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

Example 26 with Parameters

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

the class DefaultTrackSelectorTest method selectTracksSelectPreferredAudioLanguageOverSelectionFlag.

/**
 * Tests that track selector will prefer selecting audio track with language that match preferred
 * language given by {@link Parameters} over track with {@link C#SELECTION_FLAG_DEFAULT}.
 */
@Test
public void selectTracksSelectPreferredAudioLanguageOverSelectionFlag() throws Exception {
    Format.Builder formatBuilder = AUDIO_FORMAT.buildUpon();
    Format frDefaultFormat = formatBuilder.setLanguage("fra").setSelectionFlags(C.SELECTION_FLAG_DEFAULT).build();
    Format enNonDefaultFormat = formatBuilder.setLanguage("eng").setSelectionFlags(0).build();
    TrackGroupArray trackGroups = wrapFormats(frDefaultFormat, enNonDefaultFormat);
    trackSelector.setParameters(defaultParameters.buildUpon().setPreferredAudioLanguage("eng"));
    TrackSelectorResult result = trackSelector.selectTracks(new RendererCapabilities[] { ALL_AUDIO_FORMAT_SUPPORTED_RENDERER_CAPABILITIES }, trackGroups, periodId, TIMELINE);
    assertFixedSelection(result.selections[0], trackGroups, enNonDefaultFormat);
}

Example 27 with Parameters

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

the class DefaultTrackSelectorTest method selectTracks_withPreferredVideoRoleFlags_selectPreferredTrack.

/**
 * Tests that track selector will select the video track with the highest number of matching role
 * flags given by {@link Parameters}.
 */
@Test
public void selectTracks_withPreferredVideoRoleFlags_selectPreferredTrack() throws Exception {
    Format.Builder formatBuilder = VIDEO_FORMAT.buildUpon();
    Format noRoleFlagsLow = formatBuilder.setAverageBitrate(4000).build();
    Format noRoleFlagsHigh = formatBuilder.setAverageBitrate(8000).build();
    Format lessRoleFlags = formatBuilder.setRoleFlags(C.ROLE_FLAG_CAPTION).build();
    Format moreRoleFlags = formatBuilder.setRoleFlags(C.ROLE_FLAG_CAPTION | C.ROLE_FLAG_COMMENTARY | C.ROLE_FLAG_DUB).build();
    // Use an adaptive group to check that role flags have higher priority than number of tracks.
    TrackGroup adaptiveNoRoleFlagsGroup = new TrackGroup(noRoleFlagsLow, noRoleFlagsHigh);
    TrackGroupArray trackGroups = new TrackGroupArray(adaptiveNoRoleFlagsGroup, new TrackGroup(moreRoleFlags), new TrackGroup(lessRoleFlags));
    trackSelector.setParameters(defaultParameters.buildUpon().setPreferredVideoRoleFlags(C.ROLE_FLAG_CAPTION | C.ROLE_FLAG_COMMENTARY));
    TrackSelectorResult result = trackSelector.selectTracks(new RendererCapabilities[] { VIDEO_CAPABILITIES }, trackGroups, periodId, TIMELINE);
    assertFixedSelection(result.selections[0], trackGroups, moreRoleFlags);
    // Also verify that exact match between parameters and tracks is preferred.
    trackSelector.setParameters(defaultParameters.buildUpon().setPreferredVideoRoleFlags(C.ROLE_FLAG_CAPTION));
    result = trackSelector.selectTracks(new RendererCapabilities[] { VIDEO_CAPABILITIES }, trackGroups, periodId, TIMELINE);
    assertFixedSelection(result.selections[0], trackGroups, lessRoleFlags);
}

Example 28 with Parameters

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

the class DefaultTrackSelectorTest method selectTracksWithNoTrackWithinCapabilitiesAndSetByParamsReturnNoSelection.

/**
 * Tests that track selector will return a null track selection for a renderer when all tracks
 * exceed that renderer's capabilities when {@link Parameters} does not allow
 * exceeding-capabilities tracks.
 */
@Test
public void selectTracksWithNoTrackWithinCapabilitiesAndSetByParamsReturnNoSelection() throws Exception {
    TrackGroupArray trackGroups = singleTrackGroup(AUDIO_FORMAT);
    trackSelector.setParameters(defaultParameters.buildUpon().setExceedRendererCapabilitiesIfNecessary(false));
    TrackSelectorResult result = trackSelector.selectTracks(new RendererCapabilities[] { ALL_AUDIO_FORMAT_EXCEEDED_RENDERER_CAPABILITIES }, trackGroups, periodId, TIMELINE);
    assertNoSelection(result.selections[0]);
}

Example 29 with Parameters

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

the class DefaultTrackSelectorTest method selectUndeterminedTextLanguageAsFallback.

