Examples with Extractor com.google.android.exoplayer2.extractor.Extractor used on opensource projects

Example 46 with Extractor

use of com.google.android.exoplayer2.extractor.Extractor in project ExoPlayer by google.

the class SubtitleExtractor method decode.

/**
 * Decodes the subtitle data and stores the samples in the memory of the extractor.
 */
private void decode() throws IOException {
    try {
        @Nullable SubtitleInputBuffer inputBuffer = subtitleDecoder.dequeueInputBuffer();
        while (inputBuffer == null) {
            Thread.sleep(5);
            inputBuffer = subtitleDecoder.dequeueInputBuffer();
        }
        inputBuffer.ensureSpaceForWrite(bytesRead);
        inputBuffer.data.put(subtitleData.getData(), /* offset= */
        0, bytesRead);
        inputBuffer.data.limit(bytesRead);
        subtitleDecoder.queueInputBuffer(inputBuffer);
        @Nullable SubtitleOutputBuffer outputBuffer = subtitleDecoder.dequeueOutputBuffer();
        while (outputBuffer == null) {
            Thread.sleep(5);
            outputBuffer = subtitleDecoder.dequeueOutputBuffer();
        }
        for (int i = 0; i < outputBuffer.getEventTimeCount(); i++) {
            List<Cue> cues = outputBuffer.getCues(outputBuffer.getEventTime(i));
            byte[] cuesSample = cueEncoder.encode(cues);
            timestamps.add(outputBuffer.getEventTime(i));
            samples.add(new ParsableByteArray(cuesSample));
        }
        outputBuffer.release();
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new InterruptedIOException();
    } catch (SubtitleDecoderException e) {
        throw ParserException.createForMalformedContainer("SubtitleDecoder failed.", e);
    }
}

Example 47 with Extractor

use of com.google.android.exoplayer2.extractor.Extractor in project ExoPlayer by google.

the class AmrExtractorSeekTest method seeking_handlesRandomSeeks_extractsCorrectFrames_forNarrowBandAmr.

@Test
public void seeking_handlesRandomSeeks_extractsCorrectFrames_forNarrowBandAmr() throws IOException {
    String fileName = NARROW_BAND_AMR_FILE;
    Uri fileUri = TestUtil.buildAssetUri(fileName);
    expectedTrackOutput = TestUtil.extractAllSamplesFromFile(createAmrExtractor(), ApplicationProvider.getApplicationContext(), fileName).trackOutputs.get(0);
    AmrExtractor extractor = createAmrExtractor();
    FakeExtractorOutput extractorOutput = new FakeExtractorOutput();
    SeekMap seekMap = TestUtil.extractSeekMap(extractor, extractorOutput, dataSource, fileUri);
    FakeTrackOutput trackOutput = extractorOutput.trackOutputs.get(0);
    long numSeek = 100;
    for (long i = 0; i < numSeek; i++) {
        long targetSeekTimeUs = random.nextInt(NARROW_BAND_FILE_DURATION_US + 1);
        int extractedFrameIndex = TestUtil.seekToTimeUs(extractor, seekMap, targetSeekTimeUs, dataSource, trackOutput, fileUri);
        assertThat(extractedFrameIndex).isNotEqualTo(-1);
        assertFirstFrameAfterSeekContainTargetSeekTime(trackOutput, targetSeekTimeUs, extractedFrameIndex);
    }
}

Example 48 with Extractor

use of com.google.android.exoplayer2.extractor.Extractor in project ExoPlayer by google.

the class AmrExtractorSeekTest method seeking_handlesSeekingToPositionInFile_extractsCorrectFrame_forWideBandAmr.

