+ * the preferred available impl.
+ */
+enum class AudioHALVersion {
+    V5_0,
+    V4_0,
+    V2_0,
+    end, // used for iterating over supported versions
+};
 
-namespace V4_0 {
-sp<EffectsFactoryHalInterface> createEffectsFactoryHal();
-} // namespace V4_0
+/** Template function to fully specialized for each version and each Interface. */
+template <AudioHALVersion, class Interface>
+sp<Interface> createFactoryHal();
 
-namespace V5_0 {
-sp<EffectsFactoryHalInterface> createEffectsFactoryHal();
-} // namespace V5_0
-} // namespace effect
+/** @Return the preferred available implementation or nullptr if none are available. */
+template <class Interface, AudioHALVersion version = AudioHALVersion{}>
+static sp<Interface> createPreferedImpl() {
+    if constexpr (version == AudioHALVersion::end) {
+        return nullptr; // tried all version, all returned nullptr
+    } else {
+        if (auto created = createFactoryHal<version, Interface>(); created != nullptr) {
+           return created;
+        }
 
-namespace V2_0 {
-sp<DevicesFactoryHalInterface> createDevicesFactoryHal();
-} // namespace V2_0
+        using Raw = std::underlying_type_t<AudioHALVersion>; // cast as enum class do not support ++
+        return createPreferedImpl<Interface, AudioHALVersion(Raw(version) + 1)>();
+    }
+}
 
-namespace V4_0 {
-sp<DevicesFactoryHalInterface> createDevicesFactoryHal();
-} // namespace V4_0
-
-namespace V5_0 {
-sp<DevicesFactoryHalInterface> createDevicesFactoryHal();
-} // namespace V5_0
 
 } // namespace android
 
diff --git a/media/libeffects/downmix/Android.bp b/media/libeffects/downmix/Android.bp
index 9c82b1d..2a2f36e 100644
--- a/media/libeffects/downmix/Android.bp
+++ b/media/libeffects/downmix/Android.bp
@@ -6,6 +6,7 @@
     srcs: ["EffectDownmix.c"],
 
     shared_libs: [
+        "libaudioutils",
         "libcutils",
         "liblog",
     ],
@@ -23,5 +24,4 @@
         "libaudioeffects",
         "libhardware_headers",
     ],
-    static_libs: ["libaudioutils" ],
 }
diff --git a/media/libstagefright/codecs/flac/enc/Android.bp b/media/libstagefright/codecs/flac/enc/Android.bp
index d7d871a..f35bce1 100644
--- a/media/libstagefright/codecs/flac/enc/Android.bp
+++ b/media/libstagefright/codecs/flac/enc/Android.bp
@@ -15,8 +15,10 @@
     },
 
     header_libs: ["libbase_headers"],
-    static_libs: [
+    shared_libs: [
         "libaudioutils",
+    ],
+    static_libs: [
         "libFLAC",
     ],
 }
diff --git a/media/libstagefright/colorconversion/SoftwareRenderer.cpp b/media/libstagefright/colorconversion/SoftwareRenderer.cpp
index 359df3d..cf91405 100644
--- a/media/libstagefright/colorconversion/SoftwareRenderer.cpp
+++ b/media/libstagefright/colorconversion/SoftwareRenderer.cpp
@@ -269,10 +269,21 @@
 
     Rect bounds(mCropWidth, mCropHeight);
 
-    void *dst;
-    CHECK_EQ(0, mapper.lock(buf->handle,
-            GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_RARELY,
-            bounds, &dst));
+    void *dst = NULL;
+    struct android_ycbcr ycbcr;
+    if ( !mConverter &&
+         (mColorFormat == OMX_COLOR_FormatYUV420Planar ||
+         mColorFormat == OMX_COLOR_FormatYUV420SemiPlanar ||
+         mColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar ||
+         mColorFormat == OMX_COLOR_FormatYUV420Planar16)) {
+        CHECK_EQ(0, mapper.lockYCbCr(buf->handle,
+                GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_RARELY,
+                bounds, &ycbcr));
+    } else {
+        CHECK_EQ(0, mapper.lock(buf->handle,
+                GRALLOC_USAGE_SW_READ_NEVER | GRALLOC_USAGE_SW_WRITE_RARELY,
+                bounds, &dst));
+    }
 
