Merge "Revert "audioflinger: Temporary disable post-close dumping of input streams""
diff --git a/camera/ndk/impl/ACameraMetadata.cpp b/camera/ndk/impl/ACameraMetadata.cpp
index d73f744..94b5713 100644
--- a/camera/ndk/impl/ACameraMetadata.cpp
+++ b/camera/ndk/impl/ACameraMetadata.cpp
@@ -430,6 +430,7 @@
     ANDROID_STATISTICS_INFO_MAX_HISTOGRAM_COUNT,
     ANDROID_STATISTICS_INFO_MAX_SHARPNESS_MAP_VALUE,
     ANDROID_STATISTICS_INFO_SHARPNESS_MAP_SIZE,
+    ANDROID_INFO_SUPPORTED_BUFFER_MANAGEMENT_VERSION,
     ANDROID_DEPTH_MAX_DEPTH_SAMPLES,
 });
 
diff --git a/cmds/stagefright/codec.cpp b/cmds/stagefright/codec.cpp
index 6a58467..980d1d2 100644
--- a/cmds/stagefright/codec.cpp
+++ b/cmds/stagefright/codec.cpp
@@ -366,13 +366,13 @@
             case 'T':
             {
                 useTimestamp = true;
+                FALLTHROUGH_INTENDED;
             }
-            // fall through
             case 'R':
             {
                 renderSurface = true;
+                FALLTHROUGH_INTENDED;
             }
-            // fall through
             case 'S':
             {
                 useSurface = true;
diff --git a/cmds/stagefright/mediafilter.cpp b/cmds/stagefright/mediafilter.cpp
index f24d2dd..630de25 100644
--- a/cmds/stagefright/mediafilter.cpp
+++ b/cmds/stagefright/mediafilter.cpp
@@ -706,13 +706,13 @@
             case 'T':
             {
                 useTimestamp = true;
+                FALLTHROUGH_INTENDED;
             }
-            // fall through
             case 'R':
             {
                 renderSurface = true;
+                FALLTHROUGH_INTENDED;
             }
-            // fall through
             case 'S':
             {
                 useSurface = true;
diff --git a/include/media/MediaExtractorPluginApi.h b/include/media/MediaExtractorPluginApi.h
index 930b6e2..cccfc91 100644
--- a/include/media/MediaExtractorPluginApi.h
+++ b/include/media/MediaExtractorPluginApi.h
@@ -23,6 +23,7 @@
 
 struct MediaTrack;
 class MetaDataBase;
+class MediaBufferBase;
 
 extern "C" {
 
@@ -34,12 +35,33 @@
     void *handle;
 };
 
+enum CMediaTrackReadOptions : uint32_t {
+    SEEK_PREVIOUS_SYNC = 0,
+    SEEK_NEXT_SYNC = 1,
+    SEEK_CLOSEST_SYNC = 2,
+    SEEK_CLOSEST = 3,
+    SEEK_FRAME_INDEX = 4,
+    SEEK = 8,
+    NONBLOCKING = 16
+};
+
+struct CMediaTrack {
+    void *data;
+    void (*free)(void *data);
+
+    status_t (*start)(void *data, MetaDataBase *params);
+    status_t (*stop)(void *data);
+    status_t (*getFormat)(void *data, MetaDataBase &format);
+    status_t (*read)(void *data, MediaBufferBase **buffer, uint32_t options, int64_t seekPosUs);
+    bool     (*supportsNonBlockingRead)(void *data);
+};
+
 struct CMediaExtractor {
     void *data;
 
     void (*free)(void *data);
     size_t (*countTracks)(void *data);
-    MediaTrack* (*getTrack)(void *data, size_t index);
+    CMediaTrack* (*getTrack)(void *data, size_t index);
     status_t (*getTrackMetaData)(
             void *data,
             MetaDataBase& meta,
diff --git a/include/media/MediaExtractorPluginHelper.h b/include/media/MediaExtractorPluginHelper.h
index c817b30..961033b 100644
--- a/include/media/MediaExtractorPluginHelper.h
+++ b/include/media/MediaExtractorPluginHelper.h
@@ -33,6 +33,75 @@
 class MetaDataBase;
 struct MediaTrack;
 
+
+class MediaTrackHelper {
+public:
+    virtual ~MediaTrackHelper() {};
+    virtual status_t start(MetaDataBase *params = NULL) = 0;
+    virtual status_t stop() = 0;
+    virtual status_t getFormat(MetaDataBase& format) = 0;
+
+    class ReadOptions {
+    public:
+        enum SeekMode : int32_t {
+            SEEK_PREVIOUS_SYNC,
+            SEEK_NEXT_SYNC,
+            SEEK_CLOSEST_SYNC,
+            SEEK_CLOSEST,
+            SEEK_FRAME_INDEX,
+        };
+
+        ReadOptions(uint32_t options, int64_t seekPosUs) {
+            mOptions = options;
+            mSeekPosUs = seekPosUs;
+        }
+        bool getSeekTo(int64_t *time_us, SeekMode *mode) const {
+            if ((mOptions & CMediaTrackReadOptions::SEEK) == 0) {
+                return false;
+            }
+            *time_us = mSeekPosUs;
+            *mode = (SeekMode) (mOptions & 7);
+            return true;
+        }
+        bool getNonBlocking() const {
+            return mOptions & CMediaTrackReadOptions::NONBLOCKING;
+        }
+    private:
+        uint32_t mOptions;
+        int64_t mSeekPosUs;
+    };
+
+    virtual status_t read(
+            MediaBufferBase **buffer, const ReadOptions *options = NULL) = 0;
+    virtual bool supportsNonBlockingRead() { return false; }
+};
+
+inline CMediaTrack *wrap(MediaTrackHelper *track) {
+    CMediaTrack *wrapper = (CMediaTrack*) malloc(sizeof(CMediaTrack));
+    wrapper->data = track;
+    wrapper->free = [](void *data) -> void {
+        delete (MediaTrackHelper*)(data);
+    };
+    wrapper->start = [](void *data, MetaDataBase *params) -> status_t {
+        return ((MediaTrackHelper*)data)->start(params);
+    };
+    wrapper->stop = [](void *data) -> status_t {
+        return ((MediaTrackHelper*)data)->stop();
+    };
+    wrapper->getFormat = [](void *data, MetaDataBase &meta) -> status_t {
+        return ((MediaTrackHelper*)data)->getFormat(meta);
+    };
+    wrapper->read = [](void *data, MediaBufferBase **buffer,  uint32_t options, int64_t seekPosUs)
+            -> status_t {
+        MediaTrackHelper::ReadOptions opts(options, seekPosUs);
+        return ((MediaTrackHelper*)data)->read(buffer, &opts);
+    };
+    wrapper->supportsNonBlockingRead = [](void *data) -> bool {
+                return ((MediaTrackHelper*)data)->supportsNonBlockingRead();
+    };
+    return wrapper;
+}
+
 // extractor plugins can derive from this class which looks remarkably
 // like MediaExtractor and can be easily wrapped in the required C API
 class MediaExtractorPluginHelper
@@ -40,7 +109,7 @@
 public:
     virtual ~MediaExtractorPluginHelper() {}
     virtual size_t countTracks() = 0;
-    virtual MediaTrack *getTrack(size_t index) = 0;
+    virtual MediaTrackHelper *getTrack(size_t index) = 0;
 
     enum GetTrackMetaDataFlags {
         kIncludeExtensiveMetaData = 1
@@ -89,8 +158,8 @@
     wrapper->countTracks = [](void *data) -> size_t {
         return ((MediaExtractorPluginHelper*)data)->countTracks();
     };
-    wrapper->getTrack = [](void *data, size_t index) -> MediaTrack* {
-        return ((MediaExtractorPluginHelper*)data)->getTrack(index);
+    wrapper->getTrack = [](void *data, size_t index) -> CMediaTrack* {
+        return wrap(((MediaExtractorPluginHelper*)data)->getTrack(index));
     };
     wrapper->getTrackMetaData = [](
             void *data,
@@ -129,11 +198,13 @@
         mSource = source->mSource;
     }
 
-    ssize_t readAt(off64_t offset, void *data, size_t size) {
+    virtual ~DataSourceHelper() {}
+
+    virtual ssize_t readAt(off64_t offset, void *data, size_t size) {
         return mSource->readAt(mSource->handle, offset, data, size);
     }
 
-    status_t getSize(off64_t *size) {
+    virtual status_t getSize(off64_t *size) {
         return mSource->getSize(mSource->handle, size);
     }
 
@@ -141,7 +212,7 @@
         return mSource->getUri(mSource->handle, uriString, bufferSize);
     }
 
-    uint32_t flags() {
+    virtual uint32_t flags() {
         return mSource->flags(mSource->handle);
     }
 
diff --git a/include/media/MediaTrack.h b/include/media/MediaTrack.h
deleted file mode 120000
index 5a63287a..0000000
--- a/include/media/MediaTrack.h
+++ /dev/null
@@ -1 +0,0 @@
-../../media/libmediaextractor/include/media/MediaTrack.h
\ No newline at end of file
diff --git a/media/libmediaextractor/include/media/MediaTrack.h b/include/media/MediaTrack.h
similarity index 81%
rename from media/libmediaextractor/include/media/MediaTrack.h
rename to include/media/MediaTrack.h
index 94510a2..3f77bda 100644
--- a/media/libmediaextractor/include/media/MediaTrack.h
+++ b/include/media/MediaTrack.h
@@ -24,6 +24,7 @@
 #include <binder/MemoryDealer.h>
 #include <media/stagefright/MediaErrors.h>
 #include <media/stagefright/MetaData.h>
+#include <media/MediaExtractorPluginApi.h>
 #include <utils/Log.h>
 #include <utils/RefBase.h>
 #include <utils/Vector.h>
@@ -31,6 +32,7 @@
 namespace android {
 
 class MediaBufferBase;
+struct CMediaTrack;
 
 class SourceBaseAllocTracker {
 public:
@@ -67,11 +69,11 @@
     // b) not be late, i.e. lateness_us = 0
     struct ReadOptions {
         enum SeekMode : int32_t {
-            SEEK_PREVIOUS_SYNC,
-            SEEK_NEXT_SYNC,
-            SEEK_CLOSEST_SYNC,
-            SEEK_CLOSEST,
-            SEEK_FRAME_INDEX,
+            SEEK_PREVIOUS_SYNC = CMediaTrackReadOptions::SEEK_PREVIOUS_SYNC,
+            SEEK_NEXT_SYNC = CMediaTrackReadOptions::SEEK_NEXT_SYNC,
+            SEEK_CLOSEST_SYNC = CMediaTrackReadOptions::SEEK_CLOSEST_SYNC,
+            SEEK_CLOSEST = CMediaTrackReadOptions::SEEK_CLOSEST,
+            SEEK_FRAME_INDEX = CMediaTrackReadOptions::SEEK_FRAME_INDEX,
         };
 
         ReadOptions();
@@ -126,6 +128,24 @@
     MediaTrack &operator=(const MediaTrack &);
 };
 
+class MediaTrackCUnwrapper : public MediaTrack {
+public:
+    explicit MediaTrackCUnwrapper(CMediaTrack *wrapper);
+
+    virtual status_t start(MetaDataBase *params = NULL);
+    virtual status_t stop();
+    virtual status_t getFormat(MetaDataBase& format);
+    virtual status_t read(MediaBufferBase **buffer, const ReadOptions *options = NULL);
+
+    virtual bool supportNonblockingRead();
+
+protected:
+    virtual ~MediaTrackCUnwrapper();
+
+private:
+    CMediaTrack *wrapper;
+};
+
 }  // namespace android
 
 #endif  // MEDIA_SOURCE_BASE_H_
diff --git a/media/bufferpool/2.0/Accessor.cpp b/media/bufferpool/2.0/Accessor.cpp
index c1b62f8..b9837f7 100644
--- a/media/bufferpool/2.0/Accessor.cpp
+++ b/media/bufferpool/2.0/Accessor.cpp
@@ -122,7 +122,7 @@
     ResultStatus status = connect(&connection, &connectionId, &fmqDesc, false);
     if (status == ResultStatus::OK) {
         _hidl_cb(status, connection, connectionId, *fmqDesc,
-                 android::hardware::MQDescriptorSync<BufferInvalidationMessage>(
+                 android::hardware::MQDescriptorUnsync<BufferInvalidationMessage>(
                          std::vector<android::hardware::GrantorDescriptor>(),
                          nullptr /* nhandle */, 0 /* size */));
     } else {
@@ -130,7 +130,7 @@
                  android::hardware::MQDescriptorSync<BufferStatusMessage>(
                          std::vector<android::hardware::GrantorDescriptor>(),
                          nullptr /* nhandle */, 0 /* size */),
-                 android::hardware::MQDescriptorSync<BufferInvalidationMessage>(
+                 android::hardware::MQDescriptorUnsync<BufferInvalidationMessage>(
                          std::vector<android::hardware::GrantorDescriptor>(),
                          nullptr /* nhandle */, 0 /* size */));
     }
diff --git a/media/bufferpool/2.0/include/bufferpool/BufferPoolTypes.h b/media/bufferpool/2.0/include/bufferpool/BufferPoolTypes.h
index eb845e1..7c906cb 100644
--- a/media/bufferpool/2.0/include/bufferpool/BufferPoolTypes.h
+++ b/media/bufferpool/2.0/include/bufferpool/BufferPoolTypes.h
@@ -48,6 +48,7 @@
 namespace implementation {
 
 using ::android::hardware::kSynchronizedReadWrite;
+using ::android::hardware::kUnsynchronizedWrite;
 
 typedef uint32_t BufferId;
 typedef uint64_t TransactionId;
@@ -60,7 +61,7 @@
 typedef android::hardware::MessageQueue<BufferStatusMessage, kSynchronizedReadWrite> BufferStatusQueue;
 typedef BufferStatusQueue::Descriptor StatusDescriptor;
 
-typedef android::hardware::MessageQueue<BufferInvalidationMessage, kSynchronizedReadWrite>
+typedef android::hardware::MessageQueue<BufferInvalidationMessage, kUnsynchronizedWrite>
         BufferInvalidationQueue;
 typedef BufferInvalidationQueue::Descriptor InvalidationDescriptor;
 
diff --git a/media/extractors/aac/AACExtractor.cpp b/media/extractors/aac/AACExtractor.cpp
index 955a588..9effd57 100644
--- a/media/extractors/aac/AACExtractor.cpp
+++ b/media/extractors/aac/AACExtractor.cpp
@@ -20,7 +20,6 @@
 
 #include "AACExtractor.h"
 #include <media/MediaExtractorPluginApi.h>
-#include <media/MediaTrack.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/AMessage.h>
 #include <media/stagefright/foundation/ADebug.h>
@@ -33,7 +32,7 @@
 
 namespace android {
 
-class AACSource : public MediaTrack {
+class AACSource : public MediaTrackHelper {
 public:
     AACSource(
             DataSourceHelper *source,
@@ -196,7 +195,7 @@
     return mInitCheck == OK ? 1 : 0;
 }
 
-MediaTrack *AACExtractor::getTrack(size_t index) {
+MediaTrackHelper *AACExtractor::getTrack(size_t index) {
     if (mInitCheck != OK || index != 0) {
         return NULL;
     }
diff --git a/media/extractors/aac/AACExtractor.h b/media/extractors/aac/AACExtractor.h
index 3f20461..7afdeb7 100644
--- a/media/extractors/aac/AACExtractor.h
+++ b/media/extractors/aac/AACExtractor.h
@@ -34,7 +34,7 @@
     AACExtractor(DataSourceHelper *source, off64_t offset);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
diff --git a/media/extractors/amr/AMRExtractor.cpp b/media/extractors/amr/AMRExtractor.cpp
index e109fb3..6648103 100644
--- a/media/extractors/amr/AMRExtractor.cpp
+++ b/media/extractors/amr/AMRExtractor.cpp
@@ -20,7 +20,6 @@
 
 #include "AMRExtractor.h"
 
-#include <media/MediaTrack.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/MediaBufferGroup.h>
 #include <media/stagefright/MediaDefs.h>
@@ -30,7 +29,7 @@
 
 namespace android {
 
-class AMRSource : public MediaTrack {
+class AMRSource : public MediaTrackHelper {
 public:
     AMRSource(
             DataSourceHelper *source,
@@ -208,7 +207,7 @@
     return mInitCheck == OK ? 1 : 0;
 }
 
-MediaTrack *AMRExtractor::getTrack(size_t index) {
+MediaTrackHelper *AMRExtractor::getTrack(size_t index) {
     if (mInitCheck != OK || index != 0) {
         return NULL;
     }
diff --git a/media/extractors/amr/AMRExtractor.h b/media/extractors/amr/AMRExtractor.h
index 499ca67..b9a4e9e 100644
--- a/media/extractors/amr/AMRExtractor.h
+++ b/media/extractors/amr/AMRExtractor.h
@@ -34,7 +34,7 @@
     explicit AMRExtractor(DataSourceHelper *source);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
diff --git a/media/extractors/flac/FLACExtractor.cpp b/media/extractors/flac/FLACExtractor.cpp
index 1efaa0c..c10a557 100644
--- a/media/extractors/flac/FLACExtractor.cpp
+++ b/media/extractors/flac/FLACExtractor.cpp
@@ -25,13 +25,13 @@
 #include "FLAC/stream_decoder.h"
 
 #include <media/MediaExtractorPluginApi.h>
-#include <media/MediaTrack.h>
 #include <media/VorbisComment.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/base64.h>
 #include <media/stagefright/MediaBufferGroup.h>
 #include <media/stagefright/MediaDefs.h>
+#include <media/stagefright/MediaErrors.h>
 #include <media/stagefright/MetaData.h>
 #include <media/stagefright/MediaBufferBase.h>
 
@@ -39,7 +39,7 @@
 
 class FLACParser;
 
-class FLACSource : public MediaTrack {
+class FLACSource : public MediaTrackHelper {
 
 public:
     FLACSource(
@@ -812,7 +812,7 @@
     return mInitCheck == OK ? 1 : 0;
 }
 
