Examples with AdaptationCheckpoint androidx.media3.exoplayer.trackselection.AdaptiveTrackSelection.AdaptationCheckpoint used on opensource projects

Example 1 with AdaptationCheckpoint

use of androidx.media3.exoplayer.trackselection.AdaptiveTrackSelection.AdaptationCheckpoint in project media by androidx.

the class AdaptiveTrackSelectionTest method builderCreateTrackSelections_withMultipleAdaptiveGroups_usesCorrectAdaptationCheckpoints.

@Test
public void builderCreateTrackSelections_withMultipleAdaptiveGroups_usesCorrectAdaptationCheckpoints() {
    Format group1Format1 = new Format.Builder().setAverageBitrate(500).build();
    Format group1Format2 = new Format.Builder().setAverageBitrate(1000).build();
    Format group2Format1 = new Format.Builder().setAverageBitrate(250).build();
    Format group2Format2 = new Format.Builder().setAverageBitrate(500).build();
    Format group2Format3 = new Format.Builder().setAverageBitrate(1250).build();
    Format group2UnusedFormat = new Format.Builder().setAverageBitrate(2000).build();
    Format fixedFormat = new Format.Builder().setAverageBitrate(5000).build();
    TrackGroup trackGroup1 = new TrackGroup(group1Format1, group1Format2);
    TrackGroup trackGroup2 = new TrackGroup(group2Format1, group2Format2, group2Format3, group2UnusedFormat);
    TrackGroup fixedGroup = new TrackGroup(fixedFormat);
    Definition definition1 = new Definition(trackGroup1, /* tracks...= */
    0, 1);
    Definition definition2 = new Definition(trackGroup2, /* tracks...= */
    0, 1, 2);
    Definition fixedDefinition = new Definition(fixedGroup, /* tracks...= */
    0);
    List<List<AdaptationCheckpoint>> checkPoints = new ArrayList<>();
    AdaptiveTrackSelection.Factory factory = new AdaptiveTrackSelection.Factory() {

        @Override
        protected AdaptiveTrackSelection createAdaptiveTrackSelection(TrackGroup group, int[] tracks, int type, BandwidthMeter bandwidthMeter, ImmutableList<AdaptationCheckpoint> adaptationCheckpoints) {
            checkPoints.add(adaptationCheckpoints);
            return super.createAdaptiveTrackSelection(group, tracks, TrackSelection.TYPE_UNSET, bandwidthMeter, adaptationCheckpoints);
        }
    };
    Timeline timeline = new FakeTimeline();
    factory.createTrackSelections(new Definition[] { null, definition1, fixedDefinition, definition2, null }, mockBandwidthMeter, new MediaSource.MediaPeriodId(timeline.getUidOfPeriod(/* periodIndex= */
    0)), timeline);
    assertThat(checkPoints).hasSize(2);
    assertThat(checkPoints.get(0)).containsExactly(new AdaptationCheckpoint(/* totalBandwidth= */
    0, /* allocatedBandwidth= */
    0), new AdaptationCheckpoint(/* totalBandwidth= */
    5750, /* allocatedBandwidth= */
    500), new AdaptationCheckpoint(/* totalBandwidth= */
    6000, /* allocatedBandwidth= */
    500), new AdaptationCheckpoint(/* totalBandwidth= */
    6500, /* allocatedBandwidth= */
    1000), new AdaptationCheckpoint(/* totalBandwidth= */
    7250, /* allocatedBandwidth= */
    1000), new AdaptationCheckpoint(/* totalBandwidth= */
    9500, /* allocatedBandwidth= */
    2000)).inOrder();
    assertThat(checkPoints.get(1)).containsExactly(new AdaptationCheckpoint(/* totalBandwidth= */
    0, /* allocatedBandwidth= */
    0), new AdaptationCheckpoint(/* totalBandwidth= */
    5750, /* allocatedBandwidth= */
    250), new AdaptationCheckpoint(/* totalBandwidth= */
    6000, /* allocatedBandwidth= */
    500), new AdaptationCheckpoint(/* totalBandwidth= */
    6500, /* allocatedBandwidth= */
    500), new AdaptationCheckpoint(/* totalBandwidth= */
    7250, /* allocatedBandwidth= */
    1250), new AdaptationCheckpoint(/* totalBandwidth= */
    9500, /* allocatedBandwidth= */
    2500)).inOrder();
}

Example 2 with AdaptationCheckpoint

use of androidx.media3.exoplayer.trackselection.AdaptiveTrackSelection.AdaptationCheckpoint in project media by androidx.

the class AdaptiveTrackSelectionTest method updateSelectedTrack_withAdaptationCheckpoints_usesOnlyAllocatedBandwidth.

