Examples with ExoTrackSelection com.google.android.exoplayer2.trackselection.ExoTrackSelection used on opensource projects

Example 16 with ExoTrackSelection

use of com.google.android.exoplayer2.trackselection.ExoTrackSelection in project ExoPlayer by google.

the class FakeMediaPeriod method selectTracks.

@Override
public long selectTracks(@NullableType ExoTrackSelection[] selections, boolean[] mayRetainStreamFlags, @NullableType SampleStream[] streams, boolean[] streamResetFlags, long positionUs) {
    assertThat(prepared).isTrue();
    int rendererCount = selections.length;
    for (int i = 0; i < rendererCount; i++) {
        if (streams[i] != null && (selections[i] == null || !mayRetainStreamFlags[i])) {
            ((FakeSampleStream) streams[i]).release();
            sampleStreams.remove(streams[i]);
            streams[i] = null;
        }
        if (streams[i] == null && selections[i] != null) {
            ExoTrackSelection selection = selections[i];
            assertThat(selection.length()).isAtLeast(1);
            TrackGroup trackGroup = selection.getTrackGroup();
            assertThat(trackGroupArray.indexOf(trackGroup) != C.INDEX_UNSET).isTrue();
            int indexInTrackGroup = selection.getIndexInTrackGroup(selection.getSelectedIndex());
            assertThat(indexInTrackGroup).isAtLeast(0);
            assertThat(indexInTrackGroup).isLessThan(trackGroup.length);
            List<FakeSampleStreamItem> sampleStreamItems = trackDataFactory.create(selection.getSelectedFormat(), checkNotNull(mediaSourceEventDispatcher.mediaPeriodId));
            FakeSampleStream sampleStream = createSampleStream(allocator, mediaSourceEventDispatcher, drmSessionManager, drmEventDispatcher, selection.getSelectedFormat(), sampleStreamItems);
            sampleStreams.add(sampleStream);
            streams[i] = sampleStream;
            streamResetFlags[i] = true;
        }
    }
    return seekToUs(positionUs);
}

Example 17 with ExoTrackSelection

use of com.google.android.exoplayer2.trackselection.ExoTrackSelection in project ExoPlayer by google.

the class FakeTrackSelector method selectAllTracks.

@Override
protected ExoTrackSelection.@NullableType Definition[] selectAllTracks(MappedTrackInfo mappedTrackInfo, @Capabilities int[][][] rendererFormatSupports, @AdaptiveSupport int[] rendererMixedMimeTypeAdaptationSupports, Parameters params) {
    int rendererCount = mappedTrackInfo.getRendererCount();
    ExoTrackSelection.@NullableType Definition[] definitions = new ExoTrackSelection.Definition[rendererCount];
    for (int i = 0; i < rendererCount; i++) {
        TrackGroupArray trackGroupArray = mappedTrackInfo.getTrackGroups(i);
        boolean hasTracks = trackGroupArray.length > 0;
        definitions[i] = hasTracks ? new ExoTrackSelection.Definition(trackGroupArray.get(0)) : null;
    }
    return definitions;
}

Example 18 with ExoTrackSelection

use of com.google.android.exoplayer2.trackselection.ExoTrackSelection in project ExoPlayer by google.

the class MediaPeriodHolder method disableTrackSelectionsInResult.

private void disableTrackSelectionsInResult() {
    if (!isLoadingMediaPeriod()) {
        return;
    }
    for (int i = 0; i < trackSelectorResult.length; i++) {
        boolean rendererEnabled = trackSelectorResult.isRendererEnabled(i);
        ExoTrackSelection trackSelection = trackSelectorResult.selections[i];
        if (rendererEnabled && trackSelection != null) {
            trackSelection.disable();
        }
    }
}

Example 19 with ExoTrackSelection

use of com.google.android.exoplayer2.trackselection.ExoTrackSelection in project ExoPlayer by google.

the class MergingMediaPeriodTest method selectTracks_withPeriodOffsets_selectTracksWithOffset_andCreatesSampleStreamsCorrectingOffset.

@Test
public void selectTracks_withPeriodOffsets_selectTracksWithOffset_andCreatesSampleStreamsCorrectingOffset() throws Exception {
    MergingMediaPeriod mergingMediaPeriod = prepareMergingPeriod(new MergingPeriodDefinition(/* timeOffsetUs= */
    0, /* singleSampleTimeUs= */
    123_000, childFormat11, childFormat12), new MergingPeriodDefinition(/* timeOffsetUs= */
    -3000, /* singleSampleTimeUs= */
    456_000, childFormat21, childFormat22));
    ExoTrackSelection selectionForChild1 = new FixedTrackSelection(mergingMediaPeriod.getTrackGroups().get(0), /* track= */
    0);
    ExoTrackSelection selectionForChild2 = new FixedTrackSelection(mergingMediaPeriod.getTrackGroups().get(2), /* track= */
    0);
    SampleStream[] streams = new SampleStream[2];
    mergingMediaPeriod.selectTracks(/* selections= */
    new ExoTrackSelection[] { selectionForChild1, selectionForChild2 }, /* mayRetainStreamFlags= */
    new boolean[] { false, false }, streams, /* streamResetFlags= */
    new boolean[] { false, false }, /* positionUs= */
    0);
    mergingMediaPeriod.continueLoading(/* positionUs= */
    0);
    FormatHolder formatHolder = new FormatHolder();
    DecoderInputBuffer inputBuffer = new DecoderInputBuffer(DecoderInputBuffer.BUFFER_REPLACEMENT_MODE_NORMAL);
    streams[0].readData(formatHolder, inputBuffer, FLAG_REQUIRE_FORMAT);
    streams[1].readData(formatHolder, inputBuffer, FLAG_REQUIRE_FORMAT);
    FakeMediaPeriodWithSelectTracksPosition childMediaPeriod1 = (FakeMediaPeriodWithSelectTracksPosition) mergingMediaPeriod.getChildPeriod(0);
    assertThat(childMediaPeriod1.selectTracksPositionUs).isEqualTo(0);
    assertThat(streams[0].readData(formatHolder, inputBuffer, /* readFlags= */
    0)).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.timeUs).isEqualTo(123_000L);
    FakeMediaPeriodWithSelectTracksPosition childMediaPeriod2 = (FakeMediaPeriodWithSelectTracksPosition) mergingMediaPeriod.getChildPeriod(1);
    assertThat(childMediaPeriod2.selectTracksPositionUs).isEqualTo(3000L);
    assertThat(streams[1].readData(formatHolder, inputBuffer, /* readFlags= */
    0)).isEqualTo(C.RESULT_BUFFER_READ);
    assertThat(inputBuffer.timeUs).isEqualTo(456_000 - 3000);
}

