Merge "Export support types from extractors"
diff --git a/apex/Android.bp b/apex/Android.bp
index 05cc2c5..604b268 100644
--- a/apex/Android.bp
+++ b/apex/Android.bp
@@ -31,8 +31,25 @@
     key: "com.android.media.key",
 }
 
+apex {
+    name: "com.android.media.swcodec",
+    compile_multilib: "32",
+    manifest: "manifest_codec.json",
+    native_shared_libs: [
+        "libmedia_codecserviceregistrant",
+    ],
+    use_vendor: true,
+    key: "com.android.media.swcodec.key",
+}
+
 apex_key {
     name: "com.android.media.key",
     public_key: "com.android.media.avbpubkey",
     private_key: "com.android.media.pem",
 }
+
+apex_key {
+    name: "com.android.media.swcodec.key",
+    public_key: "com.android.media.swcodec.avbpubkey",
+    private_key: "com.android.media.swcodec.pem",
+}
diff --git a/apex/com.android.media.swcodec.avbpubkey b/apex/com.android.media.swcodec.avbpubkey
new file mode 100644
index 0000000..0459723
--- /dev/null
+++ b/apex/com.android.media.swcodec.avbpubkey
Binary files differ
diff --git a/apex/com.android.media.swcodec.pem b/apex/com.android.media.swcodec.pem
new file mode 100644
index 0000000..e379cd3
--- /dev/null
+++ b/apex/com.android.media.swcodec.pem
@@ -0,0 +1,51 @@
+-----BEGIN RSA PRIVATE KEY-----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==
+-----END RSA PRIVATE KEY-----
diff --git a/apex/manifest_codec.json b/apex/manifest_codec.json
new file mode 100644
index 0000000..e2bceec
--- /dev/null
+++ b/apex/manifest_codec.json
@@ -0,0 +1,4 @@
+{
+  "name": "com.android.media.swcodec",
+  "version": 1
+}
diff --git a/media/codec2/components/flac/Android.bp b/media/codec2/components/flac/Android.bp
index d485964..e5eb51d 100644
--- a/media/codec2/components/flac/Android.bp
+++ b/media/codec2/components/flac/Android.bp
@@ -23,5 +23,8 @@
 
     srcs: ["C2SoftFlacEnc.cpp"],
 
-    static_libs: ["libFLAC"],
+    static_libs: [
+        "libaudioutils",
+        "libFLAC",
+    ],
 }
diff --git a/media/codec2/components/flac/C2SoftFlacDec.cpp b/media/codec2/components/flac/C2SoftFlacDec.cpp
index f1e2f51..86b16e8 100644
--- a/media/codec2/components/flac/C2SoftFlacDec.cpp
+++ b/media/codec2/components/flac/C2SoftFlacDec.cpp
@@ -83,8 +83,21 @@
                 DefineParam(mInputMaxBufSize, C2_PARAMKEY_INPUT_MAX_BUFFER_SIZE)
                 .withConstValue(new C2StreamMaxBufferSizeInfo::input(0u, 32768))
                 .build());
+
+        addParameter(
+                DefineParam(mPcmEncodingInfo, C2_PARAMKEY_PCM_ENCODING)
+                .withDefault(new C2StreamPcmEncodingInfo::output(0u, C2Config::PCM_16))
+                .withFields({C2F(mPcmEncodingInfo, value).oneOf({
+                     C2Config::PCM_16,
+                     // C2Config::PCM_8,
+                     C2Config::PCM_FLOAT})
+                })
+                .withSetter((Setter<decltype(*mPcmEncodingInfo)>::StrictValueWithNoDeps))
+                .build());
     }
 
+    int32_t getPcmEncodingInfo() const { return mPcmEncodingInfo->value; }
+
 private:
     std::shared_ptr<C2StreamFormatConfig::input> mInputFormat;
     std::shared_ptr<C2StreamFormatConfig::output> mOutputFormat;
@@ -94,6 +107,7 @@
     std::shared_ptr<C2StreamChannelCountInfo::output> mChannelCount;
     std::shared_ptr<C2BitrateTuning::input> mBitrate;
     std::shared_ptr<C2StreamMaxBufferSizeInfo::input> mInputMaxBufSize;
+    std::shared_ptr<C2StreamPcmEncodingInfo::output> mPcmEncodingInfo;
 };
 
 C2SoftFlacDec::C2SoftFlacDec(
@@ -263,11 +277,11 @@
         return;
     }
 
-    size_t outSize;
-    if (mHasStreamInfo)
-        outSize = mStreamInfo.max_blocksize * mStreamInfo.channels * sizeof(short);
-    else
-        outSize = kMaxBlockSize * FLACDecoder::kMaxChannels * sizeof(short);
+    const bool outputFloat = mIntf->getPcmEncodingInfo() == C2Config::PCM_FLOAT;
+    const size_t sampleSize = outputFloat ? sizeof(float) : sizeof(short);
+    size_t outSize = mHasStreamInfo ?
+            mStreamInfo.max_blocksize * mStreamInfo.channels * sampleSize
+          : kMaxBlockSize * FLACDecoder::kMaxChannels * sampleSize;
 
     std::shared_ptr<C2LinearBlock> block;
     C2MemoryUsage usage = { C2MemoryUsage::CPU_READ, C2MemoryUsage::CPU_WRITE };
@@ -284,9 +298,8 @@
         return;
     }
 
-    short *output = reinterpret_cast<short *>(wView.data());
     status_t decoderErr = mFLACDecoder->decodeOneFrame(
-                            input, inSize, output, &outSize);
+                            input, inSize, wView.data(), &outSize, outputFloat);
     if (decoderErr != OK) {
         ALOGE("process: FLACDecoder decodeOneFrame returns error %d", decoderErr);
         mSignalledError = true;
diff --git a/media/codec2/components/flac/C2SoftFlacEnc.cpp b/media/codec2/components/flac/C2SoftFlacEnc.cpp
index e4192c7..4ea35c2 100644
--- a/media/codec2/components/flac/C2SoftFlacEnc.cpp
+++ b/media/codec2/components/flac/C2SoftFlacEnc.cpp
@@ -18,6 +18,7 @@
 #define LOG_TAG "C2SoftFlacEnc"
 #include <log/log.h>
 
+#include <audio_utils/primitives.h>
 #include <media/stagefright/foundation/MediaDefs.h>
 
 #include <C2PlatformSupport.h>
@@ -72,11 +73,23 @@
                 DefineParam(mInputMaxBufSize, C2_PARAMKEY_INPUT_MAX_BUFFER_SIZE)
                 .withConstValue(new C2StreamMaxBufferSizeInfo::input(0u, 4608))
                 .build());
+
+        addParameter(
+                DefineParam(mPcmEncodingInfo, C2_PARAMKEY_PCM_ENCODING)
+                .withDefault(new C2StreamPcmEncodingInfo::input(0u, C2Config::PCM_16))
+                .withFields({C2F(mPcmEncodingInfo, value).oneOf({
+                     C2Config::PCM_16,
+                     // C2Config::PCM_8,
+                     C2Config::PCM_FLOAT})
+                })
+                .withSetter((Setter<decltype(*mPcmEncodingInfo)>::StrictValueWithNoDeps))
+                .build());
     }
 
     uint32_t getSampleRate() const { return mSampleRate->value; }
     uint32_t getChannelCount() const { return mChannelCount->value; }
     uint32_t getBitrate() const { return mBitrate->value; }
+    int32_t getPcmEncodingInfo() const { return mPcmEncodingInfo->value; }
 
 private:
     std::shared_ptr<C2StreamFormatConfig::input> mInputFormat;
@@ -87,6 +100,7 @@
     std::shared_ptr<C2StreamChannelCountInfo::input> mChannelCount;
     std::shared_ptr<C2BitrateTuning::output> mBitrate;
     std::shared_ptr<C2StreamMaxBufferSizeInfo::input> mInputMaxBufSize;
+    std::shared_ptr<C2StreamPcmEncodingInfo::input> mPcmEncodingInfo;
 };
 constexpr char COMPONENT_NAME[] = "c2.android.flac.encoder";
 
@@ -224,12 +238,15 @@
         mWroteHeader = true;
     }
 
-    uint32_t sampleRate = mIntf->getSampleRate();
-    uint32_t channelCount = mIntf->getChannelCount();
-    uint64_t outTimeStamp = mProcessedSamples * 1000000ll / sampleRate;
+    const uint32_t sampleRate = mIntf->getSampleRate();
+    const uint32_t channelCount = mIntf->getChannelCount();
+    const bool inputFloat = mIntf->getPcmEncodingInfo() == C2Config::PCM_FLOAT;
+    const unsigned sampleSize = inputFloat ? sizeof(float) : sizeof(int16_t);
+    const unsigned frameSize = channelCount * sampleSize;
+    const uint64_t outTimeStamp = mProcessedSamples * 1000000ll / sampleRate;
 
     size_t outCapacity = inSize;
-    outCapacity += mBlockSize * channelCount * sizeof(int16_t);
+    outCapacity += mBlockSize * frameSize;
 
     C2MemoryUsage usage = { C2MemoryUsage::CPU_READ, C2MemoryUsage::CPU_WRITE };
     c2_status_t err = pool->fetchLinearBlock(outCapacity, usage, &mOutputBlock);
@@ -250,14 +267,19 @@
     size_t inPos = 0;
     while (inPos < inSize) {
         const uint8_t *inPtr = rView.data() + inOffset;
-        size_t processSize = MIN(kInBlockSize * channelCount * sizeof(int16_t), (inSize - inPos));
-        const unsigned nbInputFrames = processSize / (channelCount * sizeof(int16_t));
-        const unsigned nbInputSamples = processSize / sizeof(int16_t);
-        const int16_t *pcm16 = reinterpret_cast<const int16_t *>(inPtr + inPos);
-        ALOGV("about to encode %zu bytes", processSize);
+        const size_t processSize = MIN(kInBlockSize * frameSize, (inSize - inPos));
+        const unsigned nbInputFrames = processSize / frameSize;
+        const unsigned nbInputSamples = processSize / sampleSize;
 