-MediaTrack *FLACExtractor::getTrack(size_t index)
+MediaTrackHelper *FLACExtractor::getTrack(size_t index)
 {
     if (mInitCheck != OK || index > 0) {
         return NULL;
diff --git a/media/extractors/flac/FLACExtractor.h b/media/extractors/flac/FLACExtractor.h
index 1ddff43..829f661 100644
--- a/media/extractors/flac/FLACExtractor.h
+++ b/media/extractors/flac/FLACExtractor.h
@@ -33,7 +33,7 @@
     explicit FLACExtractor(DataSourceHelper *source);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
diff --git a/media/extractors/midi/MidiExtractor.cpp b/media/extractors/midi/MidiExtractor.cpp
index 233033e..5b61f34 100644
--- a/media/extractors/midi/MidiExtractor.cpp
+++ b/media/extractors/midi/MidiExtractor.cpp
@@ -24,8 +24,8 @@
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/MediaBufferGroup.h>
 #include <media/stagefright/MediaDefs.h>
+#include <media/stagefright/MediaErrors.h>
 #include <media/stagefright/MetaData.h>
-#include <media/MediaTrack.h>
 #include <libsonivox/eas_reverb.h>
 
 namespace android {
@@ -33,7 +33,7 @@
 // how many Sonivox output buffers to aggregate into one MediaBufferBase
 static const int NUM_COMBINE_BUFFERS = 4;
 
-class MidiSource : public MediaTrack {
+class MidiSource : public MediaTrackHelper {
 
 public:
     MidiSource(
@@ -282,7 +282,7 @@
     return mInitCheck == OK ? 1 : 0;
 }
 
-MediaTrack *MidiExtractor::getTrack(size_t index)
+MediaTrackHelper *MidiExtractor::getTrack(size_t index)
 {
     if (mInitCheck != OK || index > 0) {
         return NULL;
diff --git a/media/extractors/midi/MidiExtractor.h b/media/extractors/midi/MidiExtractor.h
index fbbe93e..2147297 100644
--- a/media/extractors/midi/MidiExtractor.h
+++ b/media/extractors/midi/MidiExtractor.h
@@ -57,7 +57,7 @@
     explicit MidiExtractor(CDataSource *source);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
diff --git a/media/extractors/mkv/MatroskaExtractor.cpp b/media/extractors/mkv/MatroskaExtractor.cpp
index a387970..4ef6892 100644
--- a/media/extractors/mkv/MatroskaExtractor.cpp
+++ b/media/extractors/mkv/MatroskaExtractor.cpp
@@ -23,7 +23,6 @@
 
 #include <media/DataSourceBase.h>
 #include <media/ExtractorUtils.h>
-#include <media/MediaTrack.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/AUtils.h>
 #include <media/stagefright/foundation/ABuffer.h>
@@ -124,7 +123,7 @@
     BlockIterator &operator=(const BlockIterator &);
 };
 
-struct MatroskaSource : public MediaTrack {
+struct MatroskaSource : public MediaTrackHelper {
     MatroskaSource(MatroskaExtractor *extractor, size_t index);
 
     virtual status_t start(MetaDataBase *params);
@@ -1002,7 +1001,7 @@
     return mTracks.size();
 }
 
-MediaTrack *MatroskaExtractor::getTrack(size_t index) {
+MediaTrackHelper *MatroskaExtractor::getTrack(size_t index) {
     if (index >= mTracks.size()) {
         return NULL;
     }
diff --git a/media/extractors/mkv/MatroskaExtractor.h b/media/extractors/mkv/MatroskaExtractor.h
index 2c6ca85..43971a0 100644
--- a/media/extractors/mkv/MatroskaExtractor.h
+++ b/media/extractors/mkv/MatroskaExtractor.h
@@ -40,7 +40,7 @@
 
     virtual size_t countTracks();
 
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
 
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
diff --git a/media/extractors/mp3/MP3Extractor.cpp b/media/extractors/mp3/MP3Extractor.cpp
index a1e5593..165ce50 100644
--- a/media/extractors/mp3/MP3Extractor.cpp
+++ b/media/extractors/mp3/MP3Extractor.cpp
@@ -24,7 +24,6 @@
 #include "VBRISeeker.h"
 #include "XINGSeeker.h"
 
-#include <media/MediaTrack.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/AMessage.h>
 #include <media/stagefright/foundation/avc_utils.h>
@@ -208,7 +207,7 @@
     return valid;
 }
 
-class MP3Source : public MediaTrack {
+class MP3Source : public MediaTrackHelper {
 public:
     MP3Source(
             MetaDataBase &meta, DataSourceHelper *source,
@@ -411,7 +410,7 @@
     return mInitCheck != OK ? 0 : 1;
 }
 
-MediaTrack *MP3Extractor::getTrack(size_t index) {
+MediaTrackHelper *MP3Extractor::getTrack(size_t index) {
     if (mInitCheck != OK || index != 0) {
         return NULL;
     }
diff --git a/media/extractors/mp3/MP3Extractor.h b/media/extractors/mp3/MP3Extractor.h
index 585d9f6..92e0665 100644
--- a/media/extractors/mp3/MP3Extractor.h
+++ b/media/extractors/mp3/MP3Extractor.h
@@ -38,7 +38,7 @@
     ~MP3Extractor();
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
diff --git a/media/extractors/mp4/MPEG4Extractor.cpp b/media/extractors/mp4/MPEG4Extractor.cpp
index f52d451..da240d6 100644
--- a/media/extractors/mp4/MPEG4Extractor.cpp
+++ b/media/extractors/mp4/MPEG4Extractor.cpp
@@ -34,7 +34,6 @@
 
 #include <media/DataSourceBase.h>
 #include <media/ExtractorUtils.h>
-#include <media/MediaTrack.h>
 #include <media/stagefright/foundation/ABitReader.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/ADebug.h>
@@ -68,7 +67,7 @@
     kMaxAtomSize = 64 * 1024 * 1024,
 };
 
-class MPEG4Source : public MediaTrack {
+class MPEG4Source : public MediaTrackHelper {
 static const size_t  kMaxPcmFrameSize = 8192;
 public:
     // Caller retains ownership of both "dataSource" and "sampleTable".
@@ -198,13 +197,14 @@
 // possibly wrapping multiple times to cover all tracks, i.e.
 // Each CachedRangedDataSource caches the sampletable metadata for a single track.
 
-struct CachedRangedDataSource : public DataSourceHelper {
+class CachedRangedDataSource : public DataSourceHelper {
+public:
     explicit CachedRangedDataSource(DataSourceHelper *source);
     virtual ~CachedRangedDataSource();
 
-    virtual ssize_t readAt(off64_t offset, void *data, size_t size);
-    virtual status_t getSize(off64_t *size);
-    virtual uint32_t flags();
+    ssize_t readAt(off64_t offset, void *data, size_t size) override;
+    status_t getSize(off64_t *size) override;
+    uint32_t flags() override;
 
     status_t setCachedRange(off64_t offset, size_t size, bool assumeSourceOwnershipOnSuccess);
 
@@ -236,7 +236,7 @@
 CachedRangedDataSource::~CachedRangedDataSource() {
     clearCache();
     if (mOwnsDataSource) {
-        delete (CachedRangedDataSource*)mSource;
+        delete mSource;
     }
 }
 
@@ -366,7 +366,6 @@
       mMoofFound(false),
       mMdatFound(false),
       mDataSource(source),
-      mCachedSource(NULL),
       mInitCheck(NO_INIT),
       mHeaderTimescale(0),
       mIsQT(false),
@@ -393,9 +392,6 @@
     }
     mPssh.clear();
 
-    if (mCachedSource != mDataSource) {
-        delete mCachedSource;
-    }
     delete mDataSource;
 }
 
@@ -909,8 +905,8 @@
 
                     if (cachedSource->setCachedRange(
                             *offset, chunk_size,
-                            mCachedSource != NULL /* assume ownership on success */) == OK) {
-                        mDataSource = mCachedSource = cachedSource;
+                            true /* assume ownership on success */) == OK) {
+                        mDataSource = cachedSource;
                     } else {
                         delete cachedSource;
                     }
@@ -3619,7 +3615,7 @@
     }
 }
 
-MediaTrack *MPEG4Extractor::getTrack(size_t index) {
+MediaTrackHelper *MPEG4Extractor::getTrack(size_t index) {
     status_t err;
     if ((err = readMetaData()) != OK) {
         return NULL;
diff --git a/media/extractors/mp4/MPEG4Extractor.h b/media/extractors/mp4/MPEG4Extractor.h
index ca273e0..9b8de20 100644
--- a/media/extractors/mp4/MPEG4Extractor.h
+++ b/media/extractors/mp4/MPEG4Extractor.h
@@ -33,7 +33,6 @@
 struct AMessage;
 struct CDataSource;
 class DataSourceHelper;
-struct CachedRangedDataSource;
 class SampleTable;
 class String8;
 namespace heif {
@@ -59,7 +58,7 @@
     explicit MPEG4Extractor(DataSourceHelper *source, const char *mime = NULL);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
@@ -99,7 +98,6 @@
     Vector<Trex> mTrex;
 
     DataSourceHelper *mDataSource;
-    CachedRangedDataSource *mCachedSource;
     status_t mInitCheck;
     uint32_t mHeaderTimescale;
     bool mIsQT;
diff --git a/media/extractors/mpeg2/MPEG2PSExtractor.cpp b/media/extractors/mpeg2/MPEG2PSExtractor.cpp
index ae1e6ba..577d1be 100644
--- a/media/extractors/mpeg2/MPEG2PSExtractor.cpp
+++ b/media/extractors/mpeg2/MPEG2PSExtractor.cpp
@@ -24,7 +24,6 @@
 #include "mpeg2ts/ESQueue.h"
 
 #include <media/DataSourceBase.h>
-#include <media/MediaTrack.h>
 #include <media/stagefright/foundation/ABitReader.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/ADebug.h>
@@ -40,7 +39,7 @@
 
 namespace android {
 
-struct MPEG2PSExtractor::Track : public MediaTrack, public RefBase {
+struct MPEG2PSExtractor::Track : public MediaTrackHelper, public RefBase {
     Track(MPEG2PSExtractor *extractor,
           unsigned stream_id, unsigned stream_type);
 
@@ -72,7 +71,7 @@
     DISALLOW_EVIL_CONSTRUCTORS(Track);
 };
 
-struct MPEG2PSExtractor::WrappedTrack : public MediaTrack {
+struct MPEG2PSExtractor::WrappedTrack : public MediaTrackHelper {
     WrappedTrack(MPEG2PSExtractor *extractor, const sp<Track> &track);
 
     virtual status_t start(MetaDataBase *params);
@@ -127,7 +126,7 @@
     return mTracks.size();
 }
 
-MediaTrack *MPEG2PSExtractor::getTrack(size_t index) {
+MediaTrackHelper *MPEG2PSExtractor::getTrack(size_t index) {
     if (index >= mTracks.size()) {
         return NULL;
     }
@@ -681,7 +680,7 @@
         }
     }
 
-    return mSource->read(buffer, options);
+    return mSource->read(buffer, (MediaSource::ReadOptions*)options);
 }
 
 status_t MPEG2PSExtractor::Track::appendPESData(
diff --git a/media/extractors/mpeg2/MPEG2PSExtractor.h b/media/extractors/mpeg2/MPEG2PSExtractor.h
index 7689910..c4082ef 100644
--- a/media/extractors/mpeg2/MPEG2PSExtractor.h
+++ b/media/extractors/mpeg2/MPEG2PSExtractor.h
@@ -36,7 +36,7 @@
     explicit MPEG2PSExtractor(DataSourceHelper *source);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
diff --git a/media/extractors/mpeg2/MPEG2TSExtractor.cpp b/media/extractors/mpeg2/MPEG2TSExtractor.cpp
index 0d7c831..c0826c9 100644
--- a/media/extractors/mpeg2/MPEG2TSExtractor.cpp
+++ b/media/extractors/mpeg2/MPEG2TSExtractor.cpp
@@ -26,7 +26,6 @@
 
 #include <media/DataSourceBase.h>
 #include <media/IStreamSource.h>
-#include <media/MediaTrack.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/ALooper.h>
@@ -51,7 +50,7 @@
 static const int kMaxDurationReadSize = 250000LL;
 static const int kMaxDurationRetry = 6;
 
-struct MPEG2TSSource : public MediaTrack {
+struct MPEG2TSSource : public MediaTrackHelper {
     MPEG2TSSource(
             MPEG2TSExtractor *extractor,
             const sp<AnotherPacketSource> &impl,
@@ -110,7 +109,7 @@
     ReadOptions::SeekMode seekMode;
     if (mDoesSeek && options && options->getSeekTo(&seekTimeUs, &seekMode)) {
         // seek is needed
-        status_t err = mExtractor->seek(seekTimeUs, seekMode);
+        status_t err = mExtractor->seek(seekTimeUs, (ReadOptions::SeekMode)seekMode);
         if (err != OK) {
             return err;
         }
@@ -120,7 +119,7 @@
         return ERROR_END_OF_STREAM;
     }
 
-    return mImpl->read(out, options);
+    return mImpl->read(out, (MediaSource::ReadOptions*) options);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
@@ -141,7 +140,7 @@
     return mSourceImpls.size();
 }
 
-MediaTrack *MPEG2TSExtractor::getTrack(size_t index) {
+MediaTrackHelper *MPEG2TSExtractor::getTrack(size_t index) {
     if (index >= mSourceImpls.size()) {
         return NULL;
     }
@@ -483,7 +482,7 @@
 }
 
 status_t MPEG2TSExtractor::seek(int64_t seekTimeUs,
-        const MediaTrack::ReadOptions::SeekMode &seekMode) {
+        const MediaTrackHelper::ReadOptions::SeekMode &seekMode) {
     if (mSeekSyncPoints == NULL || mSeekSyncPoints->isEmpty()) {
         ALOGW("No sync point to seek to.");
         // ... and therefore we have nothing useful to do here.
@@ -504,18 +503,18 @@
     }
 
     switch (seekMode) {
-        case MediaTrack::ReadOptions::SEEK_NEXT_SYNC:
+        case MediaTrackHelper::ReadOptions::SEEK_NEXT_SYNC:
             if (index == mSeekSyncPoints->size()) {
                 ALOGW("Next sync not found; starting from the latest sync.");
                 --index;
             }
             break;
-        case MediaTrack::ReadOptions::SEEK_CLOSEST_SYNC:
-        case MediaTrack::ReadOptions::SEEK_CLOSEST:
+        case MediaTrackHelper::ReadOptions::SEEK_CLOSEST_SYNC:
+        case MediaTrackHelper::ReadOptions::SEEK_CLOSEST:
             ALOGW("seekMode not supported: %d; falling back to PREVIOUS_SYNC",
                     seekMode);
             FALLTHROUGH_INTENDED;
-        case MediaTrack::ReadOptions::SEEK_PREVIOUS_SYNC:
+        case MediaTrackHelper::ReadOptions::SEEK_PREVIOUS_SYNC:
             if (index == 0) {
                 ALOGW("Previous sync not found; starting from the earliest "
                         "sync.");
diff --git a/media/extractors/mpeg2/MPEG2TSExtractor.h b/media/extractors/mpeg2/MPEG2TSExtractor.h
index cdaede3..4013442 100644
--- a/media/extractors/mpeg2/MPEG2TSExtractor.h
+++ b/media/extractors/mpeg2/MPEG2TSExtractor.h
@@ -22,7 +22,6 @@
 #include <media/stagefright/foundation/ABase.h>
 #include <media/MediaExtractorPluginApi.h>
 #include <media/MediaExtractorPluginHelper.h>
-#include <media/MediaTrack.h>
 #include <media/stagefright/MetaDataBase.h>
 #include <utils/threads.h>
 #include <utils/KeyedVector.h>
@@ -43,7 +42,7 @@
     explicit MPEG2TSExtractor(DataSourceHelper *source);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase &meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
@@ -91,7 +90,7 @@
     // the data has syntax error during parsing, etc.
     status_t feedMore(bool isInit = false);
     status_t seek(int64_t seekTimeUs,
-            const MediaSource::ReadOptions::SeekMode& seekMode);
+            const MediaTrackHelper::ReadOptions::SeekMode& seekMode);
     status_t queueDiscontinuityForSeek(int64_t actualSeekTimeUs);
     status_t seekBeyond(int64_t seekTimeUs);
 
diff --git a/media/extractors/ogg/OggExtractor.cpp b/media/extractors/ogg/OggExtractor.cpp
index 4e97921..668b012 100644
--- a/media/extractors/ogg/OggExtractor.cpp
+++ b/media/extractors/ogg/OggExtractor.cpp
@@ -21,9 +21,9 @@
 #include "OggExtractor.h"
 
 #include <cutils/properties.h>
+#include <utils/Vector.h>
 #include <media/DataSourceBase.h>
 #include <media/ExtractorUtils.h>
-#include <media/MediaTrack.h>
 #include <media/VorbisComment.h>
 #include <media/stagefright/foundation/ABuffer.h>
 #include <media/stagefright/foundation/ADebug.h>
@@ -47,7 +47,7 @@
 
 namespace android {
 
-struct OggSource : public MediaTrack {
+struct OggSource : public MediaTrackHelper {
     explicit OggSource(OggExtractor *extractor);
 
     virtual status_t getFormat(MetaDataBase &);
@@ -1227,7 +1227,7 @@
     return mInitCheck != OK ? 0 : 1;
 }
 
-MediaTrack *OggExtractor::getTrack(size_t index) {
+MediaTrackHelper *OggExtractor::getTrack(size_t index) {
     if (index >= 1) {
         return NULL;
     }
diff --git a/media/extractors/ogg/OggExtractor.h b/media/extractors/ogg/OggExtractor.h
index fbd4663..c70f832 100644
--- a/media/extractors/ogg/OggExtractor.h
+++ b/media/extractors/ogg/OggExtractor.h
@@ -34,7 +34,7 @@
     explicit OggExtractor(DataSourceHelper *source);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
diff --git a/media/extractors/wav/WAVExtractor.cpp b/media/extractors/wav/WAVExtractor.cpp
index c739c2a..cda568b 100644
--- a/media/extractors/wav/WAVExtractor.cpp
+++ b/media/extractors/wav/WAVExtractor.cpp
@@ -22,7 +22,6 @@
 