@Test
public void updateSelectedTrack_withAdaptationCheckpoints_usesOnlyAllocatedBandwidth() {
    Format format0 = videoFormat(/* bitrate= */
    100, /* width= */
    160, /* height= */
    120);
    Format format1 = videoFormat(/* bitrate= */
    500, /* width= */
    320, /* height= */
    240);
    Format format2 = videoFormat(/* bitrate= */
    1000, /* width= */
    640, /* height= */
    480);
    Format format3 = videoFormat(/* bitrate= */
    1500, /* width= */
    1024, /* height= */
    768);
    TrackGroup trackGroup = new TrackGroup(format0, format1, format2, format3);
    // Choose checkpoints relative to formats so that one is in the first range, one somewhere in
    // the middle, and one needs to extrapolate beyond the last checkpoint.
    List<AdaptationCheckpoint> checkpoints = ImmutableList.of(new AdaptationCheckpoint(/* totalBandwidth= */
    0, /* allocatedBandwidth= */
    0), new AdaptationCheckpoint(/* totalBandwidth= */
    1500, /* allocatedBandwidth= */
    750), new AdaptationCheckpoint(/* totalBandwidth= */
    3000, /* allocatedBandwidth= */
    750), new AdaptationCheckpoint(/* totalBandwidth= */
    4000, /* allocatedBandwidth= */
    1250), new AdaptationCheckpoint(/* totalBandwidth= */
    5000, /* allocatedBandwidth= */
    1300));
    AdaptiveTrackSelection adaptiveTrackSelection = prepareTrackSelection(prepareAdaptiveTrackSelectionWithAdaptationCheckpoints(trackGroup, checkpoints));
    // Ensure format0 is selected initially so that we can assert the upswitches.
    when(mockBandwidthMeter.getBitrateEstimate()).thenReturn(1L);
    adaptiveTrackSelection.updateSelectedTrack(/* playbackPositionUs= */
    0, /* bufferedDurationUs= */
    999_999_999_999L, /* availableDurationUs= */
    C.TIME_UNSET, /* queue= */
    ImmutableList.of(), createMediaChunkIterators(trackGroup, TEST_CHUNK_DURATION_US));
    assertThat(adaptiveTrackSelection.getSelectedFormat()).isEqualTo(format0);
    when(mockBandwidthMeter.getBitrateEstimate()).thenReturn(999L);
    adaptiveTrackSelection.updateSelectedTrack(/* playbackPositionUs= */
    0, /* bufferedDurationUs= */
    999_999_999_999L, /* availableDurationUs= */
    C.TIME_UNSET, /* queue= */
    ImmutableList.of(), createMediaChunkIterators(trackGroup, TEST_CHUNK_DURATION_US));
    assertThat(adaptiveTrackSelection.getSelectedFormat()).isEqualTo(format0);
    when(mockBandwidthMeter.getBitrateEstimate()).thenReturn(1000L);
    adaptiveTrackSelection.updateSelectedTrack(/* playbackPositionUs= */
    0, /* bufferedDurationUs= */
    999_999_999_999L, /* availableDurationUs= */
    C.TIME_UNSET, /* queue= */
    ImmutableList.of(), createMediaChunkIterators(trackGroup, TEST_CHUNK_DURATION_US));
    assertThat(adaptiveTrackSelection.getSelectedFormat()).isEqualTo(format1);
    when(mockBandwidthMeter.getBitrateEstimate()).thenReturn(2499L);
    adaptiveTrackSelection.updateSelectedTrack(/* playbackPositionUs= */
    0, /* bufferedDurationUs= */
    999_999_999_999L, /* availableDurationUs= */
    C.TIME_UNSET, /* queue= */
    ImmutableList.of(), createMediaChunkIterators(trackGroup, TEST_CHUNK_DURATION_US));
    assertThat(adaptiveTrackSelection.getSelectedFormat()).isEqualTo(format1);
    when(mockBandwidthMeter.getBitrateEstimate()).thenReturn(3500L);
    adaptiveTrackSelection.updateSelectedTrack(/* playbackPositionUs= */
    0, /* bufferedDurationUs= */
    999_999_999_999L, /* availableDurationUs= */
    C.TIME_UNSET, /* queue= */
    ImmutableList.of(), createMediaChunkIterators(trackGroup, TEST_CHUNK_DURATION_US));
    assertThat(adaptiveTrackSelection.getSelectedFormat()).isEqualTo(format2);
    when(mockBandwidthMeter.getBitrateEstimate()).thenReturn(8999L);
    adaptiveTrackSelection.updateSelectedTrack(/* playbackPositionUs= */
    0, /* bufferedDurationUs= */
    999_999_999_999L, /* availableDurationUs= */
    C.TIME_UNSET, /* queue= */
    ImmutableList.of(), createMediaChunkIterators(trackGroup, TEST_CHUNK_DURATION_US));
    assertThat(adaptiveTrackSelection.getSelectedFormat()).isEqualTo(format2);
    when(mockBandwidthMeter.getBitrateEstimate()).thenReturn(9000L);
    adaptiveTrackSelection.updateSelectedTrack(/* playbackPositionUs= */
    0, /* bufferedDurationUs= */
    999_999_999_999L, /* availableDurationUs= */
    C.TIME_UNSET, /* queue= */
    ImmutableList.of(), createMediaChunkIterators(trackGroup, TEST_CHUNK_DURATION_US));
    assertThat(adaptiveTrackSelection.getSelectedFormat()).isEqualTo(format3);
}

