com.google.android.exoplayer2.decoder.DecoderInputBuffer Java Examples
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com.google.android.exoplayer2.decoder.DecoderInputBuffer.
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Example #1
Source File: SimpleDecoderAudioRenderer.java From Telegram-FOSS with GNU General Public License v2.0 | 6 votes |
/** * @param eventHandler A handler to use when delivering events to {@code eventListener}. May be * null if delivery of events is not required. * @param eventListener A listener of events. May be null if delivery of events is not required. * @param drmSessionManager For use with encrypted media. May be null if support for encrypted * media is not required. * @param playClearSamplesWithoutKeys Encrypted media may contain clear (un-encrypted) regions. * For example a media file may start with a short clear region so as to allow playback to * begin in parallel with key acquisition. This parameter specifies whether the renderer is * permitted to play clear regions of encrypted media files before {@code drmSessionManager} * has obtained the keys necessary to decrypt encrypted regions of the media. * @param audioSink The sink to which audio will be output. */ public SimpleDecoderAudioRenderer( @Nullable Handler eventHandler, @Nullable AudioRendererEventListener eventListener, @Nullable DrmSessionManager<ExoMediaCrypto> drmSessionManager, boolean playClearSamplesWithoutKeys, AudioSink audioSink) { super(C.TRACK_TYPE_AUDIO); this.drmSessionManager = drmSessionManager; this.playClearSamplesWithoutKeys = playClearSamplesWithoutKeys; eventDispatcher = new EventDispatcher(eventHandler, eventListener); this.audioSink = audioSink; audioSink.setListener(new AudioSinkListener()); formatHolder = new FormatHolder(); flagsOnlyBuffer = DecoderInputBuffer.newFlagsOnlyInstance(); decoderReinitializationState = REINITIALIZATION_STATE_NONE; audioTrackNeedsConfigure = true; }
Example #2
Source File: BaseRenderer.java From Telegram-FOSS with GNU General Public License v2.0 | 6 votes |
/** * Reads from the enabled upstream source. If the upstream source has been read to the end then * {@link C#RESULT_BUFFER_READ} is only returned if {@link #setCurrentStreamFinal()} has been * called. {@link C#RESULT_NOTHING_READ} is returned otherwise. * * @param formatHolder A {@link FormatHolder} to populate in the case of reading a format. * @param buffer A {@link DecoderInputBuffer} to populate in the case of reading a sample or the * end of the stream. If the end of the stream has been reached, the * {@link C#BUFFER_FLAG_END_OF_STREAM} flag will be set on the buffer. * @param formatRequired Whether the caller requires that the format of the stream be read even if * it's not changing. A sample will never be read if set to true, however it is still possible * for the end of stream or nothing to be read. * @return The result, which can be {@link C#RESULT_NOTHING_READ}, {@link C#RESULT_FORMAT_READ} or * {@link C#RESULT_BUFFER_READ}. */ protected final int readSource(FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { int result = stream.readData(formatHolder, buffer, formatRequired); if (result == C.RESULT_BUFFER_READ) { if (buffer.isEndOfStream()) { readingPositionUs = C.TIME_END_OF_SOURCE; return streamIsFinal ? C.RESULT_BUFFER_READ : C.RESULT_NOTHING_READ; } buffer.timeUs += streamOffsetUs; readingPositionUs = Math.max(readingPositionUs, buffer.timeUs); } else if (result == C.RESULT_FORMAT_READ) { Format format = formatHolder.format; if (format.subsampleOffsetUs != Format.OFFSET_SAMPLE_RELATIVE) { format = format.copyWithSubsampleOffsetUs(format.subsampleOffsetUs + streamOffsetUs); formatHolder.format = format; } } return result; }
Example #3
Source File: HlsSampleStreamWrapper.java From K-Sonic with MIT License | 6 votes |
int readData(int group, FormatHolder formatHolder, DecoderInputBuffer buffer, boolean requireFormat) { if (isPendingReset()) { return C.RESULT_NOTHING_READ; } while (mediaChunks.size() > 1 && finishedReadingChunk(mediaChunks.getFirst())) { mediaChunks.removeFirst(); } HlsMediaChunk currentChunk = mediaChunks.getFirst(); Format trackFormat = currentChunk.trackFormat; if (!trackFormat.equals(downstreamTrackFormat)) { eventDispatcher.downstreamFormatChanged(trackType, trackFormat, currentChunk.trackSelectionReason, currentChunk.trackSelectionData, currentChunk.startTimeUs); } downstreamTrackFormat = trackFormat; return sampleQueues.valueAt(group).readData(formatHolder, buffer, requireFormat, loadingFinished, lastSeekPositionUs); }
Example #4
Source File: SimpleDecoderAudioRenderer.java From TelePlus-Android with GNU General Public License v2.0 | 6 votes |