 #include <audio_utils/primitives.h>
 #include <media/DataSourceBase.h>
-#include <media/MediaTrack.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/MediaBufferGroup.h>
 #include <media/stagefright/MediaDefs.h>
@@ -55,7 +54,7 @@
     return ptr[1] << 8 | ptr[0];
 }
 
-struct WAVSource : public MediaTrack {
+struct WAVSource : public MediaTrackHelper {
     WAVSource(
             DataSourceHelper *dataSource,
             MetaDataBase &meta,
@@ -118,7 +117,7 @@
     return mInitCheck == OK ? 1 : 0;
 }
 
-MediaTrack *WAVExtractor::getTrack(size_t index) {
+MediaTrackHelper *WAVExtractor::getTrack(size_t index) {
     if (mInitCheck != OK || index > 0) {
         return NULL;
     }
diff --git a/media/extractors/wav/WAVExtractor.h b/media/extractors/wav/WAVExtractor.h
index 5136aa8..a7c2691 100644
--- a/media/extractors/wav/WAVExtractor.h
+++ b/media/extractors/wav/WAVExtractor.h
@@ -34,7 +34,7 @@
     explicit WAVExtractor(DataSourceHelper *source);
 
     virtual size_t countTracks();
-    virtual MediaTrack *getTrack(size_t index);
+    virtual MediaTrackHelper *getTrack(size_t index);
     virtual status_t getTrackMetaData(MetaDataBase& meta, size_t index, uint32_t flags);
 
     virtual status_t getMetaData(MetaDataBase& meta);
diff --git a/media/libheif/include/HeifDecoderAPI.h b/media/libheif/include/HeifDecoderAPI.h
index 5183c39..aa10f33 100644
--- a/media/libheif/include/HeifDecoderAPI.h
+++ b/media/libheif/include/HeifDecoderAPI.h
@@ -74,7 +74,7 @@
     int32_t  mRotationAngle;           // Rotation angle, clockwise, should be multiple of 90
     uint32_t mBytesPerPixel;           // Number of bytes for one pixel
     uint32_t mIccSize;                 // Number of bytes in mIccData
-    std::unique_ptr<uint8_t> mIccData; // Actual ICC data, memory is owned by this structure
+    std::unique_ptr<uint8_t[]> mIccData; // Actual ICC data, memory is owned by this structure
 };
 
 /*
diff --git a/media/libmedia/Android.bp b/media/libmedia/Android.bp
index e150f2b..2389a5d 100644
--- a/media/libmedia/Android.bp
+++ b/media/libmedia/Android.bp
@@ -176,6 +176,7 @@
         "IResourceManagerClient.cpp",
         "IResourceManagerService.cpp",
         "IStreamSource.cpp",
+        "MediaTrack.cpp",
         "MediaUtils.cpp",
         "Metadata.cpp",
         "mediarecorder.cpp",
@@ -266,18 +267,13 @@
     },
 }
 
-cc_library {
+cc_library_static {
     name: "libmedia_player2_util",
 
     srcs: [
         "BufferingSettings.cpp",
         "DataSourceDesc.cpp",
-        "IDataSource.cpp",
-        "IMediaExtractor.cpp",
-        "IMediaExtractorService.cpp",
-        "IMediaSource.cpp",
         "MediaCodecBuffer.cpp",
-        "MediaUtils.cpp",
         "Metadata.cpp",
         "NdkWrapper.cpp",
     ],
diff --git a/media/libmediaextractor/MediaTrack.cpp b/media/libmedia/MediaTrack.cpp
similarity index 60%
rename from media/libmediaextractor/MediaTrack.cpp
rename to media/libmedia/MediaTrack.cpp
index 4963f58..7117b94 100644
--- a/media/libmediaextractor/MediaTrack.cpp
+++ b/media/libmedia/MediaTrack.cpp
@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+#include <mutex>
+
 #include <media/MediaTrack.h>
 
 namespace android {
@@ -65,4 +67,48 @@
     return (mOptions & kSeekTo_Option) != 0;
 }
 
+MediaTrackCUnwrapper::MediaTrackCUnwrapper(CMediaTrack *cmediatrack) {
+    wrapper = cmediatrack;
+}
+
+MediaTrackCUnwrapper::~MediaTrackCUnwrapper() {
+    wrapper->free(wrapper->data);
+    free(wrapper);
+}
+
+status_t MediaTrackCUnwrapper::start(MetaDataBase *params) {
+    return wrapper->start(wrapper->data, params);
+}
+
+status_t MediaTrackCUnwrapper::stop() {
+    return wrapper->stop(wrapper->data);
+}
+
+status_t MediaTrackCUnwrapper::getFormat(MetaDataBase& format) {
+    return wrapper->getFormat(wrapper->data, format);
+}
+
+status_t MediaTrackCUnwrapper::read(MediaBufferBase **buffer, const ReadOptions *options) {
+
+    uint32_t opts = 0;
+
+    if (options->getNonBlocking()) {
+        opts |= CMediaTrackReadOptions::NONBLOCKING;
+    }
+
+    int64_t seekPosition = 0;
+    MediaTrack::ReadOptions::SeekMode seekMode;
+    if (options->getSeekTo(&seekPosition, &seekMode)) {
+        opts |= SEEK;
+        opts |= (uint32_t) seekMode;
+    }
+
+
+    return wrapper->read(wrapper->data, buffer, opts, seekPosition);
+}
+
+bool MediaTrackCUnwrapper::supportNonblockingRead() {
+    return wrapper->supportsNonBlockingRead(wrapper->data);
+}
+
 }  // namespace android
diff --git a/media/libmediaextractor/Android.bp b/media/libmediaextractor/Android.bp
index 0208ad4..cf7d74f 100644
--- a/media/libmediaextractor/Android.bp
+++ b/media/libmediaextractor/Android.bp
@@ -28,7 +28,6 @@
         "MediaBufferBase.cpp",
         "MediaBufferGroup.cpp",
         "MediaSource.cpp",
-        "MediaTrack.cpp",
         "MetaData.cpp",
         "MetaDataBase.cpp",
         "VorbisComment.cpp",
diff --git a/media/libmediaextractor/include/media/DataSourceBase.h b/media/libmediaextractor/include/media/DataSourceBase.h
index 51993da..fc620fd 100644
--- a/media/libmediaextractor/include/media/DataSourceBase.h
+++ b/media/libmediaextractor/include/media/DataSourceBase.h
@@ -66,6 +66,12 @@
 
     virtual void close() {};
 
+    virtual void disconnect() {}
+
+    virtual ssize_t getAvailableSize(status_t * /*err*/) {
+        return -1;
+    }
+
 protected:
     virtual ~DataSourceBase() {}
 
diff --git a/media/libmediaplayer2/Android.bp b/media/libmediaplayer2/Android.bp
index e30da85..2db48a4 100644
--- a/media/libmediaplayer2/Android.bp
+++ b/media/libmediaplayer2/Android.bp
@@ -4,7 +4,7 @@
     export_include_dirs: ["include"],
 }
 
-cc_library {
+cc_library_static {
     name: "libmediaplayer2",
 
     srcs: [
@@ -20,7 +20,6 @@
         "libgui",
         "liblog",
         "libmedia_omx",
-        "libmedia_player2_util",
         "libmediaextractor",
         "libstagefright_foundation",
         "libui",
@@ -35,7 +34,6 @@
         "libnativewindow",
         "libpowermanager",
         "libstagefright_httplive",
-        "libstagefright_player2",
     ],
 
     export_shared_lib_headers: [
@@ -55,8 +53,10 @@
     static_libs: [
         "libmedia_helper",
         "libmediaplayer2-protos",
+        "libmedia_player2_util",
         "libprotobuf-cpp-lite",
         "libstagefright_nuplayer2",
+        "libstagefright_player2",
         "libstagefright_rtsp",
         "libstagefright_timedtext2",
     ],
diff --git a/media/libmediaplayer2/include/mediaplayer2/MediaPlayer2Types.h b/media/libmediaplayer2/include/mediaplayer2/MediaPlayer2Types.h
index 1fe2efa..10e07ea 100644
--- a/media/libmediaplayer2/include/mediaplayer2/MediaPlayer2Types.h
+++ b/media/libmediaplayer2/include/mediaplayer2/MediaPlayer2Types.h
@@ -154,8 +154,8 @@
 enum mediaplayer2_states {
     MEDIAPLAYER2_STATE_IDLE         = 1001,
     MEDIAPLAYER2_STATE_PREPARED     = 1002,
-    MEDIAPLAYER2_STATE_PLAYING      = 1003,
-    MEDIAPLAYER2_STATE_PAUSED       = 1004,
+    MEDIAPLAYER2_STATE_PAUSED       = 1003,
+    MEDIAPLAYER2_STATE_PLAYING      = 1004,
     MEDIAPLAYER2_STATE_ERROR        = 1005,
 };
 
diff --git a/media/libmediaplayer2/mediaplayer2.cpp b/media/libmediaplayer2/mediaplayer2.cpp
index bafd32c..d9c9826 100644
--- a/media/libmediaplayer2/mediaplayer2.cpp
+++ b/media/libmediaplayer2/mediaplayer2.cpp
@@ -660,7 +660,7 @@
     Mutex::Autolock _l(mLock);
     if (mCurrentState & (MEDIA_PLAYER2_PAUSED|MEDIA_PLAYER2_PLAYBACK_COMPLETE))
         return NO_ERROR;
-    if ((mPlayer != 0) && (mCurrentState & MEDIA_PLAYER2_STARTED)) {
+    if ((mPlayer != 0) && (mCurrentState & (MEDIA_PLAYER2_STARTED | MEDIA_PLAYER2_PREPARED))) {
         status_t ret = mPlayer->pause();
         if (ret != NO_ERROR) {
             mCurrentState = MEDIA_PLAYER2_STATE_ERROR;
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp b/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
index e51727b..5bd1674 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
@@ -969,7 +969,7 @@
                     onResume();
                 }
             } else {
-                onStart();
+                onStart(true /* play */);
             }
             mPausedByClient = false;
             notifyListener(mSrcId, MEDIA2_STARTED, 0, 0);
@@ -1502,6 +1502,9 @@
 
         case kWhatPause:
         {
+            if (!mStarted) {
+                onStart(false /* play */);
+            }
             onPause();
             notifyListener(mSrcId, MEDIA2_PAUSED, 0, 0);
             mPausedByClient = true;
@@ -1575,7 +1578,7 @@
     startPlaybackTimer("onresume");
 }
 
-void NuPlayer2::onStart() {
+void NuPlayer2::onStart(bool play) {
     ALOGV("onStart: mCrypto: %p", mCrypto.get());
 
     if (!mSourceStarted) {
@@ -1649,6 +1652,11 @@
         mRenderer->setVideoFrameRate(rate);
     }
 
+    // Renderer is created in paused state.
+    if (play) {
+        mRenderer->resume();
+    }
+
     if (mVideoDecoder != NULL) {
         mVideoDecoder->setRenderer(mRenderer);
     }
@@ -2472,7 +2480,7 @@
         mRenderer->resume();
     }
 
-    onStart();
+    onStart(true /* play */);
     mPausedByClient = false;
     notifyListener(mSrcId, MEDIA2_STARTED, 0, 0);
 }
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2.h b/media/libmediaplayer2/nuplayer2/NuPlayer2.h
index 77845ac..e55cdbe 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2.h
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2.h
@@ -301,7 +301,7 @@
     void handleFlushComplete(bool audio, bool isDecoder);
     void finishFlushIfPossible();
 
-    void onStart();
+    void onStart(bool play);
     void onResume();
     void onPause();
 
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.cpp b/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.cpp
index b02e3f6..cb4b06d 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.cpp
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.cpp
@@ -327,9 +327,9 @@
 
     switch (mState) {
         case STATE_PAUSED:
-        case STATE_PREPARED:
             return OK;
 
+        case STATE_PREPARED:
         case STATE_RUNNING:
             mState = STATE_PAUSED;
             mPlayer->pause();
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.cpp b/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.cpp
index 021ddde..c5ce15a 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.cpp
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.cpp
@@ -115,7 +115,7 @@
       mNotifyCompleteAudio(false),
       mNotifyCompleteVideo(false),
       mSyncQueues(false),
-      mPaused(false),
+      mPaused(true),
       mPauseDrainAudioAllowedUs(0),
       mVideoSampleReceived(false),
       mVideoRenderingStarted(false),
diff --git a/media/libstagefright/ACodec.cpp b/media/libstagefright/ACodec.cpp
index 3526047..68adf3c 100644
--- a/media/libstagefright/ACodec.cpp
+++ b/media/libstagefright/ACodec.cpp
@@ -1619,7 +1619,7 @@
             if (portIndex == kPortIndexOutput && mNativeWindow != NULL) {
                 (void)cancelBufferToNativeWindow(info);
             }
-            // fall through
+            FALLTHROUGH_INTENDED;
 
         case BufferInfo::OWNED_BY_NATIVE_WINDOW:
             err = mOMXNode->freeBuffer(portIndex, info->mBufferID);
@@ -5019,6 +5019,7 @@
                         }
                     }
                     // Fall through to set up mime.
+                    FALLTHROUGH_INTENDED;
                 }
 
                 default:
@@ -7854,7 +7855,7 @@
                 msg->setInt32("generation", mCodec->mStateGeneration);
                 msg->post(3000000);
             }
-            // fall-through
+            FALLTHROUGH_INTENDED;
         }
         case kWhatResume:
         case kWhatSetParameters:
diff --git a/media/libstagefright/Android.bp b/media/libstagefright/Android.bp
index ae2f61b..4127818 100644
--- a/media/libstagefright/Android.bp
+++ b/media/libstagefright/Android.bp
@@ -230,7 +230,7 @@
     },
 }
 
-cc_library {
+cc_library_static {
     name: "libstagefright_player2",
 
     srcs: [
@@ -259,7 +259,6 @@
         "libcutils",
         "libgui",
         "liblog",
-        "libmedia_player2_util",
         "libaudioclient",
         "libmediaextractor",
         "libmediametrics",
@@ -274,16 +273,13 @@
 
     static_libs: [
         "libstagefright_esds",
+        "libmedia_player2_util",
     ],
 
     header_libs:[
         "media_plugin_headers",
     ],
 
-    export_shared_lib_headers: [
-        "libmedia_player2_util",
-    ],
-
     export_include_dirs: [
         "include",
     ],
diff --git a/media/libstagefright/FrameDecoder.cpp b/media/libstagefright/FrameDecoder.cpp
index c0e65e8..c62c05a 100644
--- a/media/libstagefright/FrameDecoder.cpp
+++ b/media/libstagefright/FrameDecoder.cpp
@@ -501,10 +501,15 @@
         return ERROR_MALFORMED;
     }
 
-    int32_t width, height, stride;
-    CHECK(outputFormat->findInt32("width", &width));
-    CHECK(outputFormat->findInt32("height", &height));
-    CHECK(outputFormat->findInt32("stride", &stride));
+    int32_t width, height, stride, srcFormat;
+    if (!outputFormat->findInt32("width", &width) ||
+            !outputFormat->findInt32("height", &height) ||
+            !outputFormat->findInt32("stride", &stride) ||
+            !outputFormat->findInt32("color-format", &srcFormat)) {
+        ALOGE("format missing dimension or color: %s",
+                outputFormat->debugString().c_str());
+        return ERROR_MALFORMED;
+    }
 
     int32_t crop_left, crop_top, crop_right, crop_bottom;
     if (!outputFormat->findRect("crop", &crop_left, &crop_top, &crop_right, &crop_bottom)) {
@@ -523,9 +528,6 @@
     addFrame(frameMem);
     VideoFrame* frame = static_cast<VideoFrame*>(frameMem->pointer());
 
-    int32_t srcFormat;
-    CHECK(outputFormat->findInt32("color-format", &srcFormat));
-
     ColorConverter converter((OMX_COLOR_FORMATTYPE)srcFormat, dstFormat());
 
     uint32_t standard, range, transfer;
diff --git a/media/libstagefright/MediaCodec.cpp b/media/libstagefright/MediaCodec.cpp
index f91c543..70064ea 100644
--- a/media/libstagefright/MediaCodec.cpp
+++ b/media/libstagefright/MediaCodec.cpp
@@ -1829,8 +1829,8 @@
                             // the shutdown complete notification. If we
                             // don't, we'll timeout and force release.
                             sendErrorResponse = false;
+                            FALLTHROUGH_INTENDED;
                         }
-                        // fall-thru
                         case STOPPING:
                         {
                             if (mFlags & kFlagSawMediaServerDie) {
diff --git a/media/libstagefright/MediaExtractor.cpp b/media/libstagefright/MediaExtractor.cpp
index 5e1dc77..6710121 100644
--- a/media/libstagefright/MediaExtractor.cpp
+++ b/media/libstagefright/MediaExtractor.cpp
@@ -22,6 +22,7 @@
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/MediaExtractor.h>
 #include <media/stagefright/MetaData.h>
+#include <media/MediaTrack.h>
 
 namespace android {
 
@@ -54,7 +55,7 @@
 }
 
 MediaTrack *MediaExtractorCUnwrapper::getTrack(size_t index) {
-    return wrapper->getTrack(wrapper->data, index);
+    return new MediaTrackCUnwrapper(wrapper->getTrack(wrapper->data, index));
 }
 
 status_t MediaExtractorCUnwrapper::getTrackMetaData(
diff --git a/media/libstagefright/MediaExtractorFactory.cpp b/media/libstagefright/MediaExtractorFactory.cpp
index a0a3a75..f1c6acd 100644
--- a/media/libstagefright/MediaExtractorFactory.cpp
+++ b/media/libstagefright/MediaExtractorFactory.cpp
@@ -271,6 +271,9 @@
     if (libDir) {
         struct dirent* libEntry;
         while ((libEntry = readdir(libDir))) {
+            if (libEntry->d_name[0] == '.') {
+                continue;
+            }
             String8 libPath = String8(libDirPath) + "/" + libEntry->d_name;
             void *libHandle = dlopen(libPath.string(), RTLD_NOW | RTLD_LOCAL);
             if (libHandle) {
diff --git a/media/libstagefright/NuMediaExtractor.cpp b/media/libstagefright/NuMediaExtractor.cpp
index 8e8c77c..e42d8d0 100644
--- a/media/libstagefright/NuMediaExtractor.cpp
+++ b/media/libstagefright/NuMediaExtractor.cpp
@@ -21,7 +21,6 @@
 #include <media/stagefright/NuMediaExtractor.h>
 