-        for (unsigned i = 0; i < nbInputSamples; i++) {
-            mInputBufferPcm32[i] = (FLAC__int32) pcm16[i];
+        ALOGV("about to encode %zu bytes", processSize);
+        if (inputFloat) {
+            const float * const pcmFloat = reinterpret_cast<const float *>(inPtr + inPos);
+            memcpy_to_q8_23_from_float_with_clamp(mInputBufferPcm32, pcmFloat, nbInputSamples);
+        } else {
+            const int16_t * const pcm16 = reinterpret_cast<const int16_t *>(inPtr + inPos);
+            for (unsigned i = 0; i < nbInputSamples; i++) {
+                mInputBufferPcm32[i] = (FLAC__int32) pcm16[i];
+            }
         }
 
         FLAC__bool ok = FLAC__stream_encoder_process_interleaved(
@@ -342,10 +364,12 @@
         return UNKNOWN_ERROR;
     }
 
+    const bool inputFloat = mIntf->getPcmEncodingInfo() == C2Config::PCM_FLOAT;
+    const int bitsPerSample = inputFloat ? 24 : 16;
     FLAC__bool ok = true;
     ok = ok && FLAC__stream_encoder_set_channels(mFlacStreamEncoder, mIntf->getChannelCount());
     ok = ok && FLAC__stream_encoder_set_sample_rate(mFlacStreamEncoder, mIntf->getSampleRate());
-    ok = ok && FLAC__stream_encoder_set_bits_per_sample(mFlacStreamEncoder, 16);
+    ok = ok && FLAC__stream_encoder_set_bits_per_sample(mFlacStreamEncoder, bitsPerSample);
     ok = ok && FLAC__stream_encoder_set_compression_level(mFlacStreamEncoder, mCompressionLevel);
     ok = ok && FLAC__stream_encoder_set_verify(mFlacStreamEncoder, false);
     if (!ok) {
diff --git a/media/extractors/ogg/OggExtractor.cpp b/media/extractors/ogg/OggExtractor.cpp
index 590358c..6efbfee 100644
--- a/media/extractors/ogg/OggExtractor.cpp
+++ b/media/extractors/ogg/OggExtractor.cpp
@@ -872,7 +872,7 @@
 
             ALOGV("readPage returned %zd", n);
 
-            return n < 0 ? (media_status_t) n : AMEDIA_ERROR_END_OF_STREAM;
+            return n == ERROR_END_OF_STREAM ? AMEDIA_ERROR_END_OF_STREAM : AMEDIA_ERROR_UNKNOWN;
         }
 
         // Prevent a harmless unsigned integer overflow by clamping to 0
diff --git a/media/libeffects/lvm/wrapper/Bundle/EffectBundle.cpp b/media/libeffects/lvm/wrapper/Bundle/EffectBundle.cpp
index b5860de..0c6f8de 100644
--- a/media/libeffects/lvm/wrapper/Bundle/EffectBundle.cpp
+++ b/media/libeffects/lvm/wrapper/Bundle/EffectBundle.cpp
@@ -1544,7 +1544,7 @@
 int VirtualizerIsConfigurationSupported(audio_channel_mask_t channelMask,
         audio_devices_t deviceType) {
     uint32_t channelCount = audio_channel_count_from_out_mask(channelMask);
-    if (channelCount < 1 || channelCount > LVM_MAX_CHANNELS) {
+    if (channelCount < 1 || channelCount > FCC_2) { // TODO: update to 8 channels when supported.
         return -EINVAL;
     }
     return VirtualizerIsDeviceSupported(deviceType);
diff --git a/media/libmedia/NdkWrapper.cpp b/media/libmedia/NdkWrapper.cpp
index 156991e..6dbc9b8 100644
--- a/media/libmedia/NdkWrapper.cpp
+++ b/media/libmedia/NdkWrapper.cpp
@@ -1249,7 +1249,11 @@
     if (mAMediaExtractor == NULL) {
         return NULL;
     }
-    return new AMediaCodecCryptoInfoWrapper(AMediaExtractor_getSampleCryptoInfo(mAMediaExtractor));
+    AMediaCodecCryptoInfo *cryptoInfo = AMediaExtractor_getSampleCryptoInfo(mAMediaExtractor);
+    if (cryptoInfo == NULL) {
+        return NULL;
+    }
+    return new AMediaCodecCryptoInfoWrapper(cryptoInfo);
 }
 
 AMediaDataSourceWrapper::AMediaDataSourceWrapper(const sp<DataSource> &dataSource)
diff --git a/media/libmediaplayer2/include/mediaplayer2/mediaplayer2.h b/media/libmediaplayer2/include/mediaplayer2/mediaplayer2.h
index b8d034b..78865c4 100644
--- a/media/libmediaplayer2/include/mediaplayer2/mediaplayer2.h
+++ b/media/libmediaplayer2/include/mediaplayer2/mediaplayer2.h
@@ -54,7 +54,7 @@
 public:
     ~MediaPlayer2();
 
-    static sp<MediaPlayer2> Create(int32_t sessionId);
+    static sp<MediaPlayer2> Create(int32_t sessionId, jobject context);
     static status_t DumpAll(int fd, const Vector<String16>& args);
 
             void            disconnect();
@@ -117,7 +117,7 @@
             status_t        dump(int fd, const Vector<String16>& args);
 
 private:
-    MediaPlayer2(int32_t sessionId);
+    MediaPlayer2(int32_t sessionId, jobject context);
     bool init();
 
     // Disconnect from the currently connected ANativeWindow.
@@ -153,6 +153,7 @@
     int                         mVideoHeight;
     int32_t                     mAudioSessionId;
     sp<JObjectHolder>           mAudioAttributes;
+    sp<JObjectHolder>           mContext;
     float                       mSendLevel;
     sp<ANativeWindowWrapper>    mConnectedWindow;
 };
diff --git a/media/libmediaplayer2/mediaplayer2.cpp b/media/libmediaplayer2/mediaplayer2.cpp
index e088a01..f75380c 100644
--- a/media/libmediaplayer2/mediaplayer2.cpp
+++ b/media/libmediaplayer2/mediaplayer2.cpp
@@ -211,8 +211,8 @@
 }  // anonymous namespace
 
 //static
-sp<MediaPlayer2> MediaPlayer2::Create(int32_t sessionId) {
-    sp<MediaPlayer2> player = new MediaPlayer2(sessionId);
+sp<MediaPlayer2> MediaPlayer2::Create(int32_t sessionId, jobject context) {
+    sp<MediaPlayer2> player = new MediaPlayer2(sessionId, context);
 
     if (!player->init()) {
         return NULL;
@@ -229,13 +229,14 @@
     return dumpPlayers(fd, args);
 }
 
-MediaPlayer2::MediaPlayer2(int32_t sessionId) {
+MediaPlayer2::MediaPlayer2(int32_t sessionId, jobject context) {
     ALOGV("constructor");
     mSrcId = 0;
     mLockThreadId = 0;
     mListener = NULL;
     mStreamType = AUDIO_STREAM_MUSIC;
     mAudioAttributes = NULL;
+    mContext = new JObjectHolder(context);
     mCurrentPosition = -1;
     mCurrentSeekMode = MediaPlayer2SeekMode::SEEK_PREVIOUS_SYNC;
     mSeekPosition = -1;
@@ -326,15 +327,15 @@
 
     sp<MediaPlayer2Interface> oldPlayer;
 
-    Mutex::Autolock _l(mLock);
     {
+        Mutex::Autolock _l(mLock);
         if (!((mCurrentState & MEDIA_PLAYER2_IDLE)
               || mCurrentState == MEDIA_PLAYER2_STATE_ERROR)) {
             ALOGE("setDataSource called in wrong state %d", mCurrentState);
             return INVALID_OPERATION;
         }
 
-        sp<MediaPlayer2Interface> player = new NuPlayer2Driver(mPid, mUid);
+        sp<MediaPlayer2Interface> player = new NuPlayer2Driver(mPid, mUid, mContext);
         status_t err = player->initCheck();
         if (err != NO_ERROR) {
             ALOGE("Failed to create player object, initCheck failed(%d)", err);
diff --git a/media/libmediaplayer2/nuplayer2/JWakeLock.cpp b/media/libmediaplayer2/nuplayer2/JWakeLock.cpp
index c9a1071..983d77e 100644
--- a/media/libmediaplayer2/nuplayer2/JWakeLock.cpp
+++ b/media/libmediaplayer2/nuplayer2/JWakeLock.cpp
@@ -20,55 +20,50 @@
 
 #include "JWakeLock.h"
 
-#include <binder/IPCThreadState.h>
-#include <binder/IServiceManager.h>
 #include <media/stagefright/foundation/ADebug.h>
-#include <powermanager/PowerManager.h>
-
 
 namespace android {
 
-//TODO: use JAVA PowerManager, instead of binder
-JWakeLock::JWakeLock() :
-    mPowerManager(NULL),
-    mWakeLockToken(NULL),
+JWakeLock::JWakeLock(const sp<JObjectHolder> &context) :
     mWakeLockCount(0),
-    mDeathRecipient(new PMDeathRecipient(this)) {}
+    mWakeLock(NULL),
+    mContext(context) {}
 
 JWakeLock::~JWakeLock() {
-    if (mPowerManager != NULL) {
-        sp<IBinder> binder = IInterface::asBinder(mPowerManager);
-        binder->unlinkToDeath(mDeathRecipient);
-    }
-    clearPowerManager();
+    clearJavaWakeLock();
 }
 
