Merge "Fix no sound with FDR-AX100 recorded 4k video" (88ab23b3) · Commits · e / os / android_frameworks_av

media/extractors/mp4/MPEG4Extractor.cpp

+104 −21

Original line number	Diff line number	Diff line
		@@ -66,6 +66,8 @@ enum {
		kMaxAtomSize = 64 * 1024 * 1024,
		};

		static const size_t kMaxPcmFrameSize = 8192;

		class MPEG4Source : public MediaTrack {
		public:
		// Caller retains ownership of both "dataSource" and "sampleTable".
		@@ -125,6 +127,7 @@ private:

		bool mIsAVC;
		bool mIsHEVC;
		bool mIsPcm;
		size_t mNALLengthSize;

		bool mStarted;
		@@ -324,6 +327,11 @@ static const char *FourCC2MIME(uint32_t fourcc) {
		case FOURCC('h', 'v', 'c', '1'):
		case FOURCC('h', 'e', 'v', '1'):
		return MEDIA_MIMETYPE_VIDEO_HEVC;

		case FOURCC('t', 'w', 'o', 's'):
		case FOURCC('s', 'o', 'w', 't'):
		return MEDIA_MIMETYPE_AUDIO_RAW;

		default:
		ALOGW("Unknown fourcc: %c%c%c%c",
		(fourcc >> 24) & 0xff,
		@@ -1480,6 +1488,8 @@ status_t MPEG4Extractor::parseChunk(off64_t *offset, int depth) {
		case FOURCC('e', 'n', 'c', 'a'):
		case FOURCC('s', 'a', 'm', 'r'):
		case FOURCC('s', 'a', 'w', 'b'):
		case FOURCC('t', 'w', 'o', 's'):
		case FOURCC('s', 'o', 'w', 't'):
		{
		if (mIsQT && chunk_type == FOURCC('m', 'p', '4', 'a')
		&& depth >= 1 && mPath[depth - 1] == FOURCC('w', 'a', 'v', 'e')) {
		@@ -1549,6 +1559,13 @@ status_t MPEG4Extractor::parseChunk(off64_t *offset, int depth) {
		// if the chunk type is enca, we'll get the type from the frma box later
		mLastTrack->meta.setCString(kKeyMIMEType, FourCC2MIME(chunk_type));
		AdjustChannelsAndRate(chunk_type, &num_channels, &sample_rate);

		if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, FourCC2MIME(chunk_type))) {
		mLastTrack->meta.setInt32(kKeyBitsPerSample, sample_size);
		if (chunk_type == FOURCC('t', 'w', 'o', 's')) {
		mLastTrack->meta.setInt32(kKeyPcmBigEndian, 1);
		}
		}
		}
		ALOGV("*** coding='%s' %d channels, size %d, rate %d\n",
		chunk, num_channels, sample_size, sample_rate);
		@@ -3864,6 +3881,7 @@ MPEG4Source::MPEG4Source(
		mCurrentSampleInfoOffsets(NULL),
		mIsAVC(false),
		mIsHEVC(false),
		mIsPcm(false),
		mNALLengthSize(0),
		mStarted(false),
		mGroup(NULL),
		@@ -3925,6 +3943,27 @@ MPEG4Source::MPEG4Source(
		mNALLengthSize = 1 + (ptr[14 + 7] & 3);
		}

		mIsPcm = !strcasecmp(mime, MEDIA_MIMETYPE_AUDIO_RAW);

		if (mIsPcm) {
		int32_t numChannels = 0;
		int32_t bitsPerSample = 0;
		CHECK(mFormat.findInt32(kKeyBitsPerSample, &bitsPerSample));
		CHECK(mFormat.findInt32(kKeyChannelCount, &numChannels));

		int32_t bytesPerSample = bitsPerSample >> 3;
		int32_t pcmSampleSize = bytesPerSample * numChannels;

		size_t maxSampleSize;
		status_t err = mSampleTable->getMaxSampleSize(&maxSampleSize);
		if (err != OK \|\| maxSampleSize != static_cast<size_t>(pcmSampleSize) \|\| bitsPerSample != 16) {
		// Not supported
		mIsPcm = false;
		} else {
		mFormat.setInt32(kKeyMaxInputSize, pcmSampleSize * kMaxPcmFrameSize);
		}
		}

		CHECK(format.findInt32(kKeyTrackID, &mTrackId));

		}
		@@ -4839,6 +4878,49 @@ status_t MPEG4Source::read(

		if ((!mIsAVC && !mIsHEVC) \|\| mWantsNALFragments) {
		if (newBuffer) {
		if (mIsPcm) {
		// The twos' PCM block reader assumes that all samples has the same size.