     // TODO move the other conversions also into ColorConverter, and
     // fix cropping issues (when mCropLeft/Top != 0 or mWidth != mCropWidth)
@@ -289,12 +300,10 @@
         const uint8_t *src_u = (const uint8_t *)data + mStride * mHeight + mCropTop * mStride / 4;
         const uint8_t *src_v = (const uint8_t *)src_u + mStride * mHeight / 4;
 
-        uint8_t *dst_y = (uint8_t *)dst;
-        size_t dst_y_size = buf->stride * buf->height;
+        uint8_t *dst_y = (uint8_t *)ycbcr.y;
+        uint8_t *dst_v = (uint8_t *)ycbcr.cr;
+        uint8_t *dst_u = (uint8_t *)ycbcr.cb;
         size_t dst_c_stride = ALIGN(buf->stride / 2, 16);
-        size_t dst_c_size = dst_c_stride * buf->height / 2;
-        uint8_t *dst_v = dst_y + dst_y_size;
-        uint8_t *dst_u = dst_v + dst_c_size;
 
         dst_y += mCropTop * buf->stride + mCropLeft;
         dst_v += (mCropTop/2) * dst_c_stride + mCropLeft/2;
@@ -321,12 +330,10 @@
         const uint8_t *src_u = (const uint8_t *)data + mStride * mHeight + mCropTop * mStride / 4;
         const uint8_t *src_v = (const uint8_t *)src_u + mStride * mHeight / 4;
 
-        uint8_t *dst_y = (uint8_t *)dst;
-        size_t dst_y_size = buf->stride * buf->height;
+        uint8_t *dst_y = (uint8_t *)ycbcr.y;
+        uint8_t *dst_v = (uint8_t *)ycbcr.cr;
+        uint8_t *dst_u = (uint8_t *)ycbcr.cb;
         size_t dst_c_stride = ALIGN(buf->stride / 2, 16);
-        size_t dst_c_size = dst_c_stride * buf->height / 2;
-        uint8_t *dst_v = dst_y + dst_y_size;
-        uint8_t *dst_u = dst_v + dst_c_size;
 
         dst_y += mCropTop * buf->stride + mCropLeft;
         dst_v += (mCropTop / 2) * dst_c_stride + mCropLeft / 2;
@@ -361,13 +368,10 @@
         src_y += mCropLeft + mCropTop * mWidth;
         src_uv += (mCropLeft + mCropTop * mWidth) / 2;
 
-        uint8_t *dst_y = (uint8_t *)dst;
-
-        size_t dst_y_size = buf->stride * buf->height;
+        uint8_t *dst_y = (uint8_t *)ycbcr.y;
+        uint8_t *dst_v = (uint8_t *)ycbcr.cr;
+        uint8_t *dst_u = (uint8_t *)ycbcr.cb;
         size_t dst_c_stride = ALIGN(buf->stride / 2, 16);
-        size_t dst_c_size = dst_c_stride * buf->height / 2;
-        uint8_t *dst_v = dst_y + dst_y_size;
-        uint8_t *dst_u = dst_v + dst_c_size;
 
         dst_y += mCropTop * buf->stride + mCropLeft;
         dst_v += (mCropTop/2) * dst_c_stride + mCropLeft/2;
diff --git a/media/libstagefright/filters/Android.bp b/media/libstagefright/filters/Android.bp
index 7a67e55..b1f62c7 100644
--- a/media/libstagefright/filters/Android.bp
+++ b/media/libstagefright/filters/Android.bp
@@ -8,7 +8,7 @@
         "MediaFilter.cpp",
         "RSFilter.cpp",
         "SaturationFilter.cpp",
-        "saturationARGB.rs",
+        "saturationARGB.rscript",
         "SimpleFilter.cpp",
         "ZeroFilter.cpp",
     ],
diff --git a/media/libstagefright/filters/saturation.rs b/media/libstagefright/filters/saturation.rscript
similarity index 100%
rename from media/libstagefright/filters/saturation.rs
rename to media/libstagefright/filters/saturation.rscript
diff --git a/media/libstagefright/filters/saturationARGB.rs b/media/libstagefright/filters/saturationARGB.rscript
similarity index 100%
rename from media/libstagefright/filters/saturationARGB.rs
rename to media/libstagefright/filters/saturationARGB.rscript
diff --git a/media/libstagefright/flac/dec/Android.bp b/media/libstagefright/flac/dec/Android.bp
index b494e16..7ebe71f 100644
--- a/media/libstagefright/flac/dec/Android.bp
+++ b/media/libstagefright/flac/dec/Android.bp
@@ -1,4 +1,4 @@
-cc_library {
+cc_library_shared {
     name: "libstagefright_flacdec",
     vendor_available: true,
 