/** * @param eventHandler A handler to use when delivering events to {@code eventListener}. May be * null if delivery of events is not required. * @param eventListener A listener of events. May be null if delivery of events is not required. * @param drmSessionManager For use with encrypted media. May be null if support for encrypted * media is not required. * @param playClearSamplesWithoutKeys Encrypted media may contain clear (un-encrypted) regions. * For example a media file may start with a short clear region so as to allow playback to * begin in parallel with key acquisition. This parameter specifies whether the renderer is * permitted to play clear regions of encrypted media files before {@code drmSessionManager} * has obtained the keys necessary to decrypt encrypted regions of the media. * @param audioSink The sink to which audio will be output. */ public SimpleDecoderAudioRenderer( @Nullable Handler eventHandler, @Nullable AudioRendererEventListener eventListener, @Nullable DrmSessionManager<ExoMediaCrypto> drmSessionManager, boolean playClearSamplesWithoutKeys, AudioSink audioSink) { super(C.TRACK_TYPE_AUDIO); this.drmSessionManager = drmSessionManager; this.playClearSamplesWithoutKeys = playClearSamplesWithoutKeys; eventDispatcher = new EventDispatcher(eventHandler, eventListener); this.audioSink = audioSink; audioSink.setListener(new AudioSinkListener()); formatHolder = new FormatHolder(); flagsOnlyBuffer = DecoderInputBuffer.newFlagsOnlyInstance(); decoderReinitializationState = REINITIALIZATION_STATE_NONE; audioTrackNeedsConfigure = true; }
Example #5
Source File: MediaCodecRenderer.java From MediaSDK with Apache License 2.0 | 6 votes |
/** * @param trackType The track type that the renderer handles. One of the {@code C.TRACK_TYPE_*} * constants defined in {@link C}. * @param mediaCodecSelector A decoder selector. * @param drmSessionManager For use with encrypted media. May be null if support for encrypted * media is not required. * @param playClearSamplesWithoutKeys Encrypted media may contain clear (un-encrypted) regions. * For example a media file may start with a short clear region so as to allow playback to * begin in parallel with key acquisition. This parameter specifies whether the renderer is * permitted to play clear regions of encrypted media files before {@code drmSessionManager} * has obtained the keys necessary to decrypt encrypted regions of the media. * @param enableDecoderFallback Whether to enable fallback to lower-priority decoders if decoder * initialization fails. This may result in using a decoder that is less efficient or slower * than the primary decoder. * @param assumedMinimumCodecOperatingRate A codec operating rate that all codecs instantiated by * this renderer are assumed to meet implicitly (i.e. without the operating rate being set * explicitly using {@link MediaFormat#KEY_OPERATING_RATE}). */ public MediaCodecRenderer( int trackType, MediaCodecSelector mediaCodecSelector, @Nullable DrmSessionManager<FrameworkMediaCrypto> drmSessionManager, boolean playClearSamplesWithoutKeys, boolean enableDecoderFallback, float assumedMinimumCodecOperatingRate) { super(trackType); this.mediaCodecSelector = Assertions.checkNotNull(mediaCodecSelector); this.drmSessionManager = drmSessionManager; this.playClearSamplesWithoutKeys = playClearSamplesWithoutKeys; this.enableDecoderFallback = enableDecoderFallback; this.assumedMinimumCodecOperatingRate = assumedMinimumCodecOperatingRate; buffer = new DecoderInputBuffer(DecoderInputBuffer.BUFFER_REPLACEMENT_MODE_DISABLED); flagsOnlyBuffer = DecoderInputBuffer.newFlagsOnlyInstance(); formatQueue = new TimedValueQueue<>(); decodeOnlyPresentationTimestamps = new ArrayList<>(); outputBufferInfo = new MediaCodec.BufferInfo(); codecReconfigurationState = RECONFIGURATION_STATE_NONE; codecDrainState = DRAIN_STATE_NONE; codecDrainAction = DRAIN_ACTION_NONE; codecOperatingRate = CODEC_OPERATING_RATE_UNSET; rendererOperatingRate = 1f; renderTimeLimitMs = C.TIME_UNSET; }
Example #6
Source File: ProgressiveMediaPeriod.java From MediaSDK with Apache License 2.0 | 6 votes |
int readData( int sampleQueueIndex, FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { if (suppressRead()) { return C.RESULT_NOTHING_READ; } maybeNotifyDownstreamFormat(sampleQueueIndex); int result = sampleQueues[sampleQueueIndex].read( formatHolder, buffer, formatRequired, loadingFinished, lastSeekPositionUs); if (result == C.RESULT_NOTHING_READ) { maybeStartDeferredRetry(sampleQueueIndex); } return result; }
Example #7
Source File: AudioDecoder.java From DanDanPlayForAndroid with MIT License | 6 votes |
