Merge "Add MTP and PTP OS descriptors."
diff --git a/drm/mediadrm/plugins/clearkey/InitDataParser.cpp b/drm/mediadrm/plugins/clearkey/InitDataParser.cpp
index 6a4f8d5..caff393 100644
--- a/drm/mediadrm/plugins/clearkey/InitDataParser.cpp
+++ b/drm/mediadrm/plugins/clearkey/InitDataParser.cpp
@@ -136,7 +136,7 @@
     AString encodedId;
     for (size_t i = 0; i < keyIds.size(); ++i) {
         encodedId.clear();
-        android::encodeBase64(keyIds[i], kKeyIdSize, &encodedId);
+        android::encodeBase64Url(keyIds[i], kKeyIdSize, &encodedId);
         if (i != 0) {
             request.append(",");
         }
diff --git a/drm/mediadrm/plugins/clearkey/tests/InitDataParserUnittest.cpp b/drm/mediadrm/plugins/clearkey/tests/InitDataParserUnittest.cpp
index 84ed242..8c49656 100644
--- a/drm/mediadrm/plugins/clearkey/tests/InitDataParserUnittest.cpp
+++ b/drm/mediadrm/plugins/clearkey/tests/InitDataParserUnittest.cpp
@@ -59,7 +59,7 @@
                   (size_t)requestString.find(kRequestSuffix));
         for (size_t i = 0; i < expectedKeys.size(); ++i) {
             AString encodedIdAString;
-            android::encodeBase64(expectedKeys[i], kKeyIdSize,
+            android::encodeBase64Url(expectedKeys[i], kKeyIdSize,
                                   &encodedIdAString);
             String8 encodedId(encodedIdAString.c_str());
             encodedId.removeAll(kBase64Padding);
@@ -231,5 +231,4 @@
 
     attemptParseExpectingFailure(initData, kCencMimeType);
 }
-
 }  // namespace clearkeydrm
diff --git a/drm/mediadrm/plugins/clearkey/tests/JsonWebKeyUnittest.cpp b/drm/mediadrm/plugins/clearkey/tests/JsonWebKeyUnittest.cpp
index c3b0d84..d9f3ea6 100644
--- a/drm/mediadrm/plugins/clearkey/tests/JsonWebKeyUnittest.cpp
+++ b/drm/mediadrm/plugins/clearkey/tests/JsonWebKeyUnittest.cpp
@@ -284,14 +284,14 @@
                 "\"keys\":"
                     "[{"
                         "\"kid\":\"Y2xlYXJrZXlrZXlpZDAx\""
-                        "\"k\":\"SGVsbG8gRnJpZW5kISE\""
+                        "\"k\":\"SGVsbG8gRnJpZW5kICE-Pw\""
                         "\"kty\":\"oct\""
                         "\"alg\":\"A128KW1\""
                     "}"
                     "{"
                         "\"kty\":\"oct\""
                         "\"alg\":\"A128KW2\""
-                        "\"k\":\"SGVsbG8gRnJpZW5kIQ\""
+                        "\"k\":\"SGVsbG8gRnJpZW5kICE_\""
                         "\"kid\":\"Y2xlYXJrZXlrZXlpZDAy\""
                     "}"
                     "{"
@@ -303,7 +303,7 @@
                     "{"
                         "\"alg\":\"A128KW3\""
                         "\"kid\":\"Y2xlYXJrZXlrZXlpZDAz\""
-                        "\"k\":\"R29vZCBkYXkh\""
+                        "\"k\":\"SGVsbG8gPz4-IEZyaWVuZCA_Pg\""
                         "\"kty\":\"oct\""
                     "}]"
             "}");
@@ -313,8 +313,8 @@
     EXPECT_TRUE(keys.size() == 3);
 
     const String8 clearKeys[] =
-            { String8("Hello Friend!!"), String8("Hello Friend!"),
-              String8("Good day!") };
+            { String8("Hello Friend !>?"), String8("Hello Friend !?"),
+              String8("Hello ?>> Friend ?>") };
     verifyKeys(keys, clearKeys);
 }
 
diff --git a/include/media/IAudioRecord.h b/include/media/IAudioRecord.h
deleted file mode 120000
index 7fbf8f2..0000000
--- a/include/media/IAudioRecord.h
+++ /dev/null
@@ -1 +0,0 @@
-../../media/libaudioclient/include/media/IAudioRecord.h
\ No newline at end of file
diff --git a/include/media/VolumeShaper.h b/include/media/VolumeShaper.h
index 302641f..a3aaece 100644
--- a/include/media/VolumeShaper.h
+++ b/include/media/VolumeShaper.h
@@ -37,6 +37,8 @@
 
 namespace android {
 
+namespace media {
+
 // The native VolumeShaper class mirrors the java VolumeShaper class;
 // in addition, the native class contains implementation for actual operation.
 //
@@ -101,7 +103,7 @@
      * See "frameworks/base/media/java/android/media/VolumeShaper.java" for
      * details on the Java implementation.
      */
-    class Configuration : public Interpolator<S, T>, public RefBase {
+    class Configuration : public Interpolator<S, T>, public RefBase, public Parcelable {
     public:
         // Must match with VolumeShaper.java in frameworks/base.
         enum Type : int32_t {
@@ -283,7 +285,7 @@
         }
 
         // The parcel layout must match VolumeShaper.java
-        status_t writeToParcel(Parcel *parcel) const {
+        status_t writeToParcel(Parcel *parcel) const override {
             if (parcel == nullptr) return BAD_VALUE;
             return parcel->writeInt32((int32_t)mType)
                     ?: parcel->writeInt32(mId)
@@ -294,17 +296,17 @@
                             ?: Interpolator<S, T>::writeToParcel(parcel);
         }
 
-        status_t readFromParcel(const Parcel &parcel) {
+        status_t readFromParcel(const Parcel *parcel) override {
             int32_t type, optionFlags;
-            return parcel.readInt32(&type)
+            return parcel->readInt32(&type)
                     ?: setType((Type)type)
-                    ?: parcel.readInt32(&mId)
+                    ?: parcel->readInt32(&mId)
                     ?: mType == TYPE_ID
                         ? NO_ERROR
-                        : parcel.readInt32(&optionFlags)
+                        : parcel->readInt32(&optionFlags)
                             ?: setOptionFlags((OptionFlag)optionFlags)
-                            ?: parcel.readDouble(&mDurationMs)
-                            ?: Interpolator<S, T>::readFromParcel(parcel)
+                            ?: parcel->readDouble(&mDurationMs)
+                            ?: Interpolator<S, T>::readFromParcel(*parcel)
                             ?: checkCurve();
         }
 
@@ -336,7 +338,7 @@
      * See "frameworks/base/media/java/android/media/VolumeShaper.java" for
      * details on the Java implementation.
      */
-    class Operation : public RefBase {
+    class Operation : public RefBase, public Parcelable {
     public:
         // Must match with VolumeShaper.java.
         enum Flag : int32_t {
@@ -418,18 +420,18 @@
             return NO_ERROR;
         }
 
-        status_t writeToParcel(Parcel *parcel) const {
+        status_t writeToParcel(Parcel *parcel) const override {
             if (parcel == nullptr) return BAD_VALUE;
             return parcel->writeInt32((int32_t)mFlags)
                     ?: parcel->writeInt32(mReplaceId)
                     ?: parcel->writeFloat(mXOffset);
         }
 
-        status_t readFromParcel(const Parcel &parcel) {
+        status_t readFromParcel(const Parcel *parcel) override {
             int32_t flags;
-            return parcel.readInt32(&flags)
-                    ?: parcel.readInt32(&mReplaceId)
-                    ?: parcel.readFloat(&mXOffset)
+            return parcel->readInt32(&flags)
+                    ?: parcel->readInt32(&mReplaceId)
+                    ?: parcel->readFloat(&mXOffset)
                     ?: setFlags((Flag)flags);
         }
 
@@ -455,7 +457,7 @@
      * See "frameworks/base/media/java/android/media/VolumeShaper.java" for
      * details on the Java implementation.
      */
-    class State : public RefBase {
+    class State : public RefBase, public Parcelable {
     public:
         State(T volume, S xOffset)
             : mVolume(volume)
@@ -481,15 +483,15 @@
             mXOffset = xOffset;
         }
 
-        status_t writeToParcel(Parcel *parcel) const {
+        status_t writeToParcel(Parcel *parcel) const override {
             if (parcel == nullptr) return BAD_VALUE;
             return parcel->writeFloat(mVolume)
                     ?: parcel->writeFloat(mXOffset);
         }
 
-        status_t readFromParcel(const Parcel &parcel) {
-            return parcel.readFloat(&mVolume)
-                     ?: parcel.readFloat(&mXOffset);
+        status_t readFromParcel(const Parcel *parcel) override {
+            return parcel->readFloat(&mVolume)
+                     ?: parcel->readFloat(&mXOffset);
         }
 
         std::string toString() const {
@@ -1020,6 +1022,8 @@
     std::list<VolumeShaper> mVolumeShapers; // list provides stable iterators on erase
 }; // VolumeHandler
 
+} // namespace media
+
 } // namespace android
 
 #pragma pop_macro("LOG_TAG")
diff --git a/media/img_utils/src/TiffWriter.cpp b/media/img_utils/src/TiffWriter.cpp
index 564474f..1711242 100644
--- a/media/img_utils/src/TiffWriter.cpp
+++ b/media/img_utils/src/TiffWriter.cpp
@@ -350,7 +350,7 @@
         if (nextIfd == NULL) {
             break;
         }
-        ifd = nextIfd;
+        ifd = std::move(nextIfd);
     }
     return ifd;
 }
diff --git a/media/libaaudio/examples/utils/AAudioExampleUtils.h b/media/libaaudio/examples/utils/AAudioExampleUtils.h
index 6cbcc58..9ef62c9 100644
--- a/media/libaaudio/examples/utils/AAudioExampleUtils.h
+++ b/media/libaaudio/examples/utils/AAudioExampleUtils.h
@@ -17,9 +17,14 @@
 #ifndef AAUDIO_EXAMPLE_UTILS_H
 #define AAUDIO_EXAMPLE_UTILS_H
 
-#include <unistd.h>
+#include <atomic>
+#include <linux/futex.h>
 #include <sched.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+
 #include <aaudio/AAudio.h>
+#include <utils/Errors.h>
 
 #define NANOS_PER_MICROSECOND ((int64_t)1000)
 #define NANOS_PER_MILLISECOND (NANOS_PER_MICROSECOND * 1000)
@@ -40,6 +45,12 @@
     return modeText;
 }
 
+static void convertNanosecondsToTimespec(int64_t nanoseconds, struct timespec *time) {
+    time->tv_sec = nanoseconds / NANOS_PER_SECOND;
+    // Calculate the fractional nanoseconds. Avoids expensive % operation.
+    time->tv_nsec = nanoseconds - (time->tv_sec * NANOS_PER_SECOND);
+}
+
 static int64_t getNanoseconds(clockid_t clockId = CLOCK_MONOTONIC) {
     struct timespec time;
     int result = clock_gettime(clockId, &time);
@@ -79,4 +90,77 @@
     return latencyMillis;
 }
 
+// ================================================================================
+// These Futex calls are common online examples.
+static android::status_t sys_futex(void *addr1, int op, int val1,
+                      struct timespec *timeout, void *addr2, int val3) {
+    android::status_t result = (android::status_t) syscall(SYS_futex, addr1,
+                                                           op, val1, timeout,
+                                                           addr2, val3);
+    return (result == 0) ? 0 : -errno;
+}
+
+static android::status_t futex_wake(void *addr, int numWake) {
+    // Use _PRIVATE because we are just using the futex in one process.
+    return sys_futex(addr, FUTEX_WAKE_PRIVATE, numWake, NULL, NULL, 0);
+}
+
+static android::status_t futex_wait(void *addr, int current, struct timespec *time) {
+    // Use _PRIVATE because we are just using the futex in one process.
+    return sys_futex(addr, FUTEX_WAIT_PRIVATE, current, time, NULL, 0);
+}
+
+// TODO better name?
+/**
+ * The WakeUp class is used to send a wakeup signal to one or more sleeping threads.
+ */
+class WakeUp {
+public:
+    WakeUp() : mValue(0) {}
+    explicit WakeUp(int32_t value) : mValue(value) {}
+
+    /**
+     * Wait until the internal value no longer matches the given value.
+     * Note that this code uses a futex, which is subject to spurious wake-ups.
+     * So check to make sure that the desired condition has been met.
+     *
+     * @return zero if the value changes or various negative errors including
+     *    -ETIMEDOUT if a timeout occurs,
+     *    or -EINTR if interrupted by a signal,
+     *    or -EAGAIN or -EWOULDBLOCK if the internal value does not match the specified value
+     */
+    android::status_t wait(int32_t value, int64_t timeoutNanoseconds) {
+        struct timespec time;
+        convertNanosecondsToTimespec(timeoutNanoseconds, &time);
+        return futex_wait(&mValue, value, &time);
+    }
+
+    /**
+     * Increment value and wake up any threads that need to be woken.
+     *
+     * @return number of waiters woken up
+     */
+    android::status_t wake() {
+        ++mValue;
+        return futex_wake(&mValue, INT_MAX);
+    }
+
+    /**
+     * Set value and wake up any threads that need to be woken.
+     *
+     * @return number of waiters woken up
+     */
+    android::status_t wake(int32_t value) {
+        mValue.store(value);
+        return futex_wake(&mValue, INT_MAX);
+    }
+
+    int32_t get() {
+        return mValue.load();
+    }
+
+private:
+    std::atomic<int32_t>   mValue;
+};
+
 #endif // AAUDIO_EXAMPLE_UTILS_H
diff --git a/media/libaaudio/examples/utils/AAudioSimplePlayer.h b/media/libaaudio/examples/utils/AAudioSimplePlayer.h
index cc0cb34..d2e7f23 100644
--- a/media/libaaudio/examples/utils/AAudioSimplePlayer.h
+++ b/media/libaaudio/examples/utils/AAudioSimplePlayer.h
@@ -23,6 +23,7 @@
 #include <sched.h>
 
 #include <aaudio/AAudio.h>
+#include <atomic>
 #include "AAudioArgsParser.h"
 #include "SineGenerator.h"
 
@@ -219,18 +220,26 @@
     AAudioStream             *mStream = nullptr;
     aaudio_sharing_mode_t     mRequestedSharingMode = SHARING_MODE;
     aaudio_performance_mode_t mRequestedPerformanceMode = PERFORMANCE_MODE;
+
 };
 
 typedef struct SineThreadedData_s {
+
     SineGenerator  sineOsc1;
     SineGenerator  sineOsc2;
     int64_t        framesTotal = 0;
     int64_t        nextFrameToGlitch = FORCED_UNDERRUN_PERIOD_FRAMES;
     int32_t        minNumFrames = INT32_MAX;
     int32_t        maxNumFrames = 0;
-    int            scheduler;
+
+    int            scheduler = 0;
     bool           schedulerChecked = false;
     bool           forceUnderruns = false;
+
+    AAudioSimplePlayer simplePlayer;
+    int32_t            callbackCount = 0;
+    WakeUp             waker{AAUDIO_OK};
+
 } SineThreadedData_t;
 
 // Callback function that fills the audio output buffer.
@@ -247,6 +256,7 @@
         return AAUDIO_CALLBACK_RESULT_STOP;
     }
     SineThreadedData_t *sineData = (SineThreadedData_t *) userData;
+    sineData->callbackCount++;
 
     sineData->framesTotal += numFrames;
 
@@ -304,9 +314,16 @@
 void SimplePlayerErrorCallbackProc(
         AAudioStream *stream __unused,
         void *userData __unused,
-        aaudio_result_t error)
-{
-    printf("Error Callback, error: %d\n",(int)error);
+        aaudio_result_t error) {
+    // should not happen but just in case...
+    if (userData == nullptr) {
+        printf("ERROR - MyPlayerErrorCallbackProc needs userData\n");
+        return;
+    }
+    SineThreadedData_t *sineData = (SineThreadedData_t *) userData;
+    android::status_t ret = sineData->waker.wake(error);
+    printf("Error Callback, error: %d, futex wake returns %d\n", error, ret);
 }
 
+
 #endif //AAUDIO_SIMPLE_PLAYER_H
diff --git a/media/libaaudio/examples/utils/SineGenerator.h b/media/libaaudio/examples/utils/SineGenerator.h
index 64b772d..a755582 100644
--- a/media/libaaudio/examples/utils/SineGenerator.h
+++ b/media/libaaudio/examples/utils/SineGenerator.h
@@ -58,6 +58,13 @@
         }
     }
 
+    void setAmplitude(double amplitude) {
+        mAmplitude = amplitude;
+    }
+    double getAmplitude() const {
+        return mAmplitude;
+    }
+
 private:
     void advancePhase() {
         mPhase += mPhaseIncrement;
diff --git a/media/libaaudio/examples/write_sine/src/write_sine_callback.cpp b/media/libaaudio/examples/write_sine/src/write_sine_callback.cpp
index 071ca87..2280b72 100644
--- a/media/libaaudio/examples/write_sine/src/write_sine_callback.cpp
+++ b/media/libaaudio/examples/write_sine/src/write_sine_callback.cpp
@@ -15,6 +15,7 @@
  */
 
 // Play sine waves using an AAudio callback.
+// If a disconnection occurs then reopen the stream on the new device.
 