@@ -18,29 +18,20 @@
         cfi: true,
     },
 
-    static: {
-        whole_static_libs: [
-            "libFLAC",
-            "libaudioutils",
-        ],
-    },
-
-    shared: {
-        static_libs: [
-            "libFLAC",
-            "libaudioutils",
-        ],
-        export_static_lib_headers: [
-            "libFLAC",
-        ],
-    },
-
     shared_libs: [
+        "libaudioutils",
         "liblog",
     ],
 
+    static_libs: [
+        "libFLAC",
+    ],
+
+    export_static_lib_headers: [
+        "libFLAC",
+    ],
+
     header_libs: [
         "libmedia_headers",
-        "libFLAC-headers",
     ],
 }
diff --git a/media/mtp/MtpStringBuffer.cpp b/media/mtp/MtpStringBuffer.cpp
index cd379bf..d8d425b 100644
--- a/media/mtp/MtpStringBuffer.cpp
+++ b/media/mtp/MtpStringBuffer.cpp
@@ -26,14 +26,31 @@
 
 namespace {
 
-std::wstring_convert<std::codecvt_utf8_utf16<char16_t>,char16_t> gConvert;
+const char * utf16_cerror = "__CONVERSION_ERROR__";
+const char16_t * utf8_cerror = u"__CONVERSION_ERROR__";
+
+std::wstring_convert<std::codecvt_utf8_utf16<char16_t>,char16_t> gConvert(utf16_cerror, utf8_cerror);
 
 static std::string utf16ToUtf8(std::u16string input_str) {
-    return gConvert.to_bytes(input_str);
+    std::string conversion = gConvert.to_bytes(input_str);
+
+    if (conversion == utf16_cerror) {
+        ALOGE("Unable to convert UTF-16 string to UTF-8");
+        return "";
+    } else {
+        return conversion;
+    }
 }
 
 static std::u16string utf8ToUtf16(std::string input_str) {
-    return gConvert.from_bytes(input_str);
+    std::u16string conversion = gConvert.from_bytes(input_str);
+
+    if (conversion == utf8_cerror) {
+        ALOGE("Unable to convert UTF-8 string to UTF-16");
+        return u"";
+    } else {
+        return conversion;
+    }
 }
 
 } // namespace
diff --git a/media/mtp/MtpUtils.cpp b/media/mtp/MtpUtils.cpp
index 8564576..84a20d3 100644
--- a/media/mtp/MtpUtils.cpp
+++ b/media/mtp/MtpUtils.cpp
@@ -150,6 +150,7 @@
             ret += copyFile(oldFile.c_str(), newFile.c_str());
         }
     }
+    closedir(dir);
     return ret;
 }
 
diff --git a/media/ndk/NdkImage.cpp b/media/ndk/NdkImage.cpp
index 1883f63..1145b7b 100644
--- a/media/ndk/NdkImage.cpp
+++ b/media/ndk/NdkImage.cpp
@@ -35,6 +35,7 @@
         int64_t timestamp, int32_t width, int32_t height, int32_t numPlanes) :
         mReader(reader), mFormat(format), mUsage(usage), mBuffer(buffer), mLockedBuffer(nullptr),
         mTimestamp(timestamp), mWidth(width), mHeight(height), mNumPlanes(numPlanes) {
+    LOG_FATAL_IF(reader == nullptr, "AImageReader shouldn't be null while creating AImage");
 }
 
