Examples with FakeTrackOutput com.google.android.exoplayer2.testutil.FakeTrackOutput used on opensource projects

Example 31 with FakeTrackOutput

use of com.google.android.exoplayer2.testutil.FakeTrackOutput 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);
}

Example 32 with FakeTrackOutput

use of com.google.android.exoplayer2.testutil.FakeTrackOutput in project ExoPlayer by google.

the class AmrExtractorSeekTest method seeking_handlesSeekingToPositionInFile_extractsCorrectFrame_forNarrowBandAmr.

@Test
public void seeking_handlesSeekingToPositionInFile_extractsCorrectFrame_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 = 980_000;
    int extractedFrameIndex = TestUtil.seekToTimeUs(extractor, seekMap, targetSeekTimeUs, dataSource, trackOutput, fileUri);
    assertThat(extractedFrameIndex).isNotEqualTo(-1);
    assertFirstFrameAfterSeekContainTargetSeekTime(trackOutput, targetSeekTimeUs, extractedFrameIndex);
}

Example 33 with FakeTrackOutput

use of com.google.android.exoplayer2.testutil.FakeTrackOutput in project ExoPlayer by google.

the class AmrExtractorSeekTest method seeking_handlesSeekingBackward_extractsCorrectFrames_forNarrowBandAmr.

@Test
public void seeking_handlesSeekingBackward_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 firstSeekTimeUs = 980_000;
    TestUtil.seekToTimeUs(extractor, seekMap, firstSeekTimeUs, dataSource, trackOutput, fileUri);
    long targetSeekTimeUs = 0;
    int extractedFrameIndex = TestUtil.seekToTimeUs(extractor, seekMap, targetSeekTimeUs, dataSource, trackOutput, fileUri);
    assertThat(extractedFrameIndex).isNotEqualTo(-1);
    assertFirstFrameAfterSeekContainTargetSeekTime(trackOutput, targetSeekTimeUs, extractedFrameIndex);
}

Example 34 with FakeTrackOutput

use of com.google.android.exoplayer2.testutil.FakeTrackOutput in project ExoPlayer by google.

the class TestUtil method seekToTimeUs.

/**
 * Seeks to the given seek time of the stream from the given input, and keeps reading from the
 * input until we can extract at least one sample following the seek position, or until
 * end-of-input is reached.
 *
 * @param extractor The {@link Extractor} to extract from input.
 * @param seekMap The {@link SeekMap} of the stream from the given input.
 * @param seekTimeUs The seek time, in micro-seconds.
 * @param trackOutput The {@link FakeTrackOutput} to store the extracted samples.
 * @param dataSource The {@link DataSource} that will be used to read from the input.
 * @param uri The Uri of the input.
 * @return The index of the first extracted sample written to the given {@code trackOutput} after
 *     the seek is completed, or {@link C#INDEX_UNSET} if the seek is completed without any
 *     extracted sample.
 */
public static int seekToTimeUs(Extractor extractor, SeekMap seekMap, long seekTimeUs, DataSource dataSource, FakeTrackOutput trackOutput, Uri uri) throws IOException {
    int numSampleBeforeSeek = trackOutput.getSampleCount();
    SeekMap.SeekPoints seekPoints = seekMap.getSeekPoints(seekTimeUs);
    long initialSeekLoadPosition = seekPoints.first.position;
    extractor.seek(initialSeekLoadPosition, seekTimeUs);
    PositionHolder positionHolder = new PositionHolder();
    positionHolder.position = C.POSITION_UNSET;
    ExtractorInput extractorInput = TestUtil.getExtractorInputFromPosition(dataSource, initialSeekLoadPosition, uri);
    int extractorReadResult = Extractor.RESULT_CONTINUE;
    while (true) {
        try {
            // Keep reading until we can read at least one sample after seek
            while (extractorReadResult == Extractor.RESULT_CONTINUE && trackOutput.getSampleCount() == numSampleBeforeSeek) {
                extractorReadResult = extractor.read(extractorInput, positionHolder);
            }
        } finally {
            DataSourceUtil.closeQuietly(dataSource);
        }
        if (extractorReadResult == Extractor.RESULT_SEEK) {
            extractorInput = TestUtil.getExtractorInputFromPosition(dataSource, positionHolder.position, uri);
            extractorReadResult = Extractor.RESULT_CONTINUE;
        } else if (extractorReadResult == Extractor.RESULT_END_OF_INPUT && trackOutput.getSampleCount() == numSampleBeforeSeek) {
            return C.INDEX_UNSET;
        } else if (trackOutput.getSampleCount() > numSampleBeforeSeek) {
            // First index after seek = num sample before seek.
            return numSampleBeforeSeek;
        }
    }
}

Example 35 with FakeTrackOutput

use of com.google.android.exoplayer2.testutil.FakeTrackOutput in project ExoPlayer by google.

the class TestUtil method extractAllSamplesFromFile.

/**
 * Extracts all samples from the given file into a {@link FakeTrackOutput}.
 *
 * @param extractor The {@link Extractor} to extractor from input.
 * @param context A {@link Context}.
 * @param fileName The name of the input file.
 * @return The {@link FakeTrackOutput} containing the extracted samples.
 * @throws IOException If an error occurred reading from the input, or if the extractor finishes
 *     reading from input without extracting any {@link SeekMap}.
 */
public static FakeExtractorOutput extractAllSamplesFromFile(Extractor extractor, Context context, String fileName) throws IOException {
    byte[] data = TestUtil.getByteArray(context, fileName);
    FakeExtractorOutput expectedOutput = new FakeExtractorOutput();
    extractor.init(expectedOutput);
    FakeExtractorInput input = new FakeExtractorInput.Builder().setData(data).build();
    PositionHolder positionHolder = new PositionHolder();
    int readResult = Extractor.RESULT_CONTINUE;
    while (readResult != Extractor.RESULT_END_OF_INPUT) {
        while (readResult == Extractor.RESULT_CONTINUE) {
            readResult = extractor.read(input, positionHolder);
        }
        if (readResult == Extractor.RESULT_SEEK) {
            input.setPosition((int) positionHolder.position);
            readResult = Extractor.RESULT_CONTINUE;
        }
    }
    return expectedOutput;
}