 #include <assert.h>
 #include <unistd.h>
@@ -22,33 +23,32 @@
 #include <sched.h>
 #include <stdio.h>
 #include <math.h>
+#include <string.h>
 #include <time.h>
 #include <aaudio/AAudio.h>
 #include "AAudioExampleUtils.h"
 #include "AAudioSimplePlayer.h"
 #include "../../utils/AAudioSimplePlayer.h"
 
-int main(int argc, const char **argv)
+/**
+ * Open stream, play some sine waves, then close the stream.
+ *
+ * @param argParser
+ * @return AAUDIO_OK or negative error code
+ */
+static aaudio_result_t testOpenPlayClose(AAudioArgsParser &argParser)
 {
-    AAudioArgsParser   argParser;
-    AAudioSimplePlayer player;
     SineThreadedData_t myData;
-    aaudio_result_t result;
-    int32_t actualSampleRate;
+    AAudioSimplePlayer &player = myData.simplePlayer;
+    aaudio_result_t    result = AAUDIO_OK;
+    bool               disconnected = false;
+    int64_t            startedAtNanos;
 
-    // Make printf print immediately so that debug info is not stuck
-    // in a buffer if we hang or crash.
-    setvbuf(stdout, nullptr, _IONBF, (size_t) 0);
-
-    printf("%s - Play a sine sweep using an AAudio callback V0.1.3\n", argv[0]);
-
+    printf("----------------------- run complete test --------------------------\n");
     myData.schedulerChecked = false;
+    myData.callbackCount = 0;
     myData.forceUnderruns = false; // set true to test AAudioStream_getXRunCount()
 
-    if (argParser.parseArgs(argc, argv)) {
-        return EXIT_FAILURE;
-    }
-
     result = player.open(argParser,
                          SimplePlayerDataCallbackProc, SimplePlayerErrorCallbackProc, &myData);
     if (result != AAUDIO_OK) {
@@ -58,13 +58,19 @@
 
     argParser.compareWithStream(player.getStream());
 
-    actualSampleRate = player.getSampleRate();
-    myData.sineOsc1.setup(440.0, actualSampleRate);
-    myData.sineOsc1.setSweep(300.0, 600.0, 5.0);
-    myData.sineOsc2.setup(660.0, actualSampleRate);
-    myData.sineOsc2.setSweep(350.0, 900.0, 7.0);
+    // Setup sine wave generators.
+    {
+        int32_t actualSampleRate = player.getSampleRate();
+        myData.sineOsc1.setup(440.0, actualSampleRate);
+        myData.sineOsc1.setSweep(300.0, 600.0, 5.0);
+        myData.sineOsc1.setAmplitude(0.2);
+        myData.sineOsc2.setup(660.0, actualSampleRate);
+        myData.sineOsc2.setSweep(350.0, 900.0, 7.0);
+        myData.sineOsc2.setAmplitude(0.2);
+    }
 
 #if 0
+    //  writes not allowed for callback streams
     result = player.prime(); // FIXME crashes AudioTrack.cpp
     if (result != AAUDIO_OK) {
         fprintf(stderr, "ERROR - player.prime() returned %d\n", result);
@@ -78,34 +84,32 @@
         goto error;
     }
 
+    // Play a sine wave in the background.
     printf("Sleep for %d seconds while audio plays in a callback thread.\n",
            argParser.getDurationSeconds());
+    startedAtNanos = getNanoseconds(CLOCK_MONOTONIC);
     for (int second = 0; second < argParser.getDurationSeconds(); second++)
     {
-        const struct timespec request = { .tv_sec = 1, .tv_nsec = 0 };
-        (void) clock_nanosleep(CLOCK_MONOTONIC, 0 /*flags*/, &request, NULL /*remain*/);
-
-        aaudio_stream_state_t state;
-        result = AAudioStream_waitForStateChange(player.getStream(),
-                                                 AAUDIO_STREAM_STATE_CLOSED,
-                                                 &state,
-                                                 0);
+        // Sleep a while. Wake up early if there is an error, for example a DISCONNECT.
+        long ret = myData.waker.wait(AAUDIO_OK, NANOS_PER_SECOND);
+        int64_t millis = (getNanoseconds(CLOCK_MONOTONIC) - startedAtNanos) / NANOS_PER_MILLISECOND;
+        result = myData.waker.get();
+        printf("wait() returns %ld, aaudio_result = %d, at %6d millis"
+               ", second = %d, framesWritten = %8d, underruns = %d\n",
+               ret, result, (int) millis,
+               second,
+               (int) AAudioStream_getFramesWritten(player.getStream()),
+               (int) AAudioStream_getXRunCount(player.getStream()));
         if (result != AAUDIO_OK) {
-            fprintf(stderr, "ERROR - AAudioStream_waitForStateChange() returned %d\n", result);
-            goto error;
-        }
-        if (state != AAUDIO_STREAM_STATE_STARTING && state != AAUDIO_STREAM_STATE_STARTED) {
-            printf("Stream state is %d %s!\n", state, AAudio_convertStreamStateToText(state));
+            if (result == AAUDIO_ERROR_DISCONNECTED) {
+                disconnected = true;
+            }
             break;
         }
-        printf("framesWritten = %d, underruns = %d\n",
-               (int) AAudioStream_getFramesWritten(player.getStream()),
-               (int) AAudioStream_getXRunCount(player.getStream())
-        );
     }
-    printf("Woke up now.\n");
+    printf("AAudio result = %d = %s\n", result, AAudio_convertResultToText(result));
 
-    printf("call stop()\n");
+    printf("call stop() callback # = %d\n", myData.callbackCount);
     result = player.stop();
     if (result != AAUDIO_OK) {
         goto error;
@@ -126,10 +130,28 @@
     printf("max numFrames = %8d\n", (int) myData.maxNumFrames);
 
     printf("SUCCESS\n");
-    return EXIT_SUCCESS;
 error:
     player.close();
-    printf("exiting - AAudio result = %d = %s\n", result, AAudio_convertResultToText(result));
-    return EXIT_FAILURE;
+    return disconnected ? AAUDIO_ERROR_DISCONNECTED : result;
 }
 
+int main(int argc, const char **argv)
+{
+    AAudioArgsParser   argParser;
+    aaudio_result_t    result;
+
+    // Make printf print immediately so that debug info is not stuck
+    // in a buffer if we hang or crash.
+    setvbuf(stdout, nullptr, _IONBF, (size_t) 0);
+
+    printf("%s - Play a sine sweep using an AAudio callback V0.1.2\n", argv[0]);
+
+    if (argParser.parseArgs(argc, argv)) {
+        return EXIT_FAILURE;
+    }
+
+    // Keep looping until we can complete the test without disconnecting.
+    while((result = testOpenPlayClose(argParser)) == AAUDIO_ERROR_DISCONNECTED);
+
+    return (result) ? EXIT_FAILURE : EXIT_SUCCESS;
+}
diff --git a/media/libaaudio/src/Android.mk b/media/libaaudio/src/Android.mk
index c13fa67..112a192 100644
--- a/media/libaaudio/src/Android.mk
+++ b/media/libaaudio/src/Android.mk
@@ -60,7 +60,8 @@
     binding/RingBufferParcelable.cpp \
     binding/SharedMemoryParcelable.cpp \
     binding/SharedRegionParcelable.cpp \
-    ../../libaudioclient/aidl/android/media/IAudioRecord.aidl
+    ../../libaudioclient/aidl/android/media/IAudioRecord.aidl \
+    ../../libaudioclient/aidl/android/media/IPlayer.aidl
 
 LOCAL_CFLAGS += -Wno-unused-parameter -Wall -Werror
 
diff --git a/media/libaudioclient/Android.bp b/media/libaudioclient/Android.bp
index a02311b..98e8d95 100644
--- a/media/libaudioclient/Android.bp
+++ b/media/libaudioclient/Android.bp
@@ -20,6 +20,7 @@
         // The headers for these interfaces will be available to any modules that
         // include libaudioclient, at the path "aidl/package/path/BnFoo.h"
         "aidl/android/media/IAudioRecord.aidl",
+        "aidl/android/media/IPlayer.aidl",
 
         "AudioEffect.cpp",
         "AudioPolicy.cpp",
@@ -49,7 +50,7 @@
     ],
     export_shared_lib_headers: ["libbinder"],
 
-    local_include_dirs: ["include/media"],
+    local_include_dirs: ["include/media", "aidl"],
     header_libs: ["libaudioclient_headers"],
     export_header_lib_headers: ["libaudioclient_headers"],
 
diff --git a/media/libaudioclient/AudioTrack.cpp b/media/libaudioclient/AudioTrack.cpp
index 31e1e2b..0314dec 100644
--- a/media/libaudioclient/AudioTrack.cpp
+++ b/media/libaudioclient/AudioTrack.cpp
@@ -39,6 +39,8 @@
 namespace android {
 // ---------------------------------------------------------------------------
 
+using media::VolumeShaper;
+
 // TODO: Move to a separate .h
 
 template <typename T>
@@ -63,6 +65,14 @@
     return tv.tv_sec * 1000000ll + tv.tv_nsec / 1000;
 }
 
+// TODO move to audio_utils.
+static inline struct timespec convertNsToTimespec(int64_t ns) {
+    struct timespec tv;
+    tv.tv_sec = static_cast<time_t>(ns / NANOS_PER_SECOND);
+    tv.tv_nsec = static_cast<long>(ns % NANOS_PER_SECOND);
+    return tv;
+}
+
 // current monotonic time in microseconds.
 static int64_t getNowUs()
 {
@@ -539,7 +549,8 @@
     mUpdatePeriod = 0;
     mPosition = 0;
     mReleased = 0;
-    mStartUs = 0;
+    mStartNs = 0;
+    mStartFromZeroUs = 0;
     AudioSystem::acquireAudioSessionId(mSessionId, mClientPid);
     mSequence = 1;
     mObservedSequence = mSequence;
@@ -553,7 +564,7 @@
     mFramesWritten = 0;
     mFramesWrittenServerOffset = 0;
     mFramesWrittenAtRestore = -1; // -1 is a unique initializer.
-    mVolumeHandler = new VolumeHandler();
+    mVolumeHandler = new media::VolumeHandler();
     return NO_ERROR;
 }
 
@@ -587,6 +598,7 @@
             mStartEts.clear();
         }
     }
+    mStartNs = systemTime(); // save this for timestamp adjustment after starting.
     if (previousState == STATE_STOPPED || previousState == STATE_FLUSHED) {
         // reset current position as seen by client to 0
         mPosition = 0;
@@ -615,7 +627,7 @@
         // since the flush is asynchronous and stop may not fully drain.
         // We save the time when the track is started to later verify whether
         // the counters are realistic (i.e. start from zero after this time).
-        mStartUs = getNowUs();
+        mStartFromZeroUs = mStartNs / 1000;
 
         // force refresh of remaining frames by processAudioBuffer() as last
         // write before stop could be partial.
@@ -2571,8 +2583,7 @@
                     if (at < limit) {
                         ALOGV("timestamp pause lag:%lld adjusting from %lld to %lld",
                                 (long long)lag, (long long)at, (long long)limit);
-                        timestamp.mTime.tv_sec = limit / NANOS_PER_SECOND;
-                        timestamp.mTime.tv_nsec = limit % NANOS_PER_SECOND; // compiler opt.
+                        timestamp.mTime = convertNsToTimespec(limit);
                     }
                 }
                 mPreviousLocation = location;
@@ -2615,18 +2626,18 @@
         // the previous song under gapless playback.
         // However, we sometimes see zero timestamps, then a glitch of
         // the previous song's position, and then correct timestamps afterwards.
-        if (mStartUs != 0 && mSampleRate != 0) {
+        if (mStartFromZeroUs != 0 && mSampleRate != 0) {
             static const int kTimeJitterUs = 100000; // 100 ms
             static const int k1SecUs = 1000000;
 
             const int64_t timeNow = getNowUs();
 
-            if (timeNow < mStartUs + k1SecUs) { // within first second of starting
+            if (timeNow < mStartFromZeroUs + k1SecUs) { // within first second of starting
                 const int64_t timestampTimeUs = convertTimespecToUs(timestamp.mTime);
-                if (timestampTimeUs < mStartUs) {
+                if (timestampTimeUs < mStartFromZeroUs) {
                     return WOULD_BLOCK;  // stale timestamp time, occurs before start.
                 }
-                const int64_t deltaTimeUs = timestampTimeUs - mStartUs;
+                const int64_t deltaTimeUs = timestampTimeUs - mStartFromZeroUs;
                 const int64_t deltaPositionByUs = (double)timestamp.mPosition * 1000000
                         / ((double)mSampleRate * mPlaybackRate.mSpeed);
 
@@ -2649,10 +2660,10 @@
                     return WOULD_BLOCK;
                 }
                 if (deltaPositionByUs != 0) {
-                    mStartUs = 0; // don't check again, we got valid nonzero position.
+                    mStartFromZeroUs = 0; // don't check again, we got valid nonzero position.
                 }
             } else {
-                mStartUs = 0; // don't check again, start time expired.
+                mStartFromZeroUs = 0; // don't check again, start time expired.
             }
             mTimestampStartupGlitchReported = false;
         }
@@ -2690,14 +2701,33 @@
     // Prevent retrograde motion in timestamp.
     // This is sometimes caused by erratic reports of the available space in the ALSA drivers.
     if (status == NO_ERROR) {
+        // previousTimestampValid is set to false when starting after a stop or flush.
         if (previousTimestampValid) {
             const int64_t previousTimeNanos =
                     audio_utils_ns_from_timespec(&mPreviousTimestamp.mTime);
-            const int64_t currentTimeNanos = audio_utils_ns_from_timespec(&timestamp.mTime);
+            int64_t currentTimeNanos = audio_utils_ns_from_timespec(&timestamp.mTime);
+
+            // Fix stale time when checking timestamp right after start().
+            //
+            // For offload compatibility, use a default lag value here.
+            // Any time discrepancy between this update and the pause timestamp is handled
+            // by the retrograde check afterwards.
+            const int64_t lagNs = int64_t(mAfLatency * 1000000LL);
+            const int64_t limitNs = mStartNs - lagNs;
+            if (currentTimeNanos < limitNs) {
+                ALOGD("correcting timestamp time for pause, "
+                        "currentTimeNanos: %lld < limitNs: %lld < mStartNs: %lld",
+                        (long long)currentTimeNanos, (long long)limitNs, (long long)mStartNs);
+                timestamp.mTime = convertNsToTimespec(limitNs);
+                currentTimeNanos = limitNs;
+            }
+
+            // retrograde check
             if (currentTimeNanos < previousTimeNanos) {
                 ALOGW("retrograde timestamp time corrected, %lld < %lld",
                         (long long)currentTimeNanos, (long long)previousTimeNanos);
                 timestamp.mTime = mPreviousTimestamp.mTime;
+                // currentTimeNanos not used below.
             }
 
             // Looking at signed delta will work even when the timestamps
@@ -2907,7 +2937,7 @@
     case STATE_STOPPED:
         if (isOffloadedOrDirect_l()) {
             // check if we have started in the past to return true.
-            return mStartUs > 0;
+            return mStartFromZeroUs > 0;
         }
         // A normal audio track may still be draining, so
         // check if stream has ended.  This covers fasttrack position
diff --git a/media/libaudioclient/IAudioTrack.cpp b/media/libaudioclient/IAudioTrack.cpp
index 79e864d..adff057 100644
--- a/media/libaudioclient/IAudioTrack.cpp
+++ b/media/libaudioclient/IAudioTrack.cpp
@@ -28,6 +28,8 @@
 
 namespace android {
 
+using media::VolumeShaper;
+
 enum {
     GET_CBLK = IBinder::FIRST_CALL_TRANSACTION,
     START,
@@ -185,7 +187,7 @@
             return nullptr;
         }
         sp<VolumeShaper::State> state = new VolumeShaper::State;
-        status = state->readFromParcel(reply);
+        status = state->readFromParcel(&reply);
         if (status != NO_ERROR) {
             return nullptr;
         }
@@ -263,12 +265,12 @@
             status_t status = data.readInt32(&present);
             if (status == NO_ERROR && present != 0) {
                 configuration = new VolumeShaper::Configuration();
-                status = configuration->readFromParcel(data);
+                status = configuration->readFromParcel(&data);
             }
             status = status ?: data.readInt32(&present);
             if (status == NO_ERROR && present != 0) {
                 operation = new VolumeShaper::Operation();
-                status = operation->readFromParcel(data);
+                status = operation->readFromParcel(&data);
             }
             if (status == NO_ERROR) {
                 status = (status_t)applyVolumeShaper(configuration, operation);
diff --git a/media/libaudioclient/PlayerBase.cpp b/media/libaudioclient/PlayerBase.cpp
index 7868318..b0c68e5 100644
--- a/media/libaudioclient/PlayerBase.cpp
+++ b/media/libaudioclient/PlayerBase.cpp
@@ -22,6 +22,8 @@
 
 namespace android {
 
+using media::VolumeShaper;
+
 //--------------------------------------------------------------------------------------------------
 PlayerBase::PlayerBase() : BnPlayer(),
         mPanMultiplierL(1.0f), mPanMultiplierR(1.0f),
@@ -117,23 +119,26 @@
 