 AImage::~AImage() {
@@ -57,14 +58,9 @@
     if (mIsClosed) {
         return;
     }
-    sp<AImageReader> reader = mReader.promote();
-    if (reader != nullptr) {
-        reader->releaseImageLocked(this, releaseFenceFd);
-    } else if (mBuffer != nullptr) {
-        LOG_ALWAYS_FATAL("%s: parent AImageReader closed without releasing image %p",
-                __FUNCTION__, this);
+    if (!mReader->mIsClosed) {
+        mReader->releaseImageLocked(this, releaseFenceFd);
     }
-
     // Should have been set to nullptr in releaseImageLocked
     // Set to nullptr here for extra safety only
     mBuffer = nullptr;
@@ -83,22 +79,12 @@
 
 void
 AImage::lockReader() const {
-    sp<AImageReader> reader = mReader.promote();
-    if (reader == nullptr) {
-        // Reader has been closed
-        return;
-    }
-    reader->mLock.lock();
+    mReader->mLock.lock();
 }
 
 void
 AImage::unlockReader() const {
-    sp<AImageReader> reader = mReader.promote();
-    if (reader == nullptr) {
-        // Reader has been closed
-        return;
-    }
-    reader->mLock.unlock();
+    mReader->mLock.unlock();
 }
 
 media_status_t
diff --git a/media/ndk/NdkImagePriv.h b/media/ndk/NdkImagePriv.h
index e0f16da..0e8cbcb 100644
--- a/media/ndk/NdkImagePriv.h
+++ b/media/ndk/NdkImagePriv.h
@@ -72,7 +72,7 @@
     uint32_t getJpegSize() const;
 
     // When reader is close, AImage will only accept close API call
-    wp<AImageReader>           mReader;
+    const sp<AImageReader>     mReader;
     const int32_t              mFormat;
     const uint64_t             mUsage;  // AHARDWAREBUFFER_USAGE_* flags.
     BufferItem*                mBuffer;
diff --git a/media/ndk/NdkImageReader.cpp b/media/ndk/NdkImageReader.cpp
index 830f752..c0ceb3d 100644
--- a/media/ndk/NdkImageReader.cpp
+++ b/media/ndk/NdkImageReader.cpp
@@ -272,6 +272,11 @@
       mFrameListener(new FrameListener(this)),
       mBufferRemovedListener(new BufferRemovedListener(this)) {}
 
+AImageReader::~AImageReader() {
+    Mutex::Autolock _l(mLock);
+    LOG_FATAL_IF("AImageReader not closed before destruction", mIsClosed != true);
+}
+
 media_status_t
 AImageReader::init() {
     PublicFormat publicFormat = static_cast<PublicFormat>(mFormat);
@@ -347,8 +352,12 @@
     return AMEDIA_OK;
 }
 
-AImageReader::~AImageReader() {
+void AImageReader::close() {
     Mutex::Autolock _l(mLock);
+    if (mIsClosed) {
+        return;
+    }
+    mIsClosed = true;
     AImageReader_ImageListener nullListener = {nullptr, nullptr};
     setImageListenerLocked(&nullListener);
 
@@ -741,6 +750,7 @@
 void AImageReader_delete(AImageReader* reader) {
     ALOGV("%s", __FUNCTION__);
     if (reader != nullptr) {
+        reader->close();
         reader->decStrong((void*) AImageReader_delete);
     }
     return;
diff --git a/media/ndk/NdkImageReaderPriv.h b/media/ndk/NdkImageReaderPriv.h
index 19bd704..0779a71 100644
--- a/media/ndk/NdkImageReaderPriv.h
+++ b/media/ndk/NdkImageReaderPriv.h
@@ -76,6 +76,7 @@
     int32_t        getHeight()    const { return mHeight; };
     int32_t        getFormat()    const { return mFormat; };
     int32_t        getMaxImages() const { return mMaxImages; };
+    void           close();
 
   private:
 
@@ -165,6 +166,7 @@
     native_handle_t*           mWindowHandle = nullptr;
 
     List<AImage*>              mAcquiredImages;
+    bool                       mIsClosed = false;
 