public AudioDecoder( int numInputBuffers, int numOutputBuffers, int initialInputBufferSize, Format format, boolean outputFloat) throws AudioSoftDecoderException { super(new DecoderInputBuffer[numInputBuffers], new SimpleOutputBuffer[numOutputBuffers]); if (!DecoderSoLibrary.isAvailable()) { throw new AudioSoftDecoderException("Failed to load decoder native libraries."); } Assertions.checkNotNull(format.sampleMimeType); codecName = Assertions.checkNotNull(getCodecName(format.sampleMimeType, format.pcmEncoding)); extraData = getExtraData(format.sampleMimeType, format.initializationData); encoding = outputFloat ? C.ENCODING_PCM_FLOAT : C.ENCODING_PCM_16BIT; outputBufferSize = outputFloat ? OUTPUT_BUFFER_SIZE_32BIT : OUTPUT_BUFFER_SIZE_16BIT; nativeContext = ffmpegInitialize(codecName, extraData, outputFloat, format.sampleRate, format.channelCount); if (nativeContext == 0) { throw new AudioSoftDecoderException("Initialization failed."); } setInitialInputBufferSize(initialInputBufferSize); }
Example #8
Source File: SilenceMediaSource.java From Telegram-FOSS with GNU General Public License v2.0 | 6 votes |
@Override public int readData( FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { if (!sentFormat || formatRequired) { formatHolder.format = FORMAT; sentFormat = true; return C.RESULT_FORMAT_READ; } long bytesRemaining = durationBytes - positionBytes; if (bytesRemaining == 0) { buffer.addFlag(C.BUFFER_FLAG_END_OF_STREAM); return C.RESULT_BUFFER_READ; } int bytesToWrite = (int) Math.min(SILENCE_SAMPLE.length, bytesRemaining); buffer.ensureSpaceForWrite(bytesToWrite); buffer.addFlag(C.BUFFER_FLAG_KEY_FRAME); buffer.data.put(SILENCE_SAMPLE, /* offset= */ 0, bytesToWrite); buffer.timeUs = getAudioPositionUs(positionBytes); positionBytes += bytesToWrite; return C.RESULT_BUFFER_READ; }
Example #9
Source File: SimpleDecoderAudioRenderer.java From Telegram with GNU General Public License v2.0 | 6 votes |
/** * @param eventHandler A handler to use when delivering events to {@code eventListener}. May be * null if delivery of events is not required. * @param eventListener A listener of events. May be null if delivery of events is not required. * @param drmSessionManager For use with encrypted media. May be null if support for encrypted * media is not required. * @param playClearSamplesWithoutKeys Encrypted media may contain clear (un-encrypted) regions. * For example a media file may start with a short clear region so as to allow playback to * begin in parallel with key acquisition. This parameter specifies whether the renderer is * permitted to play clear regions of encrypted media files before {@code drmSessionManager} * has obtained the keys necessary to decrypt encrypted regions of the media. * @param audioSink The sink to which audio will be output. */ public SimpleDecoderAudioRenderer( @Nullable Handler eventHandler, @Nullable AudioRendererEventListener eventListener, @Nullable DrmSessionManager<ExoMediaCrypto> drmSessionManager, boolean playClearSamplesWithoutKeys, AudioSink audioSink) { super(C.TRACK_TYPE_AUDIO); this.drmSessionManager = drmSessionManager; this.playClearSamplesWithoutKeys = playClearSamplesWithoutKeys; eventDispatcher = new EventDispatcher(eventHandler, eventListener); this.audioSink = audioSink; audioSink.setListener(new AudioSinkListener()); formatHolder = new FormatHolder(); flagsOnlyBuffer = DecoderInputBuffer.newFlagsOnlyInstance(); decoderReinitializationState = REINITIALIZATION_STATE_NONE; audioTrackNeedsConfigure = true; }
Example #10
Source File: SilenceMediaSource.java From Telegram with GNU General Public License v2.0 | 6 votes |
@Override public int readData( FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { if (!sentFormat || formatRequired) { formatHolder.format = FORMAT; sentFormat = true; return C.RESULT_FORMAT_READ; } long bytesRemaining = durationBytes - positionBytes; if (bytesRemaining == 0) { buffer.addFlag(C.BUFFER_FLAG_END_OF_STREAM); return C.RESULT_BUFFER_READ; } int bytesToWrite = (int) Math.min(SILENCE_SAMPLE.length, bytesRemaining); buffer.ensureSpaceForWrite(bytesToWrite); buffer.addFlag(C.BUFFER_FLAG_KEY_FRAME); buffer.data.put(SILENCE_SAMPLE, /* offset= */ 0, bytesToWrite); buffer.timeUs = getAudioPositionUs(positionBytes); positionBytes += bytesToWrite; return C.RESULT_BUFFER_READ; }
Example #11
Source File: FfmpegDecoder.java From Telegram-FOSS with GNU General Public License v2.0 | 6 votes |
