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Use Comparator factory methods in ListHelper.

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This commit is contained in:
Isira Seneviratne 2022-08-03 04:38:47 +05:30
parent 1a8f396e77
commit 059cfcbad2
1 changed files with 12 additions and 50 deletions
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62
app/src/main/java/org/schabi/newpipe/util/ListHelper.java
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@ -343,7 +343,10 @@ public final class ListHelper {
*/ */
private static List<VideoStream> sortStreamList(final List<VideoStream> videoStreams, private static List<VideoStream> sortStreamList(final List<VideoStream> videoStreams,
final boolean ascendingOrder) { final boolean ascendingOrder) {
final Comparator<VideoStream> comparator = ListHelper::compareVideoStreamResolution; // Compares the quality of two video streams.
final Comparator<VideoStream> comparator = Comparator.nullsLast(Comparator
.comparing(VideoStream::getResolution, ListHelper::compareVideoStreamResolution)
.thenComparingInt(s -> VIDEO_FORMAT_QUALITY_RANKING.indexOf(s.getFormat())));
Collections.sort(videoStreams, ascendingOrder ? comparator : comparator.reversed()); Collections.sort(videoStreams, ascendingOrder ? comparator : comparator.reversed());
return videoStreams; return videoStreams;
} }
@ -360,8 +363,7 @@ public final class ListHelper {
@Nullable final List<AudioStream> audioStreams) { @Nullable final List<AudioStream> audioStreams) {
return getAudioIndexByHighestRank(format, audioStreams, return getAudioIndexByHighestRank(format, audioStreams,
// Compares descending (last = highest rank) // Compares descending (last = highest rank)
(s1, s2) -> compareAudioStreamBitrate(s1, s2, AUDIO_FORMAT_QUALITY_RANKING) getAudioStreamComparator(AUDIO_FORMAT_QUALITY_RANKING));
);
} }
/** /**
@ -374,11 +376,15 @@ public final class ListHelper {
*/ */
static int getMostCompactAudioIndex(@Nullable final MediaFormat format, static int getMostCompactAudioIndex(@Nullable final MediaFormat format,
@Nullable final List<AudioStream> audioStreams) { @Nullable final List<AudioStream> audioStreams) {
return getAudioIndexByHighestRank(format, audioStreams, return getAudioIndexByHighestRank(format, audioStreams,
// The "-" is important -> Compares ascending (first = highest rank) // The "-" is important -> Compares ascending (first = highest rank)
(s1, s2) -> -compareAudioStreamBitrate(s1, s2, AUDIO_FORMAT_EFFICIENCY_RANKING) getAudioStreamComparator(AUDIO_FORMAT_EFFICIENCY_RANKING).reversed());
); }
private static Comparator<AudioStream> getAudioStreamComparator(
final List<MediaFormat> formatRanking) {
return Comparator.nullsLast(Comparator.comparingInt(AudioStream::getAverageBitrate))
.thenComparingInt(stream -> formatRanking.indexOf(stream.getFormat()));
} }
/** /**
@ -544,28 +550,6 @@ public final class ListHelper {
return format; return format;
} }
// Compares the quality of two audio streams
private static int compareAudioStreamBitrate(final AudioStream streamA,
final AudioStream streamB,
final List<MediaFormat> formatRanking) {
if (streamA == null) {
return -1;
}
if (streamB == null) {
return 1;
}
if (streamA.getAverageBitrate() < streamB.getAverageBitrate()) {
return -1;
}
if (streamA.getAverageBitrate() > streamB.getAverageBitrate()) {
return 1;
}
// Same bitrate and format
return formatRanking.indexOf(streamA.getFormat())
- formatRanking.indexOf(streamB.getFormat());
}
private static int compareVideoStreamResolution(@NonNull final String r1, private static int compareVideoStreamResolution(@NonNull final String r1,
@NonNull final String r2) { @NonNull final String r2) {
try { try {
@ -582,28 +566,6 @@ public final class ListHelper {
} }
} }
// Compares the quality of two video streams.
private static int compareVideoStreamResolution(final VideoStream streamA,
final VideoStream streamB) {
if (streamA == null) {
return -1;
}
if (streamB == null) {
return 1;
}
final int resComp = compareVideoStreamResolution(streamA.getResolution(),
streamB.getResolution());
if (resComp != 0) {
return resComp;
}
// Same bitrate and format
return ListHelper.VIDEO_FORMAT_QUALITY_RANKING.indexOf(streamA.getFormat())
- ListHelper.VIDEO_FORMAT_QUALITY_RANKING.indexOf(streamB.getFormat());
}
private static boolean isLimitingDataUsage(final Context context) { private static boolean isLimitingDataUsage(final Context context) {
return getResolutionLimit(context) != null; return getResolutionLimit(context) != null;
} }