/**
 * Tests that the default track selector will select a text track with undetermined language if no
 * text track with the preferred language is available but {@link
 * Parameters#selectUndeterminedTextLanguage} is true.
 */
@Test
public void selectUndeterminedTextLanguageAsFallback() throws ExoPlaybackException {
    Format.Builder formatBuilder = TEXT_FORMAT.buildUpon();
    Format spanish = formatBuilder.setLanguage("spa").build();
    Format german = formatBuilder.setLanguage("de").build();
    Format undeterminedUnd = formatBuilder.setLanguage(C.LANGUAGE_UNDETERMINED).build();
    Format undeterminedNull = formatBuilder.setLanguage(null).build();
    RendererCapabilities[] textRendererCapabilites = new RendererCapabilities[] { ALL_TEXT_FORMAT_SUPPORTED_RENDERER_CAPABILITIES };
    TrackGroupArray trackGroups = wrapFormats(spanish, german, undeterminedUnd, undeterminedNull);
    TrackSelectorResult result = trackSelector.selectTracks(textRendererCapabilites, trackGroups, periodId, TIMELINE);
    assertNoSelection(result.selections[0]);
    trackSelector.setParameters(defaultParameters.buildUpon().setSelectUndeterminedTextLanguage(true));
    result = trackSelector.selectTracks(textRendererCapabilites, trackGroups, periodId, TIMELINE);
    assertFixedSelection(result.selections[0], trackGroups, undeterminedUnd);
    ParametersBuilder builder = defaultParameters.buildUpon().setPreferredTextLanguage("spa");
    trackSelector.setParameters(builder);
    result = trackSelector.selectTracks(textRendererCapabilites, trackGroups, periodId, TIMELINE);
    assertFixedSelection(result.selections[0], trackGroups, spanish);
    trackGroups = wrapFormats(german, undeterminedUnd, undeterminedNull);
    result = trackSelector.selectTracks(textRendererCapabilites, trackGroups, periodId, TIMELINE);
    assertNoSelection(result.selections[0]);
    trackSelector.setParameters(builder.setSelectUndeterminedTextLanguage(true));
    result = trackSelector.selectTracks(textRendererCapabilites, trackGroups, periodId, TIMELINE);
    assertFixedSelection(result.selections[0], trackGroups, undeterminedUnd);
    trackGroups = wrapFormats(german, undeterminedNull);
    result = trackSelector.selectTracks(textRendererCapabilites, trackGroups, periodId, TIMELINE);
    assertFixedSelection(result.selections[0], trackGroups, undeterminedNull);
    trackGroups = wrapFormats(german);
    result = trackSelector.selectTracks(textRendererCapabilites, trackGroups, periodId, TIMELINE);
    assertNoSelection(result.selections[0]);
}

Example 30 with Parameters

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

the class DefaultTrackSelectorTest method selectTracks_withoutPreferredAudioRoleFlags_selectsDefaultTrack.

/**
 * Tests that track selector with select default audio track if no role flag preference is
 * specified by {@link Parameters}.
 */
@Test
public void selectTracks_withoutPreferredAudioRoleFlags_selectsDefaultTrack() throws Exception {
    Format firstFormat = AUDIO_FORMAT;
    Format defaultFormat = AUDIO_FORMAT.buildUpon().setSelectionFlags(C.SELECTION_FLAG_DEFAULT).build();
    Format roleFlagFormat = AUDIO_FORMAT.buildUpon().setRoleFlags(C.ROLE_FLAG_CAPTION).build();
    TrackGroupArray trackGroups = wrapFormats(firstFormat, defaultFormat, roleFlagFormat);
    TrackSelectorResult result = trackSelector.selectTracks(new RendererCapabilities[] { ALL_AUDIO_FORMAT_SUPPORTED_RENDERER_CAPABILITIES }, trackGroups, periodId, TIMELINE);
    assertFixedSelection(result.selections[0], trackGroups, defaultFormat);
}