 bool JWakeLock::acquire() {
     if (mWakeLockCount == 0) {
-        CHECK(mWakeLockToken == NULL);
-        if (mPowerManager == NULL) {
-            // use checkService() to avoid blocking if power service is not up yet
-            sp<IBinder> binder =
-                defaultServiceManager()->checkService(String16("power"));
-            if (binder == NULL) {
-                ALOGW("could not get the power manager service");
-            } else {
-                mPowerManager = interface_cast<IPowerManager>(binder);
-                binder->linkToDeath(mDeathRecipient);
-            }
+        if (mWakeLock == NULL) {
+            JNIEnv *env = JavaVMHelper::getJNIEnv();
+            jclass jContextCls = env->FindClass("android/content/Context");
+            jclass jPowerManagerCls = env->FindClass("android/os/PowerManager");
+
+            jmethodID jGetSystemService = env->GetMethodID(jContextCls,
+                    "getSystemService", "(Ljava/lang/String;)Ljava/lang/Object;");
+            jobject javaPowerManagerObj = env->CallObjectMethod(mContext->getJObject(),
+                    jGetSystemService, env->NewStringUTF("power"));
+
+            jfieldID jPARTIAL_WAKE_LOCK = env->GetStaticFieldID(jPowerManagerCls,
+                    "PARTIAL_WAKE_LOCK", "I");
+            jint PARTIAL_WAKE_LOCK = env->GetStaticIntField(jPowerManagerCls, jPARTIAL_WAKE_LOCK);
+
+            jmethodID jNewWakeLock = env->GetMethodID(jPowerManagerCls,
+                    "newWakeLock", "(ILjava/lang/String;)Landroid/os/PowerManager$WakeLock;");
+            jobject javaWakeLock = env->CallObjectMethod(javaPowerManagerObj,
+                    jNewWakeLock, PARTIAL_WAKE_LOCK, env->NewStringUTF("JWakeLock"));
+            mWakeLock = new JObjectHolder(javaWakeLock);
+            env->DeleteLocalRef(javaPowerManagerObj);
+            env->DeleteLocalRef(javaWakeLock);
         }
-        if (mPowerManager != NULL) {
-            sp<IBinder> binder = new BBinder();
-            int64_t token = IPCThreadState::self()->clearCallingIdentity();
-            status_t status = mPowerManager->acquireWakeLock(
-                    POWERMANAGER_PARTIAL_WAKE_LOCK,
-                    binder, String16("JWakeLock"), String16("media"));
-            IPCThreadState::self()->restoreCallingIdentity(token);
-            if (status == NO_ERROR) {
-                mWakeLockToken = binder;
-                mWakeLockCount++;
-                return true;
-            }
+        if (mWakeLock != NULL) {
+            JNIEnv *env = JavaVMHelper::getJNIEnv();
+            jclass wakeLockCls = env->FindClass("android/os/PowerManager$WakeLock");
+            jmethodID jAcquire = env->GetMethodID(wakeLockCls, "acquire", "()V");
+            env->CallVoidMethod(mWakeLock->getJObject(), jAcquire);
+            mWakeLockCount++;
+            return true;
         }
     } else {
         mWakeLockCount++;
@@ -86,25 +81,17 @@
         mWakeLockCount = 1;
     }
     if (--mWakeLockCount == 0) {
-        CHECK(mWakeLockToken != NULL);
-        if (mPowerManager != NULL) {
-            int64_t token = IPCThreadState::self()->clearCallingIdentity();
-            mPowerManager->releaseWakeLock(mWakeLockToken, 0 /* flags */);
-            IPCThreadState::self()->restoreCallingIdentity(token);
+        if (mWakeLock != NULL) {
+            JNIEnv *env = JavaVMHelper::getJNIEnv();
+            jclass wakeLockCls = env->FindClass("android/os/PowerManager$WakeLock");
+            jmethodID jRelease = env->GetMethodID(wakeLockCls, "release", "()V");
+            env->CallVoidMethod(mWakeLock->getJObject(), jRelease);
         }
-        mWakeLockToken.clear();
     }
 }
 
-void JWakeLock::clearPowerManager() {
+void JWakeLock::clearJavaWakeLock() {
     release(true);
-    mPowerManager.clear();
-}
-
-void JWakeLock::PMDeathRecipient::binderDied(const wp<IBinder>& who __unused) {
-    if (mWakeLock != NULL) {
-        mWakeLock->clearPowerManager();
-    }
 }
 
 }  // namespace android
diff --git a/media/libmediaplayer2/nuplayer2/JWakeLock.h b/media/libmediaplayer2/nuplayer2/JWakeLock.h
index eace87e..36c542e 100644
--- a/media/libmediaplayer2/nuplayer2/JWakeLock.h
+++ b/media/libmediaplayer2/nuplayer2/JWakeLock.h
@@ -18,7 +18,7 @@
 #define J_WAKELOCK_H_
 
 #include <media/stagefright/foundation/ABase.h>
-#include <powermanager/IPowerManager.h>
+#include <mediaplayer2/JObjectHolder.h>
 #include <utils/RefBase.h>
 
 namespace android {
@@ -26,7 +26,7 @@
 class JWakeLock : public RefBase {
 
 public:
-    JWakeLock();
+    JWakeLock(const sp<JObjectHolder> &context);
 
     // NOTE: acquire and release are not thread safe
 
@@ -37,28 +37,11 @@
     virtual ~JWakeLock();
 
 private:
-    sp<IPowerManager> mPowerManager;
-    sp<IBinder>       mWakeLockToken;
-    uint32_t          mWakeLockCount;
+    uint32_t                mWakeLockCount;
+    sp<JObjectHolder>       mWakeLock;
+    const sp<JObjectHolder> mContext;
 
-    class PMDeathRecipient : public IBinder::DeathRecipient {
-    public:
-        explicit PMDeathRecipient(JWakeLock *wakeLock) : mWakeLock(wakeLock) {}
-        virtual ~PMDeathRecipient() {}
-
-        // IBinder::DeathRecipient
-        virtual void binderDied(const wp<IBinder> &who);
-
-    private:
-        PMDeathRecipient(const PMDeathRecipient&);
-        PMDeathRecipient& operator= (const PMDeathRecipient&);
-
-        JWakeLock *mWakeLock;
-    };
-
-    const sp<PMDeathRecipient> mDeathRecipient;
-
-    void clearPowerManager();
+    void clearJavaWakeLock();
 
     DISALLOW_EVIL_CONSTRUCTORS(JWakeLock);
 };
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp b/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
index 080d923..5da6e24 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2.cpp
@@ -209,7 +209,8 @@
 
 ////////////////////////////////////////////////////////////////////////////////
 
-NuPlayer2::NuPlayer2(pid_t pid, uid_t uid, const sp<MediaClock> &mediaClock)
+NuPlayer2::NuPlayer2(
+        pid_t pid, uid_t uid, const sp<MediaClock> &mediaClock, const sp<JObjectHolder> &context)
     : mPID(pid),
       mUID(uid),
       mMediaClock(mediaClock),
@@ -240,7 +241,8 @@
       mVideoDecoderError(false),
       mPaused(false),
       mPausedByClient(true),
-      mPausedForBuffering(false) {
+      mPausedForBuffering(false),
+      mContext(context) {
     CHECK(mediaClock != NULL);
     clearFlushComplete();
 }
@@ -1738,7 +1740,7 @@
     sp<AMessage> notify = new AMessage(kWhatRendererNotify, this);
     ++mRendererGeneration;
     notify->setInt32("generation", mRendererGeneration);
-    mRenderer = new Renderer(mAudioSink, mMediaClock, notify, flags);
+    mRenderer = new Renderer(mAudioSink, mMediaClock, notify, mContext, flags);
     mRendererLooper = new ALooper;
     mRendererLooper->setName("NuPlayer2Renderer");
     mRendererLooper->start(false, true, ANDROID_PRIORITY_AUDIO);
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2.h b/media/libmediaplayer2/nuplayer2/NuPlayer2.h
index fdc128f..798c725 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2.h
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2.h
@@ -22,6 +22,7 @@
 #include <media/stagefright/foundation/AHandler.h>
 
 #include <mediaplayer2/MediaPlayer2Interface.h>
+#include <mediaplayer2/JObjectHolder.h>
 
 #include "mediaplayer2.pb.h"
 
@@ -42,7 +43,8 @@
 struct NuPlayer2Driver;
 
 struct NuPlayer2 : public AHandler {
-    explicit NuPlayer2(pid_t pid, uid_t uid, const sp<MediaClock> &mediaClock);
+    explicit NuPlayer2(pid_t pid, uid_t uid,
+            const sp<MediaClock> &mediaClock, const sp<JObjectHolder> &context);
 
     void setDriver(const wp<NuPlayer2Driver> &driver);
 
@@ -272,6 +274,9 @@
     // Pause state as requested by source (internally) due to buffering
     bool mPausedForBuffering;
 
+    // Passed from JAVA
+    const sp<JObjectHolder> mContext;
+
     inline const sp<DecoderBase> &getDecoder(bool audio) {
         return audio ? mAudioDecoder : mVideoDecoder;
     }
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.cpp b/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.cpp
index 3c11b17..56e9471 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.cpp
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.cpp
@@ -108,7 +108,7 @@
 static const char *kPlayerRebufferingAtExit = "android.media.mediaplayer.rebufferExit";
 
 
-NuPlayer2Driver::NuPlayer2Driver(pid_t pid, uid_t uid)
+NuPlayer2Driver::NuPlayer2Driver(pid_t pid, uid_t uid, const sp<JObjectHolder> &context)
     : mState(STATE_IDLE),
       mAsyncResult(UNKNOWN_ERROR),
       mSrcId(0),
@@ -123,7 +123,7 @@
       mLooper(new ALooper),
       mNuPlayer2Looper(new ALooper),
       mMediaClock(new MediaClock),
-      mPlayer(new NuPlayer2(pid, uid, mMediaClock)),
+      mPlayer(new NuPlayer2(pid, uid, mMediaClock, context)),
       mPlayerFlags(0),
       mAnalyticsItem(NULL),
       mClientUid(uid),
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.h b/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.h
index fe17d03..0ec3a4b 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.h
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2Driver.h
@@ -18,6 +18,7 @@
 
 #include <media/MediaAnalyticsItem.h>
 #include <media/stagefright/foundation/ABase.h>
+#include <mediaplayer2/JObjectHolder.h>
 
 namespace android {
 
@@ -26,7 +27,7 @@
 struct NuPlayer2;
 
 struct NuPlayer2Driver : public MediaPlayer2Interface {
-    explicit NuPlayer2Driver(pid_t pid, uid_t uid);
+    explicit NuPlayer2Driver(pid_t pid, uid_t uid, const sp<JObjectHolder> &context);
 
     virtual status_t initCheck() override;
 
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.cpp b/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.cpp
index 2881fd4..3be7e36 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.cpp
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.cpp
@@ -106,6 +106,7 @@
         const sp<MediaPlayer2Interface::AudioSink> &sink,
         const sp<MediaClock> &mediaClock,
         const sp<AMessage> &notify,
+        const sp<JObjectHolder> &context,
         uint32_t flags)
     : mAudioSink(sink),
       mUseVirtualAudioSink(false),
@@ -147,7 +148,7 @@
       mTotalBuffersQueued(0),
       mLastAudioBufferDrained(0),
       mUseAudioCallback(false),
-      mWakeLock(new JWakeLock()) {
+      mWakeLock(new JWakeLock(context)) {
     CHECK(mediaClock != NULL);
     mMediaClock->setPlaybackRate(mPlaybackSettings.mSpeed);
 }
diff --git a/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.h b/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.h
index 484d9b7..d065dee 100644
--- a/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.h
+++ b/media/libmediaplayer2/nuplayer2/NuPlayer2Renderer.h
@@ -20,6 +20,7 @@
 