 #include "include/ESDS.h"
-#include "include/NuCachedSource2.h"
 
 #include <media/DataSource.h>
 #include <media/MediaSource.h>
@@ -207,10 +206,7 @@
 
 void NuMediaExtractor::disconnect() {
     if (mDataSource != NULL) {
-        // disconnect data source
-        if (mDataSource->flags() & DataSource::kIsCachingDataSource) {
-            static_cast<NuCachedSource2 *>(mDataSource.get())->disconnect();
-        }
+        mDataSource->disconnect();
     }
 }
 
@@ -790,16 +786,13 @@
         int64_t *durationUs, bool *eos) const {
     Mutex::Autolock autoLock(mLock);
 
+    status_t finalStatus;
+    ssize_t cachedDataRemaining =
+        mDataSource->getAvailableSize(&finalStatus);
+
     int64_t bitrate;
-    if ((mDataSource->flags() & DataSource::kIsCachingDataSource)
+    if (cachedDataRemaining >= 0
             && getTotalBitrate(&bitrate)) {
-        sp<NuCachedSource2> cachedSource =
-            static_cast<NuCachedSource2 *>(mDataSource.get());
-
-        status_t finalStatus;
-        size_t cachedDataRemaining =
-            cachedSource->approxDataRemaining(&finalStatus);
-
         *durationUs = cachedDataRemaining * 8000000ll / bitrate;
         *eos = (finalStatus != OK);
         return true;
diff --git a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
index bc0a69f..d393c7a 100644
--- a/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
+++ b/media/libstagefright/codecs/aacdec/SoftAAC2.cpp
@@ -147,7 +147,7 @@
     mEndOfOutput = false;
     mOutputDelayCompensated = 0;
     mOutputDelayRingBufferSize = 2048 * MAX_CHANNEL_COUNT * kNumDelayBlocksMax;
-    mOutputDelayRingBuffer = new short[mOutputDelayRingBufferSize];
+    mOutputDelayRingBuffer = new int16_t[mOutputDelayRingBufferSize];
     mOutputDelayRingBufferWritePos = 0;
     mOutputDelayRingBufferReadPos = 0;
     mOutputDelayRingBufferFilled = 0;
diff --git a/media/libstagefright/codecs/aacdec/SoftAAC2.h b/media/libstagefright/codecs/aacdec/SoftAAC2.h
index 73a3965..5bee710 100644
--- a/media/libstagefright/codecs/aacdec/SoftAAC2.h
+++ b/media/libstagefright/codecs/aacdec/SoftAAC2.h
@@ -81,7 +81,7 @@
     bool mEndOfOutput;
     int32_t mOutputDelayCompensated;
     int32_t mOutputDelayRingBufferSize;
-    short *mOutputDelayRingBuffer;
+    int16_t *mOutputDelayRingBuffer;
     int32_t mOutputDelayRingBufferWritePos;
     int32_t mOutputDelayRingBufferReadPos;
     int32_t mOutputDelayRingBufferFilled;
diff --git a/media/libstagefright/codecs/amrwb/src/pvamrwbdecoder.cpp b/media/libstagefright/codecs/amrwb/src/pvamrwbdecoder.cpp
index b8cfefa..ddc818e 100644
--- a/media/libstagefright/codecs/amrwb/src/pvamrwbdecoder.cpp
+++ b/media/libstagefright/codecs/amrwb/src/pvamrwbdecoder.cpp
@@ -455,7 +455,7 @@
                              &exc2[i_subfr],
                              0,
                              &synth16k[i_subfr *5/4],
-                             (short) 1,
+                             1,
                              HfIsf,
                              nb_bits,
                              newDTXState,
diff --git a/media/libstagefright/codecs/common/include/voType.h b/media/libstagefright/codecs/common/include/voType.h
index da208d4..73f24d0 100644
--- a/media/libstagefright/codecs/common/include/voType.h
+++ b/media/libstagefright/codecs/common/include/voType.h
@@ -22,6 +22,8 @@
 #ifndef __voType_H__
 #define __voType_H__
 
+#include <stdint.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif /* __cplusplus */
@@ -62,28 +64,28 @@
 typedef void VO_VOID;
 
 /** VO_U8 is an 8 bit unsigned quantity that is byte aligned */
-typedef unsigned char VO_U8;
+typedef uint8_t VO_U8;
 
 /** VO_BYTE is an 8 bit unsigned quantity that is byte aligned */
-typedef unsigned char VO_BYTE;
+typedef uint8_t VO_BYTE;
 
 /** VO_S8 is an 8 bit signed quantity that is byte aligned */
-typedef signed char VO_S8;
+typedef int8_t VO_S8;
 
 /** VO_CHAR is an 8 bit signed quantity that is byte aligned */
-typedef char VO_CHAR;
+typedef int8_t VO_CHAR;
 
 /** VO_U16 is a 16 bit unsigned quantity that is 16 bit word aligned */
-typedef unsigned short VO_U16;
+typedef uint16_t VO_U16;
 
 /** VO_S16 is a 16 bit signed quantity that is 16 bit word aligned */
-typedef signed short VO_S16;
+typedef int16_t VO_S16;
 
 /** VO_U32 is a 32 bit unsigned quantity that is 32 bit word aligned */
-typedef unsigned long VO_U32;
+typedef uint32_t VO_U32;
 
 /** VO_S32 is a 32 bit signed quantity that is 32 bit word aligned */
-typedef signed long VO_S32;
+typedef int32_t VO_S32;
 
 /* Users with compilers that cannot accept the "long long" designation should
    define the VO_SKIP64BIT macro.  It should be noted that this may cause
@@ -94,14 +96,14 @@
 #ifndef VO_SKIP64BIT
 #ifdef _MSC_VER
 /** VO_U64 is a 64 bit unsigned quantity that is 64 bit word aligned */
-typedef unsigned __int64  VO_U64;
+typedef uint64_t  VO_U64;
 /** VO_S64 is a 64 bit signed quantity that is 64 bit word aligned */
-typedef signed   __int64  VO_S64;
+typedef int64_t  VO_S64;
 #else // WIN32
 /** VO_U64 is a 64 bit unsigned quantity that is 64 bit word aligned */
-typedef unsigned long long VO_U64;
+typedef uint64_t VO_U64;
 /** VO_S64 is a 64 bit signed quantity that is 64 bit word aligned */
-typedef signed long long VO_S64;
+typedef int64_t VO_S64;
 #endif // WIN32
 #endif // VO_SKIP64BIT
 
diff --git a/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp b/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
index 2c0f224..4db0060 100644
--- a/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
+++ b/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
@@ -305,7 +305,7 @@
     while ((!inQueue.empty() || mSawInputEOS) && !outQueue.empty() && !mFinishedDecoder) {
         BufferInfo *outInfo = *outQueue.begin();
         OMX_BUFFERHEADERTYPE *outHeader = outInfo->mHeader;
-        short *outBuffer = reinterpret_cast<short *>(outHeader->pBuffer + outHeader->nOffset);
+        int16_t *outBuffer = reinterpret_cast<int16_t *>(outHeader->pBuffer + outHeader->nOffset);
         size_t outBufferSize = outHeader->nAllocLen - outHeader->nOffset;
         int64_t timeStamp = 0;
 
diff --git a/media/libstagefright/codecs/flac/enc/Android.bp b/media/libstagefright/codecs/flac/enc/Android.bp
index 46b974d..73f0dac 100644
--- a/media/libstagefright/codecs/flac/enc/Android.bp
+++ b/media/libstagefright/codecs/flac/enc/Android.bp
@@ -30,6 +30,7 @@
         "liblog",
     ],
 
+    header_libs: ["libbase_headers"],
     static_libs: ["libFLAC"],
 
     name: "libstagefright_soft_flacenc",
diff --git a/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp b/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
index fdc8975..955f211 100644
--- a/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
+++ b/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
@@ -16,6 +16,7 @@
 
 //#define LOG_NDEBUG 0
 #define LOG_TAG "SoftFlacEncoder"
+#include <android-base/macros.h>
 #include <utils/Log.h>
 
 #include "SoftFlacEncoder.h"
@@ -335,7 +336,7 @@
                 }
             }
 
-            // fall through
+            FALLTHROUGH_INTENDED;
         }
 
         default:
diff --git a/media/libstagefright/codecs/m4v_h263/enc/include/mp4enc_api.h b/media/libstagefright/codecs/m4v_h263/enc/include/mp4enc_api.h
index 9451479..d5a3ff1 100644
--- a/media/libstagefright/codecs/m4v_h263/enc/include/mp4enc_api.h
+++ b/media/libstagefright/codecs/m4v_h263/enc/include/mp4enc_api.h
@@ -18,16 +18,17 @@
 #ifndef _MP4ENC_API_H_
 #define _MP4ENC_API_H_
 
+#include <stdint.h>
 #include <string.h>
 
 #ifndef _PV_TYPES_
 #define _PV_TYPES_
-typedef unsigned char UChar;
-typedef char Char;
+typedef uint8_t UChar;
+typedef int8_t Char;
 typedef unsigned int UInt;
 typedef int Int;
-typedef unsigned short UShort;
-typedef short Short;
+typedef uint16_t UShort;
+typedef int16_t Short;
 typedef unsigned int Bool;
 typedef uint32_t ULong;
 
diff --git a/media/libstagefright/codecs/m4v_h263/enc/src/mp4def.h b/media/libstagefright/codecs/m4v_h263/enc/src/mp4def.h
index 2d44482..dbd70dc 100644
--- a/media/libstagefright/codecs/m4v_h263/enc/src/mp4def.h
+++ b/media/libstagefright/codecs/m4v_h263/enc/src/mp4def.h
@@ -52,13 +52,13 @@
 
 #ifndef _PV_TYPES_
 #define _PV_TYPES_
-typedef unsigned char UChar;
-typedef char Char;
+typedef uint8_t UChar;
+typedef int8_t Char;
 typedef unsigned int UInt;
 typedef int Int;
-typedef unsigned short UShort;
-typedef short Short;
-typedef short int SInt;
+typedef uint16_t UShort;
+typedef int16_t Short;
+typedef int16_t SInt;
 typedef unsigned int Bool;
 typedef uint32_t ULong;
 typedef void Void;
diff --git a/media/libstagefright/codecs/on2/enc/SoftVPXEncoder.cpp b/media/libstagefright/codecs/on2/enc/SoftVPXEncoder.cpp
index f6257b1..2dfba13 100644
--- a/media/libstagefright/codecs/on2/enc/SoftVPXEncoder.cpp
+++ b/media/libstagefright/codecs/on2/enc/SoftVPXEncoder.cpp
@@ -21,6 +21,7 @@
 #include "SoftVP8Encoder.h"
 #include "SoftVP9Encoder.h"
 
+#include <android-base/macros.h>
 #include <utils/Log.h>
 #include <utils/misc.h>
 
@@ -557,7 +558,7 @@
               break;
           case kTemporalUpdateGoldenWithoutDependency:
               flags |= VP8_EFLAG_NO_REF_GF;
-              // Deliberately no break here.
+              FALLTHROUGH_INTENDED;
           case kTemporalUpdateGolden:
               flags |= VP8_EFLAG_NO_REF_ARF;
               flags |= VP8_EFLAG_NO_UPD_ARF;
@@ -566,14 +567,14 @@
           case kTemporalUpdateAltrefWithoutDependency:
               flags |= VP8_EFLAG_NO_REF_ARF;
               flags |= VP8_EFLAG_NO_REF_GF;
-              // Deliberately no break here.
+              FALLTHROUGH_INTENDED;
           case kTemporalUpdateAltref:
               flags |= VP8_EFLAG_NO_UPD_GF;
               flags |= VP8_EFLAG_NO_UPD_LAST;
               break;
           case kTemporalUpdateNoneNoRefAltref:
               flags |= VP8_EFLAG_NO_REF_ARF;
-              // Deliberately no break here.
+              FALLTHROUGH_INTENDED;
           case kTemporalUpdateNone:
               flags |= VP8_EFLAG_NO_UPD_GF;
               flags |= VP8_EFLAG_NO_UPD_ARF;
diff --git a/media/libstagefright/codecs/xaacdec/SoftXAAC.cpp b/media/libstagefright/codecs/xaacdec/SoftXAAC.cpp
index 06b15b3..f352fba 100644
--- a/media/libstagefright/codecs/xaacdec/SoftXAAC.cpp
+++ b/media/libstagefright/codecs/xaacdec/SoftXAAC.cpp
@@ -79,7 +79,7 @@
 
 static const OMX_U32 kSupportedProfiles[] = {
     OMX_AUDIO_AACObjectLC, OMX_AUDIO_AACObjectHE,  OMX_AUDIO_AACObjectHE_PS,
-    OMX_AUDIO_AACObjectLD, OMX_AUDIO_AACObjectELD,
+    OMX_AUDIO_AACObjectLD, OMX_AUDIO_AACObjectELD, OMX_AUDIO_AACObjectXHE
 };
 
 SoftXAAC::SoftXAAC(const char* name, const OMX_CALLBACKTYPE* callbacks, OMX_PTR appData,
diff --git a/media/libstagefright/colorconversion/ColorConverter.cpp b/media/libstagefright/colorconversion/ColorConverter.cpp
index 862cc63..86bd9d6 100644
--- a/media/libstagefright/colorconversion/ColorConverter.cpp
+++ b/media/libstagefright/colorconversion/ColorConverter.cpp
@@ -16,6 +16,7 @@
 
 //#define LOG_NDEBUG 0
 #define LOG_TAG "ColorConverter"
+#include <android-base/macros.h>
 #include <utils/Log.h>
 
 #include <media/stagefright/foundation/ADebug.h>
@@ -82,7 +83,7 @@
             if (mDstFormat == OMX_COLOR_FormatYUV444Y410) {
                 return true;
             }
-            // fall-thru
+            FALLTHROUGH_INTENDED;
         case OMX_COLOR_FormatYUV420Planar:
             return mDstFormat == OMX_COLOR_Format16bitRGB565
                     || mDstFormat == OMX_COLOR_Format32BitRGBA8888
diff --git a/media/libstagefright/flac/dec/FLACDecoder.cpp b/media/libstagefright/flac/dec/FLACDecoder.cpp
index a2b6ab7..dfdc41c 100644
--- a/media/libstagefright/flac/dec/FLACDecoder.cpp
+++ b/media/libstagefright/flac/dec/FLACDecoder.cpp
@@ -120,7 +120,7 @@
 // Copy samples from FLAC native 32-bit non-interleaved to 16-bit interleaved.
 // These are candidates for optimization if needed.
 static void copyMono8(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -130,7 +130,7 @@
 }
 
 static void copyStereo8(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -141,7 +141,7 @@
 }
 
 static void copyMultiCh8(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned nChannels) {
@@ -153,7 +153,7 @@
 }
 
 static void copyMono16(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -163,7 +163,7 @@
 }
 
 static void copyStereo16(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -174,7 +174,7 @@
 }
 
 static void copyMultiCh16(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned nChannels) {
@@ -187,7 +187,7 @@
 
 // TODO: 24-bit versions should do dithering or noise-shaping, here or in AudioFlinger
 static void copyMono24(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -197,7 +197,7 @@
 }
 
 static void copyStereo24(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned /* nChannels */) {
@@ -208,7 +208,7 @@
 }
 
 static void copyMultiCh24(
-        short *dst,
+        int16_t *dst,
         const int * src[FLACDecoder::kMaxChannels],
         unsigned nSamples,
         unsigned nChannels) {
@@ -391,7 +391,7 @@
     static const struct {
         unsigned mChannels;
         unsigned mBitsPerSample;
-        void (*mCopy)(short *dst, const int * src[kMaxChannels],
+        void (*mCopy)(int16_t *dst, const int * src[kMaxChannels],
                 unsigned nSamples, unsigned nChannels);
     } table[] = {
         { 1,  8, copyMono8     },
@@ -420,7 +420,7 @@
 }
 
 status_t FLACDecoder::decodeOneFrame(const uint8_t *inBuffer, size_t inBufferLen,
-        short *outBuffer, size_t *outBufferLen) {
+        int16_t *outBuffer, size_t *outBufferLen) {
     ALOGV("decodeOneFrame: input size(%zu)", inBufferLen);
 
     if (!mStreamInfoValid) {
@@ -469,12 +469,12 @@
         return ERROR_MALFORMED;
     }
 
-    size_t bufferSize = blocksize * getChannels() * sizeof(short);
+    size_t bufferSize = blocksize * getChannels() * sizeof(int16_t);
     if (bufferSize > *outBufferLen) {
         ALOGW("decodeOneFrame: output buffer holds only partial frame %zu:%zu",
                 *outBufferLen, bufferSize);
-        blocksize = *outBufferLen / (getChannels() * sizeof(short));
-        bufferSize = blocksize * getChannels() * sizeof(short);
+        blocksize = *outBufferLen / (getChannels() * sizeof(int16_t));
+        bufferSize = blocksize * getChannels() * sizeof(int16_t);
     }
 
     if (mCopy == nullptr) {
diff --git a/media/libstagefright/flac/dec/FLACDecoder.h b/media/libstagefright/flac/dec/FLACDecoder.h
index 1a33cae..af419a2 100644
--- a/media/libstagefright/flac/dec/FLACDecoder.h
+++ b/media/libstagefright/flac/dec/FLACDecoder.h
@@ -41,7 +41,7 @@
 
     status_t parseMetadata(const uint8_t *inBuffer, size_t inBufferLen);
     status_t decodeOneFrame(const uint8_t *inBuffer, size_t inBufferLen,
-            short *outBuffer, size_t *outBufferLen);
+            int16_t *outBuffer, size_t *outBufferLen);
     void flush();
     virtual ~FLACDecoder();
 
@@ -89,7 +89,7 @@
     // most recent error reported by libFLAC decoder
     FLAC__StreamDecoderErrorStatus mErrorStatus;
 
-    void (*mCopy)(short *dst, const int *src[kMaxChannels], unsigned nSamples, unsigned nChannels);
+    void (*mCopy)(int16_t *dst, const int *src[kMaxChannels], unsigned nSamples, unsigned nChannels);
 
     status_t init();
 
diff --git a/media/libstagefright/foundation/AString.cpp b/media/libstagefright/foundation/AString.cpp
index c6ef75f..a8adff5 100644
--- a/media/libstagefright/foundation/AString.cpp
+++ b/media/libstagefright/foundation/AString.cpp
@@ -125,12 +125,10 @@
 }
 
 void AString::clear() {
-    if (mData && mData != kEmptyString) {
+    if (mData != kEmptyString) {
         free(mData);
-        mData = NULL;
+        mData = (char *)kEmptyString;
     }
-
-    mData = (char *)kEmptyString;
     mSize = 0;
     mAllocSize = 1;
 }
diff --git a/media/libstagefright/foundation/include/media/stagefright/foundation/ADebug.h b/media/libstagefright/foundation/include/media/stagefright/foundation/ADebug.h
index bac8fa9..a8b88fd 100644
--- a/media/libstagefright/foundation/include/media/stagefright/foundation/ADebug.h
+++ b/media/libstagefright/foundation/include/media/stagefright/foundation/ADebug.h
@@ -63,38 +63,21 @@
             __FILE__ ":" LITERAL_TO_STRING(__LINE__)    \
             " CHECK(" #condition ") failed.")
 
