fixed: player caption auto-selection not reflected in gui.

fixed: player caption selection skipping on multiple language variants.
This commit is contained in:
karyogamy 2022-04-04 20:17:33 -04:00
parent a528cee5f4
commit 724eac9168
1 changed files with 43 additions and 46 deletions

View File

@ -62,7 +62,6 @@ import static org.schabi.newpipe.player.helper.PlayerHelper.savePlaybackParamete
import static org.schabi.newpipe.util.ListHelper.getPopupResolutionIndex;
import static org.schabi.newpipe.util.ListHelper.getResolutionIndex;
import static org.schabi.newpipe.util.Localization.assureCorrectAppLanguage;
import static org.schabi.newpipe.util.Localization.containsCaseInsensitive;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
import android.animation.Animator;
@ -130,6 +129,7 @@ import androidx.recyclerview.widget.RecyclerView;
import com.google.android.exoplayer2.C;
import com.google.android.exoplayer2.DefaultRenderersFactory;
import com.google.android.exoplayer2.ExoPlayer;
import com.google.android.exoplayer2.Format;
import com.google.android.exoplayer2.PlaybackException;
import com.google.android.exoplayer2.PlaybackParameters;
import com.google.android.exoplayer2.Player.PositionInfo;
@ -138,7 +138,6 @@ import com.google.android.exoplayer2.Timeline;
import com.google.android.exoplayer2.TracksInfo;
import com.google.android.exoplayer2.source.MediaSource;
import com.google.android.exoplayer2.source.TrackGroup;
import com.google.android.exoplayer2.source.TrackGroupArray;
import com.google.android.exoplayer2.text.Cue;
import com.google.android.exoplayer2.trackselection.DefaultTrackSelector;
import com.google.android.exoplayer2.trackselection.MappingTrackSelector;
@ -2530,7 +2529,7 @@ public final class Player implements
Log.d(TAG, "ExoPlayer - onTracksChanged(), "
+ "track group size = " + tracksInfo.getTrackGroupInfos().size());
}
onTextTracksChanged();
onTextTracksChanged(tracksInfo);
}
@Override
@ -3516,17 +3515,7 @@ public final class Player implements
return;
}
captionPopupMenu.getMenu().removeGroup(POPUP_MENU_ID_CAPTION);
final String userPreferredLanguage =
prefs.getString(context.getString(R.string.caption_user_set_key), null);
/*
* only search for autogenerated cc as fallback
* if "(auto-generated)" was not already selected
* we are only looking for "(" instead of "(auto-generated)" to hopefully get all
* internationalized variants such as "(automatisch-erzeugt)" and so on
*/
boolean searchForAutogenerated = userPreferredLanguage != null
&& !userPreferredLanguage.contains("(");
captionPopupMenu.setOnDismissListener(this);
// Add option for turning off caption
final MenuItem captionOffItem = captionPopupMenu.getMenu().add(POPUP_MENU_ID_CAPTION,
@ -3549,6 +3538,9 @@ public final class Player implements
captionItem.setOnMenuItemClickListener(menuItem -> {
final int textRendererIndex = getCaptionRendererIndex();
if (textRendererIndex != RENDERER_UNAVAILABLE) {
// DefaultTrackSelector will select for tracks with similar language names
// if a track of userPreferredLanguage is not found
// This means (auto-generated) will be resolved automatically.
trackSelector.setParameters(trackSelector.buildUponParameters()
.setPreferredTextLanguage(captionLanguage)
.setRendererDisabled(textRendererIndex, false));
@ -3557,22 +3549,23 @@ public final class Player implements
}
return true;
});
// apply caption language from previous user preference
if (userPreferredLanguage != null
&& (captionLanguage.equals(userPreferredLanguage)
|| (searchForAutogenerated && captionLanguage.startsWith(userPreferredLanguage))