Example 20 with ExoTrackSelection

use of com.google.android.exoplayer2.trackselection.ExoTrackSelection in project ExoPlayer by google.

the class HlsMediaPeriod method selectTracks.

@Override
public long selectTracks(@NullableType ExoTrackSelection[] selections, boolean[] mayRetainStreamFlags, @NullableType SampleStream[] streams, boolean[] streamResetFlags, long positionUs) {
    // Map each selection and stream onto a child period index.
    int[] streamChildIndices = new int[selections.length];
    int[] selectionChildIndices = new int[selections.length];
    for (int i = 0; i < selections.length; i++) {
        streamChildIndices[i] = streams[i] == null ? C.INDEX_UNSET : streamWrapperIndices.get(streams[i]);
        selectionChildIndices[i] = C.INDEX_UNSET;
        if (selections[i] != null) {
            TrackGroup trackGroup = selections[i].getTrackGroup();
            for (int j = 0; j < sampleStreamWrappers.length; j++) {
                if (sampleStreamWrappers[j].getTrackGroups().indexOf(trackGroup) != C.INDEX_UNSET) {
                    selectionChildIndices[i] = j;
                    break;
                }
            }
        }
    }
    boolean forceReset = false;
    streamWrapperIndices.clear();
    // Select tracks for each child, copying the resulting streams back into a new streams array.
    SampleStream[] newStreams = new SampleStream[selections.length];
    @NullableType SampleStream[] childStreams = new SampleStream[selections.length];
    @NullableType ExoTrackSelection[] childSelections = new ExoTrackSelection[selections.length];
    int newEnabledSampleStreamWrapperCount = 0;
    HlsSampleStreamWrapper[] newEnabledSampleStreamWrappers = new HlsSampleStreamWrapper[sampleStreamWrappers.length];
    for (int i = 0; i < sampleStreamWrappers.length; i++) {
        for (int j = 0; j < selections.length; j++) {
            childStreams[j] = streamChildIndices[j] == i ? streams[j] : null;
            childSelections[j] = selectionChildIndices[j] == i ? selections[j] : null;
        }
        HlsSampleStreamWrapper sampleStreamWrapper = sampleStreamWrappers[i];
        boolean wasReset = sampleStreamWrapper.selectTracks(childSelections, mayRetainStreamFlags, childStreams, streamResetFlags, positionUs, forceReset);
        boolean wrapperEnabled = false;
        for (int j = 0; j < selections.length; j++) {
            SampleStream childStream = childStreams[j];
            if (selectionChildIndices[j] == i) {
                // Assert that the child provided a stream for the selection.
                Assertions.checkNotNull(childStream);
                newStreams[j] = childStream;
                wrapperEnabled = true;
                streamWrapperIndices.put(childStream, i);
            } else if (streamChildIndices[j] == i) {
                // Assert that the child cleared any previous stream.
                Assertions.checkState(childStream == null);
            }
        }
        if (wrapperEnabled) {
            newEnabledSampleStreamWrappers[newEnabledSampleStreamWrapperCount] = sampleStreamWrapper;
            if (newEnabledSampleStreamWrapperCount++ == 0) {
                // The first enabled wrapper is always allowed to initialize timestamp adjusters. Note
                // that the first wrapper will correspond to a variant, or else an audio rendition, or
                // else a text rendition, in that order.
                sampleStreamWrapper.setIsTimestampMaster(true);
                if (wasReset || enabledSampleStreamWrappers.length == 0 || sampleStreamWrapper != enabledSampleStreamWrappers[0]) {
                    // The wrapper responsible for initializing the timestamp adjusters was reset or
                    // changed. We need to reset the timestamp adjuster provider and all other wrappers.
                    timestampAdjusterProvider.reset();
                    forceReset = true;
                }
            } else {
                // Additional wrappers are also allowed to initialize timestamp adjusters if they contain
                // audio or video, since they are expected to contain dense samples. Text wrappers are not
                // permitted except in the case above in which no variant or audio rendition wrappers are
                // enabled.
                sampleStreamWrapper.setIsTimestampMaster(i < audioVideoSampleStreamWrapperCount);
            }
        }
    }
    // Copy the new streams back into the streams array.
    System.arraycopy(newStreams, 0, streams, 0, newStreams.length);
    // Update the local state.
    enabledSampleStreamWrappers = Util.nullSafeArrayCopy(newEnabledSampleStreamWrappers, newEnabledSampleStreamWrapperCount);
    compositeSequenceableLoader = compositeSequenceableLoaderFactory.createCompositeSequenceableLoader(enabledSampleStreamWrappers);
    return positionUs;
}