 //------------------------------------------------------------------------------
 // Implementation of IPlayer
-void PlayerBase::start() {
+binder::Status PlayerBase::start() {
     ALOGD("PlayerBase::start() from IPlayer");
     (void)startWithStatus();
+    return binder::Status::ok();
 }
 
-void PlayerBase::pause() {
+binder::Status PlayerBase::pause() {
     ALOGD("PlayerBase::pause() from IPlayer");
     (void)pauseWithStatus();
+    return binder::Status::ok();
 }
 
 
-void PlayerBase::stop() {
+binder::Status PlayerBase::stop() {
     ALOGD("PlayerBase::stop() from IPlayer");
     (void)stopWithStatus();
+    return binder::Status::ok();
 }
 
-void PlayerBase::setVolume(float vol) {
+binder::Status PlayerBase::setVolume(float vol) {
     ALOGD("PlayerBase::setVolume() from IPlayer");
     {
         Mutex::Autolock _l(mSettingsLock);
@@ -144,9 +149,10 @@
     if (status != NO_ERROR) {
         ALOGW("PlayerBase::setVolume() error %d", status);
     }
+    return binder::Status::fromStatusT(status);
 }
 
-void PlayerBase::setPan(float pan) {
+binder::Status PlayerBase::setPan(float pan) {
     ALOGD("PlayerBase::setPan() from IPlayer");
     {
         Mutex::Autolock _l(mSettingsLock);
@@ -163,22 +169,19 @@
     if (status != NO_ERROR) {
         ALOGW("PlayerBase::setPan() error %d", status);
     }
+    return binder::Status::fromStatusT(status);
 }
 
-void PlayerBase::setStartDelayMs(int32_t delayMs __unused) {
+binder::Status PlayerBase::setStartDelayMs(int32_t delayMs __unused) {
     ALOGW("setStartDelay() is not supported");
+    return binder::Status::ok();
 }
 
-void PlayerBase::applyVolumeShaper(
-        const sp<VolumeShaper::Configuration>& configuration  __unused,
-        const sp<VolumeShaper::Operation>& operation __unused) {
+binder::Status PlayerBase::applyVolumeShaper(
+            const VolumeShaper::Configuration& configuration __unused,
+            const VolumeShaper::Operation& operation __unused) {
     ALOGW("applyVolumeShaper() is not supported");
-}
-
-status_t PlayerBase::onTransact(
-    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
-{
-    return BnPlayer::onTransact(code, data, reply, flags);
+    return binder::Status::ok();
 }
 
 } // namespace android
diff --git a/media/libaudioclient/TrackPlayerBase.cpp b/media/libaudioclient/TrackPlayerBase.cpp
index 48cd803..0a914fc 100644
--- a/media/libaudioclient/TrackPlayerBase.cpp
+++ b/media/libaudioclient/TrackPlayerBase.cpp
@@ -18,6 +18,8 @@
 
 namespace android {
 
+using media::VolumeShaper;
+
 //--------------------------------------------------------------------------------------------------
 TrackPlayerBase::TrackPlayerBase() : PlayerBase(),
         mPlayerVolumeL(1.0f), mPlayerVolumeR(1.0f)
@@ -103,18 +105,24 @@
 }
 
 
-void TrackPlayerBase::applyVolumeShaper(
-        const sp<VolumeShaper::Configuration>& configuration,
-        const sp<VolumeShaper::Operation>& operation) {
+binder::Status TrackPlayerBase::applyVolumeShaper(
+        const VolumeShaper::Configuration& configuration,
+        const VolumeShaper::Operation& operation) {
+
+    sp<VolumeShaper::Configuration> spConfiguration = new VolumeShaper::Configuration(configuration);
+    sp<VolumeShaper::Operation> spOperation = new VolumeShaper::Operation(operation);
+
     if (mAudioTrack != 0) {
         ALOGD("TrackPlayerBase::applyVolumeShaper() from IPlayer");
-        VolumeShaper::Status status = mAudioTrack->applyVolumeShaper(configuration, operation);
+        VolumeShaper::Status status = mAudioTrack->applyVolumeShaper(spConfiguration, spOperation);
         if (status < 0) { // a non-negative value is the volume shaper id.
             ALOGE("TrackPlayerBase::applyVolumeShaper() failed with status %d", status);
         }
+        return binder::Status::fromStatusT(status);
     } else {
         ALOGD("TrackPlayerBase::applyVolumeShaper()"
-                " no AudioTrack for volume control from IPlayer");
+              " no AudioTrack for volume control from IPlayer");
+        return binder::Status::ok();
     }
 }
 
diff --git a/media/libaudioclient/aidl/android/media/IPlayer.aidl b/media/libaudioclient/aidl/android/media/IPlayer.aidl
new file mode 100644
index 0000000..a90fcdd
--- /dev/null
+++ b/media/libaudioclient/aidl/android/media/IPlayer.aidl
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2016 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.
+ */
+
+package android.media;
+
+import android.media.VolumeShaper.Configuration;
+import android.media.VolumeShaper.Operation;
+
+/**
+ * @hide
+ */
+interface IPlayer {
+    oneway void start();
+    oneway void pause();
+    oneway void stop();
+    oneway void setVolume(float vol);
+    oneway void setPan(float pan);
+    oneway void setStartDelayMs(int delayMs);
+    oneway void applyVolumeShaper(in Configuration configuration,
+                                  in Operation operation);
+}
diff --git a/media/libaudioclient/aidl/android/media/VolumeShaper/Configuration.aidl b/media/libaudioclient/aidl/android/media/VolumeShaper/Configuration.aidl
new file mode 100644
index 0000000..fd0e60f
--- /dev/null
+++ b/media/libaudioclient/aidl/android/media/VolumeShaper/Configuration.aidl
@@ -0,0 +1,19 @@
+/*
+ * 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.
+ * 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.
+ */
+
+package android.media.VolumeShaper;
+
+parcelable Configuration cpp_header "media/VolumeShaper.h";
diff --git a/media/libaudioclient/aidl/android/media/VolumeShaper/Operation.aidl b/media/libaudioclient/aidl/android/media/VolumeShaper/Operation.aidl
new file mode 100644
index 0000000..4290d9d
--- /dev/null
+++ b/media/libaudioclient/aidl/android/media/VolumeShaper/Operation.aidl
@@ -0,0 +1,19 @@
+/*
+ * 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.
+ * 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.
+ */
+
+package android.media.VolumeShaper;
+
+parcelable Operation cpp_header "media/VolumeShaper.h";
diff --git a/media/libaudioclient/aidl/android/media/VolumeShaper/State.aidl b/media/libaudioclient/aidl/android/media/VolumeShaper/State.aidl
new file mode 100644
index 0000000..f6a22b8
--- /dev/null
+++ b/media/libaudioclient/aidl/android/media/VolumeShaper/State.aidl
@@ -0,0 +1,19 @@
+/*
+ * 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.
+ * 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.
+ */
+
+package android.media.VolumeShaper;
+
+parcelable State cpp_header "media/VolumeShaper.h";
diff --git a/media/libaudioclient/include/media/AudioTrack.h b/media/libaudioclient/include/media/AudioTrack.h
index b168fc9..14afc9d 100644
--- a/media/libaudioclient/include/media/AudioTrack.h
+++ b/media/libaudioclient/include/media/AudioTrack.h
@@ -744,12 +744,12 @@
             status_t    setParameters(const String8& keyValuePairs);
 
     /* Sets the volume shaper object */
-            VolumeShaper::Status applyVolumeShaper(
-                    const sp<VolumeShaper::Configuration>& configuration,
-                    const sp<VolumeShaper::Operation>& operation);
+            media::VolumeShaper::Status applyVolumeShaper(
+                    const sp<media::VolumeShaper::Configuration>& configuration,
+                    const sp<media::VolumeShaper::Operation>& operation);
 
     /* Gets the volume shaper state */
-            sp<VolumeShaper::State> getVolumeShaperState(int id);
+            sp<media::VolumeShaper::State> getVolumeShaperState(int id);
 
     /* Get parameters */
             String8     getParameters(const String8& keys);
@@ -1085,8 +1085,10 @@
                                                     // reset by stop() but continues monotonically
                                                     // after new IAudioTrack to restore mPosition,
                                                     // and could be easily widened to uint64_t
-    int64_t                 mStartUs;               // the start time after flush or stop.
+    int64_t                 mStartFromZeroUs;       // the start time after flush or stop,
+                                                    // when position should be 0.
                                                     // only used for offloaded and direct tracks.
+    int64_t                 mStartNs;               // the time when start() is called.
     ExtendedTimestamp       mStartEts;              // Extended timestamp at start for normal
                                                     // AudioTracks.
     AudioTimestamp          mStartTs;               // Timestamp at start for offloaded or direct
@@ -1146,7 +1148,7 @@
                                               // May not match the app selection depending on other
                                               // activity and connected devices.
 
-    sp<VolumeHandler>       mVolumeHandler;
+    sp<media::VolumeHandler>       mVolumeHandler;
 
 private:
     class DeathNotifier : public IBinder::DeathRecipient {
diff --git a/media/libaudioclient/include/media/IAudioTrack.h b/media/libaudioclient/include/media/IAudioTrack.h
index 27a62d6..94afe3c 100644
--- a/media/libaudioclient/include/media/IAudioTrack.h
+++ b/media/libaudioclient/include/media/IAudioTrack.h
@@ -77,12 +77,12 @@
     virtual void        signal() = 0;
 
     /* Sets the volume shaper */
-    virtual VolumeShaper::Status applyVolumeShaper(
-            const sp<VolumeShaper::Configuration>& configuration,
-            const sp<VolumeShaper::Operation>& operation) = 0;
+    virtual media::VolumeShaper::Status applyVolumeShaper(
+            const sp<media::VolumeShaper::Configuration>& configuration,
+            const sp<media::VolumeShaper::Operation>& operation) = 0;
 
     /* gets the volume shaper state */
-    virtual sp<VolumeShaper::State> getVolumeShaperState(int id) = 0;
+    virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) = 0;
 };
 
 // ----------------------------------------------------------------------------
diff --git a/media/libaudioclient/include/media/PlayerBase.h b/media/libaudioclient/include/media/PlayerBase.h
index e63090b..e7a8abc 100644
--- a/media/libaudioclient/include/media/PlayerBase.h
+++ b/media/libaudioclient/include/media/PlayerBase.h
@@ -17,35 +17,31 @@
 #ifndef __ANDROID_PLAYER_BASE_H__
 #define __ANDROID_PLAYER_BASE_H__
 
-#include <audiomanager/IPlayer.h>
 #include <audiomanager/AudioManager.h>
 #include <audiomanager/IAudioManager.h>
 
+#include "android/media/BnPlayer.h"
 
 namespace android {
 
-class PlayerBase : public BnPlayer
+class PlayerBase : public ::android::media::BnPlayer
 {
 public:
     explicit PlayerBase();
-    virtual ~PlayerBase();
+    virtual ~PlayerBase() override;
 
     virtual void destroy() = 0;
 
     //IPlayer implementation
-    virtual void start();
-    virtual void pause();
-    virtual void stop();
-    virtual void setVolume(float vol);
-    virtual void setPan(float pan);
-    virtual void setStartDelayMs(int32_t delayMs);
-    virtual void applyVolumeShaper(
-            const sp<VolumeShaper::Configuration>& configuration,
-            const sp<VolumeShaper::Operation>& operation) override;
-
-    virtual status_t onTransact(
-                uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags);
-
+    virtual binder::Status start() override;
+    virtual binder::Status pause() override;
+    virtual binder::Status stop() override;
+    virtual binder::Status setVolume(float vol) override;
+    virtual binder::Status setPan(float pan) override;
+    virtual binder::Status setStartDelayMs(int32_t delayMs) override;
+    virtual binder::Status applyVolumeShaper(
+            const media::VolumeShaper::Configuration& configuration,
+            const media::VolumeShaper::Operation& operation) override;
 
             status_t startWithStatus();
             status_t pauseWithStatus();
diff --git a/media/libaudioclient/include/media/TrackPlayerBase.h b/media/libaudioclient/include/media/TrackPlayerBase.h
index 2d113c0..66e9b3b 100644
--- a/media/libaudioclient/include/media/TrackPlayerBase.h
+++ b/media/libaudioclient/include/media/TrackPlayerBase.h
@@ -32,9 +32,9 @@
     virtual void destroy();
 
     //IPlayer implementation
-    virtual void applyVolumeShaper(
-            const sp<VolumeShaper::Configuration>& configuration,
-            const sp<VolumeShaper::Operation>& operation);
+    virtual binder::Status applyVolumeShaper(
+            const media::VolumeShaper::Configuration& configuration,
+            const media::VolumeShaper::Operation& operation);
 
     //FIXME move to protected field, so far made public to minimize changes to AudioTrack logic
     sp<AudioTrack> mAudioTrack;
diff --git a/media/libeffects/lvm/wrapper/Reverb/EffectReverb.cpp b/media/libeffects/lvm/wrapper/Reverb/EffectReverb.cpp
index 1717b49..ee9406d 100644
--- a/media/libeffects/lvm/wrapper/Reverb/EffectReverb.cpp
+++ b/media/libeffects/lvm/wrapper/Reverb/EffectReverb.cpp
@@ -429,9 +429,7 @@
     size_t ii;
     LVM_INT32 temp;
 
-    src += n-1;
-    dst += n-1;
-    for (ii = n; ii != 0; ii--) {
+    for (ii = 0; ii < n; ii++) {
         temp = (LVM_INT32)((*src) * 32768.0f);
         if (temp >= 32767) {
             *dst = 32767;
@@ -440,8 +438,8 @@
         } else {
             *dst = (LVM_INT16)temp;
         }
-        src--;
-        dst--;
+        src++;
+        dst++;
     }
     return;
 }
diff --git a/media/libmedia/IMediaPlayer.cpp b/media/libmedia/IMediaPlayer.cpp
index 3996227..cda3b3a 100644
--- a/media/libmedia/IMediaPlayer.cpp
+++ b/media/libmedia/IMediaPlayer.cpp
@@ -35,6 +35,8 @@
 
 namespace android {
 
+using media::VolumeShaper;
+
 enum {
     DISCONNECT = IBinder::FIRST_CALL_TRANSACTION,
     SET_DATA_SOURCE_URL,
@@ -509,7 +511,7 @@
             return nullptr;
         }
         sp<VolumeShaper::State> state = new VolumeShaper::State();
-        status = state->readFromParcel(reply);
+        status = state->readFromParcel(&reply);
         if (status != NO_ERROR) {
             return nullptr;
         }
@@ -851,14 +853,14 @@
             status_t status = data.readInt32(&present);
             if (status == NO_ERROR && present != 0) {
                 configuration = new VolumeShaper::Configuration();
-                status = configuration->readFromParcel(data);
+                status = configuration->readFromParcel(&data);
             }
             if (status == NO_ERROR) {
                 status = data.readInt32(&present);
             }
             if (status == NO_ERROR && present != 0) {
                 operation = new VolumeShaper::Operation();
-                status = operation->readFromParcel(data);
+                status = operation->readFromParcel(&data);
             }
             if (status == NO_ERROR) {
                 status = (status_t)applyVolumeShaper(configuration, operation);
diff --git a/media/libmedia/include/media/IMediaPlayer.h b/media/libmedia/include/media/IMediaPlayer.h
index e5a98dd..e657716 100644
--- a/media/libmedia/include/media/IMediaPlayer.h
+++ b/media/libmedia/include/media/IMediaPlayer.h
@@ -91,10 +91,10 @@
     virtual status_t        getRetransmitEndpoint(struct sockaddr_in* endpoint) = 0;
     virtual status_t        setNextPlayer(const sp<IMediaPlayer>& next) = 0;
 