Example 3 with AdaptationCheckpoint

use of androidx.media3.exoplayer.trackselection.AdaptiveTrackSelection.AdaptationCheckpoint in project media by androidx.

the class AdaptiveTrackSelectionTest method builderCreateTrackSelections_withSingleAdaptiveGroup_usesCorrectAdaptationCheckpoints.

@Test
public void builderCreateTrackSelections_withSingleAdaptiveGroup_usesCorrectAdaptationCheckpoints() {
    Format formatFixed1 = new Format.Builder().setAverageBitrate(500).build();
    Format formatFixed2 = new Format.Builder().setAverageBitrate(1000).build();
    Format formatAdaptive1 = new Format.Builder().setAverageBitrate(2000).build();
    Format formatAdaptive2 = new Format.Builder().setAverageBitrate(3000).build();
    Format formatAdaptive3 = new Format.Builder().setAverageBitrate(4000).build();
    Format formatAdaptive4 = new Format.Builder().setAverageBitrate(5000).build();
    TrackGroup trackGroupMultipleFixed = new TrackGroup(formatFixed1, formatFixed2);
    TrackGroup trackGroupAdaptive = new TrackGroup(formatAdaptive1, formatAdaptive2, formatAdaptive3, formatAdaptive4);
    Definition definitionFixed1 = new Definition(trackGroupMultipleFixed, /* tracks...= */
    0);
    Definition definitionFixed2 = new Definition(trackGroupMultipleFixed, /* tracks...= */
    1);
    Definition definitionAdaptive = new Definition(trackGroupAdaptive, /* tracks...= */
    1, 2, 3);
    List<List<AdaptationCheckpoint>> checkPoints = new ArrayList<>();
    AdaptiveTrackSelection.Factory factory = new AdaptiveTrackSelection.Factory() {

        @Override
        protected AdaptiveTrackSelection createAdaptiveTrackSelection(TrackGroup group, int[] tracks, int type, BandwidthMeter bandwidthMeter, ImmutableList<AdaptationCheckpoint> adaptationCheckpoints) {
            checkPoints.add(adaptationCheckpoints);
            return super.createAdaptiveTrackSelection(group, tracks, TrackSelection.TYPE_UNSET, bandwidthMeter, adaptationCheckpoints);
        }
    };
    Timeline timeline = new FakeTimeline();
    factory.createTrackSelections(new Definition[] { null, definitionFixed1, null, definitionFixed2, definitionAdaptive }, mockBandwidthMeter, new MediaSource.MediaPeriodId(timeline.getUidOfPeriod(/* periodIndex= */
    0)), timeline);
    assertThat(checkPoints).hasSize(1);
    assertThat(checkPoints.get(0)).containsExactly(new AdaptationCheckpoint(/* totalBandwidth= */
    0, /* allocatedBandwidth= */
    0), new AdaptationCheckpoint(/* totalBandwidth= */
    4500, /* allocatedBandwidth= */
    3000), new AdaptationCheckpoint(/* totalBandwidth= */
    5500, /* allocatedBandwidth= */
    4000), new AdaptationCheckpoint(/* totalBandwidth= */
    6500, /* allocatedBandwidth= */
    5000), new AdaptationCheckpoint(/* totalBandwidth= */
    11500, /* allocatedBandwidth= */
    10000)).inOrder();
}