public FfmpegDecoder( int numInputBuffers, int numOutputBuffers, int initialInputBufferSize, Format format, boolean outputFloat) throws FfmpegDecoderException { super(new DecoderInputBuffer[numInputBuffers], new SimpleOutputBuffer[numOutputBuffers]); Assertions.checkNotNull(format.sampleMimeType); codecName = Assertions.checkNotNull( FfmpegLibrary.getCodecName(format.sampleMimeType, format.pcmEncoding)); extraData = getExtraData(format.sampleMimeType, format.initializationData); encoding = outputFloat ? C.ENCODING_PCM_FLOAT : C.ENCODING_PCM_16BIT; outputBufferSize = outputFloat ? OUTPUT_BUFFER_SIZE_32BIT : OUTPUT_BUFFER_SIZE_16BIT; nativeContext = ffmpegInitialize(codecName, extraData, outputFloat, format.sampleRate, format.channelCount); if (nativeContext == 0) { throw new FfmpegDecoderException("Initialization failed."); } setInitialInputBufferSize(initialInputBufferSize); }
Example #12
Source File: SilenceMediaSource.java From MediaSDK with Apache License 2.0 | 6 votes |
@Override public int readData( FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { if (!sentFormat || formatRequired) { formatHolder.format = FORMAT; sentFormat = true; return C.RESULT_FORMAT_READ; } long bytesRemaining = durationBytes - positionBytes; if (bytesRemaining == 0) { buffer.addFlag(C.BUFFER_FLAG_END_OF_STREAM); return C.RESULT_BUFFER_READ; } int bytesToWrite = (int) Math.min(SILENCE_SAMPLE.length, bytesRemaining); buffer.ensureSpaceForWrite(bytesToWrite); buffer.data.put(SILENCE_SAMPLE, /* offset= */ 0, bytesToWrite); buffer.timeUs = getAudioPositionUs(positionBytes); buffer.addFlag(C.BUFFER_FLAG_KEY_FRAME); positionBytes += bytesToWrite; return C.RESULT_BUFFER_READ; }
Example #13
Source File: MediaCodecRenderer.java From TelePlus-Android with GNU General Public License v2.0 | 6 votes |
/** * @param trackType The track type that the renderer handles. One of the {@code C.TRACK_TYPE_*} * constants defined in {@link C}. * @param mediaCodecSelector A decoder selector. * @param drmSessionManager For use with encrypted media. May be null if support for encrypted * media is not required. * @param playClearSamplesWithoutKeys Encrypted media may contain clear (un-encrypted) regions. * For example a media file may start with a short clear region so as to allow playback to * begin in parallel with key acquisition. This parameter specifies whether the renderer is * permitted to play clear regions of encrypted media files before {@code drmSessionManager} * has obtained the keys necessary to decrypt encrypted regions of the media. * @param assumedMinimumCodecOperatingRate A codec operating rate that all codecs instantiated by * this renderer are assumed to meet implicitly (i.e. without the operating rate being set * explicitly using {@link MediaFormat#KEY_OPERATING_RATE}). */ public MediaCodecRenderer( int trackType, MediaCodecSelector mediaCodecSelector, @Nullable DrmSessionManager<FrameworkMediaCrypto> drmSessionManager, boolean playClearSamplesWithoutKeys, float assumedMinimumCodecOperatingRate) { super(trackType); Assertions.checkState(Util.SDK_INT >= 16); this.mediaCodecSelector = Assertions.checkNotNull(mediaCodecSelector); this.drmSessionManager = drmSessionManager; this.playClearSamplesWithoutKeys = playClearSamplesWithoutKeys; this.assumedMinimumCodecOperatingRate = assumedMinimumCodecOperatingRate; buffer = new DecoderInputBuffer(DecoderInputBuffer.BUFFER_REPLACEMENT_MODE_DISABLED); flagsOnlyBuffer = DecoderInputBuffer.newFlagsOnlyInstance(); formatHolder = new FormatHolder(); decodeOnlyPresentationTimestamps = new ArrayList<>(); outputBufferInfo = new MediaCodec.BufferInfo(); codecReconfigurationState = RECONFIGURATION_STATE_NONE; codecReinitializationState = REINITIALIZATION_STATE_NONE; codecOperatingRate = CODEC_OPERATING_RATE_UNSET; rendererOperatingRate = 1f; }
Example #14
Source File: BaseRenderer.java From TelePlus-Android with GNU General Public License v2.0 | 6 votes |
/** * Reads from the enabled upstream source. If the upstream source has been read to the end then * {@link C#RESULT_BUFFER_READ} is only returned if {@link #setCurrentStreamFinal()} has been * called. {@link C#RESULT_NOTHING_READ} is returned otherwise. * * @param formatHolder A {@link FormatHolder} to populate in the case of reading a format. * @param buffer A {@link DecoderInputBuffer} to populate in the case of reading a sample or the * end of the stream. If the end of the stream has been reached, the * {@link C#BUFFER_FLAG_END_OF_STREAM} flag will be set on the buffer. * @param formatRequired Whether the caller requires that the format of the stream be read even if * it's not changing. A sample will never be read if set to true, however it is still possible * for the end of stream or nothing to be read. * @return The result, which can be {@link C#RESULT_NOTHING_READ}, {@link C#RESULT_FORMAT_READ} or * {@link C#RESULT_BUFFER_READ}. */ protected final int readSource(FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { int result = stream.readData(formatHolder, buffer, formatRequired); if (result == C.RESULT_BUFFER_READ) { if (buffer.isEndOfStream()) { readEndOfStream = true; return streamIsFinal ? C.RESULT_BUFFER_READ : C.RESULT_NOTHING_READ; } buffer.timeUs += streamOffsetUs; } else if (result == C.RESULT_FORMAT_READ) { Format format = formatHolder.format; if (format.subsampleOffsetUs != Format.OFFSET_SAMPLE_RELATIVE) { format = format.copyWithSubsampleOffsetUs(format.subsampleOffsetUs + streamOffsetUs); formatHolder.format = format; } } return result; }