		uint32_t samplesToRead = mSampleTable->getLastSampleIndexInChunk()
		- mCurrentSampleIndex + 1;
		if (samplesToRead > kMaxPcmFrameSize) {
		samplesToRead = kMaxPcmFrameSize;
		}

		ALOGV("Reading %d PCM frames of size %zu at index %d to stop of chunk at %d",
		samplesToRead, size, mCurrentSampleIndex,
		mSampleTable->getLastSampleIndexInChunk());

		size_t totalSize = samplesToRead * size;
		uint8_t* buf = (uint8_t *)mBuffer->data();
		ssize_t bytesRead = mDataSource->readAt(offset, buf, totalSize);
		if (bytesRead < (ssize_t)totalSize) {
		mBuffer->release();
		mBuffer = NULL;

		return ERROR_IO;
		}

		mBuffer->meta_data().clear();
		mBuffer->meta_data().setInt64(kKeyTime, ((int64_t)cts * 1000000) / mTimescale);
		mBuffer->meta_data().setInt32(kKeyIsSyncFrame, 1);

		int32_t byteOrder;
		mFormat.findInt32(kKeyPcmBigEndian, &byteOrder);

		if (byteOrder == 1) {
		// Big-endian -> little-endian
		uint16_t dstData = (uint16_t )buf;
		uint16_t srcData = (uint16_t )buf;

		for (size_t j = 0; j < bytesRead / sizeof(uint16_t); j++) {
		dstData[j] = ntohs(srcData[j]);
		}
		}

		mCurrentSampleIndex += samplesToRead;
		mBuffer->set_range(0, totalSize);
		} else {
		ssize_t num_bytes_read =
		mDataSource->readAt(offset, (uint8_t *)mBuffer->data(), size);

		@@ -4868,6 +4950,7 @@ status_t MPEG4Source::read(

		++mCurrentSampleIndex;
		}
		}

		if (!mIsAVC && !mIsHEVC) {
		*out = mBuffer;

media/extractors/mp4/SampleIterator.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -36,6 +36,11 @@ struct SampleIterator {
		uint32_t getSampleTime() const { return mCurrentSampleTime; }
		uint32_t getSampleDuration() const { return mCurrentSampleDuration; }

		uint32_t getLastSampleIndexInChunk() const {
		return mCurrentSampleIndex + mSamplesPerChunk -
		((mCurrentSampleIndex - mFirstChunkSampleIndex) % mSamplesPerChunk) - 1;
		}

		status_t getSampleSizeDirect(
		uint32_t sampleIndex, size_t *size);

media/extractors/mp4/SampleTable.cpp

+5 −0

Original line number	Diff line number	Diff line
		@@ -946,6 +946,11 @@ status_t SampleTable::getSampleSize_l(
		sampleIndex, sampleSize);
		}

		uint32_t SampleTable::getLastSampleIndexInChunk() {
		Mutex::Autolock autoLock(mLock);
		return mSampleIterator->getLastSampleIndexInChunk();
		}

		status_t SampleTable::getMetaDataForSample(
		uint32_t sampleIndex,
		off64_t *offset,

media/extractors/mp4/SampleTable.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -69,6 +69,9 @@ public:
		bool *isSyncSample = NULL,
		uint32_t *sampleDuration = NULL);

		// call only after getMetaDataForSample has been called successfully.
		uint32_t getLastSampleIndexInChunk();

		enum {
		kFlagBefore,
		kFlagAfter,

media/libmediaextractor/include/media/stagefright/MetaDataBase.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -53,6 +53,7 @@ enum {
		kKeyFrameRate = 'frmR', // int32_t (video frame rate fps)
		kKeyBitRate = 'brte', // int32_t (bps)
		kKeyMaxBitRate = 'mxBr', // int32_t (bps)
		kKeyBitsPerSample = 'bits', // int32_t (bits per sample)
		kKeyStreamHeader = 'stHd', // raw data
		kKeyESDS = 'esds', // raw data
		kKeyAACProfile = 'aacp', // int32_t
		@@ -225,6 +226,8 @@ enum {
		kKeyExifOffset = 'exof', // int64_t, Exif data offset
		kKeyExifSize = 'exsz', // int64_t, Exif data size
		kKeyIsExif = 'exif', // bool (int32_t) buffer contains exif data block

		kKeyPcmBigEndian = 'pcmb', // bool (int32_t)
		};

		enum {