     Mutex                      mLock;
 };
diff --git a/services/audioflinger/Effects.cpp b/services/audioflinger/Effects.cpp
index 3c4fbba..13152d0 100644
--- a/services/audioflinger/Effects.cpp
+++ b/services/audioflinger/Effects.cpp
@@ -24,6 +24,7 @@
 #include "Configuration.h"
 #include <utils/Log.h>
 #include <system/audio_effects/effect_aec.h>
+#include <system/audio_effects/effect_dynamicsprocessing.h>
 #include <system/audio_effects/effect_ns.h>
 #include <system/audio_effects/effect_visualizer.h>
 #include <audio_utils/channels.h>
@@ -2569,7 +2570,8 @@
     if ((mSessionId == AUDIO_SESSION_OUTPUT_MIX) &&
         (((desc.flags & EFFECT_FLAG_TYPE_MASK) == EFFECT_FLAG_TYPE_AUXILIARY) ||
          (memcmp(&desc.type, SL_IID_VISUALIZATION, sizeof(effect_uuid_t)) == 0) ||
-         (memcmp(&desc.type, SL_IID_VOLUME, sizeof(effect_uuid_t)) == 0))) {
+         (memcmp(&desc.type, SL_IID_VOLUME, sizeof(effect_uuid_t)) == 0) ||
+         (memcmp(&desc.type, SL_IID_DYNAMICSPROCESSING, sizeof(effect_uuid_t)) == 0))) {
         return false;
     }
     return true;
diff --git a/services/audiopolicy/config/audio_policy_volumes.xml b/services/audiopolicy/config/audio_policy_volumes.xml
index ec64a7c..27bd3ff 100644
--- a/services/audiopolicy/config/audio_policy_volumes.xml
+++ b/services/audiopolicy/config/audio_policy_volumes.xml
@@ -44,7 +44,7 @@
     <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
                                              ref="DEFAULT_MEDIA_VOLUME_CURVE"/>
     <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                             ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
+                                             ref="DEFAULT_NON_MUTABLE_HEARING_AID_VOLUME_CURVE"/>
     <volume stream="AUDIO_STREAM_SYSTEM" deviceCategory="DEVICE_CATEGORY_HEADSET">
         <point>1,-3000</point>
         <point>33,-2600</point>
diff --git a/services/audiopolicy/engine/config/Android.bp b/services/audiopolicy/engine/config/Android.bp
index 6e72f2a..885b5fa 100644
--- a/services/audiopolicy/engine/config/Android.bp
+++ b/services/audiopolicy/engine/config/Android.bp
@@ -3,7 +3,6 @@
     export_include_dirs: ["include"],
     include_dirs: [
         "external/libxml2/include",
-        "external/icu/icu4c/source/common",
     ],
     srcs: [
         "src/EngineConfig.cpp",
diff --git a/services/audiopolicy/manager/AudioPolicyFactory.cpp b/services/audiopolicy/manager/AudioPolicyFactory.cpp
index 7aff6a9..476a1ec 100644
--- a/services/audiopolicy/manager/AudioPolicyFactory.cpp
+++ b/services/audiopolicy/manager/AudioPolicyFactory.cpp
@@ -21,7 +21,13 @@
 extern "C" AudioPolicyInterface* createAudioPolicyManager(
         AudioPolicyClientInterface *clientInterface)
 {
-    return new AudioPolicyManager(clientInterface);
+    AudioPolicyManager *apm = new AudioPolicyManager(clientInterface);
+    status_t status = apm->initialize();
+    if (status != NO_ERROR) {
+        delete apm;
+        apm = nullptr;
+    }
+    return apm;
 }
 
 extern "C" void destroyAudioPolicyManager(AudioPolicyInterface *interface)
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index edab95a..83ae35e 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -2408,7 +2408,8 @@
     for (size_t i = 0; i < mInputs.size(); i++) {
         const sp<AudioInputDescriptor> input = mInputs.valueAt(i);
         if (input->clientsList().size() == 0
-                || !mAvailableInputDevices.containsAtLeastOne(input->supportedDevices())) {
+                || !mAvailableInputDevices.containsAtLeastOne(input->supportedDevices())
+                || (input->getAudioPort()->getFlags() & AUDIO_INPUT_FLAG_MMAP_NOIRQ) != 0) {
             inputsToClose.push_back(mInputs.keyAt(i));
         } else {
             bool close = false;
@@ -4305,7 +4306,6 @@
         : AudioPolicyManager(clientInterface, false /*forTesting*/)
 {
     loadConfig();
-    initialize();
 }
 
 void AudioPolicyManager::loadConfig() {
@@ -5694,8 +5694,9 @@
     const auto ringVolumeSrc = toVolumeSource(AUDIO_STREAM_RING);
     const auto musicVolumeSrc = toVolumeSource(AUDIO_STREAM_MUSIC);
     const auto alarmVolumeSrc = toVolumeSource(AUDIO_STREAM_ALARM);
+    const auto a11yVolumeSrc = toVolumeSource(AUDIO_STREAM_ACCESSIBILITY);
 