-    virtual VolumeShaper::Status applyVolumeShaper(
-                                    const sp<VolumeShaper::Configuration>& configuration,
-                                    const sp<VolumeShaper::Operation>& operation) = 0;
-    virtual sp<VolumeShaper::State> getVolumeShaperState(int id) = 0;
+    virtual media::VolumeShaper::Status applyVolumeShaper(
+                                    const sp<media::VolumeShaper::Configuration>& configuration,
+                                    const sp<media::VolumeShaper::Operation>& operation) = 0;
+    virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) = 0;
 
     // Modular DRM
     virtual status_t        prepareDrm(const uint8_t uuid[16],
diff --git a/media/libmedia/include/media/mediaplayer.h b/media/libmedia/include/media/mediaplayer.h
index 623c374..cb0a99f 100644
--- a/media/libmedia/include/media/mediaplayer.h
+++ b/media/libmedia/include/media/mediaplayer.h
@@ -266,10 +266,10 @@
             status_t        setRetransmitEndpoint(const char* addrString, uint16_t port);
             status_t        setNextMediaPlayer(const sp<MediaPlayer>& player);
 
-            VolumeShaper::Status applyVolumeShaper(
-                                    const sp<VolumeShaper::Configuration>& configuration,
-                                    const sp<VolumeShaper::Operation>& operation);
-            sp<VolumeShaper::State> getVolumeShaperState(int id);
+            media::VolumeShaper::Status applyVolumeShaper(
+                                    const sp<media::VolumeShaper::Configuration>& configuration,
+                                    const sp<media::VolumeShaper::Operation>& operation);
+            sp<media::VolumeShaper::State> getVolumeShaperState(int id);
             // Modular DRM
             status_t        prepareDrm(const uint8_t uuid[16], const Vector<uint8_t>& drmSessionId);
             status_t        releaseDrm();
diff --git a/media/libmedia/mediaplayer.cpp b/media/libmedia/mediaplayer.cpp
index efe947a..49101d1 100644
--- a/media/libmedia/mediaplayer.cpp
+++ b/media/libmedia/mediaplayer.cpp
@@ -48,6 +48,8 @@
 
 namespace android {
 
+using media::VolumeShaper;
+
 MediaPlayer::MediaPlayer()
 {
     ALOGV("constructor");
diff --git a/media/libmediametrics/MediaAnalyticsItem.cpp b/media/libmediametrics/MediaAnalyticsItem.cpp
index 43881b3..47a147e 100644
--- a/media/libmediametrics/MediaAnalyticsItem.cpp
+++ b/media/libmediametrics/MediaAnalyticsItem.cpp
@@ -120,6 +120,8 @@
         // key as part of constructor
         dst->mPid = this->mPid;
         dst->mUid = this->mUid;
+        dst->mPkgName = this->mPkgName;
+        dst->mPkgVersionCode = this->mPkgVersionCode;
         dst->mSessionID = this->mSessionID;
         dst->mTimestamp = this->mTimestamp;
         dst->mFinalized = this->mFinalized;
@@ -201,6 +203,24 @@
     return mUid;
 }
 
+MediaAnalyticsItem &MediaAnalyticsItem::setPkgName(AString pkgName) {
+    mPkgName = pkgName;
+    return *this;
+}
+
+AString MediaAnalyticsItem::getPkgName() const {
+    return mPkgName;
+}
+
+MediaAnalyticsItem &MediaAnalyticsItem::setPkgVersionCode(int32_t pkgVersionCode) {
+    mPkgVersionCode = pkgVersionCode;
+    return *this;
+}
+
+int32_t MediaAnalyticsItem::getPkgVersionCode() const {
+    return mPkgVersionCode;
+}
+
 // this key is for the overall record -- "codec", "player", "drm", etc
 MediaAnalyticsItem &MediaAnalyticsItem::setKey(MediaAnalyticsItem::Key key) {
     mKey = key;
@@ -263,11 +283,29 @@
         i = mPropCount++;
         prop = &mProps[i];
         prop->setName(name, len);
+        prop->mType = kTypeNone;        // make caller set type info
     }
 
     return prop;
 }
 
+// used within the summarizers; return whether property existed
+bool MediaAnalyticsItem::removeProp(const char *name) {
+    size_t len = strlen(name);
+    size_t i = findPropIndex(name, len);
+    if (i < mPropCount) {
+        Prop *prop = &mProps[i];
+        clearProp(prop);
+        if (i != mPropCount-1) {
+            // in the middle, bring last one down to fill gap
+            mProps[i] = mProps[mPropCount-1];
+        }
+        mPropCount--;
+        return true;
+    }
+    return false;
+}
+
 // set the values
 void MediaAnalyticsItem::setInt32(MediaAnalyticsItem::Attr name, int32_t value) {
     Prop *prop = allocateProp(name);
@@ -568,6 +606,10 @@
     // into 'this' object
     // .. we make a copy of the string to put away.
     mKey = data.readCString();
+    mPid = data.readInt32();
+    mUid = data.readInt32();
+    mPkgName = data.readCString();
+    mPkgVersionCode = data.readInt32();
     mSessionID = data.readInt64();
     mFinalized = data.readInt32();
     mTimestamp = data.readInt64();
@@ -611,6 +653,10 @@
 
 
     data->writeCString(mKey.c_str());
+    data->writeInt32(mPid);
+    data->writeInt32(mUid);
+    data->writeCString(mPkgName.c_str());
+    data->writeInt32(mPkgVersionCode);
     data->writeInt64(mSessionID);
     data->writeInt32(mFinalized);
     data->writeInt64(mTimestamp);
@@ -651,21 +697,54 @@
 
 
 AString MediaAnalyticsItem::toString() {
+   return toString(-1);
+}
 
-    AString result = "(";
+AString MediaAnalyticsItem::toString(int version) {
+
+    // v0 : released with 'o'
+    // v1 : bug fix (missing pid/finalized separator),
+    //      adds apk name, apk version code
+
+    if (version <= PROTO_FIRST) {
+        // default to original v0 format, until proper parsers are in place
+        version = PROTO_V0;
+    } else if (version > PROTO_LAST) {
+        version = PROTO_LAST;
+    }
+
+    AString result;
     char buffer[512];
 
+    if (version == PROTO_V0) {
+        result = "(";
+    } else {
+        snprintf(buffer, sizeof(buffer), "[%d:", version);
+        result.append(buffer);
+    }
+
     // same order as we spill into the parcel, although not required
     // key+session are our primary matching criteria
-    //RBE ALOGD("mKey.c_str");
     result.append(mKey.c_str());
-    //RBE ALOGD("post-mKey.c_str");
     result.append(":");
     snprintf(buffer, sizeof(buffer), "%" PRId64 ":", mSessionID);
     result.append(buffer);
 
-    // we need these internally, but don't want to upload them
-    snprintf(buffer, sizeof(buffer), "%d:%d", mUid, mPid);
+    snprintf(buffer, sizeof(buffer), "%d:", mUid);
+    result.append(buffer);
+
+    if (version >= PROTO_V1) {
+        result.append(mPkgName);
+        snprintf(buffer, sizeof(buffer), ":%d:", mPkgVersionCode);
+        result.append(buffer);
+    }
+
+    // in 'o' (v1) , the separator between pid and finalized was omitted
+    if (version <= PROTO_V0) {
+        snprintf(buffer, sizeof(buffer), "%d", mPid);
+    } else {
+        snprintf(buffer, sizeof(buffer), "%d:", mPid);
+    }
     result.append(buffer);
 
     snprintf(buffer, sizeof(buffer), "%d:", mFinalized);
@@ -713,7 +792,11 @@
             result.append(buffer);
     }
 
-    result.append(")");
+    if (version == PROTO_V0) {
+        result.append(")");
+    } else {
+        result.append("]");
+    }
 
     return result;
 }
diff --git a/media/libmediametrics/include/MediaAnalyticsItem.h b/media/libmediametrics/include/MediaAnalyticsItem.h
index dc501b2..41b9658 100644
--- a/media/libmediametrics/include/MediaAnalyticsItem.h
+++ b/media/libmediametrics/include/MediaAnalyticsItem.h
@@ -75,6 +75,14 @@
         typedef const char *Attr;
 
 
+        enum {
+            PROTO_V0 = 0,
+            PROTO_FIRST = PROTO_V0,
+            PROTO_V1 = 1,
+            PROTO_LAST = PROTO_V1,
+        };
+
+
     public:
 
         // access functions for the class
@@ -161,11 +169,18 @@
         MediaAnalyticsItem &setUid(uid_t);
         uid_t getUid() const;
 
+        MediaAnalyticsItem &setPkgName(AString);
+        AString getPkgName() const;
+
+        MediaAnalyticsItem &setPkgVersionCode(int32_t);
+        int32_t getPkgVersionCode() const;
+
         // our serialization code for binder calls
         int32_t writeToParcel(Parcel *);
         int32_t readFromParcel(const Parcel&);
 
         AString toString();
+        AString toString(int version);
 
         // are we collecting analytics data
         static bool isEnabled();
@@ -188,6 +203,8 @@
         // to help validate that A doesn't mess with B's records
         pid_t     mPid;
         uid_t     mUid;
+        AString   mPkgName;
+        int32_t   mPkgVersionCode;
 
         // let's reuse a binder connection
         static sp<IMediaAnalyticsService> sAnalyticsService;
@@ -228,6 +245,7 @@
         size_t findPropIndex(const char *name, size_t len);
         Prop *findProp(const char *name);
         Prop *allocateProp(const char *name);
+        bool removeProp(const char *name);
 
         size_t mPropCount;
         size_t mPropSize;
diff --git a/media/libmediaplayerservice/MediaPlayerService.cpp b/media/libmediaplayerservice/MediaPlayerService.cpp
index 496db0d..ba98f18 100644
--- a/media/libmediaplayerservice/MediaPlayerService.cpp
+++ b/media/libmediaplayerservice/MediaPlayerService.cpp
@@ -93,6 +93,7 @@
 using android::BAD_VALUE;
 using android::NOT_ENOUGH_DATA;
 using android::Parcel;
+using android::media::VolumeShaper;
 
 // Max number of entries in the filter.
 const int kMaxFilterSize = 64;  // I pulled that out of thin air.
@@ -1577,7 +1578,7 @@
       mSendLevel(0.0),
       mAuxEffectId(0),
       mFlags(AUDIO_OUTPUT_FLAG_NONE),
-      mVolumeHandler(new VolumeHandler())
+      mVolumeHandler(new media::VolumeHandler())
 {
     ALOGV("AudioOutput(%d)", sessionId);
     if (attr != NULL) {
diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h
index 06b9cad..25691f9 100644
--- a/media/libmediaplayerservice/MediaPlayerService.h
+++ b/media/libmediaplayerservice/MediaPlayerService.h
@@ -132,10 +132,10 @@
         virtual status_t        setParameters(const String8& keyValuePairs);
         virtual String8         getParameters(const String8& keys);
 
-        virtual VolumeShaper::Status applyVolumeShaper(
-                                        const sp<VolumeShaper::Configuration>& configuration,
-                                        const sp<VolumeShaper::Operation>& operation) override;
-        virtual sp<VolumeShaper::State> getVolumeShaperState(int id) override;
+        virtual media::VolumeShaper::Status applyVolumeShaper(
+                                        const sp<media::VolumeShaper::Configuration>& configuration,
+                                        const sp<media::VolumeShaper::Operation>& operation) override;
+        virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) override;
 
     private:
         static void             setMinBufferCount();
@@ -165,7 +165,7 @@
         float                   mSendLevel;
         int                     mAuxEffectId;
         audio_output_flags_t    mFlags;
-        sp<VolumeHandler>       mVolumeHandler;
+        sp<media::VolumeHandler>       mVolumeHandler;
         mutable Mutex           mLock;
 
         // static variables below not protected by mutex
@@ -343,10 +343,10 @@
         virtual status_t        getRetransmitEndpoint(struct sockaddr_in* endpoint);
         virtual status_t        setNextPlayer(const sp<IMediaPlayer>& player);
 
-        virtual VolumeShaper::Status applyVolumeShaper(
-                                        const sp<VolumeShaper::Configuration>& configuration,
-                                        const sp<VolumeShaper::Operation>& operation) override;
-        virtual sp<VolumeShaper::State> getVolumeShaperState(int id) override;
+        virtual media::VolumeShaper::Status applyVolumeShaper(
+                                        const sp<media::VolumeShaper::Configuration>& configuration,
+                                        const sp<media::VolumeShaper::Operation>& operation) override;
+        virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) override;
 
         sp<MediaPlayerBase>     createPlayer(player_type playerType);
 
diff --git a/media/libmediaplayerservice/include/MediaPlayerInterface.h b/media/libmediaplayerservice/include/MediaPlayerInterface.h
index e8d59a7..bcdca37 100644
--- a/media/libmediaplayerservice/include/MediaPlayerInterface.h
+++ b/media/libmediaplayerservice/include/MediaPlayerInterface.h
@@ -146,10 +146,10 @@
         virtual status_t    setParameters(const String8& /* keyValuePairs */) { return NO_ERROR; }
         virtual String8     getParameters(const String8& /* keys */) { return String8::empty(); }
 
-        virtual VolumeShaper::Status applyVolumeShaper(
-                                    const sp<VolumeShaper::Configuration>& configuration,
-                                    const sp<VolumeShaper::Operation>& operation);
-        virtual sp<VolumeShaper::State> getVolumeShaperState(int id);
+        virtual media::VolumeShaper::Status applyVolumeShaper(
+                                    const sp<media::VolumeShaper::Configuration>& configuration,
+                                    const sp<media::VolumeShaper::Operation>& operation);
+        virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id);
     };
 
                         MediaPlayerBase() : mCookie(0), mNotify(0) {}
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
index df36046..274f613 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
@@ -49,6 +49,7 @@
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/AMessage.h>
 #include <media/stagefright/MediaBuffer.h>
+#include <media/stagefright/MediaClock.h>
 #include <media/stagefright/MediaDefs.h>
 #include <media/stagefright/MediaErrors.h>
 #include <media/stagefright/MetaData.h>
@@ -172,9 +173,10 @@
 
 ////////////////////////////////////////////////////////////////////////////////
 
-NuPlayer::NuPlayer(pid_t pid)
+NuPlayer::NuPlayer(pid_t pid, const sp<MediaClock> &mediaClock)
     : mUIDValid(false),
       mPID(pid),
+      mMediaClock(mediaClock),
       mSourceFlags(0),
       mOffloadAudio(false),
       mAudioDecoderGeneration(0),
@@ -204,6 +206,7 @@
       mPausedForBuffering(false),
       mIsDrmProtected(false),
       mDataSourceType(DATA_SOURCE_TYPE_NONE) {
+    CHECK(mediaClock != NULL);
     clearFlushComplete();
 }
 
@@ -1523,7 +1526,7 @@
     sp<AMessage> notify = new AMessage(kWhatRendererNotify, this);
     ++mRendererGeneration;
     notify->setInt32("generation", mRendererGeneration);
-    mRenderer = new Renderer(mAudioSink, notify, flags);
+    mRenderer = new Renderer(mAudioSink, mMediaClock, notify, flags);
     mRendererLooper = new ALooper;
     mRendererLooper->setName("NuPlayerRenderer");
     mRendererLooper->start(false, false, ANDROID_PRIORITY_AUDIO);
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.h b/media/libmediaplayerservice/nuplayer/NuPlayer.h
index c69835f..5e3c48b 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.h
@@ -30,11 +30,12 @@
 struct AudioPlaybackRate;
 struct AVSyncSettings;
 class IDataSource;
+struct MediaClock;
 class MetaData;
 struct NuPlayerDriver;
 
 struct NuPlayer : public AHandler {
-    explicit NuPlayer(pid_t pid);
+    explicit NuPlayer(pid_t pid, const sp<MediaClock> &mediaClock);
 
     void setUID(uid_t uid);
 
@@ -157,6 +158,7 @@
     bool mUIDValid;
     uid_t mUID;
     pid_t mPID;
+    const sp<MediaClock> mMediaClock;
     Mutex mSourceLock;  // guard |mSource|.
     sp<Source> mSource;
     uint32_t mSourceFlags;
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
index 0fc1aa7..209caeb 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.cpp
@@ -28,6 +28,7 @@
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/ALooper.h>
 #include <media/stagefright/foundation/AUtils.h>
+#include <media/stagefright/MediaClock.h>
 #include <media/stagefright/MetaData.h>
 #include <media/stagefright/Utils.h>
 
@@ -66,15 +67,19 @@
       mSeekInProgress(false),
       mPlayingTimeUs(0),
       mLooper(new ALooper),
-      mPlayer(new NuPlayer(pid)),
+      mMediaClock(new MediaClock),
+      mPlayer(new NuPlayer(pid, mMediaClock)),
       mPlayerFlags(0),
       mAnalyticsItem(NULL),
+      mClientUid(-1),
       mAtEOS(false),
       mLooping(false),
       mAutoLoop(false) {
     ALOGD("NuPlayerDriver(%p) created, clientPid(%d)", this, pid);
     mLooper->setName("NuPlayerDriver Looper");
 