-#define MAKE_COMPARATOR(suffix,op)                          \
-    template<class A, class B>                              \
-    AString Compare_##suffix(const A &a, const B &b) {      \
-        AString res;                                        \
-        if (!(a op b)) {                                    \
-            res.append(a);                                  \
-            res.append(" vs. ");                            \
-            res.append(b);                                  \
-        }                                                   \
-        return res;                                         \
-    }
-
-MAKE_COMPARATOR(EQ,==)
-MAKE_COMPARATOR(NE,!=)
-MAKE_COMPARATOR(LE,<=)
-MAKE_COMPARATOR(GE,>=)
-MAKE_COMPARATOR(LT,<)
-MAKE_COMPARATOR(GT,>)
-
 #ifdef CHECK_OP
 #undef CHECK_OP
 #endif
 
 #define CHECK_OP(x,y,suffix,op)                                         \
     do {                                                                \
-        AString ___res = Compare_##suffix(x, y);                        \
-        if (!___res.empty()) {                                          \
+        const auto &a = x;                                              \
+        const auto &b = y;                                              \
+        if (!(a op b)) {                                                \
             AString ___full =                                           \
                 __FILE__ ":" LITERAL_TO_STRING(__LINE__)                \
                     " CHECK_" #suffix "( " #x "," #y ") failed: ";      \
-            ___full.append(___res);                                     \
-                                                                        \
+            ___full.append(a);                                          \
+            ___full.append(" vs. ");                                    \
+            ___full.append(b);                                          \
             LOG_ALWAYS_FATAL("%s", ___full.c_str());                    \
         }                                                               \
     } while (false)
diff --git a/media/libstagefright/httplive/Android.bp b/media/libstagefright/httplive/Android.bp
index 8a77401..2f933a0 100644
--- a/media/libstagefright/httplive/Android.bp
+++ b/media/libstagefright/httplive/Android.bp
@@ -46,6 +46,10 @@
         "android.hardware.cas.native@1.0",
     ],
 
+    header_libs: [
+        "libbase_headers",
+    ],
+
     static_libs: [
         "libstagefright_id3",
         "libstagefright_metadatautils",
diff --git a/media/libstagefright/httplive/LiveSession.cpp b/media/libstagefright/httplive/LiveSession.cpp
index 7eff8eb..86872c5 100644
--- a/media/libstagefright/httplive/LiveSession.cpp
+++ b/media/libstagefright/httplive/LiveSession.cpp
@@ -445,7 +445,7 @@
                return -EAGAIN;
             };
             (*accessUnit)->meta()->setInt32(
-                    "trackIndex", mPlaylist->getSelectedIndex());
+                    "track-index", mPlaylist->getSelectedIndex());
             (*accessUnit)->meta()->setInt64("baseUs", mRealTimeBaseUs);
         } else if (stream == STREAMTYPE_METADATA) {
             HLSTime mdTime((*accessUnit)->meta());
diff --git a/media/libstagefright/httplive/PlaylistFetcher.cpp b/media/libstagefright/httplive/PlaylistFetcher.cpp
index 9f39b5e..823f90e 100644
--- a/media/libstagefright/httplive/PlaylistFetcher.cpp
+++ b/media/libstagefright/httplive/PlaylistFetcher.cpp
@@ -16,6 +16,7 @@
 
 //#define LOG_NDEBUG 0
 #define LOG_TAG "PlaylistFetcher"
+#include <android-base/macros.h>
 #include <utils/Log.h>
 #include <utils/misc.h>
 
@@ -267,7 +268,7 @@
                 break;
             }
 
-            // fall through
+            FALLTHROUGH_INTENDED;
         }
 
         case FIRST_UNCHANGED_RELOAD_ATTEMPT:
diff --git a/media/libstagefright/include/NuCachedSource2.h b/media/libstagefright/include/NuCachedSource2.h
index f439a1c..f4aab25 100644
--- a/media/libstagefright/include/NuCachedSource2.h
+++ b/media/libstagefright/include/NuCachedSource2.h
@@ -51,6 +51,10 @@
         return mName;
     }
 
+    ssize_t getAvailableSize(status_t *finalStatus) {
+        return approxDataRemaining(finalStatus);
+    }
+
     ////////////////////////////////////////////////////////////////////////////
 
     size_t cachedSize();
diff --git a/media/libstagefright/include/media/stagefright/MediaExtractor.h b/media/libstagefright/include/media/stagefright/MediaExtractor.h
index d9456ab..3e5c905 100644
--- a/media/libstagefright/include/media/stagefright/MediaExtractor.h
+++ b/media/libstagefright/include/media/stagefright/MediaExtractor.h
@@ -104,7 +104,6 @@
     CMediaExtractor *wrapper;
 };
 
-
 }  // namespace android
 
 #endif  // MEDIA_EXTRACTOR_H_
diff --git a/media/libstagefright/omx/Android.bp b/media/libstagefright/omx/Android.bp
index 3e6942b..6250045 100644
--- a/media/libstagefright/omx/Android.bp
+++ b/media/libstagefright/omx/Android.bp
@@ -29,6 +29,7 @@
     ],
 
     header_libs: [
+        "libbase_headers",
         "media_plugin_headers",
     ],
 
diff --git a/media/libstagefright/omx/OMXNodeInstance.cpp b/media/libstagefright/omx/OMXNodeInstance.cpp
index 32113c2..99762b9 100644
--- a/media/libstagefright/omx/OMXNodeInstance.cpp
+++ b/media/libstagefright/omx/OMXNodeInstance.cpp
@@ -16,6 +16,7 @@
 
 //#define LOG_NDEBUG 0
 #define LOG_TAG "OMXNodeInstance"
+#include <android-base/macros.h>
 #include <utils/Log.h>
 
 #include <inttypes.h>
@@ -459,7 +460,7 @@
                 break;
             }
 
-            // fall through
+            FALLTHROUGH_INTENDED;
         }
 
         case OMX_StateIdle:
@@ -486,7 +487,7 @@
             }
             CHECK_EQ(err, OMX_ErrorNone);
 
-            // fall through
+            FALLTHROUGH_INTENDED;
         }
 
         case OMX_StateLoaded:
@@ -2196,8 +2197,8 @@
                     // bump internal-state debug level for 2 input and output frames
                     Mutex::Autolock _l(mDebugLock);
                     bumpDebugLevel_l(2 /* numInputBuffers */, 2 /* numOutputBuffers */);
+                    FALLTHROUGH_INTENDED;
                 }
-                // fall through
                 default:
                     arg2String = portString(arg2);
             }
@@ -2208,7 +2209,7 @@
             break;
         case OMX_EventPortSettingsChanged:
             arg2String = asString((OMX_INDEXEXTTYPE)arg2);
-            // fall through
+            FALLTHROUGH_INTENDED;
         default:
             arg1String = portString(arg1);
     }
diff --git a/media/libstagefright/omx/OMXUtils.cpp b/media/libstagefright/omx/OMXUtils.cpp
index f7b569d..9ed4a99 100644
--- a/media/libstagefright/omx/OMXUtils.cpp
+++ b/media/libstagefright/omx/OMXUtils.cpp
@@ -19,6 +19,7 @@
 
 #include <string.h>
 
+#include <android-base/macros.h>
 #include <media/stagefright/omx/OMXUtils.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/AUtils.h>
@@ -273,6 +274,7 @@
                 break;
             } else {
                 // fall through as YV12 is used for YUV420Planar by some codecs
+                FALLTHROUGH_INTENDED;
             }
 
         case OMX_COLOR_FormatYUV420Planar:
diff --git a/media/libstagefright/omx/tests/Android.bp b/media/libstagefright/omx/tests/Android.bp
index 3b521ab..ef36982 100644
--- a/media/libstagefright/omx/tests/Android.bp
+++ b/media/libstagefright/omx/tests/Android.bp
@@ -27,6 +27,10 @@
         "frameworks/native/include/media/openmax",
     ],
 
+    header_libs: [
+        "libbase_headers",
+    ],
+
     cflags: [
         "-Werror",
         "-Wall",
diff --git a/media/libstagefright/omx/tests/OMXHarness.cpp b/media/libstagefright/omx/tests/OMXHarness.cpp
index 5388ba7..c2f1072 100644
--- a/media/libstagefright/omx/tests/OMXHarness.cpp
+++ b/media/libstagefright/omx/tests/OMXHarness.cpp
@@ -17,6 +17,7 @@
 //#define LOG_NDEBUG 0
 #define LOG_TAG "OMXHarness"
 #include <inttypes.h>
+#include <android-base/macros.h>
 #include <utils/Log.h>
 
 #include "OMXHarness.h"
@@ -843,7 +844,7 @@
 
             case '?':
                 fprintf(stderr, "\n");
-                // fall through
+                FALLTHROUGH_INTENDED;
 
             case 'h':
             default:
diff --git a/media/libstagefright/xmlparser/Android.bp b/media/libstagefright/xmlparser/Android.bp
index a4fa342..5737ac2 100644
--- a/media/libstagefright/xmlparser/Android.bp
+++ b/media/libstagefright/xmlparser/Android.bp
@@ -19,6 +19,10 @@
         "libstagefright_omx_utils",
     ],
 
+    header_libs: [
+        "libbase_headers",
+    ],
+
     cflags: [
         "-Werror",
         "-Wall",
diff --git a/media/libstagefright/xmlparser/MediaCodecsXmlParser.cpp b/media/libstagefright/xmlparser/MediaCodecsXmlParser.cpp
index ffd30ea..0832944 100644
--- a/media/libstagefright/xmlparser/MediaCodecsXmlParser.cpp
+++ b/media/libstagefright/xmlparser/MediaCodecsXmlParser.cpp
@@ -19,6 +19,7 @@
 
 #include <media/stagefright/xmlparser/MediaCodecsXmlParser.h>
 
+#include <android-base/macros.h>
 #include <utils/Log.h>
 #include <media/stagefright/MediaErrors.h>
 #include <media/stagefright/omx/OMXUtils.h>
@@ -340,7 +341,7 @@
             }
         }
         inType = false;
-        // fall through
+        FALLTHROUGH_INTENDED;
 
         case SECTION_DECODER_TYPE:
         case SECTION_ENCODER_TYPE:
diff --git a/media/mtp/MtpFfsHandle.cpp b/media/mtp/MtpFfsHandle.cpp
index f25fc71..ad3c068 100644
--- a/media/mtp/MtpFfsHandle.cpp
+++ b/media/mtp/MtpFfsHandle.cpp
@@ -212,7 +212,6 @@
     uint16_t value = setup->wValue;
     std::vector<char> buf;
     buf.resize(length);
-    int ret = 0;
 
     if (!(type & USB_DIR_IN)) {
         if (::read(mControl, buf.data(), length) != length) {
@@ -225,8 +224,8 @@
         case MTP_REQ_RESET:
         case MTP_REQ_CANCEL:
             errno = ECANCELED;
-            ret = -1;
-            break;
+            return -1;
+        //    break;
         case MTP_REQ_GET_DEVICE_STATUS:
         {
             if (length < sizeof(struct mtp_device_status) + 4) {
diff --git a/media/ndk/Android.bp b/media/ndk/Android.bp
index 2f298cf..417f1df 100644
--- a/media/ndk/Android.bp
+++ b/media/ndk/Android.bp
@@ -83,6 +83,7 @@
         "libgui",
         "libui",
         "libmedia2_jni_core",
+        "libmediandk_utils",
     ],
 
     export_include_dirs: ["include"],
@@ -99,3 +100,44 @@
     symbol_file: "libmediandk.map.txt",
     export_include_dirs: ["include"],
 }
+
+cc_library {
+    name: "libmediandk_utils",
+
+    srcs: [
+        "NdkMediaDataSourceCallbacks.cpp",
+    ],
+
+    include_dirs: [
+        "frameworks/av/media/libstagefright/include",
+        "frameworks/av/media/ndk/include",
+    ],
+
+    export_include_dirs: [
+        "include",
+    ],
+
+    cflags: [
+        "-Werror",
+        "-Wno-error=deprecated-declarations",
+        "-Wall",
+    ],
+
+    shared_libs: [
+        "libstagefright_foundation",
+        "liblog",
+        "libutils",
+        "libcutils",
+    ],
+
+    sanitize: {
+        misc_undefined: [
+            "unsigned-integer-overflow",
+            "signed-integer-overflow",
+        ],
+        cfi: true,
+        diag: {
+            cfi: true,
+        },
+    },
+}
diff --git a/media/ndk/NdkMediaDataSource.cpp b/media/ndk/NdkMediaDataSource.cpp
index ec2aed6..9ea734b 100644
--- a/media/ndk/NdkMediaDataSource.cpp
+++ b/media/ndk/NdkMediaDataSource.cpp
@@ -32,12 +32,14 @@
 #include <media/IMediaHTTPService.h>
 #include <media/NdkMediaError.h>
 #include <media/NdkMediaDataSource.h>
+#include <media/stagefright/DataSourceFactory.h>
 #include <media/stagefright/InterfaceUtils.h>
 #include <mediaplayer2/JavaVMHelper.h>
 #include <mediaplayer2/JMedia2HTTPService.h>
 
 #include "../../libstagefright/include/HTTPBase.h"
 #include "../../libstagefright/include/NuCachedSource2.h"
+#include "NdkMediaDataSourceCallbacksPriv.h"
 
 using namespace android;
 
@@ -188,6 +190,24 @@
 }
 
 EXPORT
+AMediaDataSource* AMediaDataSource_newUri(
+        const char *uri,
+        int numheaders,
+        const char * const *key_values) {
+
+    sp<MediaHTTPService> service = createMediaHttpService(uri, /* version = */ 1);
+    KeyedVector<String8, String8> headers;
+    for (int i = 0; i < numheaders; ++i) {
+        String8 key8(key_values[i * 2]);
+        String8 value8(key_values[i * 2 + 1]);
+        headers.add(key8, value8);
+    }
+
+    sp<DataSource> source = DataSourceFactory::CreateFromURI(service, uri, &headers);
+    return convertDataSourceToAMediaDataSource(source);
+}
+
+EXPORT
 void AMediaDataSource_delete(AMediaDataSource *mSource) {
     ALOGV("dtor");
     if (mSource != NULL) {
diff --git a/media/ndk/NdkMediaDataSourceCallbacks.cpp b/media/ndk/NdkMediaDataSourceCallbacks.cpp
new file mode 100644
index 0000000..4338048
--- /dev/null
+++ b/media/ndk/NdkMediaDataSourceCallbacks.cpp
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "NdkMediaDataSourceCallbacks"
+
+#include "NdkMediaDataSourceCallbacksPriv.h"
+#include <media/DataSource.h>
+
+namespace android {
+
+ssize_t DataSource_getSize(void *userdata) {
+    DataSource *source = static_cast<DataSource *>(userdata);
+    off64_t size = -1;
+    source->getSize(&size);
+    return size;
+}
+
+ssize_t DataSource_readAt(void *userdata, off64_t offset, void * buf, size_t size) {
+    DataSource *source = static_cast<DataSource *>(userdata);
+    return source->readAt(offset, buf, size);
+}
+
+void DataSource_close(void *userdata) {
+    DataSource *source = static_cast<DataSource *>(userdata);
+    source->close();
+}
+
+}  // namespace android
diff --git a/media/ndk/NdkMediaDataSourceCallbacksPriv.h b/media/ndk/NdkMediaDataSourceCallbacksPriv.h
new file mode 100644
index 0000000..65fb0aa
--- /dev/null
+++ b/media/ndk/NdkMediaDataSourceCallbacksPriv.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2018, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef A_MEDIA_DATA_SOURCE_CALLBACKS_H
+
+#define A_MEDIA_DATA_SOURCE_CALLBACKS_H
+
+#include <media/DataSource.h>
+#include <media/NdkMediaDataSource.h>
+#include <media/NdkMediaError.h>
+#include <sys/types.h>
+
+namespace android {
+
+ssize_t DataSource_getSize(void *userdata);
+
+ssize_t DataSource_readAt(void *userdata, off64_t offset, void * buf, size_t size);
+
+void DataSource_close(void *userdata);
+
+static inline AMediaDataSource* convertDataSourceToAMediaDataSource(const sp<DataSource> &source) {
+    if (source == NULL) {
+        return NULL;
+    }
+    AMediaDataSource *mSource = AMediaDataSource_new();
+    AMediaDataSource_setUserdata(mSource, source.get());
+    AMediaDataSource_setReadAt(mSource, DataSource_readAt);
+    AMediaDataSource_setGetSize(mSource, DataSource_getSize);
+    AMediaDataSource_setClose(mSource, DataSource_close);
+    return mSource;
+}
+
+}  // namespace android
+
+#endif  // A_MEDIA_DATA_SOURCE_CALLBACKS_H
diff --git a/media/ndk/include/media/NdkMediaDataSource.h b/media/ndk/include/media/NdkMediaDataSource.h
index ea5ba0c..021029b 100644
--- a/media/ndk/include/media/NdkMediaDataSource.h
+++ b/media/ndk/include/media/NdkMediaDataSource.h
@@ -86,6 +86,30 @@
  */
 AMediaDataSource* AMediaDataSource_new() __INTRODUCED_IN(28);
 
