Examples with SampleNumberHolder androidx.media3.extractor.FlacFrameReader.SampleNumberHolder used on opensource projects

Example 1 with SampleNumberHolder

use of androidx.media3.extractor.FlacFrameReader.SampleNumberHolder in project ExoPlayer by google.

the class FlacFrameReaderTest method checkAndReadFrameHeader_validData_isTrue.

@Test
public void checkAndReadFrameHeader_validData_isTrue() throws Exception {
    FlacStreamMetadataHolder streamMetadataHolder = new FlacStreamMetadataHolder(/* flacStreamMetadata= */
    null);
    ExtractorInput input = buildExtractorInputReadingFromFirstFrame("media/flac/bear_one_metadata_block.flac", streamMetadataHolder);
    int frameStartMarker = FlacMetadataReader.getFrameStartMarker(input);
    ParsableByteArray scratch = new ParsableByteArray(FlacConstants.MAX_FRAME_HEADER_SIZE);
    input.read(scratch.getData(), 0, FlacConstants.MAX_FRAME_HEADER_SIZE);
    boolean result = FlacFrameReader.checkAndReadFrameHeader(scratch, streamMetadataHolder.flacStreamMetadata, frameStartMarker, new SampleNumberHolder());
    assertThat(result).isTrue();
}

Example 2 with SampleNumberHolder

use of androidx.media3.extractor.FlacFrameReader.SampleNumberHolder in project ExoPlayer by google.

the class FlacFrameReaderTest method checkFrameHeaderFromPeek_validData_isTrue.

@Test
public void checkFrameHeaderFromPeek_validData_isTrue() throws Exception {
    FlacStreamMetadataHolder streamMetadataHolder = new FlacStreamMetadataHolder(/* flacStreamMetadata= */
    null);
    ExtractorInput input = buildExtractorInputReadingFromFirstFrame("media/flac/bear_one_metadata_block.flac", streamMetadataHolder);
    int frameStartMarker = FlacMetadataReader.getFrameStartMarker(input);
    boolean result = FlacFrameReader.checkFrameHeaderFromPeek(input, streamMetadataHolder.flacStreamMetadata, frameStartMarker, new SampleNumberHolder());
    assertThat(result).isTrue();
}

Example 3 with SampleNumberHolder

use of androidx.media3.extractor.FlacFrameReader.SampleNumberHolder in project ExoPlayer by google.

the class FlacFrameReaderTest method checkAndReadFrameHeader_invalidData_isFalse.

@Test
public void checkAndReadFrameHeader_invalidData_isFalse() throws Exception {
    FlacStreamMetadataHolder streamMetadataHolder = new FlacStreamMetadataHolder(/* flacStreamMetadata= */
    null);
    ExtractorInput input = buildExtractorInputReadingFromFirstFrame("media/flac/bear_one_metadata_block.flac", streamMetadataHolder);
    ParsableByteArray scratch = new ParsableByteArray(FlacConstants.MAX_FRAME_HEADER_SIZE);
    input.read(scratch.getData(), 0, FlacConstants.MAX_FRAME_HEADER_SIZE);
    // The first bytes of the frame are not equal to the frame start marker.
    boolean result = FlacFrameReader.checkAndReadFrameHeader(scratch, streamMetadataHolder.flacStreamMetadata, /* frameStartMarker= */
    -1, new SampleNumberHolder());
    assertThat(result).isFalse();
}

Example 4 with SampleNumberHolder

use of androidx.media3.extractor.FlacFrameReader.SampleNumberHolder in project ExoPlayer by google.

the class FlacFrameReaderTest method checkAndReadFrameHeader_validData_updatesPosition.

@Test
public void checkAndReadFrameHeader_validData_updatesPosition() throws Exception {
    FlacStreamMetadataHolder streamMetadataHolder = new FlacStreamMetadataHolder(/* flacStreamMetadata= */
    null);
    ExtractorInput input = buildExtractorInputReadingFromFirstFrame("media/flac/bear_one_metadata_block.flac", streamMetadataHolder);
    int frameStartMarker = FlacMetadataReader.getFrameStartMarker(input);
    ParsableByteArray scratch = new ParsableByteArray(FlacConstants.MAX_FRAME_HEADER_SIZE);
    input.read(scratch.getData(), 0, FlacConstants.MAX_FRAME_HEADER_SIZE);
    FlacFrameReader.checkAndReadFrameHeader(scratch, streamMetadataHolder.flacStreamMetadata, frameStartMarker, new SampleNumberHolder());
    assertThat(scratch.getPosition()).isEqualTo(FlacConstants.MIN_FRAME_HEADER_SIZE);
}

Example 5 with SampleNumberHolder

use of androidx.media3.extractor.FlacFrameReader.SampleNumberHolder in project ExoPlayer by google.

the class FlacFrameReaderTest method checkFrameHeaderFromPeek_validData_doesNotUpdatePositions.

@Test
public void checkFrameHeaderFromPeek_validData_doesNotUpdatePositions() throws Exception {
    String file = "media/flac/bear_one_metadata_block.flac";
    FlacStreamMetadataHolder streamMetadataHolder = new FlacStreamMetadataHolder(/* flacStreamMetadata= */
    null);
    ExtractorInput input = buildExtractorInputReadingFromFirstFrame(file, streamMetadataHolder);
    int frameStartMarker = FlacMetadataReader.getFrameStartMarker(input);
    long peekPosition = input.getPosition();
    // Set read position to 0.
    input = buildExtractorInput(file);
    input.advancePeekPosition((int) peekPosition);
    FlacFrameReader.checkFrameHeaderFromPeek(input, streamMetadataHolder.flacStreamMetadata, frameStartMarker, new SampleNumberHolder());
    assertThat(input.getPosition()).isEqualTo(0);
    assertThat(input.getPeekPosition()).isEqualTo(peekPosition);
}