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Don't select more than one audio/video/text track by default

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Issue: #2618

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=156986606
This commit is contained in:
olly 2017-05-24 07:38:42 -07:00 committed by Oliver Woodman
parent 3a448f3a0e
commit 695347c26b
1 changed files with 28 additions and 15 deletions
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43
library/core/src/main/java/com/google/android/exoplayer2/trackselection/DefaultTrackSelector.java
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@ -436,35 +436,48 @@ public class DefaultTrackSelector extends MappingTrackSelector {
int rendererCount = rendererCapabilities.length;
TrackSelection[] rendererTrackSelections = new TrackSelection[rendererCount];
Parameters params = paramsReference.get();
boolean videoTrackAndRendererPresent = false;
boolean seenVideoRendererWithMappedTracks = false;
boolean selectedVideoTracks = false;
for (int i = 0; i < rendererCount; i++) {
if (C.TRACK_TYPE_VIDEO == rendererCapabilities[i].getTrackType()) {
rendererTrackSelections[i] = selectVideoTrack(rendererCapabilities[i],
rendererTrackGroupArrays[i], rendererFormatSupports[i], params.maxVideoWidth,
params.maxVideoHeight, params.maxVideoBitrate, params.allowNonSeamlessAdaptiveness,
params.allowMixedMimeAdaptiveness, params.viewportWidth, params.viewportHeight,
params.orientationMayChange, adaptiveTrackSelectionFactory,
params.exceedVideoConstraintsIfNecessary, params.exceedRendererCapabilitiesIfNecessary);
videoTrackAndRendererPresent |= rendererTrackGroupArrays[i].length > 0;
if (!selectedVideoTracks) {
rendererTrackSelections[i] = selectVideoTrack(rendererCapabilities[i],
rendererTrackGroupArrays[i], rendererFormatSupports[i], params.maxVideoWidth,
params.maxVideoHeight, params.maxVideoBitrate, params.allowNonSeamlessAdaptiveness,
params.allowMixedMimeAdaptiveness, params.viewportWidth, params.viewportHeight,
params.orientationMayChange, adaptiveTrackSelectionFactory,
params.exceedVideoConstraintsIfNecessary,
params.exceedRendererCapabilitiesIfNecessary);
selectedVideoTracks = rendererTrackSelections[i] != null;
}
seenVideoRendererWithMappedTracks |= rendererTrackGroupArrays[i].length > 0;
}
}
boolean selectedAudioTracks = false;
boolean selectedTextTracks = false;
for (int i = 0; i < rendererCount; i++) {
switch (rendererCapabilities[i].getTrackType()) {
case C.TRACK_TYPE_VIDEO:
// Already done. Do nothing.
break;
case C.TRACK_TYPE_AUDIO:
rendererTrackSelections[i] = selectAudioTrack(rendererTrackGroupArrays[i],
rendererFormatSupports[i], params.preferredAudioLanguage,
params.exceedRendererCapabilitiesIfNecessary, params.allowMixedMimeAdaptiveness,
videoTrackAndRendererPresent ? null : adaptiveTrackSelectionFactory);
if (!selectedAudioTracks) {
rendererTrackSelections[i] = selectAudioTrack(rendererTrackGroupArrays[i],
rendererFormatSupports[i], params.preferredAudioLanguage,
params.exceedRendererCapabilitiesIfNecessary, params.allowMixedMimeAdaptiveness,
seenVideoRendererWithMappedTracks ? null : adaptiveTrackSelectionFactory);
selectedAudioTracks = rendererTrackSelections[i] != null;
}
break;
case C.TRACK_TYPE_TEXT:
rendererTrackSelections[i] = selectTextTrack(rendererTrackGroupArrays[i],
rendererFormatSupports[i], params.preferredTextLanguage,
params.preferredAudioLanguage, params.exceedRendererCapabilitiesIfNecessary);
if (!selectedTextTracks) {
rendererTrackSelections[i] = selectTextTrack(rendererTrackGroupArrays[i],
rendererFormatSupports[i], params.preferredTextLanguage,
params.preferredAudioLanguage, params.exceedRendererCapabilitiesIfNecessary);
selectedTextTracks = rendererTrackSelections[i] != null;
}
break;
default:
rendererTrackSelections[i] = selectOtherTrack(rendererCapabilities[i].getTrackType(),