Example #15
Source File: SimpleDecoderAudioRenderer.java From TelePlus-Android with GNU General Public License v2.0 | 6 votes |
/** * @param eventHandler A handler to use when delivering events to {@code eventListener}. May be * null if delivery of events is not required. * @param eventListener A listener of events. May be null if delivery of events is not required. * @param drmSessionManager For use with encrypted media. May be null if support for encrypted * media is not required. * @param playClearSamplesWithoutKeys Encrypted media may contain clear (un-encrypted) regions. * For example a media file may start with a short clear region so as to allow playback to * begin in parallel with key acquisition. This parameter specifies whether the renderer is * permitted to play clear regions of encrypted media files before {@code drmSessionManager} * has obtained the keys necessary to decrypt encrypted regions of the media. * @param audioSink The sink to which audio will be output. */ public SimpleDecoderAudioRenderer( @Nullable Handler eventHandler, @Nullable AudioRendererEventListener eventListener, @Nullable DrmSessionManager<ExoMediaCrypto> drmSessionManager, boolean playClearSamplesWithoutKeys, AudioSink audioSink) { super(C.TRACK_TYPE_AUDIO); this.drmSessionManager = drmSessionManager; this.playClearSamplesWithoutKeys = playClearSamplesWithoutKeys; eventDispatcher = new EventDispatcher(eventHandler, eventListener); this.audioSink = audioSink; audioSink.setListener(new AudioSinkListener()); formatHolder = new FormatHolder(); flagsOnlyBuffer = DecoderInputBuffer.newFlagsOnlyInstance(); decoderReinitializationState = REINITIALIZATION_STATE_NONE; audioTrackNeedsConfigure = true; }
Example #16
Source File: BaseRenderer.java From MediaSDK with Apache License 2.0 | 6 votes |
/** * Reads from the enabled upstream source. If the upstream source has been read to the end then * {@link C#RESULT_BUFFER_READ} is only returned if {@link #setCurrentStreamFinal()} has been * called. {@link C#RESULT_NOTHING_READ} is returned otherwise. * * @param formatHolder A {@link FormatHolder} to populate in the case of reading a format. * @param buffer A {@link DecoderInputBuffer} to populate in the case of reading a sample or the * end of the stream. If the end of the stream has been reached, the {@link * C#BUFFER_FLAG_END_OF_STREAM} flag will be set on the buffer. * @param formatRequired Whether the caller requires that the format of the stream be read even if * it's not changing. A sample will never be read if set to true, however it is still possible * for the end of stream or nothing to be read. * @return The result, which can be {@link C#RESULT_NOTHING_READ}, {@link C#RESULT_FORMAT_READ} or * {@link C#RESULT_BUFFER_READ}. */ protected final int readSource( FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { int result = stream.readData(formatHolder, buffer, formatRequired); if (result == C.RESULT_BUFFER_READ) { if (buffer.isEndOfStream()) { readingPositionUs = C.TIME_END_OF_SOURCE; return streamIsFinal ? C.RESULT_BUFFER_READ : C.RESULT_NOTHING_READ; } buffer.timeUs += streamOffsetUs; readingPositionUs = Math.max(readingPositionUs, buffer.timeUs); } else if (result == C.RESULT_FORMAT_READ) { Format format = formatHolder.format; if (format.subsampleOffsetUs != Format.OFFSET_SAMPLE_RELATIVE) { format = format.copyWithSubsampleOffsetUs(format.subsampleOffsetUs + streamOffsetUs); formatHolder.format = format; } } return result; }
Example #17
Source File: SoftAudioRenderer.java From DanDanPlayForAndroid with MIT License | 5 votes |
@Override protected SimpleDecoder<DecoderInputBuffer, ? extends SimpleOutputBuffer, ? extends AudioSoftDecoderException> createDecoder(Format format, ExoMediaCrypto mediaCrypto) throws AudioSoftDecoderException { int initialInputBufferSize = format.maxInputSize != Format.NO_VALUE ? format.maxInputSize : DEFAULT_INPUT_BUFFER_SIZE; decoder = new AudioDecoder( NUM_BUFFERS, NUM_BUFFERS, initialInputBufferSize, format, shouldUseFloatOutput(format)); return decoder; }
Example #18
Source File: DefaultTrackOutput.java From K-Sonic with MIT License | 5 votes |