 #include <media/AudioResamplerPublic.h>
 #include <media/AVSyncSettings.h>
+#include <mediaplayer2/JObjectHolder.h>
 
 #include "NuPlayer2.h"
 
@@ -38,6 +39,7 @@
     Renderer(const sp<MediaPlayer2Interface::AudioSink> &sink,
              const sp<MediaClock> &mediaClock,
              const sp<AMessage> &notify,
+             const sp<JObjectHolder> &context,
              uint32_t flags = 0);
 
     static size_t AudioSinkCallback(
diff --git a/media/libmediaplayerservice/nuplayer/GenericSource.cpp b/media/libmediaplayerservice/nuplayer/GenericSource.cpp
index e2aa8f8..1e85804 100644
--- a/media/libmediaplayerservice/nuplayer/GenericSource.cpp
+++ b/media/libmediaplayerservice/nuplayer/GenericSource.cpp
@@ -171,6 +171,7 @@
 
     if (extractor == NULL) {
         ALOGE("initFromDataSource, cannot create extractor!");
+        mLock.lock();
         return UNKNOWN_ERROR;
     }
 
@@ -179,6 +180,7 @@
     size_t numtracks = extractor->countTracks();
     if (numtracks == 0) {
         ALOGE("initFromDataSource, source has no track!");
+        mLock.lock();
         return UNKNOWN_ERROR;
     }
 
diff --git a/media/libstagefright/ACodec.cpp b/media/libstagefright/ACodec.cpp
index ceb8a13..2ea5286 100644
--- a/media/libstagefright/ACodec.cpp
+++ b/media/libstagefright/ACodec.cpp
@@ -2183,7 +2183,8 @@
             err = setupG711Codec(encoder, sampleRate, numChannels);
         }
     } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_FLAC)) {
-        int32_t numChannels = 0, sampleRate = 0, compressionLevel = -1;
+        // numChannels needs to be set to properly communicate PCM values.
+        int32_t numChannels = 2, sampleRate = 44100, compressionLevel = -1;
         if (encoder &&
                 (!msg->findInt32("channel-count", &numChannels)
                         || !msg->findInt32("sample-rate", &sampleRate))) {
@@ -2209,7 +2210,7 @@
                 }
             }
             err = setupFlacCodec(
-                    encoder, numChannels, sampleRate, compressionLevel);
+                    encoder, numChannels, sampleRate, compressionLevel, pcmEncoding);
         }
     } else if (!strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW)) {
         int32_t numChannels, sampleRate;
@@ -3033,8 +3034,8 @@
 }
 
 status_t ACodec::setupFlacCodec(
-        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel) {
-
+        bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel,
+        AudioEncoding encoding) {
     if (encoder) {
         OMX_AUDIO_PARAM_FLACTYPE def;
         InitOMXParams(&def);
@@ -3057,7 +3058,8 @@
     return setupRawAudioFormat(
             encoder ? kPortIndexInput : kPortIndexOutput,
             sampleRate,
-            numChannels);
+            numChannels,
+            encoding);
 }
 
 status_t ACodec::setupRawAudioFormat(
@@ -3115,6 +3117,7 @@
     pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
 
     if (getOMXChannelMapping(numChannels, pcmParams.eChannelMapping) != OK) {
+        ALOGE("%s: incorrect numChannels: %d", __func__, numChannels);
         return OMX_ErrorNone;
     }
 
diff --git a/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp b/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
index 4db0060..842a7ce 100644
--- a/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
+++ b/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.cpp
@@ -89,12 +89,12 @@
     def.eDir = OMX_DirOutput;
     def.nBufferCountMin = kNumOutputBuffers;
     def.nBufferCountActual = def.nBufferCountMin;
-    def.nBufferSize = 4096 * FLACDecoder::kMaxChannels;
+    def.nBufferSize = kNumSamplesPerFrame * FLACDecoder::kMaxChannels * sizeof(float);
     def.bEnabled = OMX_TRUE;
     def.bPopulated = OMX_FALSE;
     def.eDomain = OMX_PortDomainAudio;
     def.bBuffersContiguous = OMX_FALSE;
-    def.nBufferAlignment = 2;
+    def.nBufferAlignment = sizeof(float);
 
     def.format.audio.cMIMEType = const_cast<char *>("audio/raw");
     def.format.audio.pNativeRender = NULL;
@@ -173,7 +173,7 @@
                 flacParams->nChannels = mStreamInfo.channels;
                 flacParams->nSampleRate = mStreamInfo.sample_rate;
             } else {
-                flacParams->nChannels = 1;
+                flacParams->nChannels = 2;
                 flacParams->nSampleRate = 44100;
             }
 
@@ -195,10 +195,10 @@
                 return OMX_ErrorBadPortIndex;
             }
 
-            pcmParams->eNumData = OMX_NumericalDataSigned;
+            pcmParams->eNumData = mNumericalData;
             pcmParams->eEndian = OMX_EndianBig;
             pcmParams->bInterleaved = OMX_TRUE;
-            pcmParams->nBitPerSample = 16;
+            pcmParams->nBitPerSample = mBitsPerSample;
             pcmParams->ePCMMode = OMX_AUDIO_PCMModeLinear;
             pcmParams->eChannelMapping[0] = OMX_AUDIO_ChannelLF;
             pcmParams->eChannelMapping[1] = OMX_AUDIO_ChannelRF;
@@ -211,7 +211,7 @@
                 pcmParams->nChannels = mStreamInfo.channels;
                 pcmParams->nSamplingRate = mStreamInfo.sample_rate;
             } else {
-                pcmParams->nChannels = 1;
+                pcmParams->nChannels = 2;
                 pcmParams->nSamplingRate = 44100;
             }
 
@@ -281,6 +281,19 @@
                 return OMX_ErrorBadPortIndex;
             }
 
+            if (pcmParams->eNumData == OMX_NumericalDataFloat && pcmParams->nBitPerSample == 32) {
+                mNumericalData = OMX_NumericalDataFloat;
+                mBitsPerSample = 32;
+            } else if (pcmParams->eNumData == OMX_NumericalDataSigned
+                     && pcmParams->nBitPerSample == 16) {
+                mNumericalData = OMX_NumericalDataSigned;
+                mBitsPerSample = 16;
+            } else {
+                ALOGE("Invalid eNumData %d, nBitsPerSample %d",
+                        pcmParams->eNumData, pcmParams->nBitPerSample);
+                return OMX_ErrorUndefined;
+            }
+
             return OMX_ErrorNone;
         }
 
@@ -301,11 +314,13 @@
     List<BufferInfo *> &inQueue = getPortQueue(0);
     List<BufferInfo *> &outQueue = getPortQueue(1);
 
+    const bool outputFloat = mNumericalData == OMX_NumericalDataFloat;
+
     ALOGV("onQueueFilled %d/%d:", inQueue.empty(), outQueue.empty());
     while ((!inQueue.empty() || mSawInputEOS) && !outQueue.empty() && !mFinishedDecoder) {
         BufferInfo *outInfo = *outQueue.begin();
         OMX_BUFFERHEADERTYPE *outHeader = outInfo->mHeader;
-        int16_t *outBuffer = reinterpret_cast<int16_t *>(outHeader->pBuffer + outHeader->nOffset);
+        void *outBuffer = reinterpret_cast<void *>(outHeader->pBuffer + outHeader->nOffset);
         size_t outBufferSize = outHeader->nAllocLen - outHeader->nOffset;
         int64_t timeStamp = 0;
 
@@ -374,7 +389,7 @@
             }
 
             status_t decoderErr = mFLACDecoder->decodeOneFrame(
-                    inBuffer, inBufferLength, outBuffer, &outBufferSize);
+                    inBuffer, inBufferLength, outBuffer, &outBufferSize, outputFloat);
             if (decoderErr != OK) {
                 ALOGE("onQueueFilled: FLACDecoder decodeOneFrame returns error %d", decoderErr);
                 mSignalledError = true;
@@ -393,7 +408,9 @@
                 continue;
             }
         } else if (mSawInputEOS) {
-            status_t decoderErr = mFLACDecoder->decodeOneFrame(NULL, 0, outBuffer, &outBufferSize);
+            status_t decoderErr = mFLACDecoder->decodeOneFrame(
+                    nullptr /* inBuffer */, 0 /* inBufferLen */,
+                    outBuffer, &outBufferSize, outputFloat);
             mFinishedDecoder = true;
             if (decoderErr != OK) {
                 ALOGE("onQueueFilled: FLACDecoder finish returns error %d", decoderErr);
@@ -456,7 +473,8 @@
             mOutputPortSettingsChange = AWAITING_ENABLED;
             PortInfo *info = editPortInfo(1 /* portIndex */);
             if (!info->mDef.bEnabled) {
-                info->mDef.nBufferSize = mStreamInfo.max_blocksize * mStreamInfo.channels * 2;
+                info->mDef.nBufferSize =
+                        mStreamInfo.max_blocksize * mStreamInfo.channels * sizeof(float);
             }
             break;
         }
diff --git a/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.h b/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.h
index b63f7ad..ba02074 100644
--- a/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.h
+++ b/media/libstagefright/codecs/flac/dec/SoftFlacDecoder.h
@@ -45,10 +45,14 @@
     virtual void onReset() override;
 
 private:
+    static constexpr unsigned int kNumSamplesPerFrame = 2048; // adjusted based on stream.
+
     enum {
         kNumInputBuffers   = 4,
         kNumOutputBuffers  = 4,
     };
+    OMX_NUMERICALDATATYPE mNumericalData = OMX_NumericalDataSigned;
+    OMX_U32 mBitsPerSample = 16;
 
     FLACDecoder *mFLACDecoder;
     FLAC__StreamMetadata_StreamInfo mStreamInfo;
diff --git a/media/libstagefright/codecs/flac/enc/Android.bp b/media/libstagefright/codecs/flac/enc/Android.bp
index 9b696da..b32ab08 100644
--- a/media/libstagefright/codecs/flac/enc/Android.bp
+++ b/media/libstagefright/codecs/flac/enc/Android.bp
@@ -28,7 +28,10 @@
     ],
 
     header_libs: ["libbase_headers"],
-    static_libs: ["libFLAC"],
+    static_libs: [
+        "libaudioutils",
+        "libFLAC",
+    ],
 
     name: "libstagefright_soft_flacenc",
     vendor_available: true,
diff --git a/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp b/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
index 955f211..3add006 100644
--- a/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
+++ b/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.cpp
@@ -20,7 +20,7 @@
 #include <utils/Log.h>
 
