Examples with DecoderInputBuffer androidx.media3.decoder.DecoderInputBuffer used on opensource projects

Example 1 with DecoderInputBuffer

use of androidx.media3.decoder.DecoderInputBuffer in project ExoPlayer by google.

the class MergingMediaPeriodTest method selectTracks_createsSampleStreamsFromChildPeriods.

@Test
public void selectTracks_createsSampleStreamsFromChildPeriods() throws Exception {
    MergingMediaPeriod mergingMediaPeriod = prepareMergingPeriod(new MergingPeriodDefinition(/* timeOffsetUs= */
    0, /* singleSampleTimeUs= */
    0, childFormat11, childFormat12), new MergingPeriodDefinition(/* timeOffsetUs= */
    0, /* singleSampleTimeUs= */
    0, childFormat21, childFormat22));
    ExoTrackSelection selectionForChild1 = new FixedTrackSelection(mergingMediaPeriod.getTrackGroups().get(1), /* track= */
    0);
    ExoTrackSelection selectionForChild2 = new FixedTrackSelection(mergingMediaPeriod.getTrackGroups().get(2), /* track= */
    0);
    SampleStream[] streams = new SampleStream[4];
    mergingMediaPeriod.selectTracks(/* selections= */
    new ExoTrackSelection[] { null, selectionForChild1, selectionForChild2, null }, /* mayRetainStreamFlags= */
    new boolean[] { false, false, false, false }, streams, /* streamResetFlags= */
    new boolean[] { false, false, false, false }, /* positionUs= */
    0);
    mergingMediaPeriod.continueLoading(/* positionUs= */
    0);
    assertThat(streams[0]).isNull();
    assertThat(streams[3]).isNull();
    FormatHolder formatHolder = new FormatHolder();
    DecoderInputBuffer inputBuffer = new DecoderInputBuffer(DecoderInputBuffer.BUFFER_REPLACEMENT_MODE_NORMAL);
    assertThat(streams[1].readData(formatHolder, inputBuffer, FLAG_REQUIRE_FORMAT)).isEqualTo(C.RESULT_FORMAT_READ);
    assertThat(formatHolder.format).isEqualTo(childFormat12);
    assertThat(streams[2].readData(formatHolder, inputBuffer, FLAG_REQUIRE_FORMAT)).isEqualTo(C.RESULT_FORMAT_READ);
    assertThat(formatHolder.format).isEqualTo(childFormat21);
}

Example 2 with DecoderInputBuffer

use of androidx.media3.decoder.DecoderInputBuffer in project ExoPlayer by google.

the class C2Mp3TimestampTrackerTest method setUp.

@Before
public void setUp() {
    timestampTracker = new C2Mp3TimestampTracker();
    buffer = new DecoderInputBuffer(DecoderInputBuffer.BUFFER_REPLACEMENT_MODE_DISABLED);
    buffer.data = ByteBuffer.wrap(createByteArray(0xFF, 0xFB, 0xE8, 0x3C));
    buffer.timeUs = 100_000;
    invalidBuffer = new DecoderInputBuffer(DecoderInputBuffer.BUFFER_REPLACEMENT_MODE_DISABLED);
    invalidBuffer.data = ByteBuffer.wrap(createByteArray(0, 0, 0, 0));
    invalidBuffer.timeUs = 120_000;
}

Example 3 with DecoderInputBuffer

use of androidx.media3.decoder.DecoderInputBuffer in project ExoPlayer by google.

the class DecoderVideoRendererTest method setUp.

@Before
public void setUp() {
    surface = new Surface(new SurfaceTexture(/* texName= */
    0));
    renderer = new DecoderVideoRenderer(/* allowedJoiningTimeMs= */
    0, new Handler(), eventListener, /* maxDroppedFramesToNotify= */
    -1) {

        private final Phaser inputBuffersInCodecPhaser = new Phaser();

        @C.VideoOutputMode
        private int outputMode;

        @Override
        public String getName() {
            return "TestVideoRenderer";
        }

        @Override
        @Capabilities
        public int supportsFormat(Format format) {
            return RendererCapabilities.create(C.FORMAT_HANDLED);
        }

        @Override
        protected void setDecoderOutputMode(@C.VideoOutputMode int outputMode) {
            this.outputMode = outputMode;
        }

        @Override
        protected void renderOutputBufferToSurface(VideoDecoderOutputBuffer outputBuffer, Surface surface) {
        // Do nothing.
        }

        @Override
        protected void onQueueInputBuffer(DecoderInputBuffer buffer) {
            // Decoding is done on a background thread we have no control about from the test.
            // Ensure the background calls are predictably serialized by waiting for them to finish:
            // 1. Register queued input buffers here.
            // 2. Deregister the input buffer when it's cleared. If an input buffer is cleared it
            // will have been fully handled by the decoder.
            // 3. Send a message on the test thread to wait for all currently pending input buffers
            // to be cleared.
            // 4. The tests need to call ShadowLooper.idleMainThread() to execute the wait message
            // sent in step (3).
            int currentPhase = inputBuffersInCodecPhaser.register();
            new Handler().post(() -> inputBuffersInCodecPhaser.awaitAdvance(currentPhase));
            super.onQueueInputBuffer(buffer);
        }