/** * Attempts to read from the queue. * * @param formatHolder A {@link FormatHolder} to populate in the case of reading a format. * @param buffer A {@link DecoderInputBuffer} to populate in the case of reading a sample or the * end of the stream. If the end of the stream has been reached, the * {@link C#BUFFER_FLAG_END_OF_STREAM} flag will be set on the buffer. * @param formatRequired Whether the caller requires that the format of the stream be read even if * it's not changing. A sample will never be read if set to true, however it is still possible * for the end of stream or nothing to be read. * @param loadingFinished True if an empty queue should be considered the end of the stream. * @param decodeOnlyUntilUs If a buffer is read, the {@link C#BUFFER_FLAG_DECODE_ONLY} flag will * be set if the buffer's timestamp is less than this value. * @return The result, which can be {@link C#RESULT_NOTHING_READ}, {@link C#RESULT_FORMAT_READ} or * {@link C#RESULT_BUFFER_READ}. */ public int readData(FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired, boolean loadingFinished, long decodeOnlyUntilUs) { int result = infoQueue.readData(formatHolder, buffer, formatRequired, loadingFinished, downstreamFormat, extrasHolder); switch (result) { case C.RESULT_FORMAT_READ: downstreamFormat = formatHolder.format; return C.RESULT_FORMAT_READ; case C.RESULT_BUFFER_READ: if (!buffer.isEndOfStream()) { if (buffer.timeUs < decodeOnlyUntilUs) { buffer.addFlag(C.BUFFER_FLAG_DECODE_ONLY); } // Read encryption data if the sample is encrypted. if (buffer.isEncrypted()) { readEncryptionData(buffer, extrasHolder); } // Write the sample data into the holder. buffer.ensureSpaceForWrite(extrasHolder.size); readData(extrasHolder.offset, buffer.data, extrasHolder.size); // Advance the read head. dropDownstreamTo(extrasHolder.nextOffset); } return C.RESULT_BUFFER_READ; case C.RESULT_NOTHING_READ: return C.RESULT_NOTHING_READ; default: throw new IllegalStateException(); } }
Example #19
Source File: FfmpegDecoder.java From PowerFileExplorer with GNU General Public License v3.0 | 5 votes |
public FfmpegDecoder(int numInputBuffers, int numOutputBuffers, int initialInputBufferSize, String mimeType, List<byte[]> initializationData) throws FfmpegDecoderException { super(new DecoderInputBuffer[numInputBuffers], new SimpleOutputBuffer[numOutputBuffers]); if (!FfmpegLibrary.isAvailable()) { throw new FfmpegDecoderException("Failed to load decoder native libraries."); } codecName = FfmpegLibrary.getCodecName(mimeType); extraData = getExtraData(mimeType, initializationData); nativeContext = ffmpegInitialize(codecName, extraData); if (nativeContext == 0) { throw new FfmpegDecoderException("Initialization failed."); } setInitialInputBufferSize(initialInputBufferSize); }
Example #20
Source File: SampleMetadataQueue.java From TelePlus-Android with GNU General Public License v2.0 | 5 votes |
/** * Attempts to read from the queue. * * @param formatHolder A {@link FormatHolder} to populate in the case of reading a format. * @param buffer A {@link DecoderInputBuffer} to populate in the case of reading a sample or the * end of the stream. If a sample is read then the buffer is populated with information * about the sample, but not its data. The size and absolute position of the data in the * rolling buffer is stored in {@code extrasHolder}, along with an encryption id if present * and the absolute position of the first byte that may still be required after the current * sample has been read. May be null if the caller requires that the format of the stream be * read even if it's not changing. * @param formatRequired Whether the caller requires that the format of the stream be read even * if it's not changing. A sample will never be read if set to true, however it is still * possible for the end of stream or nothing to be read. * @param loadingFinished True if an empty queue should be considered the end of the stream. * @param downstreamFormat The current downstream {@link Format}. If the format of the next * sample is different to the current downstream format then a format will be read. * @param extrasHolder The holder into which extra sample information should be written. * @return The result, which can be {@link C#RESULT_NOTHING_READ}, {@link C#RESULT_FORMAT_READ} * or {@link C#RESULT_BUFFER_READ}. */ @SuppressWarnings("ReferenceEquality") public synchronized int read(FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired, boolean loadingFinished, Format downstreamFormat, SampleExtrasHolder extrasHolder) { if (!hasNextSample()) { if (loadingFinished) { buffer.setFlags(C.BUFFER_FLAG_END_OF_STREAM); return C.RESULT_BUFFER_READ; } else if (upstreamFormat != null && (formatRequired || upstreamFormat != downstreamFormat)) { formatHolder.format = upstreamFormat; return C.RESULT_FORMAT_READ; } else { return C.RESULT_NOTHING_READ; } } int relativeReadIndex = getRelativeIndex(readPosition); if (formatRequired || formats[relativeReadIndex] != downstreamFormat) { formatHolder.format = formats[relativeReadIndex]; return C.RESULT_FORMAT_READ; } if (buffer.isFlagsOnly()) { return C.RESULT_NOTHING_READ; } buffer.timeUs = timesUs[relativeReadIndex]; buffer.setFlags(flags[relativeReadIndex]); extrasHolder.size = sizes[relativeReadIndex]; extrasHolder.offset = offsets[relativeReadIndex]; extrasHolder.cryptoData = cryptoDatas[relativeReadIndex]; readPosition++; return C.RESULT_BUFFER_READ; }