 #include "SoftFlacEncoder.h"
-
+#include <audio_utils/primitives.h>
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/MediaDefs.h>
 
@@ -75,7 +75,9 @@
     }
 
     if (!mSignalledError) { // no use allocating input buffer if we had an error above
-        mInputBufferPcm32 = (FLAC__int32*) malloc(sizeof(FLAC__int32) * 2 * kMaxNumSamplesPerFrame);
+        // 2x the pcm16 samples can exist with the same size as pcmFloat samples.
+        mInputBufferPcm32 = (FLAC__int32*) malloc(
+                sizeof(FLAC__int32) * kNumSamplesPerFrame * kMaxChannels * 2);
         if (mInputBufferPcm32 == NULL) {
             ALOGE("SoftFlacEncoder::SoftFlacEncoder(name=%s) error allocating internal input buffer", name);
             mSignalledError = true;
@@ -115,14 +117,14 @@
     // configure input port of the encoder
     def.nPortIndex = 0;
     def.eDir = OMX_DirInput;
-    def.nBufferCountMin = kNumBuffers;// TODO verify that 1 is enough
+    def.nBufferCountMin = kNumBuffers;
     def.nBufferCountActual = def.nBufferCountMin;
     def.nBufferSize = kMaxInputBufferSize;
     def.bEnabled = OMX_TRUE;
     def.bPopulated = OMX_FALSE;
     def.eDomain = OMX_PortDomainAudio;
     def.bBuffersContiguous = OMX_FALSE;
-    def.nBufferAlignment = 2;
+    def.nBufferAlignment = sizeof(float);
 
     def.format.audio.cMIMEType = const_cast<char *>("audio/raw");
     def.format.audio.pNativeRender = NULL;
@@ -134,7 +136,7 @@
     // configure output port of the encoder
     def.nPortIndex = 1;
     def.eDir = OMX_DirOutput;
-    def.nBufferCountMin = kNumBuffers;// TODO verify that 1 is enough
+    def.nBufferCountMin = kNumBuffers;
     def.nBufferCountActual = def.nBufferCountMin;
     def.nBufferSize = kMaxOutputBufferSize;
     def.bEnabled = OMX_TRUE;
@@ -193,10 +195,10 @@
                 return OMX_ErrorUndefined;
             }
 
-            pcmParams->eNumData = OMX_NumericalDataSigned;
+            pcmParams->eNumData = mNumericalData;
             pcmParams->eEndian = OMX_EndianBig;
             pcmParams->bInterleaved = OMX_TRUE;
-            pcmParams->nBitPerSample = 16;
+            pcmParams->nBitPerSample = mBitsPerSample;
             pcmParams->ePCMMode = OMX_AUDIO_PCMModeLinear;
             pcmParams->eChannelMapping[0] = OMX_AUDIO_ChannelLF;
             pcmParams->eChannelMapping[1] = OMX_AUDIO_ChannelRF;
@@ -270,12 +272,26 @@
                 return OMX_ErrorUndefined;
             }
 
-            if (pcmParams->nChannels < 1 || pcmParams->nChannels > 2) {
+            if (pcmParams->nChannels < 1 || pcmParams->nChannels > kMaxChannels) {
                 return OMX_ErrorUndefined;
             }
 
             mNumChannels = pcmParams->nChannels;
             mSampleRate = pcmParams->nSamplingRate;
+
+            if (pcmParams->eNumData == OMX_NumericalDataFloat && pcmParams->nBitPerSample == 32) {
+                mNumericalData = OMX_NumericalDataFloat;
+                mBitsPerSample = 32;
+            } else if (pcmParams->eNumData == OMX_NumericalDataSigned
+                     && pcmParams->nBitPerSample == 16) {
+                mNumericalData = OMX_NumericalDataSigned;
+                mBitsPerSample = 16;
+            } else {
+                ALOGE("%s: invalid eNumData %d, nBitsPerSample %d",
+                        __func__, pcmParams->eNumData, pcmParams->nBitPerSample);
+                return OMX_ErrorUndefined;
+            }
+
             ALOGV("will encode %d channels at %dHz", mNumChannels, mSampleRate);
 
             return configureEncoder();
@@ -356,6 +372,10 @@
     List<BufferInfo *> &inQueue = getPortQueue(0);
     List<BufferInfo *> &outQueue = getPortQueue(1);
 
+    const bool inputFloat = mNumericalData == OMX_NumericalDataFloat;
+    const size_t sampleSize = inputFloat ? sizeof(float) : sizeof(int16_t);
+    const size_t frameSize = sampleSize * mNumChannels;
+
     FLAC__bool ok = true;
 
     while ((!inQueue.empty() || mSawInputEOS) && !outQueue.empty() && !mSentOutputEOS) {
@@ -381,13 +401,21 @@
             mEncoderReturnedNbBytes = 0;
             mCurrentInputTimeStamp = inHeader->nTimeStamp;
 
-            const unsigned nbInputFrames = inHeader->nFilledLen / (2 * mNumChannels);
-            const unsigned nbInputSamples = inHeader->nFilledLen / 2;
-            const OMX_S16 * const pcm16 = reinterpret_cast<OMX_S16 *>(inHeader->pBuffer);
+            const unsigned nbInputFrames = inHeader->nFilledLen / frameSize;
+            const unsigned nbInputSamples = inHeader->nFilledLen / sampleSize;
 
-            CHECK_LE(nbInputSamples, 2 * kMaxNumSamplesPerFrame);
-            for (unsigned i=0 ; i < nbInputSamples ; i++) {
-                mInputBufferPcm32[i] = (FLAC__int32) pcm16[i];
+            if (inputFloat) {
+                CHECK_LE(nbInputSamples, kNumSamplesPerFrame * kMaxChannels);
+                const float * const pcmFloat = reinterpret_cast<float *>(inHeader->pBuffer);
+                 memcpy_to_q8_23_from_float_with_clamp(
+                         mInputBufferPcm32, pcmFloat, nbInputSamples);
+            } else {
+                // note nbInputSamples may be 2x as large for pcm16 data.
+                CHECK_LE(nbInputSamples, kNumSamplesPerFrame * kMaxChannels * 2);
+                const int16_t * const pcm16 = reinterpret_cast<int16_t *>(inHeader->pBuffer);
+                for (unsigned i = 0; i < nbInputSamples; ++i) {
+                    mInputBufferPcm32[i] = (FLAC__int32) pcm16[i];
+                }
             }
             ALOGV(" about to encode %u samples per channel", nbInputFrames);
             ok = FLAC__stream_encoder_process_interleaved(
@@ -526,10 +554,12 @@
         return OMX_ErrorInvalidState;
     }
 
+    const bool inputFloat = mNumericalData == OMX_NumericalDataFloat;
+    const int codecBitsPerSample = inputFloat ? 24 : 16;
     FLAC__bool ok = true;
     ok = ok && FLAC__stream_encoder_set_channels(mFlacStreamEncoder, mNumChannels);
     ok = ok && FLAC__stream_encoder_set_sample_rate(mFlacStreamEncoder, mSampleRate);
-    ok = ok && FLAC__stream_encoder_set_bits_per_sample(mFlacStreamEncoder, 16);
+    ok = ok && FLAC__stream_encoder_set_bits_per_sample(mFlacStreamEncoder, codecBitsPerSample);
     ok = ok && FLAC__stream_encoder_set_compression_level(mFlacStreamEncoder,
             (unsigned)mCompressionLevel);
     ok = ok && FLAC__stream_encoder_set_verify(mFlacStreamEncoder, false);
diff --git a/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.h b/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.h
index 64a6b1e..722fc13 100644
--- a/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.h
+++ b/media/libstagefright/codecs/flac/enc/SoftFlacEncoder.h
@@ -45,8 +45,10 @@
 
 private:
     const unsigned int kNumBuffers = 2;
-    const unsigned int kMaxNumSamplesPerFrame = 1152;
-    const unsigned int kMaxInputBufferSize = kMaxNumSamplesPerFrame * sizeof(int16_t) * 2;
+    static constexpr unsigned int kMaxChannels = 2;
+    static constexpr unsigned int kNumSamplesPerFrame = 1152;
+    static constexpr unsigned int kMaxInputBufferSize =
+            kNumSamplesPerFrame * kMaxChannels * sizeof(float);
     const unsigned int kMaxOutputBufferSize = 65536;    //TODO check if this can be reduced
 
     bool mSignalledError;
@@ -54,6 +56,8 @@
     OMX_U32 mNumChannels;
     OMX_U32 mSampleRate;
     OMX_U32 mCompressionLevel;
+    OMX_NUMERICALDATATYPE mNumericalData = OMX_NumericalDataSigned;
+    OMX_U32 mBitsPerSample = 16;
 
     // should the data received by the callback be written to the output port
     bool        mEncoderWriteData;
diff --git a/media/libstagefright/flac/dec/Android.bp b/media/libstagefright/flac/dec/Android.bp
index 751b053..307c9b0 100644
--- a/media/libstagefright/flac/dec/Android.bp
+++ b/media/libstagefright/flac/dec/Android.bp
@@ -27,11 +27,17 @@
     },
 
     static: {
-        whole_static_libs: ["libFLAC"],
+        whole_static_libs: [
+            "libFLAC",
+            "libaudioutils",
+        ],
     },
 
     shared: {
-        static_libs: ["libFLAC"],
+        static_libs: [
+            "libFLAC",
+            "libaudioutils",
+        ],
     },
 
     shared_libs: [
diff --git a/media/libstagefright/flac/dec/FLACDecoder.cpp b/media/libstagefright/flac/dec/FLACDecoder.cpp
index dfdc41c..cef0bc6 100644
--- a/media/libstagefright/flac/dec/FLACDecoder.cpp
+++ b/media/libstagefright/flac/dec/FLACDecoder.cpp
@@ -20,6 +20,7 @@
 
 #include "FLACDecoder.h"
 
+#include <audio_utils/primitives.h> // float_from_i32
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/hexdump.h>
 #include <media/stagefright/MediaDefs.h>
@@ -117,104 +118,43 @@
     mErrorStatus = status;
 }
 