        @Override
        protected SimpleDecoder<DecoderInputBuffer, ? extends VideoDecoderOutputBuffer, ? extends DecoderException> createDecoder(Format format, @Nullable CryptoConfig cryptoConfig) {
            return new SimpleDecoder<DecoderInputBuffer, VideoDecoderOutputBuffer, DecoderException>(new DecoderInputBuffer[10], new VideoDecoderOutputBuffer[10]) {

                @Override
                protected DecoderInputBuffer createInputBuffer() {
                    return new DecoderInputBuffer(DecoderInputBuffer.BUFFER_REPLACEMENT_MODE_DIRECT) {

                        @Override
                        public void clear() {
                            super.clear();
                            inputBuffersInCodecPhaser.arriveAndDeregister();
                        }
                    };
                }

                @Override
                protected VideoDecoderOutputBuffer createOutputBuffer() {
                    return new VideoDecoderOutputBuffer(this::releaseOutputBuffer);
                }

                @Override
                protected DecoderException createUnexpectedDecodeException(Throwable error) {
                    return new DecoderException("error", error);
                }

                @Nullable
                @Override
                protected DecoderException decode(DecoderInputBuffer inputBuffer, VideoDecoderOutputBuffer outputBuffer, boolean reset) {
                    outputBuffer.init(inputBuffer.timeUs, outputMode, /* supplementalData= */
                    null);
                    return null;
                }

                @Override
                public String getName() {
                    return "TestDecoder";
                }
            };
        }
    };
    renderer.setOutput(surface);
}

Example 4 with DecoderInputBuffer

use of androidx.media3.decoder.DecoderInputBuffer in project ExoPlayer by google.

the class TransformerBaseRenderer method feedMuxerFromPipeline.

/**
 * Attempts to write sample pipeline output data to the muxer.
 *
 * @return Whether it may be possible to write more data immediately by calling this method again.
 * @throws Muxer.MuxerException If a muxing problem occurs.
 * @throws TransformationException If a {@link SamplePipeline} problem occurs.
 */
@RequiresNonNull("samplePipeline")
private boolean feedMuxerFromPipeline() throws Muxer.MuxerException, TransformationException {
    if (!muxerWrapperTrackAdded) {
        @Nullable Format samplePipelineOutputFormat = samplePipeline.getOutputFormat();
        if (samplePipelineOutputFormat == null) {
            return false;
        }
        muxerWrapperTrackAdded = true;
        muxerWrapper.addTrackFormat(samplePipelineOutputFormat);
    }
    if (samplePipeline.isEnded()) {
        muxerWrapper.endTrack(getTrackType());
        muxerWrapperTrackEnded = true;
        return false;
    }
    @Nullable DecoderInputBuffer samplePipelineOutputBuffer = samplePipeline.getOutputBuffer();
    if (samplePipelineOutputBuffer == null) {
        return false;
    }
    if (!muxerWrapper.writeSample(getTrackType(), checkStateNotNull(samplePipelineOutputBuffer.data), samplePipelineOutputBuffer.isKeyFrame(), samplePipelineOutputBuffer.timeUs)) {
        return false;
    }
    samplePipeline.releaseOutputBuffer();
    return true;
}

Example 5 with DecoderInputBuffer

use of androidx.media3.decoder.DecoderInputBuffer in project media by androidx.

the class OpusDecoder method decode.

@Override
@Nullable
protected OpusDecoderException decode(DecoderInputBuffer inputBuffer, SimpleDecoderOutputBuffer outputBuffer, boolean reset) {
    if (reset) {
        opusReset(nativeDecoderContext);
        // When seeking to 0, skip number of samples as specified in opus header. When seeking to
        // any other time, skip number of samples as specified by seek preroll.
        skipSamples = (inputBuffer.timeUs == 0) ? preSkipSamples : seekPreRollSamples;
    }
    ByteBuffer inputData = Util.castNonNull(inputBuffer.data);
    CryptoInfo cryptoInfo = inputBuffer.cryptoInfo;
    int result = inputBuffer.isEncrypted() ? opusSecureDecode(nativeDecoderContext, inputBuffer.timeUs, inputData, inputData.limit(), outputBuffer, SAMPLE_RATE, cryptoConfig, cryptoInfo.mode, Assertions.checkNotNull(cryptoInfo.key), Assertions.checkNotNull(cryptoInfo.iv), cryptoInfo.numSubSamples, cryptoInfo.numBytesOfClearData, cryptoInfo.numBytesOfEncryptedData) : opusDecode(nativeDecoderContext, inputBuffer.timeUs, inputData, inputData.limit(), outputBuffer);
    if (result < 0) {
        if (result == DRM_ERROR) {
            String message = "Drm error: " + opusGetErrorMessage(nativeDecoderContext);
            CryptoException cause = new CryptoException(opusGetErrorCode(nativeDecoderContext), message);
            return new OpusDecoderException(message, cause);
        } else {
            return new OpusDecoderException("Decode error: " + opusGetErrorMessage(result));
        }
    }
    ByteBuffer outputData = Util.castNonNull(outputBuffer.data);
    outputData.position(0);
    outputData.limit(result);
    if (skipSamples > 0) {
        int bytesPerSample = samplesToBytes(1, channelCount, outputFloat);
        int skipBytes = skipSamples * bytesPerSample;
        if (result <= skipBytes) {
            skipSamples -= result / bytesPerSample;
            outputBuffer.addFlag(C.BUFFER_FLAG_DECODE_ONLY);
            outputData.position(result);
        } else {
            skipSamples = 0;
            outputData.position(skipBytes);
        }
    }
    return null;
}