Examples with BandwidthMeter androidx.media3.exoplayer.upstream.BandwidthMeter used on opensource projects

Example 1 with BandwidthMeter

use of androidx.media3.exoplayer.upstream.BandwidthMeter in project media by androidx.

the class TestExoPlayerBuilder method build.

/**
 * Builds an {@link ExoPlayer} using the provided values or their defaults.
 */
public ExoPlayer build() {
    Assertions.checkNotNull(looper, "TestExoPlayer builder run on a thread without Looper and no Looper specified.");
    // Do not update renderersFactory and renderers here, otherwise their getters may
    // return different values before and after build() is called, making them confusing.
    RenderersFactory playerRenderersFactory = renderersFactory;
    if (playerRenderersFactory == null) {
        playerRenderersFactory = (eventHandler, videoRendererEventListener, audioRendererEventListener, textRendererOutput, metadataRendererOutput) -> renderers != null ? renderers : new Renderer[] { new FakeVideoRenderer(eventHandler, videoRendererEventListener), new FakeAudioRenderer(eventHandler, audioRendererEventListener) };
    }
    ExoPlayer.Builder builder = new ExoPlayer.Builder(context, playerRenderersFactory).setTrackSelector(trackSelector).setLoadControl(loadControl).setBandwidthMeter(bandwidthMeter).setAnalyticsCollector(new DefaultAnalyticsCollector(clock)).setClock(clock).setUseLazyPreparation(useLazyPreparation).setLooper(looper).setSeekBackIncrementMs(seekBackIncrementMs).setSeekForwardIncrementMs(seekForwardIncrementMs);
    if (mediaSourceFactory != null) {
        builder.setMediaSourceFactory(mediaSourceFactory);
    }
    return builder.build();
}

Example 2 with BandwidthMeter

use of androidx.media3.exoplayer.upstream.BandwidthMeter 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 3 with BandwidthMeter

use of androidx.media3.exoplayer.upstream.BandwidthMeter 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();
}

Example 4 with BandwidthMeter

use of androidx.media3.exoplayer.upstream.BandwidthMeter in project media by androidx.

the class TrackSelectorTest method getBandwidthMeter_afterInitialization_returnsProvidedBandwidthMeter.

@Test
public void getBandwidthMeter_afterInitialization_returnsProvidedBandwidthMeter() {
    InvalidationListener invalidationListener = Mockito.mock(InvalidationListener.class);
    BandwidthMeter bandwidthMeter = Mockito.mock(BandwidthMeter.class);
    trackSelector.init(invalidationListener, bandwidthMeter);
    assertThat(trackSelector.getBandwidthMeter()).isEqualTo(bandwidthMeter);
}

Example 5 with BandwidthMeter

use of androidx.media3.exoplayer.upstream.BandwidthMeter in project media by androidx.

the class DefaultBandwidthMeterTest method simulateTransfers.

private static long[] simulateTransfers(DefaultBandwidthMeter bandwidthMeter, FakeClock clock) {
    long[] bitrateEstimates = new long[SIMULATED_TRANSFER_COUNT];
    Random random = new Random(/* seed= */
    0);
    DataSource dataSource = new FakeDataSource();
    DataSpec dataSpec = new DataSpec(Uri.parse("https://test.com"));
    for (int i = 0; i < SIMULATED_TRANSFER_COUNT; i++) {
        bandwidthMeter.onTransferStart(dataSource, dataSpec, /* isNetwork= */
        true);
        clock.advanceTime(random.nextInt(/* bound= */
        5000));
        bandwidthMeter.onBytesTransferred(dataSource, dataSpec, /* isNetwork= */
        true, /* bytes= */
        random.nextInt(5 * 1024 * 1024));
        bandwidthMeter.onTransferEnd(dataSource, dataSpec, /* isNetwork= */
        true);
        bitrateEstimates[i] = bandwidthMeter.getBitrateEstimate();
    }
    return bitrateEstimates;
}