-// Copy samples from FLAC native 32-bit non-interleaved to 16-bit interleaved.
+// Copy samples from FLAC native 32-bit non-interleaved to 16-bit signed
+// or 32-bit float interleaved.
+// TODO: Consider moving to audio_utils.  See similar code at FLACExtractor.cpp
 // These are candidates for optimization if needed.
-static void copyMono8(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
+static void copyTo16Signed(
+        short *dst,
+        const int *const *src,
         unsigned nSamples,
-        unsigned /* nChannels */) {
-    for (unsigned i = 0; i < nSamples; ++i) {
-        *dst++ = src[0][i] << 8;
-    }
-}
-
-static void copyStereo8(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
-        unsigned nSamples,
-        unsigned /* nChannels */) {
-    for (unsigned i = 0; i < nSamples; ++i) {
-        *dst++ = src[0][i] << 8;
-        *dst++ = src[1][i] << 8;
-    }
-}
-
-static void copyMultiCh8(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
-        unsigned nSamples,
-        unsigned nChannels) {
-    for (unsigned i = 0; i < nSamples; ++i) {
-        for (unsigned c = 0; c < nChannels; ++c) {
-            *dst++ = src[c][i] << 8;
+        unsigned nChannels,
+        unsigned bitsPerSample) {
+    const int leftShift = 16 - (int)bitsPerSample; // cast to int to prevent unsigned overflow.
+    if (leftShift >= 0) {
+        for (unsigned i = 0; i < nSamples; ++i) {
+            for (unsigned c = 0; c < nChannels; ++c) {
+                *dst++ = src[c][i] << leftShift;
+            }
+        }
+    } else {
+        const int rightShift = -leftShift;
+        for (unsigned i = 0; i < nSamples; ++i) {
+            for (unsigned c = 0; c < nChannels; ++c) {
+                *dst++ = src[c][i] >> rightShift;
+            }
         }
     }
 }
 
-static void copyMono16(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
+static void copyToFloat(
+        float *dst,
+        const int *const *src,
         unsigned nSamples,
-        unsigned /* nChannels */) {
-    for (unsigned i = 0; i < nSamples; ++i) {
-        *dst++ = src[0][i];
-    }
-}
-
-static void copyStereo16(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
-        unsigned nSamples,
-        unsigned /* nChannels */) {
-    for (unsigned i = 0; i < nSamples; ++i) {
-        *dst++ = src[0][i];
-        *dst++ = src[1][i];
-    }
-}
-
-static void copyMultiCh16(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
-        unsigned nSamples,
-        unsigned nChannels) {
+        unsigned nChannels,
+        unsigned bitsPerSample) {
+    const unsigned leftShift = 32 - bitsPerSample;
     for (unsigned i = 0; i < nSamples; ++i) {
         for (unsigned c = 0; c < nChannels; ++c) {
-            *dst++ = src[c][i];
-        }
-    }
-}
-
-// TODO: 24-bit versions should do dithering or noise-shaping, here or in AudioFlinger
-static void copyMono24(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
-        unsigned nSamples,
-        unsigned /* nChannels */) {
-    for (unsigned i = 0; i < nSamples; ++i) {
-        *dst++ = src[0][i] >> 8;
-    }
-}
-
-static void copyStereo24(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
-        unsigned nSamples,
-        unsigned /* nChannels */) {
-    for (unsigned i = 0; i < nSamples; ++i) {
-        *dst++ = src[0][i] >> 8;
-        *dst++ = src[1][i] >> 8;
-    }
-}
-
-static void copyMultiCh24(
-        int16_t *dst,
-        const int * src[FLACDecoder::kMaxChannels],
-        unsigned nSamples,
-        unsigned nChannels) {
-    for (unsigned i = 0; i < nSamples; ++i) {
-        for (unsigned c = 0; c < nChannels; ++c) {
-            *dst++ = src[c][i] >> 8;
+            *dst++ = float_from_i32(src[c][i] << leftShift);
         }
     }
 }
@@ -238,8 +178,7 @@
       mStreamInfoValid(false),
       mWriteRequested(false),
       mWriteCompleted(false),
-      mErrorStatus((FLAC__StreamDecoderErrorStatus) -1),
-      mCopy(nullptr) {
+      mErrorStatus((FLAC__StreamDecoderErrorStatus) -1) {
     ALOGV("ctor:");
     memset(&mStreamInfo, 0, sizeof(mStreamInfo));
     memset(&mWriteHeader, 0, sizeof(mWriteHeader));
@@ -379,6 +318,7 @@
         case 8:
         case 16:
         case 24:
+        case 32: // generally rare, but is supported in the framework
             break;
 
         default:
@@ -387,31 +327,6 @@
             return ERROR_MALFORMED;
     }
 
-    // configure the appropriate copy function, defaulting to trespass
-    static const struct {
-        unsigned mChannels;
-        unsigned mBitsPerSample;
-        void (*mCopy)(int16_t *dst, const int * src[kMaxChannels],
-                unsigned nSamples, unsigned nChannels);
-    } table[] = {
-        { 1,  8, copyMono8     },
-        { 2,  8, copyStereo8   },
-        { 8,  8, copyMultiCh8  },
-        { 1, 16, copyMono16    },
-        { 2, 16, copyStereo16  },
-        { 8, 16, copyMultiCh16 },
-        { 1, 24, copyMono24    },
-        { 2, 24, copyStereo24  },
-        { 8, 24, copyMultiCh24 },
-    };
-    for (const auto &entry : table) {
-        if (entry.mChannels >= getChannels() &&
-                entry.mBitsPerSample == getBitsPerSample()) {
-            mCopy = entry.mCopy;
-            break;
-        }
-    }
-
     // Now we have all metadata blocks.
     mBufferPos = 0;
     mBufferDataSize = 0;
@@ -420,7 +335,7 @@
 }
 
 status_t FLACDecoder::decodeOneFrame(const uint8_t *inBuffer, size_t inBufferLen,
-        int16_t *outBuffer, size_t *outBufferLen) {
+        void *outBuffer, size_t *outBufferLen, bool outputFloat) {
     ALOGV("decodeOneFrame: input size(%zu)", inBufferLen);
 
     if (!mStreamInfoValid) {
@@ -469,21 +384,33 @@
         return ERROR_MALFORMED;
     }
 
-    size_t bufferSize = blocksize * getChannels() * sizeof(int16_t);
+    const unsigned channels = getChannels();
+    const size_t sampleSize = outputFloat ? sizeof(float) : sizeof(int16_t);
+    const size_t frameSize = channels * sampleSize;
+    size_t bufferSize = blocksize * frameSize;
     if (bufferSize > *outBufferLen) {
         ALOGW("decodeOneFrame: output buffer holds only partial frame %zu:%zu",
                 *outBufferLen, bufferSize);
-        blocksize = *outBufferLen / (getChannels() * sizeof(int16_t));
-        bufferSize = blocksize * getChannels() * sizeof(int16_t);
+        blocksize = *outBufferLen / frameSize;
+        bufferSize = blocksize * frameSize;
     }
 
-    if (mCopy == nullptr) {
-        ALOGE("decodeOneFrame: format is not supported: channels(%d), BitsPerSample(%d)",
-                getChannels(), getBitsPerSample());
-        return ERROR_UNSUPPORTED;
-    }
     // copy PCM from FLAC write buffer to output buffer, with interleaving
-    (*mCopy)(outBuffer, mWriteBuffer, blocksize, getChannels());
+
+    const unsigned bitsPerSample = getBitsPerSample();
+    if (outputFloat) {
+        copyToFloat(reinterpret_cast<float*>(outBuffer),
+                    mWriteBuffer,
+                    blocksize,
+                    channels,
+                    bitsPerSample);
+    } else {
+        copyTo16Signed(reinterpret_cast<short*>(outBuffer),
+                       mWriteBuffer,
+                       blocksize,
+                       channels,
+                       bitsPerSample);
+    }
     *outBufferLen = bufferSize;
     return OK;
 }
diff --git a/media/libstagefright/flac/dec/FLACDecoder.h b/media/libstagefright/flac/dec/FLACDecoder.h
index af419a2..694fccb 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,
-            int16_t *outBuffer, size_t *outBufferLen);
+            void *outBuffer, size_t *outBufferLen, bool outputFloat = false);
     void flush();
     virtual ~FLACDecoder();
 
@@ -89,8 +89,6 @@
     // most recent error reported by libFLAC decoder
     FLAC__StreamDecoderErrorStatus mErrorStatus;
 
-    void (*mCopy)(int16_t *dst, const int *src[kMaxChannels], unsigned nSamples, unsigned nChannels);
-
     status_t init();
 
     // FLAC stream decoder callbacks as C++ instance methods
diff --git a/media/libstagefright/include/media/stagefright/ACodec.h b/media/libstagefright/include/media/stagefright/ACodec.h
index 9b2853e..9d46d2d 100644
--- a/media/libstagefright/include/media/stagefright/ACodec.h
+++ b/media/libstagefright/include/media/stagefright/ACodec.h
@@ -488,7 +488,8 @@
     status_t setupG711Codec(bool encoder, int32_t sampleRate, int32_t numChannels);
 
     status_t setupFlacCodec(
-            bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel);
+            bool encoder, int32_t numChannels, int32_t sampleRate, int32_t compressionLevel,
+            AudioEncoding encoding);
 
     status_t setupRawAudioFormat(
             OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels,
diff --git a/services/audiopolicy/common/managerdefinitions/Android.bp b/services/audiopolicy/common/managerdefinitions/Android.bp
index d0b4973..e5ebab7 100644
--- a/services/audiopolicy/common/managerdefinitions/Android.bp
+++ b/services/audiopolicy/common/managerdefinitions/Android.bp
@@ -24,7 +24,6 @@
     shared_libs: [
         "libcutils",
         "libhidlbase",
-        "libicuuc",
         "liblog",
         "libmedia",
         "libutils",
diff --git a/services/camera/libcameraservice/Android.bp b/services/camera/libcameraservice/Android.bp
index 025f0b2..851dd69 100644
--- a/services/camera/libcameraservice/Android.bp
+++ b/services/camera/libcameraservice/Android.bp
@@ -83,6 +83,7 @@
         "libhidltransport",
         "libjpeg",
         "libmemunreachable",
+        "libsensorprivacy",
         "libstagefright_foundation",
         "android.frameworks.cameraservice.common@2.0",
         "android.frameworks.cameraservice.service@2.0",
@@ -100,6 +101,7 @@
         "libbinder",
         "libcamera_client",
         "libfmq",
+        "libsensorprivacy",
     ],
 