Example #21
Source File: SingleSampleMediaPeriod.java From MediaSDK with Apache License 2.0 | 5 votes |
@Override public int readData(FormatHolder formatHolder, DecoderInputBuffer buffer, boolean requireFormat) { maybeNotifyDownstreamFormat(); if (streamState == STREAM_STATE_END_OF_STREAM) { buffer.addFlag(C.BUFFER_FLAG_END_OF_STREAM); return C.RESULT_BUFFER_READ; } else if (requireFormat || streamState == STREAM_STATE_SEND_FORMAT) { formatHolder.format = format; streamState = STREAM_STATE_SEND_SAMPLE; return C.RESULT_FORMAT_READ; } else if (loadingFinished) { if (sampleData != null) { buffer.addFlag(C.BUFFER_FLAG_KEY_FRAME); buffer.timeUs = 0; if (buffer.isFlagsOnly()) { return C.RESULT_BUFFER_READ; } buffer.ensureSpaceForWrite(sampleSize); buffer.data.put(sampleData, 0, sampleSize); } else { buffer.addFlag(C.BUFFER_FLAG_END_OF_STREAM); } streamState = STREAM_STATE_END_OF_STREAM; return C.RESULT_BUFFER_READ; } return C.RESULT_NOTHING_READ; }
Example #22
Source File: ProgressiveMediaPeriod.java From Telegram-FOSS with GNU General Public License v2.0 | 5 votes |
int readData(int track, FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { if (suppressRead()) { return C.RESULT_NOTHING_READ; } maybeNotifyDownstreamFormat(track); int result = sampleQueues[track].read( formatHolder, buffer, formatRequired, loadingFinished, lastSeekPositionUs); if (result == C.RESULT_NOTHING_READ) { maybeStartDeferredRetry(track); } return result; }
Example #23
Source File: ExtractorMediaPeriod.java From TelePlus-Android with GNU General Public License v2.0 | 5 votes |
int readData(int track, FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { if (suppressRead()) { return C.RESULT_NOTHING_READ; } int result = sampleQueues[track].read( formatHolder, buffer, formatRequired, loadingFinished, lastSeekPositionUs); if (result == C.RESULT_BUFFER_READ) { maybeNotifyTrackFormat(track); } else if (result == C.RESULT_NOTHING_READ) { maybeStartDeferredRetry(track); } return result; }
Example #24
Source File: MediaCodecAudioRenderer.java From TelePlus-Android with GNU General Public License v2.0 | 5 votes |
@Override protected void onQueueInputBuffer(DecoderInputBuffer buffer) { if (allowFirstBufferPositionDiscontinuity && !buffer.isDecodeOnly()) { // TODO: Remove this hack once we have a proper fix for [Internal: b/71876314]. // Allow the position to jump if the first presentable input buffer has a timestamp that // differs significantly from what was expected. if (Math.abs(buffer.timeUs - currentPositionUs) > 500000) { currentPositionUs = buffer.timeUs; } allowFirstBufferPositionDiscontinuity = false; } }
Example #25
Source File: FlacDecoder.java From TelePlus-Android with GNU General Public License v2.0 | 5 votes |
/** * Creates a Flac decoder. * * @param numInputBuffers The number of input buffers. * @param numOutputBuffers The number of output buffers. * @param maxInputBufferSize The maximum required input buffer size if known, or {@link * Format#NO_VALUE} otherwise. * @param initializationData Codec-specific initialization data. It should contain only one entry * which is the flac file header. * @throws FlacDecoderException Thrown if an exception occurs when initializing the decoder. */ public FlacDecoder( int numInputBuffers, int numOutputBuffers, int maxInputBufferSize, List<byte[]> initializationData) throws FlacDecoderException { super(new DecoderInputBuffer[numInputBuffers], new SimpleOutputBuffer[numOutputBuffers]); if (initializationData.size() != 1) { throw new FlacDecoderException("Initialization data must be of length 1"); } decoderJni = new FlacDecoderJni(); decoderJni.setData(ByteBuffer.wrap(initializationData.get(0))); FlacStreamInfo streamInfo; try { streamInfo = decoderJni.decodeMetadata(); } catch (IOException | InterruptedException e) { // Never happens. throw new IllegalStateException(e); } if (streamInfo == null) { throw new FlacDecoderException("Metadata decoding failed"); } int initialInputBufferSize = maxInputBufferSize != Format.NO_VALUE ? maxInputBufferSize : streamInfo.maxFrameSize; setInitialInputBufferSize(initialInputBufferSize); maxOutputBufferSize = streamInfo.maxDecodedFrameSize(); }
Example #26
Source File: ChunkSampleStream.java From TelePlus-Android with GNU General Public License v2.0 | 5 votes |