+    mMediaClock->init();
+
     // set up an analytics record
     mAnalyticsItem = new MediaAnalyticsItem(kKeyPlayer);
     mAnalyticsItem->generateSessionID();
@@ -109,6 +114,10 @@
 
 status_t NuPlayerDriver::setUID(uid_t uid) {
     mPlayer->setUID(uid);
+    mClientUid = uid;
+    if (mAnalyticsItem) {
+        mAnalyticsItem->setUid(mClientUid);
+    }
 
     return OK;
 }
@@ -601,6 +610,7 @@
         mAnalyticsItem = new MediaAnalyticsItem("nuplayer");
         if (mAnalyticsItem) {
             mAnalyticsItem->generateSessionID();
+            mAnalyticsItem->setUid(mClientUid);
         }
     } else {
         ALOGV("did not have anything to record");
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.h b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.h
index c5ddcb0..b797ca1 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDriver.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDriver.h
@@ -22,6 +22,7 @@
 namespace android {
 
 struct ALooper;
+struct MediaClock;
 struct NuPlayer;
 
 struct NuPlayerDriver : public MediaPlayerInterface {
@@ -127,16 +128,19 @@
     // <<<
 
     sp<ALooper> mLooper;
+    const sp<MediaClock> mMediaClock;
     const sp<NuPlayer> mPlayer;
     sp<AudioSink> mAudioSink;
     uint32_t mPlayerFlags;
 
     MediaAnalyticsItem *mAnalyticsItem;
+    uid_t mClientUid;
 
     bool mAtEOS;
     bool mLooping;
     bool mAutoLoop;
 
+
     void updateMetrics(const char *where);
     void logMetrics(const char *where);
 
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
index 390b042..dec17e2 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
@@ -89,6 +89,7 @@
 
 NuPlayer::Renderer::Renderer(
         const sp<MediaPlayerBase::AudioSink> &sink,
+        const sp<MediaClock> &mediaClock,
         const sp<AMessage> &notify,
         uint32_t flags)
     : mAudioSink(sink),
@@ -103,6 +104,7 @@
       mAudioDrainGeneration(0),
       mVideoDrainGeneration(0),
       mAudioEOSGeneration(0),
+      mMediaClock(mediaClock),
       mPlaybackSettings(AUDIO_PLAYBACK_RATE_DEFAULT),
       mAudioFirstAnchorTimeMediaUs(-1),
       mAnchorTimeMediaUs(-1),
@@ -130,7 +132,7 @@
       mLastAudioBufferDrained(0),
       mUseAudioCallback(false),
       mWakeLock(new AWakeLock()) {
-    mMediaClock = new MediaClock;
+    CHECK(mediaClock != NULL);
     mPlaybackRate = mPlaybackSettings.mSpeed;
     mMediaClock->setPlaybackRate(mPlaybackRate);
 }
@@ -149,7 +151,6 @@
         flushQueue(&mVideoQueue);
     }
     mWakeLock.clear();
-    mMediaClock.clear();
     mVideoScheduler.clear();
     mNotify.clear();
     mAudioSink.clear();
@@ -1152,7 +1153,18 @@
             return writtenAudioDurationUs - (mediaUs - mAudioFirstAnchorTimeMediaUs);
         }
     }
-    return writtenAudioDurationUs - mAudioSink->getPlayedOutDurationUs(nowUs);
+
+    const int64_t audioSinkPlayedUs = mAudioSink->getPlayedOutDurationUs(nowUs);
+    int64_t pendingUs = writtenAudioDurationUs - audioSinkPlayedUs;
+    if (pendingUs < 0) {
+        // This shouldn't happen unless the timestamp is stale.
+        ALOGW("%s: pendingUs %lld < 0, clamping to zero, potential resume after pause "
+                "writtenAudioDurationUs: %lld, audioSinkPlayedUs: %lld",
+                __func__, (long long)pendingUs,
+                (long long)writtenAudioDurationUs, (long long)audioSinkPlayedUs);
+        pendingUs = 0;
+    }
+    return pendingUs;
 }
 
 int64_t NuPlayer::Renderer::getRealTimeUs(int64_t mediaTimeUs, int64_t nowUs) {
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
index f58b79c..567f8f1 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.h
@@ -36,6 +36,7 @@
         FLAG_OFFLOAD_AUDIO = 2,
     };
     Renderer(const sp<MediaPlayerBase::AudioSink> &sink,
+             const sp<MediaClock> &mediaClock,
              const sp<AMessage> &notify,
              uint32_t flags = 0);
 
@@ -165,7 +166,7 @@
     int32_t mVideoDrainGeneration;
     int32_t mAudioEOSGeneration;
 
-    sp<MediaClock> mMediaClock;
+    const sp<MediaClock> mMediaClock;
     float mPlaybackRate; // audio track rate
 
     AudioPlaybackRate mPlaybackSettings;
diff --git a/media/libstagefright/ACodec.cpp b/media/libstagefright/ACodec.cpp
index 0e60b2e..ec48561 100644
--- a/media/libstagefright/ACodec.cpp
+++ b/media/libstagefright/ACodec.cpp
@@ -4322,9 +4322,14 @@
         h264type.bUseHadamard = OMX_TRUE;
         h264type.nRefFrames = 2;
         h264type.nBFrames = mLatency == 0 ? 1 : std::min(1U, mLatency - 1);
+
+        // disable B-frames until MPEG4Writer can guarantee finalizing files with B-frames
+        h264type.nRefFrames = 1;
+        h264type.nBFrames = 0;
+
         h264type.nPFrames = setPFramesSpacing(iFrameInterval, frameRate, h264type.nBFrames);
         h264type.nAllowedPictureTypes =
-            OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP | OMX_VIDEO_PictureTypeB;
+            OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
         h264type.nRefIdx10ActiveMinus1 = 0;
         h264type.nRefIdx11ActiveMinus1 = 0;
         h264type.bEntropyCodingCABAC = OMX_TRUE;
diff --git a/media/libstagefright/MPEG4Extractor.cpp b/media/libstagefright/MPEG4Extractor.cpp
index 5ef0f56..6f59fac 100644
--- a/media/libstagefright/MPEG4Extractor.cpp
+++ b/media/libstagefright/MPEG4Extractor.cpp
@@ -5224,6 +5224,7 @@
 
 void MPEG4Extractor::populateMetrics() {
     ALOGV("MPEG4Extractor::populateMetrics");
+    // write into mAnalyticsItem
 }
 
 static bool LegacySniffMPEG4(
diff --git a/media/libstagefright/MediaClock.cpp b/media/libstagefright/MediaClock.cpp
index 3aa0061..669e09b 100644
--- a/media/libstagefright/MediaClock.cpp
+++ b/media/libstagefright/MediaClock.cpp
@@ -21,7 +21,7 @@
 #include <media/stagefright/MediaClock.h>
 
 #include <media/stagefright/foundation/ADebug.h>
-#include <media/stagefright/foundation/ALooper.h>
+#include <media/stagefright/foundation/AMessage.h>
 
 namespace android {
 
@@ -34,10 +34,41 @@
       mAnchorTimeRealUs(-1),
       mMaxTimeMediaUs(INT64_MAX),
       mStartingTimeMediaUs(-1),
-      mPlaybackRate(1.0) {
+      mPlaybackRate(1.0),
+      mGeneration(0) {
+    mLooper = new ALooper;
+    mLooper->setName("MediaClock");
+    mLooper->start(false /* runOnCallingThread */,
+                   false /* canCallJava */,
+                   ANDROID_PRIORITY_AUDIO);
+}
+
+void MediaClock::init() {
+    mLooper->registerHandler(this);
 }
 
 MediaClock::~MediaClock() {
+    reset();
+    if (mLooper != NULL) {
+        mLooper->unregisterHandler(id());
+        mLooper->stop();
+    }
+}
+
+void MediaClock::reset() {
+    Mutex::Autolock autoLock(mLock);
+    auto it = mTimers.begin();
+    while (it != mTimers.end()) {
+        it->second->setInt32("reason", TIMER_REASON_RESET);
+        it->second->post();
+        it = mTimers.erase(it);
+    }
+    mAnchorTimeMediaUs = -1;
+    mAnchorTimeRealUs = -1;
+    mMaxTimeMediaUs = INT64_MAX;
+    mStartingTimeMediaUs = -1;
+    mPlaybackRate = 1.0;
+    ++mGeneration;
 }
 
 void MediaClock::setStartingTimeMedia(int64_t startingTimeMediaUs) {
@@ -82,6 +113,9 @@
     }
     mAnchorTimeRealUs = nowUs;
     mAnchorTimeMediaUs = nowMediaUs;
+
+    ++mGeneration;
+    processTimers_l();
 }
 
 void MediaClock::updateMaxTimeMedia(int64_t maxTimeMediaUs) {
@@ -105,6 +139,11 @@
     }
     mAnchorTimeRealUs = nowUs;
     mPlaybackRate = rate;
+
+    if (rate > 0.0) {
+        ++mGeneration;
+        processTimers_l();
+    }
 }
 
 float MediaClock::getPlaybackRate() const {
@@ -165,4 +204,64 @@
     return OK;
 }
 
+void MediaClock::addTimer(const sp<AMessage> &notify, int64_t mediaTimeUs) {
+    Mutex::Autolock autoLock(mLock);
+    int64_t nextMediaTimeUs = INT64_MAX;
+    if (!mTimers.empty()) {
+        nextMediaTimeUs = mTimers.begin()->first;
+    }
+
+    mTimers.emplace(mediaTimeUs, notify);
+    if (mediaTimeUs < nextMediaTimeUs) {
+        ++mGeneration;
+        processTimers_l();
+    }
+}
+
+void MediaClock::onMessageReceived(const sp<AMessage> &msg) {
+    switch (msg->what()) {
+        case kWhatTimeIsUp:
+        {
+            int32_t generation;
+            CHECK(msg->findInt32("generation", &generation));
+
+            Mutex::Autolock autoLock(mLock);
+            if (generation != mGeneration) {
+                break;
+            }
+            processTimers_l();
+            break;
+        }
+
+        default:
+            TRESPASS();
+            break;
+    }
+}
+
+void MediaClock::processTimers_l() {
+    int64_t nowMediaTimeUs;
+    status_t status = getMediaTime_l(
+            ALooper::GetNowUs(), &nowMediaTimeUs, false /* allowPastMaxTime */);
+
+    if (status != OK) {
+        return;
+    }
+
+    auto it = mTimers.begin();
+    while (it != mTimers.end() && it->first <= nowMediaTimeUs) {
+        it->second->setInt32("reason", TIMER_REASON_REACHED);
+        it->second->post();
+        it = mTimers.erase(it);
+    }
+
+    if (it == mTimers.end() || mPlaybackRate == 0.0 || mAnchorTimeMediaUs < 0) {
+        return;
+    }
+
+    sp<AMessage> msg = new AMessage(kWhatTimeIsUp, this);
+    msg->setInt32("generation", mGeneration);
+    msg->post((it->first - nowMediaTimeUs) / (double)mPlaybackRate);
+}
+
 }  // namespace android
diff --git a/media/libstagefright/MediaSync.cpp b/media/libstagefright/MediaSync.cpp
index 9278381..ba14e5d 100644
--- a/media/libstagefright/MediaSync.cpp
+++ b/media/libstagefright/MediaSync.cpp
@@ -61,6 +61,7 @@
         mNextBufferItemMediaUs(-1),
         mPlaybackRate(0.0) {
     mMediaClock = new MediaClock;
+    mMediaClock->init();
 
     // initialize settings
     mPlaybackSettings = AUDIO_PLAYBACK_RATE_DEFAULT;
diff --git a/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp b/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
index caceda9..56d2d69 100644
--- a/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
+++ b/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
@@ -154,6 +154,30 @@
     ALOGV("SoftFlacEncoder::internalGetParameter(index=0x%x)", index);
 
     switch (index) {
+        case OMX_IndexParamAudioPortFormat:
+        {
+            OMX_AUDIO_PARAM_PORTFORMATTYPE *formatParams =
+                (OMX_AUDIO_PARAM_PORTFORMATTYPE *)params;
+
+            if (!isValidOMXParam(formatParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (formatParams->nPortIndex > 1) {
+                return OMX_ErrorUndefined;
+            }
+
+            if (formatParams->nIndex > 0) {
+                return OMX_ErrorNoMore;
+            }
+
+            formatParams->eEncoding =
+                (formatParams->nPortIndex == 0)
+                    ? OMX_AUDIO_CodingPCM : OMX_AUDIO_CodingFLAC;
+
+            return OMX_ErrorNone;
+        }
+
         case OMX_IndexParamAudioPcm:
         {
             OMX_AUDIO_PARAM_PCMMODETYPE *pcmParams =
@@ -163,7 +187,7 @@
                 return OMX_ErrorBadParameter;
             }
 
-            if (pcmParams->nPortIndex > 1) {
+            if (pcmParams->nPortIndex != 0) {
                 return OMX_ErrorUndefined;
             }
 
@@ -189,6 +213,10 @@
                 return OMX_ErrorBadParameter;
             }
 
+            if (flacParams->nPortIndex != 1) {
+                return OMX_ErrorUndefined;
+            }
+
             flacParams->nCompressionLevel = mCompressionLevel;
             flacParams->nChannels = mNumChannels;
             flacParams->nSampleRate = mSampleRate;
@@ -203,6 +231,29 @@
 OMX_ERRORTYPE SoftFlacEncoder::internalSetParameter(
         OMX_INDEXTYPE index, const OMX_PTR params) {
     switch (index) {
+        case OMX_IndexParamAudioPortFormat:
+        {
+            const OMX_AUDIO_PARAM_PORTFORMATTYPE *formatParams =
+                (const OMX_AUDIO_PARAM_PORTFORMATTYPE *)params;
+
+            if (!isValidOMXParam(formatParams)) {
+                return OMX_ErrorBadParameter;
+            }
+
+            if (formatParams->nPortIndex > 1) {
+                return OMX_ErrorUndefined;
+            }
+
+            if ((formatParams->nPortIndex == 0
+                        && formatParams->eEncoding != OMX_AUDIO_CodingPCM)
+                || (formatParams->nPortIndex == 1
+                        && formatParams->eEncoding != OMX_AUDIO_CodingFLAC)) {
+                return OMX_ErrorUndefined;
+            }
+
+            return OMX_ErrorNone;
+        }
+
         case OMX_IndexParamAudioPcm:
         {
             ALOGV("SoftFlacEncoder::internalSetParameter(OMX_IndexParamAudioPcm)");
@@ -212,7 +263,7 @@
                 return OMX_ErrorBadParameter;
             }
 
-            if (pcmParams->nPortIndex != 0 && pcmParams->nPortIndex != 1) {
+            if (pcmParams->nPortIndex != 0) {
                 ALOGE("SoftFlacEncoder::internalSetParameter() Error #1");
                 return OMX_ErrorUndefined;
             }
@@ -258,6 +309,10 @@
                 return OMX_ErrorBadParameter;
             }
 
+            if (flacParams->nPortIndex != 1) {
+                return OMX_ErrorUndefined;
+            }
+
             mCompressionLevel = flacParams->nCompressionLevel; // range clamping done inside encoder
             return OMX_ErrorNone;
         }
diff --git a/media/libstagefright/foundation/base64.cpp b/media/libstagefright/foundation/base64.cpp
index cc89064..8f32582 100644
--- a/media/libstagefright/foundation/base64.cpp
+++ b/media/libstagefright/foundation/base64.cpp
@@ -23,6 +23,7 @@
 
 sp<ABuffer> decodeBase64(const AString &s) {
     size_t n = s.size();
+
     if ((n % 4) != 0) {
         return NULL;
     }
@@ -45,7 +46,6 @@
     size_t outLen = (n / 4) * 3 - padding;
 
     sp<ABuffer> buffer = new ABuffer(outLen);
-
     uint8_t *out = buffer->data();
     if (out == NULL || buffer->size() < outLen) {
         return NULL;
@@ -61,9 +61,9 @@
             value = 26 + c - 'a';
         } else if (c >= '0' && c <= '9') {
             value = 52 + c - '0';
-        } else if (c == '+') {
+        } else if (c == '+' || c == '-') {
             value = 62;
-        } else if (c == '/') {
+        } else if (c == '/' || c == '_') {
             value = 63;
         } else if (c != '=') {
             return NULL;
@@ -144,4 +144,26 @@
     }
 }
 