     include_dirs: [
diff --git a/services/camera/libcameraservice/CameraService.cpp b/services/camera/libcameraservice/CameraService.cpp
index 6003607..c3113bf 100644
--- a/services/camera/libcameraservice/CameraService.cpp
+++ b/services/camera/libcameraservice/CameraService.cpp
@@ -54,6 +54,7 @@
 #include <media/IMediaHTTPService.h>
 #include <media/mediaplayer.h>
 #include <mediautils/BatteryNotifier.h>
+#include <sensorprivacy/SensorPrivacyManager.h>
 #include <utils/Errors.h>
 #include <utils/Log.h>
 #include <utils/String16.h>
@@ -145,6 +146,8 @@
 
     mUidPolicy = new UidPolicy(this);
     mUidPolicy->registerSelf();
+    mSensorPrivacyPolicy = new SensorPrivacyPolicy(this);
+    mSensorPrivacyPolicy->registerSelf();
     sp<HidlCameraService> hcs = HidlCameraService::getInstance(this);
     if (hcs->registerAsService() != android::OK) {
         ALOGE("%s: Failed to register default android.frameworks.cameraservice.service@1.0",
@@ -230,6 +233,7 @@
 CameraService::~CameraService() {
     VendorTagDescriptor::clearGlobalVendorTagDescriptor();
     mUidPolicy->unregisterSelf();
+    mSensorPrivacyPolicy->unregisterSelf();
 }
 
 void CameraService::onNewProviderRegistered() {
@@ -951,6 +955,14 @@
                 clientName8.string(), clientUid, clientPid, cameraId.string());
     }
 
+    // If sensor privacy is enabled then prevent access to the camera
+    if (mSensorPrivacyPolicy->isSensorPrivacyEnabled()) {
+        ALOGE("Access Denial: cannot use the camera when sensor privacy is enabled");
+        return STATUS_ERROR_FMT(ERROR_DISABLED,
+                "Caller \"%s\" (PID %d, UID %d) cannot open camera \"%s\" when sensor privacy "
+                "is enabled", clientName8.string(), clientUid, clientPid, cameraId.string());
+    }
+
     // Only use passed in clientPid to check permission. Use calling PID as the client PID that's
     // connected to camera service directly.
     originalClientPid = clientPid;
@@ -1603,9 +1615,10 @@
 
     switch(eventId) {
         case ICameraService::EVENT_USER_SWITCHED: {
-            // Try to register for UID policy updates, in case we're recovering
+            // Try to register for UID and sensor privacy policy updates, in case we're recovering
             // from a system server crash
             mUidPolicy->registerSelf();
+            mSensorPrivacyPolicy->registerSelf();
             doUserSwitch(/*newUserIds*/ args);
             break;
         }
@@ -2577,6 +2590,59 @@
 }
 
 // ----------------------------------------------------------------------------
+//                  SensorPrivacyPolicy
+// ----------------------------------------------------------------------------
+void CameraService::SensorPrivacyPolicy::registerSelf() {
+    Mutex::Autolock _l(mSensorPrivacyLock);
+    if (mRegistered) {
+        return;
+    }
+    SensorPrivacyManager spm;
+    spm.addSensorPrivacyListener(this);
+    mSensorPrivacyEnabled = spm.isSensorPrivacyEnabled();
+    status_t res = spm.linkToDeath(this);
+    if (res == OK) {
+        mRegistered = true;
+        ALOGV("SensorPrivacyPolicy: Registered with SensorPrivacyManager");
+    }
+}
+
+void CameraService::SensorPrivacyPolicy::unregisterSelf() {
+    Mutex::Autolock _l(mSensorPrivacyLock);
+    SensorPrivacyManager spm;
+    spm.removeSensorPrivacyListener(this);
+    spm.unlinkToDeath(this);
+    mRegistered = false;
+    ALOGV("SensorPrivacyPolicy: Unregistered with SensorPrivacyManager");
+}
+
+bool CameraService::SensorPrivacyPolicy::isSensorPrivacyEnabled() {
+    Mutex::Autolock _l(mSensorPrivacyLock);
+    return mSensorPrivacyEnabled;
+}
+
+binder::Status CameraService::SensorPrivacyPolicy::onSensorPrivacyChanged(bool enabled) {
+    {
+        Mutex::Autolock _l(mSensorPrivacyLock);
+        mSensorPrivacyEnabled = enabled;
+    }
+    // if sensor privacy is enabled then block all clients from accessing the camera
+    if (enabled) {
+        sp<CameraService> service = mService.promote();
+        if (service != nullptr) {
+            service->blockAllClients();
+        }
+    }
+    return binder::Status::ok();
+}
+
+void CameraService::SensorPrivacyPolicy::binderDied(const wp<IBinder>& /*who*/) {
+    Mutex::Autolock _l(mSensorPrivacyLock);
+    ALOGV("SensorPrivacyPolicy: SensorPrivacyManager has died");
+    mRegistered = false;
+}
+
+// ----------------------------------------------------------------------------
 //                  CameraState
 // ----------------------------------------------------------------------------
 
@@ -3062,6 +3128,18 @@
     }
 }
 
+void CameraService::blockAllClients() {
+    const auto clients = mActiveClientManager.getAll();
+    for (auto& current : clients) {
+        if (current != nullptr) {
+            const auto basicClient = current->getValue();
+            if (basicClient.get() != nullptr) {
+                basicClient->block();
+            }
+        }
+    }
+}
+
 // NOTE: This is a remote API - make sure all args are validated
 status_t CameraService::shellCommand(int in, int out, int err, const Vector<String16>& args) {
     if (!checkCallingPermission(sManageCameraPermission, nullptr, nullptr)) {
diff --git a/services/camera/libcameraservice/CameraService.h b/services/camera/libcameraservice/CameraService.h
index d332f6e..a296198 100644
--- a/services/camera/libcameraservice/CameraService.h
+++ b/services/camera/libcameraservice/CameraService.h
@@ -18,6 +18,7 @@
 #define ANDROID_SERVERS_CAMERA_CAMERASERVICE_H
 
 #include <android/hardware/BnCameraService.h>
+#include <android/hardware/BnSensorPrivacyListener.h>
 #include <android/hardware/ICameraServiceListener.h>
 #include <android/hardware/ICameraServiceProxy.h>
 
@@ -554,8 +555,35 @@
         std::unordered_map<uid_t, bool> mOverrideUids;
     }; // class UidPolicy
 
+    // If sensor privacy is enabled then all apps, including those that are active, should be
+    // prevented from accessing the camera.
+    class SensorPrivacyPolicy : public hardware::BnSensorPrivacyListener,
+            public virtual IBinder::DeathRecipient {
+        public:
+            explicit SensorPrivacyPolicy(wp<CameraService> service)
+                    : mService(service), mSensorPrivacyEnabled(false), mRegistered(false) {}
+
+            void registerSelf();
+            void unregisterSelf();
+
+            bool isSensorPrivacyEnabled();
+
+            binder::Status onSensorPrivacyChanged(bool enabled);
+
+            // IBinder::DeathRecipient implementation
+            virtual void binderDied(const wp<IBinder> &who);
+
+        private:
+            wp<CameraService> mService;
+            Mutex mSensorPrivacyLock;
+            bool mSensorPrivacyEnabled;
+            bool mRegistered;
+    };
+
     sp<UidPolicy> mUidPolicy;
 
+    sp<SensorPrivacyPolicy> mSensorPrivacyPolicy;
+
     // Delay-load the Camera HAL module
     virtual void onFirstRef();
 
@@ -825,6 +853,9 @@
     // Blocks all clients from the UID
     void blockClientsForUid(uid_t uid);
 
+    // Blocks all active clients.
+    void blockAllClients();
+
     // Overrides the UID state as if it is idle
     status_t handleSetUidState(const Vector<String16>& args, int err);
 