-    if (volumeSource == toVolumeSource(AUDIO_STREAM_ACCESSIBILITY)
+    if (volumeSource == a11yVolumeSrc
             && (AUDIO_MODE_RINGTONE == mEngine->getPhoneState()) &&
             mOutputs.isActive(ringVolumeSrc, 0)) {
         auto &ringCurves = getVolumeCurves(AUDIO_STREAM_RING);
@@ -5712,7 +5713,7 @@
              volumeSource == toVolumeSource(AUDIO_STREAM_NOTIFICATION) ||
              volumeSource == toVolumeSource(AUDIO_STREAM_ENFORCED_AUDIBLE) ||
              volumeSource == toVolumeSource(AUDIO_STREAM_DTMF) ||
-             volumeSource == toVolumeSource(AUDIO_STREAM_ACCESSIBILITY))) {
+             volumeSource == a11yVolumeSrc)) {
         auto &voiceCurves = getVolumeCurves(callVolumeSrc);
         int voiceVolumeIndex = voiceCurves.getVolumeIndex(device);
         const float maxVoiceVolDb =
@@ -5724,7 +5725,9 @@
         // VOICE_CALL stream has minVolumeIndex > 0 : Users cannot set the volume of voice calls to
         // 0. We don't want to cap volume when the system has programmatically muted the voice call
         // stream. See setVolumeCurveIndex() for more information.
-        bool exemptFromCapping = (volumeSource == ringVolumeSrc) && (voiceVolumeIndex == 0);
+        bool exemptFromCapping =
+                ((volumeSource == ringVolumeSrc) || (volumeSource == a11yVolumeSrc))
+                && (voiceVolumeIndex == 0);
         ALOGV_IF(exemptFromCapping, "%s volume source %d at vol=%f not capped", __func__,
                  volumeSource, volumeDb);
         if ((volumeDb > maxVoiceVolDb) && !exemptFromCapping) {
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index d88d1ec..5f651cc 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -307,6 +307,8 @@
             return volumeGroup != VOLUME_GROUP_NONE ? NO_ERROR : BAD_VALUE;
         }
 
+        status_t initialize();
+
 protected:
         // A constructor that allows more fine-grained control over initialization process,
         // used in automatic tests.
@@ -321,7 +323,6 @@
         //   - initialize.
         AudioPolicyConfig& getConfig() { return mConfig; }
         void loadConfig();
-        status_t initialize();
 
         // From AudioPolicyManagerObserver
         virtual const AudioPatchCollection &getAudioPatches() const
diff --git a/services/audiopolicy/service/AudioPolicyService.cpp b/services/audiopolicy/service/AudioPolicyService.cpp
index 85ea94f..62010e1 100644
--- a/services/audiopolicy/service/AudioPolicyService.cpp
+++ b/services/audiopolicy/service/AudioPolicyService.cpp
@@ -458,16 +458,20 @@
             continue;
         }
 
+        bool isAssistant = mUidPolicy->isAssistantUid(current->uid);
         if (appState == APP_STATE_TOP) {
             if (current->startTimeNs > topStartNs) {
                 topActive = current;
                 topStartNs = current->startTimeNs;
             }
-            if (mUidPolicy->isAssistantUid(current->uid)) {
+            if (isAssistant) {
                 isAssistantOnTop = true;
             }
         }
-        if (current->startTimeNs > latestStartNs) {
+        // Assistant capturing for HOTWORD not considered for latest active to avoid
+        // masking regular clients started before
+        if (current->startTimeNs > latestStartNs &&
+            !(current->attributes.source == AUDIO_SOURCE_HOTWORD && isAssistant)) {
             latestActive = current;
             latestStartNs = current->startTimeNs;
         }
diff --git a/services/oboeservice/Android.bp b/services/oboeservice/Android.bp
index 655f017..1b7a20c 100644
--- a/services/oboeservice/Android.bp
+++ b/services/oboeservice/Android.bp
@@ -43,7 +43,7 @@
     ],
 
     shared_libs: [
-        "libaaudio",
+        "libaaudio_internal",
         "libaudioclient",
         "libaudioflinger",
         "libbase",