+void encodeBase64Url(
+        const void *_data, size_t size, AString *out) {
+    encodeBase64(_data, size, out);
+
+    if ((-1 != out->find("+")) || (-1 != out->find("/"))) {
+        size_t outLen = out->size();
+        char *base64url = new char[outLen];
+        for (size_t i = 0; i < outLen; ++i) {
+            if (out->c_str()[i] == '+')
+                base64url[i] = '-';
+            else if (out->c_str()[i] == '/')
+                base64url[i] = '_';
+            else
+                base64url[i] = out->c_str()[i];
+        }
+
+        out->setTo(base64url, outLen);
+        delete[] base64url;
+    }
+}
+
+
 }  // namespace android
diff --git a/media/libstagefright/foundation/include/media/stagefright/foundation/base64.h b/media/libstagefright/foundation/include/media/stagefright/foundation/base64.h
index e340b89..abc95e0 100644
--- a/media/libstagefright/foundation/include/media/stagefright/foundation/base64.h
+++ b/media/libstagefright/foundation/include/media/stagefright/foundation/base64.h
@@ -28,6 +28,8 @@
 sp<ABuffer> decodeBase64(const AString &s);
 void encodeBase64(const void *data, size_t size, AString *out);
 
+void encodeBase64Url(const void *data, size_t size, AString *out);
+
 }  // namespace android
 
 #endif  // BASE_64_H_
diff --git a/media/libstagefright/foundation/tests/Android.mk b/media/libstagefright/foundation/tests/Android.mk
index d741c6f..a9e3c76 100644
--- a/media/libstagefright/foundation/tests/Android.mk
+++ b/media/libstagefright/foundation/tests/Android.mk
@@ -9,11 +9,13 @@
 
 LOCAL_SRC_FILES := \
 	AData_test.cpp \
+	Base64_test.cpp \
 	Flagged_test.cpp \
 	TypeTraits_test.cpp \
 	Utils_test.cpp \
 
 LOCAL_SHARED_LIBRARIES := \
+	liblog \
 	libstagefright_foundation \
 	libutils \
 
diff --git a/media/libstagefright/foundation/tests/Base64_test.cpp b/media/libstagefright/foundation/tests/Base64_test.cpp
new file mode 100644
index 0000000..7a4289e
--- /dev/null
+++ b/media/libstagefright/foundation/tests/Base64_test.cpp
@@ -0,0 +1,155 @@
+/*
+ * 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.
+ * 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 <utils/Log.h>
+
+#include "gtest/gtest.h"
+
+#include <media/stagefright/foundation/ABuffer.h>
+#include <media/stagefright/foundation/AString.h>
+#include <media/stagefright/foundation/AStringUtils.h>
+#include <media/stagefright/foundation/base64.h>
+
+#include <utils/RefBase.h>
+#include <utils/String8.h>
+
+namespace {
+const android::String8 kBase64Padding("=");
+};
+
+namespace android {
+
+class Base64Test : public ::testing::Test {
+};
+
+void verifyDecode(const AString* expected, const AString* in) {
+    size_t numTests = 0;
+    while (!expected[numTests].empty())
+        ++numTests;
+
+    for (size_t i = 0; i < numTests; ++i) {
+        // Since android::decodeBase64() requires padding characters,
+        // add them so length of encoded text is exactly a multiple of 4.
+        int remainder = in[i].size() % 4;
+        String8 paddedText(in[i].c_str());
+        if (remainder > 0) {
+            for (int i = 0; i < 4 - remainder; ++i) {
+                paddedText.append(kBase64Padding);
+            }
+        }
+        sp<ABuffer> result = decodeBase64(AString(paddedText.string()));
+
+        ASSERT_EQ(AStringUtils::Compare(expected[i].c_str(),
+                reinterpret_cast<char*>(result->data()),
+                expected[i].size(), false), 0);
+    }
+}
+
+void verifyEncode(const AString* expected, const AString* in) {
+    size_t numTests = 0;
+    while (!expected[numTests].empty())
+        ++numTests;
+
+    AString out = AString("");
+    for (size_t i = 0; i < numTests; ++i) {
+        encodeBase64Url(in[i].c_str(), in[i].size(), &out);
+
+        ASSERT_EQ(AStringUtils::Compare(expected[i].c_str(), out.c_str(),
+                expected[i].size(), false), 0);
+    }
+}
+
+TEST_F(Base64Test, TestDecodeBase64) {
+    const AString base64[] = {
+        AString("SGVsbG8gRnJpZW5kIQ"),
+        AString("R29vZCBkYXkh"),
+        AString("")  // string to signal end of array
+    };
+
+    const AString clearText[] = {
+        AString("Hello Friend!"),
+        AString("Good day!"),
+        AString("")
+    };
+
+    verifyDecode(clearText, base64);
+}
+
+TEST_F(Base64Test, TestDecodeBase64Url) {
+    const AString base64Url[] = {
+        AString("SGVsbG8gRnJpZW5kICE-Pw"),
+        AString("SGVsbG8gRnJpZW5kICE_"),
+        AString("SGVsbG8gPz4-IEZyaWVuZCA_Pg"),
+        AString("")
+    };
+
+    const AString clearText[] = {
+        AString("Hello Friend !>?"),
+        AString("Hello Friend !?"),
+        AString("Hello ?>> Friend ?>"),
+        AString("")
+    };
+
+    verifyDecode(clearText, base64Url);
+}
+
+TEST_F(Base64Test, TestDecodeMalformedBase64) {
+    const AString base64Url[] = {
+        AString("1?GawgguFyGrWKav7AX4VKUg"),  // fail on parsing
+        AString("GawgguFyGrWKav7AX4V???"),    // fail on length not multiple of 4
+        AString("GawgguFyGrWKav7AX4VKUg"),    // ditto
+    };
+
+    for (size_t i = 0; i < 3; ++i) {
+        sp<ABuffer> result = decodeBase64(AString(base64Url[i]));
+        EXPECT_TRUE(result == nullptr);
+    }
+}
+
+TEST_F(Base64Test, TestEncodeBase64) {
+    const AString clearText[] = {
+        AString("Hello Friend!"),
+        AString("Good day!"),
+        AString("")
+    };
+
+    const AString base64[] = {
+        AString("SGVsbG8gRnJpZW5kIQ=="),
+        AString("R29vZCBkYXkh"),
+        AString("")
+    };
+
+    verifyEncode(base64, clearText);
+}
+
+TEST_F(Base64Test, TestEncodeBase64Url) {
+    const AString clearText[] = {
+        AString("Hello Friend !>?"),
+        AString("Hello Friend !?"),
+        AString("Hello ?>> Friend ?>"),
+        AString("")
+    };
+
+    const AString base64Url[] = {
+        AString("SGVsbG8gRnJpZW5kICE-Pw=="),
+        AString("SGVsbG8gRnJpZW5kICE_"),
+        AString("SGVsbG8gPz4-IEZyaWVuZCA_Pg"),
+        AString("")
+    };
+
+    verifyEncode(base64Url, clearText);
+}
+
+} // namespace android
diff --git a/media/libstagefright/include/media/stagefright/MediaClock.h b/media/libstagefright/include/media/stagefright/MediaClock.h
index dd1a809..59f700a 100644
--- a/media/libstagefright/include/media/stagefright/MediaClock.h
+++ b/media/libstagefright/include/media/stagefright/MediaClock.h
@@ -18,7 +18,8 @@
 
 #define MEDIA_CLOCK_H_
 
-#include <media/stagefright/foundation/ABase.h>
+#include <map>
+#include <media/stagefright/foundation/AHandler.h>
 #include <utils/Mutex.h>
 #include <utils/RefBase.h>
 
@@ -26,8 +27,15 @@
 
 struct AMessage;
 
-struct MediaClock : public RefBase {
+struct MediaClock : public AHandler {
+    enum {
+        TIMER_REASON_REACHED = 0,
+        TIMER_REASON_NO_CLOCK = 1,
+        TIMER_REASON_RESET = 2,
+    };
+
     MediaClock();
+    void init();
 
     void setStartingTimeMedia(int64_t startingTimeMediaUs);
 
@@ -54,15 +62,28 @@
     // The result is saved in |outRealUs|.
     status_t getRealTimeFor(int64_t targetMediaUs, int64_t *outRealUs) const;
 
+    void addTimer(const sp<AMessage> &notify, int64_t mediaTimeUs);
+
+    void reset();
+
 protected:
     virtual ~MediaClock();
 
+    virtual void onMessageReceived(const sp<AMessage> &msg);
+
 private:
+    enum {
+        kWhatTimeIsUp = 'tIsU',
+    };
+
     status_t getMediaTime_l(
             int64_t realUs,
             int64_t *outMediaUs,
             bool allowPastMaxTime) const;
 
+    void processTimers_l();
+
+    sp<ALooper> mLooper;
     mutable Mutex mLock;
 
     int64_t mAnchorTimeMediaUs;
@@ -72,6 +93,9 @@
 
     float mPlaybackRate;
 
+    int32_t mGeneration;
+    std::multimap<int64_t, sp<AMessage> > mTimers;
+
     DISALLOW_EVIL_CONSTRUCTORS(MediaClock);
 };
 
diff --git a/media/libstagefright/matroska/MatroskaExtractor.cpp b/media/libstagefright/matroska/MatroskaExtractor.cpp
index 813a257..4b38906 100644
--- a/media/libstagefright/matroska/MatroskaExtractor.cpp
+++ b/media/libstagefright/matroska/MatroskaExtractor.cpp
@@ -140,6 +140,7 @@
     enum Type {
         AVC,
         AAC,
+        HEVC,
         OTHER
     };
 
@@ -148,7 +149,7 @@
     Type mType;
     bool mIsAudio;
     BlockIterator mBlockIter;
-    ssize_t mNALSizeLen;  // for type AVC
+    ssize_t mNALSizeLen;  // for type AVC or HEVC
 
     List<MediaBuffer *> mPendingFrames;
 
@@ -244,6 +245,19 @@
         } else {
             ALOGE("No mNALSizeLen");
         }
+    } else if (!strcasecmp(mime, MEDIA_MIMETYPE_VIDEO_HEVC)) {
+        mType = HEVC;
+
+        uint32_t dummy;
+        const uint8_t *hvcc;
+        size_t hvccSize;
+        if (meta->findData(kKeyHVCC, &dummy, (const void **)&hvcc, &hvccSize)
+                && hvccSize >= 22u) {
+            mNALSizeLen = 1 + (hvcc[14+7] & 3);
+            ALOGV("mNALSizeLen = %zu", mNALSizeLen);
+        } else {
+            ALOGE("No mNALSizeLen");
+        }
     } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_AAC)) {
         mType = AAC;
     }
@@ -692,7 +706,7 @@
     MediaBuffer *frame = *mPendingFrames.begin();
     mPendingFrames.erase(mPendingFrames.begin());
 
-    if (mType != AVC || mNALSizeLen == 0) {
+    if ((mType != AVC && mType != HEVC) || mNALSizeLen == 0) {
         if (targetSampleTimeUs >= 0ll) {
             frame->meta_data()->setInt64(
                     kKeyTargetTime, targetSampleTimeUs);
@@ -1293,6 +1307,14 @@
                 if (!strcmp("V_MPEG4/ISO/AVC", codecID)) {
                     meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
                     meta->setData(kKeyAVCC, 0, codecPrivate, codecPrivateSize);
+                } else if (!strcmp("V_MPEGH/ISO/HEVC", codecID)) {
+                    meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_HEVC);
+                    if (codecPrivateSize > 0) {
+                        meta->setData(kKeyHVCC, kTypeHVCC, codecPrivate, codecPrivateSize);
+                    } else {
+                        ALOGW("HEVC is detected, but does not have configuration.");
+                        continue;
+                    }
                 } else if (!strcmp("V_MPEG4/ISO/ASP", codecID)) {
                     if (codecPrivateSize > 0) {
                         meta->setCString(
diff --git a/media/libstagefright/omx/1.0/WGraphicBufferProducer.cpp b/media/libstagefright/omx/1.0/WGraphicBufferProducer.cpp
index fcf1092..c4499dc 100644
--- a/media/libstagefright/omx/1.0/WGraphicBufferProducer.cpp
+++ b/media/libstagefright/omx/1.0/WGraphicBufferProducer.cpp
@@ -41,7 +41,9 @@
     sp<GraphicBuffer> buf;
     status_t status = mBase->requestBuffer(slot, &buf);
     AnwBuffer anwBuffer;
-    wrapAs(&anwBuffer, *buf);
+    if (buf != nullptr) {
+        wrapAs(&anwBuffer, *buf);
+    }
     _hidl_cb(static_cast<int32_t>(status), anwBuffer);
     return Void();
 }
diff --git a/media/libstagefright/omx/Android.bp b/media/libstagefright/omx/Android.bp
index bb05740..46f2dd1 100644
--- a/media/libstagefright/omx/Android.bp
+++ b/media/libstagefright/omx/Android.bp
@@ -65,6 +65,7 @@
         "libhidlmemory",
         "libhidltransport",
         "libnativewindow", // TODO(b/62923479): use header library
+        "libvndksupport",
         "android.hidl.memory@1.0",
         "android.hidl.token@1.0-utils",
         "android.hardware.media@1.0",
diff --git a/media/libstagefright/omx/OMXMaster.cpp b/media/libstagefright/omx/OMXMaster.cpp
index fd97fdc..0967b5f 100644
--- a/media/libstagefright/omx/OMXMaster.cpp
+++ b/media/libstagefright/omx/OMXMaster.cpp
@@ -22,6 +22,8 @@
 #include <media/stagefright/omx/SoftOMXPlugin.h>
 #include <media/stagefright/foundation/ADebug.h>
 
+#include <vndksupport/linker.h>
+
 #include <dlfcn.h>
 #include <fcntl.h>
 
@@ -67,7 +69,7 @@
 }
 
 void OMXMaster::addPlugin(const char *libname) {
-    mVendorLibHandle = dlopen(libname, RTLD_NOW);
+    mVendorLibHandle = android_load_sphal_library(libname, RTLD_NOW);
 
     if (mVendorLibHandle == NULL) {
         return;
diff --git a/media/libstagefright/omx/include/media/stagefright/omx/1.0/Conversion.h b/media/libstagefright/omx/include/media/stagefright/omx/1.0/Conversion.h
index f319bdc..8d8a2d9 100644
--- a/media/libstagefright/omx/include/media/stagefright/omx/1.0/Conversion.h
+++ b/media/libstagefright/omx/include/media/stagefright/omx/1.0/Conversion.h
@@ -2064,8 +2064,10 @@
     int const* constFds = static_cast<int const*>(baseFds.get());
     numFds = baseNumFds;
     if (l->unflatten(constBuffer, size, constFds, numFds) != NO_ERROR) {
-        native_handle_close(nh);
-        native_handle_delete(nh);
+        if (nh != nullptr) {
+            native_handle_close(nh);
+            native_handle_delete(nh);
+        }
         return false;
     }
 
diff --git a/services/audioflinger/AudioFlinger.h b/services/audioflinger/AudioFlinger.h
index 1b7d875..de617b9 100644
--- a/services/audioflinger/AudioFlinger.h
+++ b/services/audioflinger/AudioFlinger.h
@@ -557,10 +557,10 @@
         virtual void        pause();
         virtual status_t    attachAuxEffect(int effectId);
         virtual status_t    setParameters(const String8& keyValuePairs);
-        virtual VolumeShaper::Status applyVolumeShaper(
-                const sp<VolumeShaper::Configuration>& configuration,
-                const sp<VolumeShaper::Operation>& operation) override;
-        virtual sp<VolumeShaper::State> getVolumeShaperState(int id) override;
+        virtual media::VolumeShaper::Status applyVolumeShaper(
+                const sp<media::VolumeShaper::Configuration>& configuration,
+                const sp<media::VolumeShaper::Operation>& operation) override;
+        virtual sp<media::VolumeShaper::State> getVolumeShaperState(int id) override;
         virtual status_t    getTimestamp(AudioTimestamp& timestamp);
         virtual void        signal(); // signal playback thread for a change in control block
 
diff --git a/services/audioflinger/PlaybackTracks.h b/services/audioflinger/PlaybackTracks.h
index 1c1a989..946d88f 100644
--- a/services/audioflinger/PlaybackTracks.h
+++ b/services/audioflinger/PlaybackTracks.h
@@ -82,11 +82,11 @@
     virtual bool        isFastTrack() const { return (mFlags & AUDIO_OUTPUT_FLAG_FAST) != 0; }
 
 // implement volume handling.
-   VolumeShaper::Status applyVolumeShaper(
-                                const sp<VolumeShaper::Configuration>& configuration,
-                                const sp<VolumeShaper::Operation>& operation);
-sp<VolumeShaper::State> getVolumeShaperState(int id);
-    sp<VolumeHandler>   getVolumeHandler() { return mVolumeHandler; }
+    media::VolumeShaper::Status applyVolumeShaper(
+                                const sp<media::VolumeShaper::Configuration>& configuration,
+                                const sp<media::VolumeShaper::Operation>& operation);
+    sp<media::VolumeShaper::State> getVolumeShaperState(int id);
+    sp<media::VolumeHandler>   getVolumeHandler() { return mVolumeHandler; }
 
 protected:
     // for numerous
@@ -163,7 +163,7 @@
 
     ExtendedTimestamp  mSinkTimestamp;
 