diff --git a/services/mediacodec/registrant/Android.bp b/services/mediacodec/registrant/Android.bp
index f119472..8c40ad1 100644
--- a/services/mediacodec/registrant/Android.bp
+++ b/services/mediacodec/registrant/Android.bp
@@ -1,5 +1,6 @@
 cc_library_shared {
     name: "libmedia_codecserviceregistrant",
+    vendor_available: true,
     srcs: [
         "CodecServiceRegistrant.cpp",
     ],
diff --git a/services/mediadrm/tests/Android.mk b/services/mediadrm/tests/Android.mk
deleted file mode 100644
index e2f7399..0000000
--- a/services/mediadrm/tests/Android.mk
+++ /dev/null
@@ -1,26 +0,0 @@
-# Build the unit tests.
-LOCAL_PATH:= $(call my-dir)
-include $(CLEAR_VARS)
-
-LOCAL_MODULE := DrmSessionManager_test
-
-LOCAL_MODULE_TAGS := tests
-
-LOCAL_SRC_FILES := \
-	DrmSessionManager_test.cpp \
-
-LOCAL_SHARED_LIBRARIES := \
-	liblog \
-	libmediaplayerservice \
-	libutils \
-
-LOCAL_C_INCLUDES := \
-	frameworks/av/include \
-	frameworks/av/media/libmediaplayerservice \
-
-LOCAL_CFLAGS += -Werror -Wall
-
-LOCAL_32_BIT_ONLY := true
-
-include $(BUILD_NATIVE_TEST)
-
diff --git a/services/mediadrm/tests/DrmSessionManager_test.cpp b/services/mediadrm/tests/DrmSessionManager_test.cpp
deleted file mode 100644
index de350a1..0000000
--- a/services/mediadrm/tests/DrmSessionManager_test.cpp
+++ /dev/null
@@ -1,249 +0,0 @@
-/*
- * Copyright (C) 2015 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 "DrmSessionManager_test"
-#include <utils/Log.h>
-
-#include <gtest/gtest.h>
-
-#include "Drm.h"
-#include "DrmSessionClientInterface.h"
-#include "DrmSessionManager.h"
-#include <media/stagefright/foundation/ADebug.h>
-#include <media/stagefright/ProcessInfoInterface.h>
-
-namespace android {
-
-struct FakeProcessInfo : public ProcessInfoInterface {
-    FakeProcessInfo() {}
-    virtual ~FakeProcessInfo() {}
-
-    virtual bool getPriority(int pid, int* priority) {
-        // For testing, use pid as priority.
-        // Lower the value higher the priority.
-        *priority = pid;
-        return true;
-    }
-
-private:
-    DISALLOW_EVIL_CONSTRUCTORS(FakeProcessInfo);
-};
-
-struct FakeDrm : public DrmSessionClientInterface {
-    FakeDrm() {}
-    virtual ~FakeDrm() {}
-
-    virtual bool reclaimSession(const Vector<uint8_t>& sessionId) {
-        mReclaimedSessions.push_back(sessionId);
-        return true;
-    }
-
-    const Vector<Vector<uint8_t> >& reclaimedSessions() const {
-        return mReclaimedSessions;
-    }
-
-private:
-    Vector<Vector<uint8_t> > mReclaimedSessions;
-
-    DISALLOW_EVIL_CONSTRUCTORS(FakeDrm);
-};
-
-static const int kTestPid1 = 30;
-static const int kTestPid2 = 20;
-static const uint8_t kTestSessionId1[] = {1, 2, 3};
-static const uint8_t kTestSessionId2[] = {4, 5, 6, 7, 8};
-static const uint8_t kTestSessionId3[] = {9, 0};
-
-class DrmSessionManagerTest : public ::testing::Test {
-public:
-    DrmSessionManagerTest()
-        : mDrmSessionManager(new DrmSessionManager(new FakeProcessInfo())),
-          mTestDrm1(new FakeDrm()),
-          mTestDrm2(new FakeDrm()) {
-        GetSessionId(kTestSessionId1, ARRAY_SIZE(kTestSessionId1), &mSessionId1);
-        GetSessionId(kTestSessionId2, ARRAY_SIZE(kTestSessionId2), &mSessionId2);
-        GetSessionId(kTestSessionId3, ARRAY_SIZE(kTestSessionId3), &mSessionId3);
-    }
-
-protected:
-    static void GetSessionId(const uint8_t* ids, size_t num, Vector<uint8_t>* sessionId) {
-        for (size_t i = 0; i < num; ++i) {
-            sessionId->push_back(ids[i]);
-        }
-    }
-
-    static void ExpectEqSessionInfo(const SessionInfo& info, sp<DrmSessionClientInterface> drm,
-            const Vector<uint8_t>& sessionId, int64_t timeStamp) {
-        EXPECT_EQ(drm, info.drm);
-        EXPECT_TRUE(isEqualSessionId(sessionId, info.sessionId));
-        EXPECT_EQ(timeStamp, info.timeStamp);
-    }
-
-    void addSession() {
-        mDrmSessionManager->addSession(kTestPid1, mTestDrm1, mSessionId1);
-        mDrmSessionManager->addSession(kTestPid2, mTestDrm2, mSessionId2);
-        mDrmSessionManager->addSession(kTestPid2, mTestDrm2, mSessionId3);
-        const PidSessionInfosMap& map = sessionMap();
-        EXPECT_EQ(2u, map.size());
-        ssize_t index1 = map.indexOfKey(kTestPid1);
-        ASSERT_GE(index1, 0);
-        const SessionInfos& infos1 = map[index1];
-        EXPECT_EQ(1u, infos1.size());
-        ExpectEqSessionInfo(infos1[0], mTestDrm1, mSessionId1, 0);
-
-        ssize_t index2 = map.indexOfKey(kTestPid2);
-        ASSERT_GE(index2, 0);
-        const SessionInfos& infos2 = map[index2];
-        EXPECT_EQ(2u, infos2.size());
-        ExpectEqSessionInfo(infos2[0], mTestDrm2, mSessionId2, 1);
-        ExpectEqSessionInfo(infos2[1], mTestDrm2, mSessionId3, 2);
-    }
-
-    const PidSessionInfosMap& sessionMap() {
-        return mDrmSessionManager->mSessionMap;
-    }
-
-    void testGetLowestPriority() {
-        int pid;
-        int priority;
-        EXPECT_FALSE(mDrmSessionManager->getLowestPriority_l(&pid, &priority));
-
-        addSession();
-        EXPECT_TRUE(mDrmSessionManager->getLowestPriority_l(&pid, &priority));
-
-        EXPECT_EQ(kTestPid1, pid);
-        FakeProcessInfo processInfo;
-        int priority1;
-        processInfo.getPriority(kTestPid1, &priority1);
-        EXPECT_EQ(priority1, priority);
-    }
-
-    void testGetLeastUsedSession() {
-        sp<DrmSessionClientInterface> drm;
-        Vector<uint8_t> sessionId;
-        EXPECT_FALSE(mDrmSessionManager->getLeastUsedSession_l(kTestPid1, &drm, &sessionId));
-
-        addSession();
-
-        EXPECT_TRUE(mDrmSessionManager->getLeastUsedSession_l(kTestPid1, &drm, &sessionId));
-        EXPECT_EQ(mTestDrm1, drm);
-        EXPECT_TRUE(isEqualSessionId(mSessionId1, sessionId));
-
-        EXPECT_TRUE(mDrmSessionManager->getLeastUsedSession_l(kTestPid2, &drm, &sessionId));
-        EXPECT_EQ(mTestDrm2, drm);
-        EXPECT_TRUE(isEqualSessionId(mSessionId2, sessionId));
-
-        // mSessionId2 is no longer the least used session.
-        mDrmSessionManager->useSession(mSessionId2);
-        EXPECT_TRUE(mDrmSessionManager->getLeastUsedSession_l(kTestPid2, &drm, &sessionId));
-        EXPECT_EQ(mTestDrm2, drm);
-        EXPECT_TRUE(isEqualSessionId(mSessionId3, sessionId));
-    }
-
-    sp<DrmSessionManager> mDrmSessionManager;
-    sp<FakeDrm> mTestDrm1;
-    sp<FakeDrm> mTestDrm2;
-    Vector<uint8_t> mSessionId1;
-    Vector<uint8_t> mSessionId2;
-    Vector<uint8_t> mSessionId3;
-};
-
-TEST_F(DrmSessionManagerTest, addSession) {
-    addSession();
-}
-
-TEST_F(DrmSessionManagerTest, useSession) {
-    addSession();
-
-    mDrmSessionManager->useSession(mSessionId1);
-    mDrmSessionManager->useSession(mSessionId3);
-
-    const PidSessionInfosMap& map = sessionMap();
-    const SessionInfos& infos1 = map.valueFor(kTestPid1);
-    const SessionInfos& infos2 = map.valueFor(kTestPid2);
-    ExpectEqSessionInfo(infos1[0], mTestDrm1, mSessionId1, 3);
-    ExpectEqSessionInfo(infos2[1], mTestDrm2, mSessionId3, 4);
-}
-
-TEST_F(DrmSessionManagerTest, removeSession) {
-    addSession();
-
-    mDrmSessionManager->removeSession(mSessionId2);
-
-    const PidSessionInfosMap& map = sessionMap();
-    EXPECT_EQ(2u, map.size());
-    const SessionInfos& infos1 = map.valueFor(kTestPid1);
-    const SessionInfos& infos2 = map.valueFor(kTestPid2);
-    EXPECT_EQ(1u, infos1.size());
-    EXPECT_EQ(1u, infos2.size());
-    // mSessionId2 has been removed.
-    ExpectEqSessionInfo(infos2[0], mTestDrm2, mSessionId3, 2);
-}
-
-TEST_F(DrmSessionManagerTest, removeDrm) {
-    addSession();
-
-    sp<FakeDrm> drm = new FakeDrm;
-    const uint8_t ids[] = {123};
-    Vector<uint8_t> sessionId;
-    GetSessionId(ids, ARRAY_SIZE(ids), &sessionId);
-    mDrmSessionManager->addSession(kTestPid2, drm, sessionId);
-
-    mDrmSessionManager->removeDrm(mTestDrm2);
-
-    const PidSessionInfosMap& map = sessionMap();
-    const SessionInfos& infos2 = map.valueFor(kTestPid2);
-    EXPECT_EQ(1u, infos2.size());
-    // mTestDrm2 has been removed.
-    ExpectEqSessionInfo(infos2[0], drm, sessionId, 3);
-}
-
-TEST_F(DrmSessionManagerTest, reclaimSession) {
-    EXPECT_FALSE(mDrmSessionManager->reclaimSession(kTestPid1));
-    addSession();
-
-    // calling pid priority is too low
-    EXPECT_FALSE(mDrmSessionManager->reclaimSession(50));
-
-    EXPECT_TRUE(mDrmSessionManager->reclaimSession(10));
-    EXPECT_EQ(1u, mTestDrm1->reclaimedSessions().size());
-    EXPECT_TRUE(isEqualSessionId(mSessionId1, mTestDrm1->reclaimedSessions()[0]));
-
-    mDrmSessionManager->removeSession(mSessionId1);
-
-    // add a session from a higher priority process.
-    sp<FakeDrm> drm = new FakeDrm;
-    const uint8_t ids[] = {1, 3, 5};
-    Vector<uint8_t> sessionId;
-    GetSessionId(ids, ARRAY_SIZE(ids), &sessionId);
-    mDrmSessionManager->addSession(15, drm, sessionId);
-
-    EXPECT_TRUE(mDrmSessionManager->reclaimSession(18));
-    EXPECT_EQ(1u, mTestDrm2->reclaimedSessions().size());
-    // mSessionId2 is reclaimed.
-    EXPECT_TRUE(isEqualSessionId(mSessionId2, mTestDrm2->reclaimedSessions()[0]));
-}
-
-TEST_F(DrmSessionManagerTest, getLowestPriority) {
-    testGetLowestPriority();
-}
-
-TEST_F(DrmSessionManagerTest, getLeastUsedSession_l) {
-    testGetLeastUsedSession();
-}
-
-} // namespace android
diff --git a/services/soundtrigger/SoundTriggerHwService.cpp b/services/soundtrigger/SoundTriggerHwService.cpp
index 944abcc..fe2ccf2 100644
--- a/services/soundtrigger/SoundTriggerHwService.cpp
+++ b/services/soundtrigger/SoundTriggerHwService.cpp
@@ -765,10 +765,7 @@
             }
 
             recognitionEvent->capture_session = model->mCaptureSession;
-            // Don't reset the model state if this recognition event is a get-state response
-            if (recognitionEvent->status != RECOGNITION_STATUS_GET_STATE_RESPONSE) {
-                model->mState = Model::STATE_IDLE;
-            }
+            model->mState = Model::STATE_IDLE;
             clients.add(model->mModuleClient);
         }
     } break;