@Test
public void seeking_handlesSeekingToPositionInFile_extractsCorrectFrame_forWideBandAmr() throws IOException {
    String fileName = WIDE_BAND_AMR_FILE;
    Uri fileUri = TestUtil.buildAssetUri(fileName);
    expectedTrackOutput = TestUtil.extractAllSamplesFromFile(createAmrExtractor(), ApplicationProvider.getApplicationContext(), fileName).trackOutputs.get(0);
    AmrExtractor extractor = createAmrExtractor();
    FakeExtractorOutput extractorOutput = new FakeExtractorOutput();
    SeekMap seekMap = TestUtil.extractSeekMap(extractor, extractorOutput, dataSource, fileUri);
    FakeTrackOutput trackOutput = extractorOutput.trackOutputs.get(0);
    long targetSeekTimeUs = 980_000;
    int extractedFrameIndex = TestUtil.seekToTimeUs(extractor, seekMap, targetSeekTimeUs, dataSource, trackOutput, fileUri);
    assertThat(extractedFrameIndex).isNotEqualTo(-1);
    assertFirstFrameAfterSeekContainTargetSeekTime(trackOutput, targetSeekTimeUs, extractedFrameIndex);
}

Example 49 with Extractor

use of com.google.android.exoplayer2.extractor.Extractor in project ExoPlayer by google.

the class AmrExtractorSeekTest method seeking_handlesSeekToEoF_extractsLastFrame_forNarrowBandAmr.

@Test
public void seeking_handlesSeekToEoF_extractsLastFrame_forNarrowBandAmr() throws IOException {
    String fileName = NARROW_BAND_AMR_FILE;
    Uri fileUri = TestUtil.buildAssetUri(fileName);
    expectedTrackOutput = TestUtil.extractAllSamplesFromFile(createAmrExtractor(), ApplicationProvider.getApplicationContext(), fileName).trackOutputs.get(0);
    AmrExtractor extractor = createAmrExtractor();
    FakeExtractorOutput extractorOutput = new FakeExtractorOutput();
    SeekMap seekMap = TestUtil.extractSeekMap(extractor, extractorOutput, dataSource, fileUri);
    FakeTrackOutput trackOutput = extractorOutput.trackOutputs.get(0);
    long targetSeekTimeUs = seekMap.getDurationUs();
    int extractedFrameIndex = TestUtil.seekToTimeUs(extractor, seekMap, targetSeekTimeUs, dataSource, trackOutput, fileUri);
    assertThat(extractedFrameIndex).isNotEqualTo(-1);
    assertFirstFrameAfterSeekContainTargetSeekTime(trackOutput, targetSeekTimeUs, extractedFrameIndex);
}

Example 50 with Extractor

use of com.google.android.exoplayer2.extractor.Extractor in project ExoPlayer by google.

the class AmrExtractorSeekTest method seeking_handlesSeekToEoF_extractsLastFrame_forWideBandAmr.

@Test
public void seeking_handlesSeekToEoF_extractsLastFrame_forWideBandAmr() throws IOException {
    String fileName = WIDE_BAND_AMR_FILE;
    Uri fileUri = TestUtil.buildAssetUri(fileName);
    expectedTrackOutput = TestUtil.extractAllSamplesFromFile(createAmrExtractor(), ApplicationProvider.getApplicationContext(), fileName).trackOutputs.get(0);
    AmrExtractor extractor = createAmrExtractor();
    FakeExtractorOutput extractorOutput = new FakeExtractorOutput();
    SeekMap seekMap = TestUtil.extractSeekMap(extractor, extractorOutput, dataSource, fileUri);
    FakeTrackOutput trackOutput = extractorOutput.trackOutputs.get(0);
    long targetSeekTimeUs = seekMap.getDurationUs();
    int extractedFrameIndex = TestUtil.seekToTimeUs(extractor, seekMap, targetSeekTimeUs, dataSource, trackOutput, fileUri);
    assertThat(extractedFrameIndex).isNotEqualTo(-1);
    assertFirstFrameAfterSeekContainTargetSeekTime(trackOutput, targetSeekTimeUs, extractedFrameIndex);
}