-    sp<VolumeHandler>  mVolumeHandler; // handles multiple VolumeShaper configs and operations
+    sp<media::VolumeHandler>  mVolumeHandler; // handles multiple VolumeShaper configs and operations
 
 private:
     // The following fields are only for fast tracks, and should be in a subclass
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index 85d19cb..ef94bc3 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -7638,6 +7638,10 @@
         return NO_ERROR;
     }
 
+    if (!isOutput() && !recordingAllowed(client.packageName, client.clientPid, client.clientUid)) {
+        return PERMISSION_DENIED;
+    }
+
     audio_port_handle_t portId = AUDIO_PORT_HANDLE_NONE;
 
     audio_io_handle_t io = mId;
diff --git a/services/audioflinger/Tracks.cpp b/services/audioflinger/Tracks.cpp
index 16eeccc..50c0e23 100644
--- a/services/audioflinger/Tracks.cpp
+++ b/services/audioflinger/Tracks.cpp
@@ -52,6 +52,7 @@
 
 namespace android {
 
+using media::VolumeShaper;
 // ----------------------------------------------------------------------------
 //      TrackBase
 // ----------------------------------------------------------------------------
@@ -399,7 +400,7 @@
     mAuxEffectId(0), mHasVolumeController(false),
     mPresentationCompleteFrames(0),
     mFrameMap(16 /* sink-frame-to-track-frame map memory */),
-    mVolumeHandler(new VolumeHandler(sampleRate)),
+    mVolumeHandler(new media::VolumeHandler(sampleRate)),
     // mSinkTimestamp
     mFastIndex(-1),
     mCachedVolume(1.0),
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index e7c32e0..d2a2855 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -1278,9 +1278,9 @@
 
         // apply volume rules for current stream and device if necessary
         checkAndSetVolume(stream,
-                          mVolumeCurves->getVolumeIndex(stream, device),
+                          mVolumeCurves->getVolumeIndex(stream, outputDesc->device()),
                           outputDesc,
-                          device);
+                          outputDesc->device());
 
         // update the outputs if starting an output with a stream that can affect notification
         // routing
@@ -4478,10 +4478,10 @@
     //      use device for strategy enforced audible
     // 2: we are in call or the strategy phone is active on the output:
     //      use device for strategy phone
-    // 3: the strategy for enforced audible is active but not enforced on the output:
-    //      use the device for strategy enforced audible
-    // 4: the strategy sonification is active on the output:
+    // 3: the strategy sonification is active on the output:
     //      use device for strategy sonification
+    // 4: the strategy for enforced audible is active but not enforced on the output:
+    //      use the device for strategy enforced audible
     // 5: the strategy accessibility is active on the output:
     //      use device for strategy accessibility
     // 6: the strategy "respectful" sonification is active on the output:
@@ -4498,10 +4498,10 @@
     } else if (isInCall() ||
                     isStrategyActive(outputDesc, STRATEGY_PHONE)) {
         device = getDeviceForStrategy(STRATEGY_PHONE, fromCache);
-    } else if (isStrategyActive(outputDesc, STRATEGY_ENFORCED_AUDIBLE)) {
-        device = getDeviceForStrategy(STRATEGY_ENFORCED_AUDIBLE, fromCache);
     } else if (isStrategyActive(outputDesc, STRATEGY_SONIFICATION)) {
         device = getDeviceForStrategy(STRATEGY_SONIFICATION, fromCache);
+    } else if (isStrategyActive(outputDesc, STRATEGY_ENFORCED_AUDIBLE)) {
+        device = getDeviceForStrategy(STRATEGY_ENFORCED_AUDIBLE, fromCache);
     } else if (isStrategyActive(outputDesc, STRATEGY_ACCESSIBILITY)) {
         device = getDeviceForStrategy(STRATEGY_ACCESSIBILITY, fromCache);
     } else if (isStrategyActive(outputDesc, STRATEGY_SONIFICATION_RESPECTFUL)) {
diff --git a/services/camera/libcameraservice/common/CameraProviderManager.cpp b/services/camera/libcameraservice/common/CameraProviderManager.cpp
index 5addaf1..a02090b 100644
--- a/services/camera/libcameraservice/common/CameraProviderManager.cpp
+++ b/services/camera/libcameraservice/common/CameraProviderManager.cpp
@@ -1339,7 +1339,7 @@
         desc->mReverseMapping[reverseIndex]->add(desc->mTagToNameMap.valueFor(tag), tag);
     }
 
-    descriptor = desc;
+    descriptor = std::move(desc);
     return OK;
 }
 
diff --git a/services/mediaanalytics/MediaAnalyticsService.cpp b/services/mediaanalytics/MediaAnalyticsService.cpp
index f3bb35c..2836525 100644
--- a/services/mediaanalytics/MediaAnalyticsService.cpp
+++ b/services/mediaanalytics/MediaAnalyticsService.cpp
@@ -29,12 +29,15 @@
 #include <unistd.h>
 
 #include <string.h>
+#include <pwd.h>
 
 #include <cutils/atomic.h>
 #include <cutils/properties.h> // for property_get
 
 #include <utils/misc.h>
 
+#include <android/content/pm/IPackageManagerNative.h>
+
 #include <binder/IPCThreadState.h>
 #include <binder/IServiceManager.h>
 #include <binder/MemoryHeapBase.h>
@@ -80,27 +83,26 @@
 
 namespace android {
 
+    using namespace android::base;
+    using namespace android::content::pm;
+
 
 
 // summarized records
-// up to 48 sets, each covering an hour -- at least 2 days of coverage
+// up to 36 sets, each covering an hour -- so at least 1.5 days
 // (will be longer if there are hours without any media action)
 static const nsecs_t kNewSetIntervalNs = 3600*(1000*1000*1000ll);
-static const int kMaxRecordSets = 48;
-// individual records kept in memory
-static const int kMaxRecords    = 100;
+static const int kMaxRecordSets = 36;
 
+// individual records kept in memory: age or count
+// age: <= 36 hours (1.5 days)
+// count: hard limit of # records
+// (0 for either of these disables that threshold)
+static const nsecs_t kMaxRecordAgeNs =  36 * 3600 * (1000*1000*1000ll);
+static const int kMaxRecords    = 0;
 
 static const char *kServiceName = "media.metrics";
 
-
-//using android::status_t;
-//using android::OK;
-//using android::BAD_VALUE;
-//using android::NOT_ENOUGH_DATA;
-//using android::Parcel;
-
-
 void MediaAnalyticsService::instantiate() {
     defaultServiceManager()->addService(
             String16(kServiceName), new MediaAnalyticsService());
@@ -110,6 +112,7 @@
 MediaAnalyticsService::SummarizerSet::SummarizerSet() {
     mSummarizers = new List<MetricsSummarizer *>();
 }
+
 MediaAnalyticsService::SummarizerSet::~SummarizerSet() {
     // empty the list
     List<MetricsSummarizer *> *l = mSummarizers;
@@ -153,8 +156,10 @@
 
 MediaAnalyticsService::MediaAnalyticsService()
         : mMaxRecords(kMaxRecords),
+          mMaxRecordAgeNs(kMaxRecordAgeNs),
           mMaxRecordSets(kMaxRecordSets),
-          mNewSetInterval(kNewSetIntervalNs) {
+          mNewSetInterval(kNewSetIntervalNs),
+          mDumpProto(MediaAnalyticsItem::PROTO_V0) {
 
     ALOGD("MediaAnalyticsService created");
     // clear our queues
@@ -167,6 +172,8 @@
     mItemsSubmitted = 0;
     mItemsFinalized = 0;
     mItemsDiscarded = 0;
+    mItemsDiscardedExpire = 0;
+    mItemsDiscardedCount = 0;
 
     mLastSessionID = 0;
     // recover any persistency we set up
@@ -177,8 +184,23 @@
         ALOGD("MediaAnalyticsService destroyed");
 
     // clean out mOpen and mFinalized
+    while (mOpen->size() > 0) {
+        MediaAnalyticsItem * oitem = *(mOpen->begin());
+        mOpen->erase(mOpen->begin());
+        delete oitem;
+        mItemsDiscarded++;
+        mItemsDiscardedCount++;
+    }
     delete mOpen;
     mOpen = NULL;
+
+    while (mFinalized->size() > 0) {
+        MediaAnalyticsItem * oitem = *(mFinalized->begin());
+        mFinalized->erase(mFinalized->begin());
+        delete oitem;
+        mItemsDiscarded++;
+        mItemsDiscardedCount++;
+    }
     delete mFinalized;
     mFinalized = NULL;
 
@@ -212,13 +234,15 @@
     //
     bool isTrusted = false;
 
+    ALOGV("caller has uid=%d, embedded uid=%d", uid, uid_given);
+
     switch (uid)  {
         case AID_MEDIA:
         case AID_MEDIA_CODEC:
         case AID_MEDIA_EX:
         case AID_MEDIA_DRM:
             // trusted source, only override default values
-                isTrusted = true;
+            isTrusted = true;
             if (uid_given == (-1)) {
                 item->setUid(uid);
             }
@@ -233,6 +257,9 @@
             break;
     }
 
+    item->setPkgName(getPkgName(item->getUid(), true));
+    item->setPkgVersionCode(0);
+    ALOGV("info is from uid %d pkg '%s', version %d", item->getUid(), item->getPkgName().c_str(), item->getPkgVersionCode());
 
     mItemsSubmitted++;
 
@@ -316,6 +343,7 @@
     return id;
 }
 
+
 status_t MediaAnalyticsService::dump(int fd, const Vector<String16>& args)
 {
     const size_t SIZE = 512;
@@ -333,22 +361,41 @@
     }
 
     // crack any parameters
-    bool clear = false;
-    bool summary = false;
-    nsecs_t ts_since = 0;
     String16 summaryOption("-summary");
+    bool summary = false;
+    String16 protoOption("-proto");
     String16 clearOption("-clear");
+    bool clear = false;
     String16 sinceOption("-since");
+    nsecs_t ts_since = 0;
     String16 helpOption("-help");
     String16 onlyOption("-only");
-    const char *only = NULL;
+    AString only;
     int n = args.size();
+
     for (int i = 0; i < n; i++) {
         String8 myarg(args[i]);
         if (args[i] == clearOption) {
             clear = true;
         } else if (args[i] == summaryOption) {
             summary = true;
+        } else if (args[i] == protoOption) {
+            i++;
+            if (i < n) {
+                String8 value(args[i]);
+                int proto = MediaAnalyticsItem::PROTO_V0;       // default to original
+                char *endp;
+                const char *p = value.string();
+                proto = strtol(p, &endp, 10);
+                if (endp != p || *endp == '\0') {
+                    if (proto < MediaAnalyticsItem::PROTO_FIRST) {
+                        proto = MediaAnalyticsItem::PROTO_FIRST;
+                    } else if (proto > MediaAnalyticsItem::PROTO_LAST) {
+                        proto = MediaAnalyticsItem::PROTO_LAST;
+                    }
+                    mDumpProto = proto;
+                }
+            }
         } else if (args[i] == sinceOption) {
             i++;
             if (i < n) {
@@ -368,18 +415,12 @@
             i++;
             if (i < n) {
                 String8 value(args[i]);
-                const char *p = value.string();
-                char *q = strdup(p);
-                if (q != NULL) {
-                    if (only != NULL) {
-                        free((void*)only);
-                    }
-                only = q;
-                }
+                only = value.string();
             }
         } else if (args[i] == helpOption) {
             result.append("Recognized parameters:\n");
             result.append("-help        this help message\n");
+            result.append("-proto X     dump using protocol X (defaults to 1)");
             result.append("-summary     show summary info\n");
             result.append("-clear       clears out saved records\n");
             result.append("-only X      process records for component X\n");
@@ -398,14 +439,12 @@
 
     dumpHeaders(result, ts_since);
 
-    // only want 1, to avoid confusing folks that parse the output
+    // want exactly 1, to avoid confusing folks that parse the output
     if (summary) {
-        dumpSummaries(result, ts_since, only);
+        dumpSummaries(result, ts_since, only.c_str());
     } else {
-        dumpRecent(result, ts_since, only);
+        dumpRecent(result, ts_since, only.c_str());
     }
-    free((void*)only);
-    only=NULL;
 
 
     if (clear) {
@@ -430,6 +469,9 @@
     const size_t SIZE = 512;
     char buffer[SIZE];
 
+    snprintf(buffer, SIZE, "Protocol Version: %d\n", mDumpProto);
+    result.append(buffer);
+
     int enabled = MediaAnalyticsItem::isEnabled();
     if (enabled) {
         snprintf(buffer, SIZE, "Metrics gathering: enabled\n");
@@ -439,10 +481,14 @@
     result.append(buffer);
 
     snprintf(buffer, SIZE,
-        "Since Boot: Submissions: %" PRId64
-            " Finalizations: %" PRId64
-        " Discarded: %" PRId64 "\n",
-        mItemsSubmitted, mItemsFinalized, mItemsDiscarded);
+        "Since Boot: Submissions: %8" PRId64
+            " Finalizations: %8" PRId64 "\n",
+        mItemsSubmitted, mItemsFinalized);
+    result.append(buffer);
+    snprintf(buffer, SIZE,
+        "Records Discarded: %8" PRId64
+            " (by Count: %" PRId64 " by Expiration: %" PRId64 ")\n",
+         mItemsDiscarded, mItemsDiscardedCount, mItemsDiscardedExpire);
     result.append(buffer);
     snprintf(buffer, SIZE,
         "Summary Sets Discarded: %" PRId64 "\n", mSetsDiscarded);
@@ -464,6 +510,10 @@
     snprintf(buffer, SIZE, "\nSummarized Metrics:\n");
     result.append(buffer);
 
+    if (only != NULL && *only == '\0') {
+        only = NULL;
+    }
+
     // have each of the distillers dump records
     if (mSummarizerSets != NULL) {
         List<SummarizerSet *>::iterator itSet = mSummarizerSets->begin();
@@ -490,6 +540,10 @@
     const size_t SIZE = 512;
     char buffer[SIZE];
 
+    if (only != NULL && *only == '\0') {
+        only = NULL;
+    }
+
     // show the recently recorded records
     snprintf(buffer, sizeof(buffer), "\nFinalized Metrics (oldest first):\n");
     result.append(buffer);
@@ -526,7 +580,7 @@
                 ALOGV("Omit '%s', it's not '%s'", (*it)->getKey().c_str(), only);
                 continue;
             }
-            AString entry = (*it)->toString();
+            AString entry = (*it)->toString(mDumpProto);
             result.appendFormat("%5d: %s\n", slot, entry.c_str());
             slot++;
         }
@@ -551,13 +605,32 @@
         l->push_back(item);
     }
 
-    // keep removing old records the front until we're in-bounds
+    // keep removing old records the front until we're in-bounds (count)
     if (mMaxRecords > 0) {
         while (l->size() > (size_t) mMaxRecords) {
             MediaAnalyticsItem * oitem = *(l->begin());
             l->erase(l->begin());
             delete oitem;
             mItemsDiscarded++;
+            mItemsDiscardedCount++;
+        }
+    }
+
+    // keep removing old records the front until we're in-bounds (count)
+    if (mMaxRecordAgeNs > 0) {
+        nsecs_t now = systemTime(SYSTEM_TIME_REALTIME);
+        while (l->size() > 0) {
+            MediaAnalyticsItem * oitem = *(l->begin());
+            nsecs_t when = oitem->getTimestamp();
+            // careful about timejumps too
+            if ((now > when) && (now-when) <= mMaxRecordAgeNs) {
+                // this (and the rest) are recent enough to keep
+                break;
+            }
+            l->erase(l->begin());
+            delete oitem;
+            mItemsDiscarded++;
+            mItemsDiscardedExpire++;
         }
     }
 }
@@ -720,4 +793,85 @@
 