+#if __ANDROID_API__ >= 29
+
+/**
+ * Create new media data source. Returns NULL if memory allocation
+ * for the new data source object fails.
+ *
+ * Set the |uri| from which the data source will read,
+ * plus additional http headers when initiating the request.
+ *
+ * Headers will contain corresponding items from |key_values|
+ * in the following fashion:
+ *
+ * key_values[0]:key_values[1]
+ * key_values[2]:key_values[3]
+ * ...
+ * key_values[(numheaders - 1) * 2]:key_values[(numheaders - 1) * 2 + 1]
+ *
+ */
+AMediaDataSource* AMediaDataSource_newUri(const char *uri,
+        int numheaders,
+        const char * const *key_values) __INTRODUCED_IN(29);
+
+#endif  /*__ANDROID_API__ >= 29 */
+
 /**
  * Delete a previously created media data source.
  */
diff --git a/media/ndk/libmediandk.map.txt b/media/ndk/libmediandk.map.txt
index 1fd69a2..a805e87 100644
--- a/media/ndk/libmediandk.map.txt
+++ b/media/ndk/libmediandk.map.txt
@@ -141,6 +141,7 @@
     AMediaDataSource_setGetSize;  # introduced=28
     AMediaDataSource_setReadAt;   # introduced=28
     AMediaDataSource_setUserdata; # introduced=28
+    AMediaDataSource_newUri;      # introduced=29
     AMediaDrm_closeSession;
     AMediaDrm_createByUUID;
     AMediaDrm_decrypt;
diff --git a/packages/MediaComponents/Android.mk b/packages/MediaComponents/Android.mk
index 55a5424..fff3a62 100644
--- a/packages/MediaComponents/Android.mk
+++ b/packages/MediaComponents/Android.mk
@@ -14,59 +14,57 @@
 # limitations under the License.
 #
 
-# This package is excluded from build for now since APIs using this apk became hidden.
-#
-#LOCAL_PATH := $(call my-dir)
-#ifneq ($(TARGET_BUILD_PDK),true) # Build MediaComponents only if this is not a PDK build.  MediaComponents won't
-## build in PDK builds because frameworks/base/core/java is not available but
-## IMediaSession2.aidl and IMediaController2.aidl are using classes from
-## frameworks/base/core/java.
-#
-#include $(CLEAR_VARS)
-#
-#LOCAL_PACKAGE_NAME := MediaComponents
-#LOCAL_MODULE_OWNER := google
-#
-## TODO: create a separate key for this package.
-#LOCAL_CERTIFICATE := platform
-#
-## TODO: Use System SDK once public APIs are approved
-## LOCAL_SDK_VERSION := system_current
-#LOCAL_PRIVATE_PLATFORM_APIS := true
-#
-#LOCAL_SRC_FILES := \
-#    $(call all-java-files-under, src) \
-#    $(call all-Iaidl-files-under, src)
-#
-#LOCAL_PROGUARD_FLAG_FILES := proguard.cfg
-#
-#LOCAL_MULTILIB := first
-#
-#LOCAL_JAVA_LIBRARIES += androidx.annotation_annotation
-#
-## To embed native libraries in package, uncomment the lines below.
-##LOCAL_MODULE_TAGS := samples
-##LOCAL_JNI_SHARED_LIBRARIES := \
-##    libaacextractor \
-##    libamrextractor \
-##    libflacextractor \
-##    libmidiextractor \
-##    libmkvextractor \
-##    libmp3extractor \
-##    libmp4extractor \
-##    libmpeg2extractor \
-##    liboggextractor \
-##    libwavextractor \
-#
-## TODO: Remove dependency with other support libraries.
-#LOCAL_STATIC_ANDROID_LIBRARIES += \
-#    androidx.legacy_legacy-support-v4 \
-#    androidx.appcompat_appcompat \
-#    androidx.palette_palette
-#LOCAL_USE_AAPT2 := true
-#
-#include $(BUILD_PACKAGE)
-#
-#endif  # ifneq ($(TARGET_BUILD_PDK),true)
-#
-#include $(call all-makefiles-under,$(LOCAL_PATH))
+LOCAL_PATH := $(call my-dir)
+ifneq ($(TARGET_BUILD_PDK),true) # Build MediaComponents only if this is not a PDK build.  MediaComponents won't
+# build in PDK builds because frameworks/base/core/java is not available but
+# IMediaSession2.aidl and IMediaController2.aidl are using classes from
+# frameworks/base/core/java.
+
+include $(CLEAR_VARS)
+
+LOCAL_PACKAGE_NAME := MediaComponents
+LOCAL_MODULE_OWNER := google
+
+# TODO: create a separate key for this package.
+LOCAL_CERTIFICATE := platform
+
+# TODO: Use System SDK once public APIs are approved
+# LOCAL_SDK_VERSION := system_current
+LOCAL_PRIVATE_PLATFORM_APIS := true
+
+LOCAL_SRC_FILES := \
+    $(call all-java-files-under, src) \
+    $(call all-Iaidl-files-under, src)
+
+LOCAL_PROGUARD_FLAG_FILES := proguard.cfg
+
+LOCAL_MULTILIB := first
+
+LOCAL_JAVA_LIBRARIES += androidx.annotation_annotation
+
+# To embed native libraries in package, uncomment the lines below.
+#LOCAL_MODULE_TAGS := samples
+#LOCAL_JNI_SHARED_LIBRARIES := \
+#    libaacextractor \
+#    libamrextractor \
+#    libflacextractor \
+#    libmidiextractor \
+#    libmkvextractor \
+#    libmp3extractor \
+#    libmp4extractor \
+#    libmpeg2extractor \
+#    liboggextractor \
+#    libwavextractor \
+
+# TODO: Remove dependency with other support libraries.
+LOCAL_STATIC_ANDROID_LIBRARIES += \
+    androidx.legacy_legacy-support-v4 \
+    androidx.appcompat_appcompat \
+    androidx.palette_palette
+LOCAL_USE_AAPT2 := true
+
+include $(BUILD_PACKAGE)
+
+endif  # ifneq ($(TARGET_BUILD_PDK),true)
+
+include $(call all-makefiles-under,$(LOCAL_PATH))
diff --git a/packages/MediaComponents/src/com/android/widget/VideoView2Impl.java b/packages/MediaComponents/src/com/android/widget/VideoView2Impl.java
index ffb145a..54ef719 100644
--- a/packages/MediaComponents/src/com/android/widget/VideoView2Impl.java
+++ b/packages/MediaComponents/src/com/android/widget/VideoView2Impl.java
@@ -33,8 +33,7 @@
 import android.media.MediaMetadata2;
 import android.media.MediaMetadataRetriever;
 import android.media.MediaPlayer2;
-import android.media.MediaPlayer2.MediaPlayer2EventCallback;
-import android.media.MediaPlayer2.OnSubtitleDataListener;
+import android.media.MediaPlayer2.EventCallback;
 import android.media.MediaPlayer2Impl;
 import android.media.Metadata;
 import android.media.PlaybackParams;
@@ -733,12 +732,11 @@
                     runnable.run();
                 }
             };
-            mMediaPlayer.setMediaPlayer2EventCallback(executor, mMediaPlayer2Callback);
+            mMediaPlayer.registerEventCallback(executor, mMediaPlayer2Callback);
 
             mCurrentBufferPercentage = -1;
             mMediaPlayer.setDataSource(dsd);
             mMediaPlayer.setAudioAttributes(mAudioAttributes);
-            mMediaPlayer.setOnSubtitleDataListener(mSubtitleListener);
             // we don't set the target state here either, but preserve the
             // target state that was there before.
             mCurrentState = STATE_PREPARING;
@@ -1106,10 +1104,10 @@
         mInstance.addView(mMusicView, 0);
     }
 
-    OnSubtitleDataListener mSubtitleListener =
-            new OnSubtitleDataListener() {
+    EventCallback mMediaPlayer2Callback =
+            new EventCallback() {
                 @Override
-                public void onSubtitleData(MediaPlayer2 mp, SubtitleData data) {
+                public void onSubtitleData(MediaPlayer2 mp, DataSourceDesc dsd, SubtitleData data) {
                     if (DEBUG) {
                         Log.d(TAG, "onSubtitleData(): getTrackIndex: " + data.getTrackIndex()
                                 + ", getCurrentPosition: " + mp.getCurrentPosition()
@@ -1133,10 +1131,7 @@
                         }
                     }
                 }
-            };
 
-    MediaPlayer2EventCallback mMediaPlayer2Callback =
-            new MediaPlayer2EventCallback() {
                 @Override
                 public void onVideoSizeChanged(
                         MediaPlayer2 mp, DataSourceDesc dsd, int width, int height) {
@@ -1169,7 +1164,7 @@
                         extractTracks();
                     } else if (what == MediaPlayer2.MEDIA_INFO_PREPARED) {
                         this.onPrepared(mp, dsd);
-                    } else if (what == MediaPlayer2.MEDIA_INFO_PLAYBACK_COMPLETE) {
+                    } else if (what == MediaPlayer2.MEDIA_INFO_DATA_SOURCE_END) {
                         this.onCompletion(mp, dsd);
                     } else if (what == MediaPlayer2.MEDIA_INFO_BUFFERING_UPDATE) {
                         this.onBufferingUpdate(mp, dsd, extra);
diff --git a/services/audioflinger/Threads.cpp b/services/audioflinger/Threads.cpp
index d7a4451..13ca912 100644
--- a/services/audioflinger/Threads.cpp
+++ b/services/audioflinger/Threads.cpp
@@ -6963,7 +6963,7 @@
                                 framesIn, mSampleRate, activeTrack->mSampleRate));
 
                 if (activeTrack->isDirect()) {
-                    // No RecordBufferConverter used for compressed formats. Pass
+                    // No RecordBufferConverter used for direct streams. Pass
                     // straight from RecordThread buffer to RecordTrack buffer.
                     AudioBufferProvider::Buffer buffer;
                     buffer.frameCount = framesOut;
@@ -6973,7 +6973,7 @@
                                 "%s() read less than expected (%zu vs %zu)",
                                 __func__, buffer.frameCount, framesOut);
                         framesOut = buffer.frameCount;
-                        memcpy(activeTrack->mSink.raw, buffer.raw, buffer.frameCount);
+                        memcpy(activeTrack->mSink.raw, buffer.raw, buffer.frameCount * mFrameSize);
                         activeTrack->mResamplerBufferProvider->releaseBuffer(&buffer);
                     } else {
                         framesOut = 0;
diff --git a/services/audiopolicy/Android.mk b/services/audiopolicy/Android.mk
index b75e957..c577589 100644
--- a/services/audiopolicy/Android.mk
+++ b/services/audiopolicy/Android.mk
@@ -81,7 +81,7 @@
 LOCAL_SHARED_LIBRARIES += libmediametrics
 
 ifeq ($(USE_XML_AUDIO_POLICY_CONF), 1)
-LOCAL_SHARED_LIBRARIES += libicuuc libxml2
+LOCAL_SHARED_LIBRARIES += libhidlbase libicuuc libxml2
 
 LOCAL_CFLAGS += -DUSE_XML_AUDIO_POLICY_CONF
 endif #ifeq ($(USE_XML_AUDIO_POLICY_CONF), 1)
diff --git a/services/audiopolicy/common/managerdefinitions/Android.mk b/services/audiopolicy/common/managerdefinitions/Android.mk
index bacb780..3336b79 100644
--- a/services/audiopolicy/common/managerdefinitions/Android.mk
+++ b/services/audiopolicy/common/managerdefinitions/Android.mk
@@ -39,7 +39,7 @@
 
 LOCAL_SRC_FILES += src/Serializer.cpp
 
-LOCAL_SHARED_LIBRARIES += libicuuc libxml2
+LOCAL_SHARED_LIBRARIES += libhidlbase libicuuc libxml2
 
 LOCAL_C_INCLUDES += \
     external/libxml2/include \
diff --git a/services/audiopolicy/common/managerdefinitions/src/Serializer.cpp b/services/audiopolicy/common/managerdefinitions/src/Serializer.cpp
index e062e4e..d5a09fe 100644
--- a/services/audiopolicy/common/managerdefinitions/src/Serializer.cpp
+++ b/services/audiopolicy/common/managerdefinitions/src/Serializer.cpp
@@ -20,6 +20,7 @@
 #include <memory>
 #include <string>
 
+#include <hidl/Status.h>
 #include <libxml/parser.h>
 #include <libxml/xinclude.h>
 #include <media/convert.h>
@@ -34,14 +35,20 @@
 
 namespace {
 
+// TODO(mnaganov): Consider finding an alternative for using HIDL code.
+using hardware::Return;
+using hardware::Status;
 using utilities::convertTo;
 
 template<typename E, typename C>
 struct BaseSerializerTraits {
-    typedef E Element;
-    typedef sp<E> PtrElement;
+    typedef sp<E> Element;
     typedef C Collection;
     typedef void* PtrSerializingCtx;
+
+    static status_t addElementToCollection(const Element &element, Collection *collection) {
+        return collection->add(element) >= 0 ? NO_ERROR : BAD_VALUE;
+    }
 };
 
 struct AudioGainTraits : public BaseSerializerTraits<AudioGain, AudioGainCollection>
@@ -66,8 +73,7 @@
         static constexpr const char *maxRampMs = "maxRampMs";
     };
 
-    static status_t deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                PtrSerializingCtx serializingContext);
+    static Return<Element> deserialize(const xmlNode *cur, PtrSerializingCtx serializingContext);
     // No children
 };
 
@@ -85,8 +91,7 @@
         static constexpr const char *channelMasks = "channelMasks";
     };
 
-    static status_t deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                PtrSerializingCtx serializingContext);
+    static Return<Element> deserialize(const xmlNode *cur, PtrSerializingCtx serializingContext);
 };
 
 struct MixPortTraits : public BaseSerializerTraits<IOProfile, IOProfileCollection>
@@ -104,8 +109,7 @@
         static constexpr const char *maxActiveCount = "maxActiveCount";
     };
 
-    static status_t deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                PtrSerializingCtx serializingContext);
+    static Return<Element> deserialize(const xmlNode *cur, PtrSerializingCtx serializingContext);
     // Children: GainTraits
 };
 
@@ -125,8 +129,7 @@
         static constexpr const char *address = "address";
     };
 
-    static status_t deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                PtrSerializingCtx serializingContext);
+    static Return<Element> deserialize(const xmlNode *cur, PtrSerializingCtx serializingContext);
     // Children: GainTraits (optional)
 };
 
@@ -146,8 +149,7 @@
 
     typedef HwModule *PtrSerializingCtx;
 
-    static status_t deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                PtrSerializingCtx ctx);
+    static Return<Element> deserialize(const xmlNode *cur, PtrSerializingCtx serializingContext);
 };
 
 struct ModuleTraits : public BaseSerializerTraits<HwModule, HwModuleCollection>
@@ -167,9 +169,7 @@
 
     typedef AudioPolicyConfig *PtrSerializingCtx;
 
-    static status_t deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                PtrSerializingCtx serializingContext);
-
+    static Return<Element> deserialize(const xmlNode *cur, PtrSerializingCtx serializingContext);
     // Children: mixPortTraits, devicePortTraits, and routeTraits
     // Need to call deserialize on each child
 };
@@ -201,8 +201,7 @@
         static constexpr const char *referenceName = "name";
     };
 
-    static status_t deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                PtrSerializingCtx serializingContext);
+    static Return<Element> deserialize(const xmlNode *cur, PtrSerializingCtx serializingContext);
     // No Children
 };
 
@@ -213,7 +212,7 @@
     {
         ALOGV("%s: Version=%s Root=%s", __func__, mVersion.c_str(), rootName);
     }
-    status_t deserialize(const char *str, AudioPolicyConfig *config);
+    status_t deserialize(const char *configFile, AudioPolicyConfig *config);
 
 private:
     static constexpr const char *rootName = "audioPolicyConfiguration";
@@ -257,10 +256,9 @@
 template <class Trait>
 const xmlNode* getReference(const xmlNode *cur, const std::string &refName)
 {
-    while (cur != NULL) {
+    for (; cur != NULL; cur = cur->next) {
         if (!xmlStrcmp(cur->name, reinterpret_cast<const xmlChar*>(Trait::collectionTag))) {
-            const xmlNode *child = cur->children;
-            while (child != NULL) {
+            for (const xmlNode *child = cur->children; child != NULL; child = child->next) {
                 if ((!xmlStrcmp(child->name,
                                         reinterpret_cast<const xmlChar*>(Trait::referenceTag)))) {
                     std::string name = getXmlAttribute(child, Trait::Attributes::referenceName);
@@ -268,100 +266,93 @@
                         return child;
                     }
                 }
-                child = child->next;
             }
         }
-        cur = cur->next;
     }
     return NULL;
 }
 
 template <class Trait>
-status_t deserializeCollection(xmlDoc *doc, const xmlNode *cur,
+status_t deserializeCollection(const xmlNode *cur,
         typename Trait::Collection *collection,
         typename Trait::PtrSerializingCtx serializingContext)
 {
-    cur = cur->xmlChildrenNode;
-    while (cur != NULL) {
-        if (xmlStrcmp(cur->name, reinterpret_cast<const xmlChar*>(Trait::collectionTag)) &&
-                xmlStrcmp(cur->name, reinterpret_cast<const xmlChar*>(Trait::tag))) {
-            cur = cur->next;
-            continue;
+    for (cur = cur->xmlChildrenNode; cur != NULL; cur = cur->next) {
+        const xmlNode *child = NULL;
+        if (!xmlStrcmp(cur->name, reinterpret_cast<const xmlChar*>(Trait::collectionTag))) {
+            child = cur->xmlChildrenNode;
+        } else if (!xmlStrcmp(cur->name, reinterpret_cast<const xmlChar*>(Trait::tag))) {
+            child = cur;
         }
-        const xmlNode *child = cur;
-        if (!xmlStrcmp(child->name, reinterpret_cast<const xmlChar*>(Trait::collectionTag))) {
-            child = child->xmlChildrenNode;
-        }
-        while (child != NULL) {
+        for (; child != NULL; child = child->next) {
             if (!xmlStrcmp(child->name, reinterpret_cast<const xmlChar*>(Trait::tag))) {
-                typename Trait::PtrElement element;
-                status_t status = Trait::deserialize(doc, child, &element, serializingContext);
-                if (status != NO_ERROR) {
-                    return status;
-                }
-                if (collection->add(element) < 0) {
-                    ALOGE("%s: could not add element to %s collection", __func__,
-                          Trait::collectionTag);
+                auto element = Trait::deserialize(child, serializingContext);
+                if (element.isOk()) {
+                    status_t status = Trait::addElementToCollection(element, collection);
+                    if (status != NO_ERROR) {
+                        ALOGE("%s: could not add element to %s collection", __func__,
+                            Trait::collectionTag);
+                        return status;
+                    }
+                } else {
                     return BAD_VALUE;
                 }
             }
-            child = child->next;
         }
         if (!xmlStrcmp(cur->name, reinterpret_cast<const xmlChar*>(Trait::tag))) {
             return NO_ERROR;
         }
-        cur = cur->next;
     }
     return NO_ERROR;
 }
 