@Override public int readData(FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired) { if (isPendingReset()) { return C.RESULT_NOTHING_READ; } int result = sampleQueue.read( formatHolder, buffer, formatRequired, loadingFinished, decodeOnlyUntilPositionUs); if (result == C.RESULT_BUFFER_READ) { maybeNotifyTrackFormatChanged(); } return result; }
Example #27
Source File: SampleQueue.java From Telegram-FOSS with GNU General Public License v2.0 | 5 votes |
/** * Attempts to read from the queue. * * @param formatHolder A {@link FormatHolder} to populate in the case of reading a format. * @param buffer A {@link DecoderInputBuffer} to populate in the case of reading a sample or the * end of the stream. If the end of the stream has been reached, the {@link * C#BUFFER_FLAG_END_OF_STREAM} flag will be set on the buffer. If a {@link * DecoderInputBuffer#isFlagsOnly() flags-only} buffer is passed, only the buffer flags may be * populated by this method and the read position of the queue will not change. * @param formatRequired Whether the caller requires that the format of the stream be read even if * it's not changing. A sample will never be read if set to true, however it is still possible * for the end of stream or nothing to be read. * @param loadingFinished True if an empty queue should be considered the end of the stream. * @param decodeOnlyUntilUs If a buffer is read, the {@link C#BUFFER_FLAG_DECODE_ONLY} flag will * be set if the buffer's timestamp is less than this value. * @return The result, which can be {@link C#RESULT_NOTHING_READ}, {@link C#RESULT_FORMAT_READ} or * {@link C#RESULT_BUFFER_READ}. */ public int read( FormatHolder formatHolder, DecoderInputBuffer buffer, boolean formatRequired, boolean loadingFinished, long decodeOnlyUntilUs) { int result = metadataQueue.read(formatHolder, buffer, formatRequired, loadingFinished, downstreamFormat, extrasHolder); switch (result) { case C.RESULT_FORMAT_READ: downstreamFormat = formatHolder.format; return C.RESULT_FORMAT_READ; case C.RESULT_BUFFER_READ: if (!buffer.isEndOfStream()) { if (buffer.timeUs < decodeOnlyUntilUs) { buffer.addFlag(C.BUFFER_FLAG_DECODE_ONLY); } if (!buffer.isFlagsOnly()) { // Read encryption data if the sample is encrypted. if (buffer.isEncrypted()) { readEncryptionData(buffer, extrasHolder); } // Write the sample data into the holder. buffer.ensureSpaceForWrite(extrasHolder.size); readData(extrasHolder.offset, buffer.data, extrasHolder.size); } } return C.RESULT_BUFFER_READ; case C.RESULT_NOTHING_READ: return C.RESULT_NOTHING_READ; default: throw new IllegalStateException(); } }
Example #28
Source File: MediaCodecRenderer.java From TelePlus-Android with GNU General Public License v2.0 | 5 votes |
private static MediaCodec.CryptoInfo getFrameworkCryptoInfo( DecoderInputBuffer buffer, int adaptiveReconfigurationBytes) { MediaCodec.CryptoInfo cryptoInfo = buffer.cryptoInfo.getFrameworkCryptoInfoV16(); if (adaptiveReconfigurationBytes == 0) { return cryptoInfo; } // There must be at least one sub-sample, although numBytesOfClearData is permitted to be // null if it contains no clear data. Instantiate it if needed, and add the reconfiguration // bytes to the clear byte count of the first sub-sample. if (cryptoInfo.numBytesOfClearData == null) { cryptoInfo.numBytesOfClearData = new int[1]; } cryptoInfo.numBytesOfClearData[0] += adaptiveReconfigurationBytes; return cryptoInfo; }
Example #29
Source File: SimpleDecoderAudioRenderer.java From TelePlus-Android with GNU General Public License v2.0 | 5 votes |
private void onQueueInputBuffer(DecoderInputBuffer buffer) { if (allowFirstBufferPositionDiscontinuity && !buffer.isDecodeOnly()) { // TODO: Remove this hack once we have a proper fix for [Internal: b/71876314]. // Allow the position to jump if the first presentable input buffer has a timestamp that // differs significantly from what was expected. if (Math.abs(buffer.timeUs - currentPositionUs) > 500000) { currentPositionUs = buffer.timeUs; } allowFirstBufferPositionDiscontinuity = false; } }
Example #30
Source File: MediaCodecAudioRenderer.java From TelePlus-Android with GNU General Public License v2.0 | 5 votes |
@Override protected void onQueueInputBuffer(DecoderInputBuffer buffer) { if (allowFirstBufferPositionDiscontinuity && !buffer.isDecodeOnly()) { // TODO: Remove this hack once we have a proper fix for [Internal: b/71876314]. // Allow the position to jump if the first presentable input buffer has a timestamp that // differs significantly from what was expected. if (Math.abs(buffer.timeUs - currentPositionUs) > 500000) { currentPositionUs = buffer.timeUs; } allowFirstBufferPositionDiscontinuity = false; } }