|| (userPreferredLanguage.contains("(") && captionLanguage.startsWith(
userPreferredLanguage.substring(0, userPreferredLanguage.indexOf('(')))))) {
final int textRendererIndex = getCaptionRendererIndex();
if (textRendererIndex != RENDERER_UNAVAILABLE) {
trackSelector.setParameters(trackSelector.buildUponParameters()
.setPreferredTextLanguage(captionLanguage)
.setRendererDisabled(textRendererIndex, false));
}
searchForAutogenerated = false;
}
}
captionPopupMenu.setOnDismissListener(this);
// apply caption language from previous user preference
final List<String> selectedPreferredLanguages =
trackSelector.getParameters().preferredTextLanguages;
final String userPreferredLanguage =
prefs.getString(context.getString(R.string.caption_user_set_key), null);
final int textRendererIndex = getCaptionRendererIndex();
if (userPreferredLanguage != null
&& availableLanguages.contains(userPreferredLanguage)
&& !selectedPreferredLanguages.contains(userPreferredLanguage)
&& textRendererIndex != RENDERER_UNAVAILABLE) {
trackSelector.setParameters(trackSelector.buildUponParameters()
.setPreferredTextLanguage(userPreferredLanguage)
.setRendererDisabled(textRendererIndex, false));
}
}
/**
@ -3668,41 +3661,45 @@ public final class Player implements
binding.subtitleView.setStyle(captionStyle);
}
private void onTextTracksChanged() {
final int textRenderer = getCaptionRendererIndex();
private void onTextTracksChanged(@NonNull final TracksInfo currentTrackInfo) {
if (binding == null) {
return;
}
if (trackSelector.getCurrentMappedTrackInfo() == null
|| textRenderer == RENDERER_UNAVAILABLE) {
|| !currentTrackInfo.isTypeSupportedOrEmpty(C.TRACK_TYPE_TEXT)) {
binding.captionTextView.setVisibility(View.GONE);
return;
}
final TrackGroupArray textTracks = trackSelector.getCurrentMappedTrackInfo()
.getTrackGroups(textRenderer);
// Extract all loaded languages
final List<String> availableLanguages = new ArrayList<>(textTracks.length);
for (int i = 0; i < textTracks.length; i++) {
final TrackGroup textTrack = textTracks.get(i);
final List<TracksInfo.TrackGroupInfo> textTracks = currentTrackInfo
.getTrackGroupInfos()
.stream()
.filter(trackGroupInfo -> C.TRACK_TYPE_TEXT == trackGroupInfo.getTrackType())
.collect(Collectors.toList());
final List<String> availableLanguages = new ArrayList<>(textTracks.size());
for (int i = 0; i < textTracks.size(); i++) {
final TrackGroup textTrack = textTracks.get(i).getTrackGroup();
if (textTrack.length > 0) {
availableLanguages.add(textTrack.getFormat(0).language);
}
}
// Normalize mismatching language strings
final String preferredLanguage = trackSelector.getParameters()
.preferredTextLanguages.stream().findFirst().orElse(null);
// Find selected text track
final Optional<Format> selectedTracks = textTracks.stream()
.filter(TracksInfo.TrackGroupInfo::isSelected)
.filter(info -> info.getTrackGroup().length >= 1)
.map(info -> info.getTrackGroup().getFormat(0))
.findFirst();
// Build UI
buildCaptionMenu(availableLanguages);
if (trackSelector.getParameters().getRendererDisabled(textRenderer)
|| preferredLanguage == null || (!availableLanguages.contains(preferredLanguage)
&& !containsCaseInsensitive(availableLanguages, preferredLanguage))) {
if (trackSelector.getParameters().getRendererDisabled(getCaptionRendererIndex())
|| !selectedTracks.isPresent()) {
binding.captionTextView.setText(R.string.caption_none);
} else {
binding.captionTextView.setText(preferredLanguage);
binding.captionTextView.setText(selectedTracks.get().language);
}
binding.captionTextView.setVisibility(
availableLanguages.isEmpty() ? View.GONE : View.VISIBLE);