-status_t AudioGainTraits::deserialize(xmlDoc */*doc*/, const xmlNode *root, PtrElement *element,
-                                      PtrSerializingCtx /*serializingContext*/)
+Return<AudioGainTraits::Element> AudioGainTraits::deserialize(const xmlNode *cur,
+        PtrSerializingCtx /*serializingContext*/)
 {
     static uint32_t index = 0;
-    PtrElement &gain = *element = new Element(index++, true);
+    Element gain = new AudioGain(index++, true);
 
-    std::string mode = getXmlAttribute(root, Attributes::mode);
+    std::string mode = getXmlAttribute(cur, Attributes::mode);
     if (!mode.empty()) {
         gain->setMode(GainModeConverter::maskFromString(mode));
     }
 
-    std::string channelsLiteral = getXmlAttribute(root, Attributes::channelMask);
+    std::string channelsLiteral = getXmlAttribute(cur, Attributes::channelMask);
     if (!channelsLiteral.empty()) {
         gain->setChannelMask(channelMaskFromString(channelsLiteral));
     }
 
-    std::string minValueMBLiteral = getXmlAttribute(root, Attributes::minValueMB);
+    std::string minValueMBLiteral = getXmlAttribute(cur, Attributes::minValueMB);
     int32_t minValueMB;
     if (!minValueMBLiteral.empty() && convertTo(minValueMBLiteral, minValueMB)) {
         gain->setMinValueInMb(minValueMB);
     }
 
-    std::string maxValueMBLiteral = getXmlAttribute(root, Attributes::maxValueMB);
+    std::string maxValueMBLiteral = getXmlAttribute(cur, Attributes::maxValueMB);
     int32_t maxValueMB;
     if (!maxValueMBLiteral.empty() && convertTo(maxValueMBLiteral, maxValueMB)) {
         gain->setMaxValueInMb(maxValueMB);
     }
 
-    std::string defaultValueMBLiteral = getXmlAttribute(root, Attributes::defaultValueMB);
+    std::string defaultValueMBLiteral = getXmlAttribute(cur, Attributes::defaultValueMB);
     int32_t defaultValueMB;
     if (!defaultValueMBLiteral.empty() && convertTo(defaultValueMBLiteral, defaultValueMB)) {
         gain->setDefaultValueInMb(defaultValueMB);
     }
 
-    std::string stepValueMBLiteral = getXmlAttribute(root, Attributes::stepValueMB);
+    std::string stepValueMBLiteral = getXmlAttribute(cur, Attributes::stepValueMB);
     uint32_t stepValueMB;
     if (!stepValueMBLiteral.empty() && convertTo(stepValueMBLiteral, stepValueMB)) {
         gain->setStepValueInMb(stepValueMB);
     }
 
-    std::string minRampMsLiteral = getXmlAttribute(root, Attributes::minRampMs);
+    std::string minRampMsLiteral = getXmlAttribute(cur, Attributes::minRampMs);
     uint32_t minRampMs;
     if (!minRampMsLiteral.empty() && convertTo(minRampMsLiteral, minRampMs)) {
         gain->setMinRampInMs(minRampMs);
     }
 
-    std::string maxRampMsLiteral = getXmlAttribute(root, Attributes::maxRampMs);
+    std::string maxRampMsLiteral = getXmlAttribute(cur, Attributes::maxRampMs);
     uint32_t maxRampMs;
     if (!maxRampMsLiteral.empty() && convertTo(maxRampMsLiteral, maxRampMs)) {
         gain->setMaxRampInMs(maxRampMs);
@@ -370,20 +361,21 @@
           gain->getMode(), gain->getChannelMask(), gain->getMinValueInMb(),
           gain->getMaxValueInMb());
 
-    if (gain->getMode() == 0) {
-        return BAD_VALUE;
+    if (gain->getMode() != 0) {
+        return gain;
+    } else {
+        return Status::fromStatusT(BAD_VALUE);
     }
-    return NO_ERROR;
 }
 
-status_t AudioProfileTraits::deserialize(xmlDoc */*doc*/, const xmlNode *root, PtrElement *element,
-                                         PtrSerializingCtx /*serializingContext*/)
+Return<AudioProfileTraits::Element> AudioProfileTraits::deserialize(const xmlNode *cur,
+        PtrSerializingCtx /*serializingContext*/)
 {
-    std::string samplingRates = getXmlAttribute(root, Attributes::samplingRates);
-    std::string format = getXmlAttribute(root, Attributes::format);
-    std::string channels = getXmlAttribute(root, Attributes::channelMasks);
+    std::string samplingRates = getXmlAttribute(cur, Attributes::samplingRates);
+    std::string format = getXmlAttribute(cur, Attributes::format);
+    std::string channels = getXmlAttribute(cur, Attributes::channelMasks);
 
-    PtrElement &profile = *element = new Element(formatFromString(format, gDynamicFormat),
+    Element profile = new AudioProfile(formatFromString(format, gDynamicFormat),
             channelMasksFromString(channels, ","),
             samplingRatesFromString(samplingRates, ","));
 
@@ -391,33 +383,33 @@
     profile->setDynamicChannels(profile->getChannels().isEmpty());
     profile->setDynamicRate(profile->getSampleRates().isEmpty());
 
-    return NO_ERROR;
+    return profile;
 }
 
-status_t MixPortTraits::deserialize(xmlDoc *doc, const xmlNode *child, PtrElement *element,
-                                    PtrSerializingCtx /*serializingContext*/)
+Return<MixPortTraits::Element> MixPortTraits::deserialize(const xmlNode *child,
+        PtrSerializingCtx /*serializingContext*/)
 {
     std::string name = getXmlAttribute(child, Attributes::name);
     if (name.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::name);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     ALOGV("%s: %s %s=%s", __func__, tag, Attributes::name, name.c_str());
     std::string role = getXmlAttribute(child, Attributes::role);
     if (role.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::role);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     ALOGV("%s: Role=%s", __func__, role.c_str());
     audio_port_role_t portRole = (role == Attributes::roleSource) ?
             AUDIO_PORT_ROLE_SOURCE : AUDIO_PORT_ROLE_SINK;
 
-    PtrElement &mixPort = *element = new Element(String8(name.c_str()), portRole);
+    Element mixPort = new IOProfile(String8(name.c_str()), portRole);
 
     AudioProfileTraits::Collection profiles;
-    status_t status = deserializeCollection<AudioProfileTraits>(doc, child, &profiles, NULL);
+    status_t status = deserializeCollection<AudioProfileTraits>(child, &profiles, NULL);
     if (status != NO_ERROR) {
-        return status;
+        return Status::fromStatusT(status);
     }
     if (profiles.isEmpty()) {
         profiles.add(AudioProfile::createFullDynamic());
@@ -444,34 +436,34 @@
     }
     // Deserialize children
     AudioGainTraits::Collection gains;
-    status = deserializeCollection<AudioGainTraits>(doc, child, &gains, NULL);
+    status = deserializeCollection<AudioGainTraits>(child, &gains, NULL);
     if (status != NO_ERROR) {
-        return status;
+        return Status::fromStatusT(status);
     }
     mixPort->setGains(gains);
 
-    return NO_ERROR;
+    return mixPort;
 }
 
-status_t DevicePortTraits::deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                       PtrSerializingCtx /*serializingContext*/)
+Return<DevicePortTraits::Element> DevicePortTraits::deserialize(const xmlNode *cur,
+        PtrSerializingCtx /*serializingContext*/)
 {
-    std::string name = getXmlAttribute(root, Attributes::tagName);
+    std::string name = getXmlAttribute(cur, Attributes::tagName);
     if (name.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::tagName);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     ALOGV("%s: %s %s=%s", __func__, tag, Attributes::tagName, name.c_str());
-    std::string typeName = getXmlAttribute(root, Attributes::type);
+    std::string typeName = getXmlAttribute(cur, Attributes::type);
     if (typeName.empty()) {
         ALOGE("%s: no type for %s", __func__, name.c_str());
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     ALOGV("%s: %s %s=%s", __func__, tag, Attributes::type, typeName.c_str());
-    std::string role = getXmlAttribute(root, Attributes::role);
+    std::string role = getXmlAttribute(cur, Attributes::role);
     if (role.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::role);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     ALOGV("%s: %s %s=%s", __func__, tag, Attributes::role, role.c_str());
     audio_port_role_t portRole = (role == Attributes::roleSource) ?
@@ -482,20 +474,20 @@
             (!audio_is_input_device(type) && portRole == AUDIO_PORT_ROLE_SOURCE) ||
             (!audio_is_output_devices(type) && portRole == AUDIO_PORT_ROLE_SINK)) {
         ALOGW("%s: bad type %08x", __func__, type);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
-    PtrElement &deviceDesc = *element = new Element(type, String8(name.c_str()));
+    Element deviceDesc = new DeviceDescriptor(type, String8(name.c_str()));
 
-    std::string address = getXmlAttribute(root, Attributes::address);
+    std::string address = getXmlAttribute(cur, Attributes::address);
     if (!address.empty()) {
         ALOGV("%s: address=%s for %s", __func__, address.c_str(), name.c_str());
         deviceDesc->mAddress = String8(address.c_str());
     }
 
     AudioProfileTraits::Collection profiles;
-    status_t status = deserializeCollection<AudioProfileTraits>(doc, root, &profiles, NULL);
+    status_t status = deserializeCollection<AudioProfileTraits>(cur, &profiles, NULL);
     if (status != NO_ERROR) {
-        return status;
+        return Status::fromStatusT(status);
     }
     if (profiles.isEmpty()) {
         profiles.add(AudioProfile::createFullDynamic());
@@ -503,46 +495,45 @@
     deviceDesc->setAudioProfiles(profiles);
 
     // Deserialize AudioGain children
-    status = deserializeCollection<AudioGainTraits>(doc, root, &deviceDesc->mGains, NULL);
+    status = deserializeCollection<AudioGainTraits>(cur, &deviceDesc->mGains, NULL);
     if (status != NO_ERROR) {
-        return status;
+        return Status::fromStatusT(status);
     }
     ALOGV("%s: adding device tag %s type %08x address %s", __func__,
           deviceDesc->getName().string(), type, deviceDesc->mAddress.string());
-    return NO_ERROR;
+    return deviceDesc;
 }
 
-status_t RouteTraits::deserialize(xmlDoc */*doc*/, const xmlNode *root, PtrElement *element,
-                                  PtrSerializingCtx ctx)
+Return<RouteTraits::Element> RouteTraits::deserialize(const xmlNode *cur, PtrSerializingCtx ctx)
 {
-    std::string type = getXmlAttribute(root, Attributes::type);
+    std::string type = getXmlAttribute(cur, Attributes::type);
     if (type.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::type);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     audio_route_type_t routeType = (type == Attributes::typeMix) ?
                 AUDIO_ROUTE_MIX : AUDIO_ROUTE_MUX;
 
     ALOGV("%s: %s %s=%s", __func__, tag, Attributes::type, type.c_str());
-    PtrElement &route = *element = new Element(routeType);
+    Element route = new AudioRoute(routeType);
 
-    std::string sinkAttr = getXmlAttribute(root, Attributes::sink);
+    std::string sinkAttr = getXmlAttribute(cur, Attributes::sink);
     if (sinkAttr.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::sink);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     // Convert Sink name to port pointer
     sp<AudioPort> sink = ctx->findPortByTagName(String8(sinkAttr.c_str()));
     if (sink == NULL) {
         ALOGE("%s: no sink found with name=%s", __func__, sinkAttr.c_str());
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     route->setSink(sink);
 
-    std::string sourcesAttr = getXmlAttribute(root, Attributes::sources);
+    std::string sourcesAttr = getXmlAttribute(cur, Attributes::sources);
     if (sourcesAttr.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::sources);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     // Tokenize and Convert Sources name to port pointer
     AudioPortVector sources;
@@ -554,7 +545,7 @@
             sp<AudioPort> source = ctx->findPortByTagName(String8(devTag));
             if (source == NULL) {
                 ALOGE("%s: no source found with name=%s", __func__, devTag);
-                return BAD_VALUE;
+                return Status::fromStatusT(BAD_VALUE);
             }
             sources.add(source);
         }
@@ -567,19 +558,18 @@
         source->addRoute(route);
     }
     route->setSources(sources);
-    return NO_ERROR;
+    return route;
 }
 
-status_t ModuleTraits::deserialize(xmlDocPtr doc, const xmlNode *root, PtrElement *element,
-                                   PtrSerializingCtx ctx)
+Return<ModuleTraits::Element> ModuleTraits::deserialize(const xmlNode *cur, PtrSerializingCtx ctx)
 {
-    std::string name = getXmlAttribute(root, Attributes::name);
+    std::string name = getXmlAttribute(cur, Attributes::name);
     if (name.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::name);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     uint32_t versionMajor = 0, versionMinor = 0;
-    std::string versionLiteral = getXmlAttribute(root, Attributes::version);
+    std::string versionLiteral = getXmlAttribute(cur, Attributes::version);
     if (!versionLiteral.empty()) {
         sscanf(versionLiteral.c_str(), "%u.%u", &versionMajor, &versionMinor);
         ALOGV("%s: mHalVersion = major %u minor %u",  __func__,
@@ -588,40 +578,40 @@
 
     ALOGV("%s: %s %s=%s", __func__, tag, Attributes::name, name.c_str());
 
-    PtrElement &module = *element = new Element(name.c_str(), versionMajor, versionMinor);
+    Element module = new HwModule(name.c_str(), versionMajor, versionMinor);
 
     // Deserialize childrens: Audio Mix Port, Audio Device Ports (Source/Sink), Audio Routes
     MixPortTraits::Collection mixPorts;
-    status_t status = deserializeCollection<MixPortTraits>(doc, root, &mixPorts, NULL);
+    status_t status = deserializeCollection<MixPortTraits>(cur, &mixPorts, NULL);
     if (status != NO_ERROR) {
-        return status;
+        return Status::fromStatusT(status);
     }
     module->setProfiles(mixPorts);
 
     DevicePortTraits::Collection devicePorts;
-    status = deserializeCollection<DevicePortTraits>(doc, root, &devicePorts, NULL);
+    status = deserializeCollection<DevicePortTraits>(cur, &devicePorts, NULL);
     if (status != NO_ERROR) {
-        return status;
+        return Status::fromStatusT(status);
     }
     module->setDeclaredDevices(devicePorts);
 
     RouteTraits::Collection routes;
-    status = deserializeCollection<RouteTraits>(doc, root, &routes, module.get());
+    status = deserializeCollection<RouteTraits>(cur, &routes, module.get());
     if (status != NO_ERROR) {
-        return status;
+        return Status::fromStatusT(status);
     }
     module->setRoutes(routes);
 
-    const xmlNode *children = root->xmlChildrenNode;
-    while (children != NULL) {
+    for (const xmlNode *children = cur->xmlChildrenNode; children != NULL;
+         children = children->next) {
         if (!xmlStrcmp(children->name, reinterpret_cast<const xmlChar*>(childAttachedDevicesTag))) {
             ALOGV("%s: %s %s found", __func__, tag, childAttachedDevicesTag);
-            const xmlNode *child = children->xmlChildrenNode;
-            while (child != NULL) {
+            for (const xmlNode *child = children->xmlChildrenNode; child != NULL;
+                 child = child->next) {
                 if (!xmlStrcmp(child->name,
                                 reinterpret_cast<const xmlChar*>(childAttachedDeviceTag))) {
                     auto attachedDevice = make_xmlUnique(xmlNodeListGetString(
-                                    doc, child->xmlChildrenNode, 1));
+                                    child->doc, child->xmlChildrenNode, 1));
                     if (attachedDevice != nullptr) {
                         ALOGV("%s: %s %s=%s", __func__, tag, childAttachedDeviceTag,
                                 reinterpret_cast<const char*>(attachedDevice.get()));
@@ -631,13 +621,12 @@
                         ctx->addAvailableDevice(device);
                     }
                 }
-                child = child->next;
             }
         }
         if (!xmlStrcmp(children->name,
                         reinterpret_cast<const xmlChar*>(childDefaultOutputDeviceTag))) {
             auto defaultOutputDevice = make_xmlUnique(xmlNodeListGetString(
-                            doc, children->xmlChildrenNode, 1));
+                            children->doc, children->xmlChildrenNode, 1));
             if (defaultOutputDevice != nullptr) {
                 ALOGV("%s: %s %s=%s", __func__, tag, childDefaultOutputDeviceTag,
                         reinterpret_cast<const char*>(defaultOutputDevice.get()));
@@ -650,18 +639,16 @@
                 }
             }
         }
-        children = children->next;
     }
-    return NO_ERROR;
+    return module;
 }
 