 }
 
+// mapping uids to package names
+
+// give me the package name, perhaps going to find it
+AString MediaAnalyticsService::getPkgName(uid_t uid, bool addIfMissing) {
+    ssize_t i = mPkgMappings.indexOfKey(uid);
+    if (i >= 0) {
+        AString pkg = mPkgMappings.valueAt(i);
+        ALOGV("returning pkg '%s' for uid %d", pkg.c_str(), uid);
+        return pkg;
+    }
+
+    AString pkg;
+
+    if (addIfMissing == false) {
+        return pkg;
+    }
+
+    struct passwd *pw = getpwuid(uid);
+    if (pw) {
+        pkg = pw->pw_name;
+    } else {
+        pkg = "-";
+    }
+
+    // find the proper value
+
+    sp<IBinder> binder = NULL;
+    sp<IServiceManager> sm = defaultServiceManager();
+    if (sm == NULL) {
+        ALOGE("defaultServiceManager failed");
+    } else {
+        binder = sm->getService(String16("package_native"));
+        if (binder == NULL) {
+            ALOGE("getService package_native failed");
+        }
+    }
+
+    if (binder != NULL) {
+        sp<IPackageManagerNative> package_mgr = interface_cast<IPackageManagerNative>(binder);
+
+        std::vector<int> uids;
+        std::vector<std::string> names;
+
+        uids.push_back(uid);
+
+        binder::Status status = package_mgr->getNamesForUids(uids, &names);
+        if (!status.isOk()) {
+            ALOGE("package_native::getNamesForUids failed: %s",
+                  status.exceptionMessage().c_str());
+        } else {
+            if (!names[0].empty()) {
+                pkg = names[0].c_str();
+            }
+        }
+    }
+
+    // XXX determine whether package was side-loaded or from playstore.
+    // for privacy, we only list apps loaded from playstore.
+
+    // Sanitize the package name for ":"
+    // as an example, we get "shared:android.uid.systemui"
+    // replace : with something benign (I'm going to use !)
+    if (!pkg.empty()) {
+        int n = pkg.size();
+        char *p = (char *) pkg.c_str();
+        for (int i = 0 ; i < n; i++) {
+            if (p[i] == ':') {
+                p[i] = '!';
+            }
+        }
+    }
+
+    // add it to the map, to save a subsequent lookup
+    if (!pkg.empty()) {
+        ALOGV("Adding uid %d pkg '%s'", uid, pkg.c_str());
+        mPkgMappings.add(uid, pkg);
+    }
+
+    return pkg;
+}
+
 } // namespace android
diff --git a/services/mediaanalytics/MediaAnalyticsService.h b/services/mediaanalytics/MediaAnalyticsService.h
index 6685967..4fe2fb2 100644
--- a/services/mediaanalytics/MediaAnalyticsService.h
+++ b/services/mediaanalytics/MediaAnalyticsService.h
@@ -54,6 +54,8 @@
     int64_t mItemsSubmitted;
     int64_t mItemsFinalized;
     int64_t mItemsDiscarded;
+    int64_t mItemsDiscardedExpire;
+    int64_t mItemsDiscardedCount;
     int64_t mSetsDiscarded;
     MediaAnalyticsItem::SessionID_t mLastSessionID;
 
@@ -61,9 +63,12 @@
     mutable Mutex           mLock;
     mutable Mutex           mLock_ids;
 
-    // the most we hold in memory
-    // up to this many in each queue (open, finalized)
+    // limit how many records we'll retain
+    // by count (in each queue (open, finalized))
     int32_t mMaxRecords;
+    // by time (none older than this long agan
+    nsecs_t mMaxRecordAgeNs;
+    //
     // # of sets of summaries
     int32_t mMaxRecordSets;
     // nsecs until we start a new record set
@@ -118,6 +123,7 @@
     void deleteItem(List<MediaAnalyticsItem *> *, MediaAnalyticsItem *);
 
     // support for generating output
+    int mDumpProto;
     String8 dumpQueue(List<MediaAnalyticsItem*> *);
     String8 dumpQueue(List<MediaAnalyticsItem*> *, nsecs_t, const char *only);
 
@@ -125,6 +131,15 @@
     void dumpSummaries(String8 &result, nsecs_t ts_since, const char * only);
     void dumpRecent(String8 &result, nsecs_t ts_since, const char * only);
 
+    // mapping uids to package names
+    struct UidToPkgMap {
+        uid_t uid;
+        AString pkg;
+    };
+
+    KeyedVector<uid_t,AString>  mPkgMappings;
+    AString getPkgName(uid_t uid, bool addIfMissing);
+
 };
 
 // ----------------------------------------------------------------------------
diff --git a/services/mediaanalytics/MetricsSummarizer.cpp b/services/mediaanalytics/MetricsSummarizer.cpp
index 3477f1f..93fe0ec 100644
--- a/services/mediaanalytics/MetricsSummarizer.cpp
+++ b/services/mediaanalytics/MetricsSummarizer.cpp
@@ -141,23 +141,23 @@
     List<MediaAnalyticsItem *>::iterator it = mSummaries->begin();
     for (; it != mSummaries->end(); it++) {
         bool good = sameAttributes((*it), item, getIgnorables());
-        ALOGV("Match against %s says %d",
-              (*it)->toString().c_str(), good);
+        ALOGV("Match against %s says %d", (*it)->toString().c_str(), good);
         if (good)
             break;
     }
     if (it == mSummaries->end()) {
             ALOGV("save new record");
-            item = item->dup();
-            if (item == NULL) {
+            MediaAnalyticsItem *nitem = item->dup();
+            if (nitem == NULL) {
                 ALOGE("unable to save MediaMetrics record");
             }
-            sortProps(item);
-            item->setInt32("count",1);
-            mSummaries->push_back(item);
+            sortProps(nitem);
+            nitem->setInt32("aggregated",1);
+            mergeRecord(*nitem, *item);
+            mSummaries->push_back(nitem);
     } else {
             ALOGV("increment existing record");
-            (*it)->addInt32("count",1);
+            (*it)->addInt32("aggregated",1);
             mergeRecord(*(*it), *item);
     }
 }
@@ -168,6 +168,71 @@
     return;
 }
 
+// keep some stats for things: sums, counts, standard deviation
+// the integer version -- all of these pieces are in 64 bits
+void MetricsSummarizer::minMaxVar64(MediaAnalyticsItem &summation, const char *key, int64_t value) {
+    if (key == NULL)
+        return;
+    int len = strlen(key) + 32;
+    char *tmpKey = (char *)malloc(len);
+
+    if (tmpKey == NULL) {
+        return;
+    }
+
+    // N - count of samples
+    snprintf(tmpKey, len, "%s.n", key);
+    summation.addInt64(tmpKey, 1);
+
+    // zero - count of samples that are zero
+    if (value == 0) {
+        snprintf(tmpKey, len, "%s.zero", key);
+        int64_t zero = 0;
+        (void) summation.getInt64(tmpKey,&zero);
+        zero++;
+        summation.setInt64(tmpKey, zero);
+    }
+
+    // min
+    snprintf(tmpKey, len, "%s.min", key);
+    int64_t min = value;
+    if (summation.getInt64(tmpKey,&min)) {
+        if (min > value) {
+            summation.setInt64(tmpKey, value);
+        }
+    } else {
+        summation.setInt64(tmpKey, value);
+    }
+
+    // max
+    snprintf(tmpKey, len, "%s.max", key);
+    int64_t max = value;
+    if (summation.getInt64(tmpKey,&max)) {
+        if (max < value) {
+            summation.setInt64(tmpKey, value);
+        }
+    } else {
+        summation.setInt64(tmpKey, value);
+    }
+
+    // components for mean, stddev;
+    // stddev = sqrt(1/4*(sumx2 - (2*sumx*sumx/n) + ((sumx/n)^2)))
+    // sum x
+    snprintf(tmpKey, len, "%s.sumX", key);
+    summation.addInt64(tmpKey, value);
+    // sum x^2
+    snprintf(tmpKey, len, "%s.sumX2", key);
+    summation.addInt64(tmpKey, value*value);
+
+
+    // last thing we do -- remove the base key from the summation
+    // record so we won't get confused about it having both individual
+    // and summary information in there.
+    summation.removeProp(key);
+
+    free(tmpKey);
+}
+
 
 //
 // Comparators
@@ -186,20 +251,23 @@
     ALOGV("MetricsSummarizer::sameAttributes(): summ %s", summ->toString().c_str());
     ALOGV("MetricsSummarizer::sameAttributes(): single %s", single->toString().c_str());
 
+    // keep different sources/users separate
+    if (single->mUid != summ->mUid) {
+        return false;
+    }
+
     // this can be made better.
     for(size_t i=0;i<single->mPropCount;i++) {
         MediaAnalyticsItem::Prop *prop1 = &(single->mProps[i]);
         const char *attrName = prop1->mName;
-        ALOGV("compare on attr '%s'", attrName);
 
         // is it something we should ignore
         if (ignorable != NULL) {
             const char **ig = ignorable;
-            while (*ig) {
+            for (;*ig; ig++) {
                 if (strcmp(*ig, attrName) == 0) {
                     break;
                 }
-                ig++;
             }
             if (*ig) {
                 ALOGV("we don't mind that it has attr '%s'", attrName);
@@ -218,29 +286,42 @@
         }
         switch (prop1->mType) {
             case MediaAnalyticsItem::kTypeInt32:
-                if (prop1->u.int32Value != prop2->u.int32Value)
+                if (prop1->u.int32Value != prop2->u.int32Value) {
+                    ALOGV("mismatch values");
                     return false;
+                }
                 break;
             case MediaAnalyticsItem::kTypeInt64:
-                if (prop1->u.int64Value != prop2->u.int64Value)
+                if (prop1->u.int64Value != prop2->u.int64Value) {
+                    ALOGV("mismatch values");
                     return false;
+                }
                 break;
             case MediaAnalyticsItem::kTypeDouble:
                 // XXX: watch out for floating point comparisons!
-                if (prop1->u.doubleValue != prop2->u.doubleValue)
+                if (prop1->u.doubleValue != prop2->u.doubleValue) {
+                    ALOGV("mismatch values");
                     return false;
+                }
                 break;
             case MediaAnalyticsItem::kTypeCString:
-                if (strcmp(prop1->u.CStringValue, prop2->u.CStringValue) != 0)
+                if (strcmp(prop1->u.CStringValue, prop2->u.CStringValue) != 0) {
+                    ALOGV("mismatch values");
                     return false;
+                }
                 break;
             case MediaAnalyticsItem::kTypeRate:
-                if (prop1->u.rate.count != prop2->u.rate.count)
+                if (prop1->u.rate.count != prop2->u.rate.count) {
+                    ALOGV("mismatch values");
                     return false;
-                if (prop1->u.rate.duration != prop2->u.rate.duration)
+                }
+                if (prop1->u.rate.duration != prop2->u.rate.duration) {
+                    ALOGV("mismatch values");
                     return false;
+                }
                 break;
             default:
+                ALOGV("mismatch values in default type");
                 return false;
         }
     }
@@ -248,15 +329,6 @@
     return true;
 }
 
-bool MetricsSummarizer::sameAttributesId(MediaAnalyticsItem *summ, MediaAnalyticsItem *single, const char **ignorable) {
-
-    // verify same user
-    if (summ->mPid != single->mPid)
-        return false;
-
-    // and finally do the more expensive validation of the attributes
-    return sameAttributes(summ, single, ignorable);
-}
 
 int MetricsSummarizer::PropSorter(const void *a, const void *b) {
     MediaAnalyticsItem::Prop *ai = (MediaAnalyticsItem::Prop *)a;
@@ -267,14 +339,8 @@
 // we sort in the summaries so that it looks pretty in the dumpsys
 void MetricsSummarizer::sortProps(MediaAnalyticsItem *item) {
     if (item->mPropCount != 0) {
-        if (DEBUG_SORT) {
-            ALOGD("sortProps(pre): %s", item->toString().c_str());
-        }
         qsort(item->mProps, item->mPropCount,
               sizeof(MediaAnalyticsItem::Prop), MetricsSummarizer::PropSorter);
-        if (DEBUG_SORT) {
-            ALOGD("sortProps(pst): %s", item->toString().c_str());
-        }
     }
 }
 
diff --git a/services/mediaanalytics/MetricsSummarizer.h b/services/mediaanalytics/MetricsSummarizer.h
index 0b64eac..a9f0786 100644
--- a/services/mediaanalytics/MetricsSummarizer.h
+++ b/services/mediaanalytics/MetricsSummarizer.h
@@ -59,10 +59,9 @@
 
     // various comparators
     // "do these records have same attributes and values in those attrs"
-    // ditto, but watch for "error" fields
     bool sameAttributes(MediaAnalyticsItem *summ, MediaAnalyticsItem *single, const char **ignoreables);
-    // attributes + from the same app/userid
-    bool sameAttributesId(MediaAnalyticsItem *summ, MediaAnalyticsItem *single, const char **ignoreables);
+
+    void minMaxVar64(MediaAnalyticsItem &summ, const char *key, int64_t value);
 
     static int PropSorter(const void *a, const void *b);
     void sortProps(MediaAnalyticsItem *item);
diff --git a/services/mediaanalytics/MetricsSummarizerPlayer.cpp b/services/mediaanalytics/MetricsSummarizerPlayer.cpp
index 5162059..f882cb9 100644
--- a/services/mediaanalytics/MetricsSummarizerPlayer.cpp
+++ b/services/mediaanalytics/MetricsSummarizerPlayer.cpp
@@ -51,37 +51,43 @@
     setIgnorables(player_ignorable);
 }
 
+// NB: this is also called for the first time -- so summation == item
+// Not sure if we need a flag for that or not.
+// In this particular mergeRecord() code -- we're' ok for this.
 void MetricsSummarizerPlayer::mergeRecord(MediaAnalyticsItem &summation, MediaAnalyticsItem &item) {
 
     ALOGV("MetricsSummarizerPlayer::mergeRecord()");
 
-    //
-    // we sum time & frames.
-    // be careful about our special "-1" values that indicate 'unknown'
-    // treat those as 0 [basically, not summing them into the totals].
+
     int64_t duration = 0;
     if (item.getInt64("android.media.mediaplayer.durationMs", &duration)) {
         ALOGV("found durationMs of %" PRId64, duration);
-        summation.addInt64("android.media.mediaplayer.durationMs",duration);
+        minMaxVar64(summation, "android.media.mediaplayer.durationMs", duration);
     }
+
     int64_t playing = 0;
-    if (item.getInt64("android.media.mediaplayer.playingMs", &playing))
+    if (item.getInt64("android.media.mediaplayer.playingMs", &playing)) {
         ALOGV("found playingMs of %" PRId64, playing);
-        if (playing >= 0) {
-            summation.addInt64("android.media.mediaplayer.playingMs",playing);
-        }
+    }
+    if (playing >= 0) {
+        minMaxVar64(summation,"android.media.mediaplayer.playingMs",playing);
+    }
+
     int64_t frames = 0;
-    if (item.getInt64("android.media.mediaplayer.frames", &frames))
+    if (item.getInt64("android.media.mediaplayer.frames", &frames)) {
         ALOGV("found framess of %" PRId64, frames);
-        if (frames >= 0) {
-            summation.addInt64("android.media.mediaplayer.frames",frames);
-        }
+    }
+    if (frames >= 0) {
+        minMaxVar64(summation,"android.media.mediaplayer.frames",frames);
+    }
+
     int64_t dropped = 0;
-    if (item.getInt64("android.media.mediaplayer.dropped", &dropped))
+    if (item.getInt64("android.media.mediaplayer.dropped", &dropped)) {
         ALOGV("found dropped of %" PRId64, dropped);
-        if (dropped >= 0) {
-            summation.addInt64("android.media.mediaplayer.dropped",dropped);
-        }
+    }
+    if (dropped >= 0) {
+        minMaxVar64(summation,"android.media.mediaplayer.dropped",dropped);
+    }
 }
 
 } // namespace android
diff --git a/services/oboeservice/AAudioServiceStreamMMAP.cpp b/services/oboeservice/AAudioServiceStreamMMAP.cpp
index 43595a4..47041c5 100644
--- a/services/oboeservice/AAudioServiceStreamMMAP.cpp
+++ b/services/oboeservice/AAudioServiceStreamMMAP.cpp
@@ -92,7 +92,7 @@
 
     aaudio_result_t result = AAudioServiceStreamBase::start();
     if (!mInService && result == AAUDIO_OK) {
-        startClient(mMmapClient, &mClientHandle);
+        result = startClient(mMmapClient, &mClientHandle);
     }
     return result;
 }
@@ -107,7 +107,7 @@
     aaudio_result_t result = AAudioServiceStreamBase::pause();
     // TODO put before base::pause()?
     if (!mInService) {
-        stopClient(mClientHandle);
+        (void) stopClient(mClientHandle);
     }
     return result;
 }
@@ -119,7 +119,7 @@
     aaudio_result_t result = AAudioServiceStreamBase::stop();
     // TODO put before base::stop()?
     if (!mInService) {
-        stopClient(mClientHandle);
+        (void) stopClient(mClientHandle);
     }
     return result;
 }
diff --git a/services/soundtrigger/SoundTriggerHwService.cpp b/services/soundtrigger/SoundTriggerHwService.cpp
index 8891aba..952acd7 100644
--- a/services/soundtrigger/SoundTriggerHwService.cpp
+++ b/services/soundtrigger/SoundTriggerHwService.cpp
@@ -840,7 +840,7 @@
         }
 
         const bool supports_stop_all =
-                (mHalInterface != 0) && (mHalInterface->stopAllRecognitions() == ENOSYS);
+                (mHalInterface != 0) && (mHalInterface->stopAllRecognitions() != -ENOSYS);
 
         for (size_t i = 0; i < mModels.size(); i++) {
             sp<Model> model = mModels.valueAt(i);