-status_t GlobalConfigTraits::deserialize(const xmlNode *cur, AudioPolicyConfig *config)
+status_t GlobalConfigTraits::deserialize(const xmlNode *root, AudioPolicyConfig *config)
 {
-    const xmlNode *root = cur->xmlChildrenNode;
-    while (root != NULL) {
-        if (!xmlStrcmp(root->name, reinterpret_cast<const xmlChar*>(tag))) {
+    for (const xmlNode *cur = root->xmlChildrenNode; cur != NULL; cur = cur->next) {
+        if (!xmlStrcmp(cur->name, reinterpret_cast<const xmlChar*>(tag))) {
             std::string speakerDrcEnabled =
-                    getXmlAttribute(root, Attributes::speakerDrcEnabled);
+                    getXmlAttribute(cur, Attributes::speakerDrcEnabled);
             bool isSpeakerDrcEnabled;
             if (!speakerDrcEnabled.empty() &&
                     convertTo<std::string, bool>(speakerDrcEnabled, isSpeakerDrcEnabled)) {
@@ -669,55 +656,54 @@
             }
             return NO_ERROR;
         }
-        root = root->next;
     }
     return NO_ERROR;
 }
 
-status_t VolumeTraits::deserialize(xmlDoc *doc, const xmlNode *root, PtrElement *element,
-                                   PtrSerializingCtx /*serializingContext*/)
+Return<VolumeTraits::Element> VolumeTraits::deserialize(const xmlNode *cur,
+        PtrSerializingCtx /*serializingContext*/)
 {
-    std::string streamTypeLiteral = getXmlAttribute(root, Attributes::stream);
+    std::string streamTypeLiteral = getXmlAttribute(cur, Attributes::stream);
     if (streamTypeLiteral.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::stream);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     audio_stream_type_t streamType;
     if (!StreamTypeConverter::fromString(streamTypeLiteral, streamType)) {
         ALOGE("%s: Invalid %s", __func__, Attributes::stream);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
-    std::string deviceCategoryLiteral = getXmlAttribute(root, Attributes::deviceCategory);
+    std::string deviceCategoryLiteral = getXmlAttribute(cur, Attributes::deviceCategory);
     if (deviceCategoryLiteral.empty()) {
         ALOGE("%s: No %s found", __func__, Attributes::deviceCategory);
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
     device_category deviceCategory;
     if (!DeviceCategoryConverter::fromString(deviceCategoryLiteral, deviceCategory)) {
         ALOGE("%s: Invalid %s=%s", __func__, Attributes::deviceCategory,
               deviceCategoryLiteral.c_str());
-        return BAD_VALUE;
+        return Status::fromStatusT(BAD_VALUE);
     }
 
-    std::string referenceName = getXmlAttribute(root, Attributes::reference);
+    std::string referenceName = getXmlAttribute(cur, Attributes::reference);
     const xmlNode *ref = NULL;
     if (!referenceName.empty()) {
-        ref = getReference<VolumeTraits>(root->parent, referenceName);
+        ref = getReference<VolumeTraits>(cur->parent, referenceName);
         if (ref == NULL) {
             ALOGE("%s: No reference Ptr found for %s", __func__, referenceName.c_str());
-            return BAD_VALUE;
+            return Status::fromStatusT(BAD_VALUE);
         }
     }
 
-    PtrElement &volCurve = *element = new Element(deviceCategory, streamType);
+    Element volCurve = new VolumeCurve(deviceCategory, streamType);
 
-    const xmlNode *child = referenceName.empty() ? root->xmlChildrenNode : ref->xmlChildrenNode;
-    while (child != NULL) {
+    for (const xmlNode *child = referenceName.empty() ? cur->xmlChildrenNode : ref->xmlChildrenNode;
+         child != NULL; child = child->next) {
         if (!xmlStrcmp(child->name, reinterpret_cast<const xmlChar*>(volumePointTag))) {
             auto pointDefinition = make_xmlUnique(xmlNodeListGetString(
-                            doc, child->xmlChildrenNode, 1));
+                            child->doc, child->xmlChildrenNode, 1));
             if (pointDefinition == nullptr) {
-                return BAD_VALUE;
+                return Status::fromStatusT(BAD_VALUE);
             }
             ALOGV("%s: %s=%s",
                     __func__, tag, reinterpret_cast<const char*>(pointDefinition.get()));
@@ -727,13 +713,12 @@
             if (point.size() != 2) {
                 ALOGE("%s: Invalid %s: %s", __func__, volumePointTag,
                         reinterpret_cast<const char*>(pointDefinition.get()));
-                return BAD_VALUE;
+                return Status::fromStatusT(BAD_VALUE);
             }
             volCurve->add(CurvePoint(point[0], point[1]));
         }
-        child = child->next;
     }
-    return NO_ERROR;
+    return volCurve;
 }
 
 status_t PolicySerializer::deserialize(const char *configFile, AudioPolicyConfig *config)
@@ -743,8 +728,8 @@
         ALOGE("%s: Could not parse %s document.", __func__, configFile);
         return BAD_VALUE;
     }
-    xmlNodePtr cur = xmlDocGetRootElement(doc.get());
-    if (cur == NULL) {
+    xmlNodePtr root = xmlDocGetRootElement(doc.get());
+    if (root == NULL) {
         ALOGE("%s: Could not parse %s document: empty.", __func__, configFile);
         return BAD_VALUE;
     }
@@ -752,13 +737,13 @@
         ALOGE("%s: libxml failed to resolve XIncludes on %s document.", __func__, configFile);
     }
 
-    if (xmlStrcmp(cur->name, reinterpret_cast<const xmlChar*>(rootName)))  {
+    if (xmlStrcmp(root->name, reinterpret_cast<const xmlChar*>(rootName)))  {
         ALOGE("%s: No %s root element found in xml data %s.", __func__, rootName,
-                reinterpret_cast<const char*>(cur->name));
+                reinterpret_cast<const char*>(root->name));
         return BAD_VALUE;
     }
 
-    std::string version = getXmlAttribute(cur, versionAttribute);
+    std::string version = getXmlAttribute(root, versionAttribute);
     if (version.empty()) {
         ALOGE("%s: No version found in root node %s", __func__, rootName);
         return BAD_VALUE;
@@ -771,7 +756,7 @@
     // Lets deserialize children
     // Modules
     ModuleTraits::Collection modules;
-    status_t status = deserializeCollection<ModuleTraits>(doc.get(), cur, &modules, config);
+    status_t status = deserializeCollection<ModuleTraits>(root, &modules, config);
     if (status != NO_ERROR) {
         return status;
     }
@@ -779,14 +764,14 @@
 
     // deserialize volume section
     VolumeTraits::Collection volumes;
-    status = deserializeCollection<VolumeTraits>(doc.get(), cur, &volumes, config);
+    status = deserializeCollection<VolumeTraits>(root, &volumes, config);
     if (status != NO_ERROR) {
         return status;
     }
     config->setVolumes(volumes);
 
     // Global Configuration
-    GlobalConfigTraits::deserialize(cur, config);
+    GlobalConfigTraits::deserialize(root, config);
 
     return android::OK;
 }
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 600f968..380f0fb 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -2697,7 +2697,7 @@
     mAudioSources.dump(fd);
 
     if (!mSurroundFormats.empty()) {
-        result = String8("\nManually Enabled Surround Formats:\n");
+        result = String8("\nEnabled Surround Formats:\n");
         size_t i = 0;
         for (const auto& fmt : mSurroundFormats) {
             result.append(i++ == 0 ? "  " : ", ");
@@ -3554,50 +3554,6 @@
     return computeVolume(stream, index, device);
 }
 
-status_t AudioPolicyManager::getSupportedFormats(audio_io_handle_t ioHandle,
-                                                 FormatVector& formats) {
-    if (ioHandle == AUDIO_IO_HANDLE_NONE) {
-        return BAD_VALUE;
-    }
-    String8 reply;
-    reply = mpClientInterface->getParameters(
-            ioHandle, String8(AudioParameter::keyStreamSupportedFormats));
-    ALOGV("%s: supported formats %s", __FUNCTION__, reply.string());
-    AudioParameter repliedParameters(reply);
-    if (repliedParameters.get(
-            String8(AudioParameter::keyStreamSupportedFormats), reply) != NO_ERROR) {
-        ALOGE("%s: failed to retrieve format, bailing out", __FUNCTION__);
-        return BAD_VALUE;
-    }
-    for (auto format : formatsFromString(reply.string())) {
-        // Only AUDIO_FORMAT_AAC_LC will be used in Settings UI for all AAC formats.
-        for (size_t i = 0; i < ARRAY_SIZE(AAC_FORMATS); i++) {
-            if (format == AAC_FORMATS[i]) {
-                format = AUDIO_FORMAT_AAC_LC;
-                break;
-            }
-        }
-        bool exist = false;
-        for (size_t i = 0; i < formats.size(); i++) {
-            if (format == formats[i]) {
-                exist = true;
-                break;
-            }
-        }
-        bool isSurroundFormat = false;
-        for (size_t i = 0; i < ARRAY_SIZE(SURROUND_FORMATS); i++) {
-            if (SURROUND_FORMATS[i] == format) {
-                isSurroundFormat = true;
-                break;
-            }
-        }
-        if (!exist && isSurroundFormat) {
-            formats.add(format);
-        }
-    }
-    return NO_ERROR;
-}
-
 status_t AudioPolicyManager::getSurroundFormats(unsigned int *numSurroundFormats,
                                                 audio_format_t *surroundFormats,
                                                 bool *surroundFormatsEnabled,
@@ -3618,89 +3574,45 @@
     size_t formatsWritten = 0;
     size_t formatsMax = *numSurroundFormats;
     *numSurroundFormats = 0;
-    FormatVector formats;
+    std::unordered_set<audio_format_t> formats;
     if (reported) {
-        // Only get surround formats which are reported by device.
-        // First list already open outputs that can be routed to this device
-        audio_devices_t device = AUDIO_DEVICE_OUT_HDMI;
-        SortedVector<audio_io_handle_t> outputs;
-        bool reportedFormatFound = false;
-        status_t status;
-        sp<SwAudioOutputDescriptor> desc;
-        for (size_t i = 0; i < mOutputs.size(); i++) {
-            desc = mOutputs.valueAt(i);
-            if (!desc->isDuplicated() && (desc->supportedDevices() & device)) {
-                outputs.add(mOutputs.keyAt(i));
-            }
-        }
-        // Open an output to query dynamic parameters.
-        DeviceVector hdmiOutputDevices = mAvailableOutputDevices.getDevicesFromTypeMask(
-                AUDIO_DEVICE_OUT_HDMI);
-        for (size_t i = 0; i < hdmiOutputDevices.size(); i++) {
-            String8 address = hdmiOutputDevices[i]->mAddress;
-            for (const auto& hwModule : mHwModules) {
-                for (size_t i = 0; i < hwModule->getOutputProfiles().size(); i++) {
-                    sp<IOProfile> profile = hwModule->getOutputProfiles()[i];
-                    if (profile->supportDevice(AUDIO_DEVICE_OUT_HDMI) &&
-                            profile->supportDeviceAddress(address)) {
-                        size_t j;
-                        for (j = 0; j < outputs.size(); j++) {
-                            desc = mOutputs.valueFor(outputs.itemAt(j));
-                            if (!desc->isDuplicated() && desc->mProfile == profile) {
-                                break;
-                            }
-                        }
-                        if (j != outputs.size()) {
-                            status = getSupportedFormats(outputs.itemAt(j), formats);
-                            reportedFormatFound |= (status == NO_ERROR);
-                            continue;
-                        }
-
-                        if (!profile->canOpenNewIo()) {
-                            ALOGW("Max Output number %u already opened for this profile %s",
-                                  profile->maxOpenCount, profile->getTagName().c_str());
-                            continue;
-                        }
-
-                        ALOGV("opening output for device %08x with params %s profile %p name %s",
-                              device, address.string(), profile.get(), profile->getName().string());
-                        desc = new SwAudioOutputDescriptor(profile, mpClientInterface);
-                        audio_io_handle_t output = AUDIO_IO_HANDLE_NONE;
-                        status_t status = desc->open(nullptr, device, address,
-                                                     AUDIO_STREAM_DEFAULT, AUDIO_OUTPUT_FLAG_NONE,
-                                                     &output);
-
-                        if (status == NO_ERROR) {
-                            status = getSupportedFormats(output, formats);
-                            reportedFormatFound |= (status == NO_ERROR);
-                            desc->close();
-                            output = AUDIO_IO_HANDLE_NONE;
-                        }
-                    }
-                }
-            }
-        }
-
-        if (!reportedFormatFound) {
-            return UNKNOWN_ERROR;
+        // Return formats from HDMI profiles, that have already been resolved by
+        // checkOutputsForDevice().
+        DeviceVector hdmiOutputDevs = mAvailableOutputDevices.getDevicesFromTypeMask(
+              AUDIO_DEVICE_OUT_HDMI);
+        for (size_t i = 0; i < hdmiOutputDevs.size(); i++) {
+             FormatVector supportedFormats =
+                 hdmiOutputDevs[i]->getAudioPort()->getAudioProfiles().getSupportedFormats();
+             for (size_t j = 0; j < supportedFormats.size(); j++) {
+                 if (std::find(std::begin(SURROUND_FORMATS),
+                                 std::end(SURROUND_FORMATS),
+                                 supportedFormats[j]) != std::end(SURROUND_FORMATS)) {
+                     formats.insert(supportedFormats[j]);
+                 } else if (std::find(std::begin(AAC_FORMATS),
+                                 std::end(AAC_FORMATS),
+                                 supportedFormats[j]) != std::end(AAC_FORMATS)) {
+                     // if any format in AAC_FORMATS is reported, insert AUDIO_FORMAT_AAC_LC as this
+                     // is the only AAC format used in the TvSettings UI for all AAC formats.
+                     formats.insert(AUDIO_FORMAT_AAC_LC);
+                 }
+             }
         }
     } else {
         for (size_t i = 0; i < ARRAY_SIZE(SURROUND_FORMATS); i++) {
-            formats.add(SURROUND_FORMATS[i]);
+            formats.insert(SURROUND_FORMATS[i]);
         }
     }
-    for (size_t i = 0; i < formats.size(); i++) {
+    for (const auto& format: formats) {
         if (formatsWritten < formatsMax) {
-            surroundFormats[formatsWritten] = formats[i];
+            surroundFormats[formatsWritten] = format;
             bool formatEnabled = false;
-            if (formats[i] == AUDIO_FORMAT_AAC_LC) {
-                for (size_t j = 0; j < ARRAY_SIZE(AAC_FORMATS); j++) {
+            if (format == AUDIO_FORMAT_AAC_LC) {
+                for (size_t j = 0; j < ARRAY_SIZE(AAC_FORMATS) && !formatEnabled; j++) {
                     formatEnabled =
-                            mSurroundFormats.find(AAC_FORMATS[i]) != mSurroundFormats.end();
-                    break;
+                            mSurroundFormats.find(AAC_FORMATS[j]) != mSurroundFormats.end();
                 }
             } else {
-                formatEnabled = mSurroundFormats.find(formats[i]) != mSurroundFormats.end();
+                formatEnabled = mSurroundFormats.find(format) != mSurroundFormats.end();
             }
             surroundFormatsEnabled[formatsWritten++] = formatEnabled;
         }
@@ -3744,6 +3656,7 @@
         return INVALID_OPERATION;
     }
 
+    std::unordered_set<audio_format_t> surroundFormatsBackup(mSurroundFormats);
     if (enabled) {
         if (audioFormat == AUDIO_FORMAT_AAC_LC) {
             for (size_t i = 0; i < ARRAY_SIZE(AAC_FORMATS); i++) {
@@ -3806,23 +3719,7 @@
     // Undo the surround formats change due to no audio profiles updated.
     if (!profileUpdated) {
         ALOGW("%s() no audio profiles updated, undoing surround formats change", __func__);
-        if (enabled) {
-            if (audioFormat == AUDIO_FORMAT_AAC_LC) {
-                for (size_t i = 0; i < ARRAY_SIZE(AAC_FORMATS); i++) {
-                    mSurroundFormats.erase(AAC_FORMATS[i]);
-                }
-            } else {
-                mSurroundFormats.erase(audioFormat);
-            }
-        } else {
-            if (audioFormat == AUDIO_FORMAT_AAC_LC) {
-                for (size_t i = 0; i < ARRAY_SIZE(AAC_FORMATS); i++) {
-                    mSurroundFormats.insert(AAC_FORMATS[i]);
-                }
-            } else {
-                mSurroundFormats.insert(audioFormat);
-            }
-        }
+        mSurroundFormats = std::move(surroundFormatsBackup);
     }
 
     return profileUpdated ? NO_ERROR : INVALID_OPERATION;
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.h b/services/audiopolicy/managerdefault/AudioPolicyManager.h
index 6f4cce1..fcb9d25 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.h
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.h
@@ -613,8 +613,6 @@
         void filterSurroundFormats(FormatVector *formatsPtr);
         void filterSurroundChannelMasks(ChannelsVector *channelMasksPtr);
 
-        status_t getSupportedFormats(audio_io_handle_t ioHandle, FormatVector& formats);
-
         // Support for Multi-Stream Decoder (MSD) module
         sp<DeviceDescriptor> getMsdAudioInDevice() const;
         audio_devices_t getMsdAudioOutDeviceTypes() const;
diff --git a/services/camera/libcameraservice/device3/Camera3Device.cpp b/services/camera/libcameraservice/device3/Camera3Device.cpp
index 1bc5d33..48e38bb 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.cpp
+++ b/services/camera/libcameraservice/device3/Camera3Device.cpp
@@ -281,7 +281,6 @@
 status_t Camera3Device::disconnectImpl() {
     ATRACE_CALL();
     Mutex::Autolock il(mInterfaceLock);
-    Mutex::Autolock stLock(mTrackerLock);
 
     ALOGI("%s: E", __FUNCTION__);
 
@@ -346,6 +345,7 @@
     {
         Mutex::Autolock l(mLock);
         mRequestThread.clear();
+        Mutex::Autolock stLock(mTrackerLock);
         mStatusTracker.clear();
         interface = mInterface.get();
     }
@@ -2014,6 +2014,13 @@
 
     {
         Mutex::Autolock l(mLock);
+
+        // b/116514106 "disconnect()" can get called twice for the same device. The
+        // camera device will not be initialized during the second run.
+        if (mStatus == STATUS_UNINITIALIZED) {
+            return OK;
+        }
+
         mRequestThread->clear(/*out*/frameNumber);
     }