Files
plezy/test/utils/codec_utils_test.dart
T
edde746 ce151a91e8 fix(player): show AAC instead of mp4a.40.2 in ExoPlayer track labels
ExoPlayer reports RFC 6381 codec IDs (mp4a.40.2, ec-3, dtsc) where mpv
reports ffmpeg names, so the audio track picker and performance overlay
showed raw identifiers instead of friendly names on the ExoPlayer path.

Normalize RFC 6381 audio IDs in CodecUtils.formatAudioCodec, route the
performance overlay's audio codec through it, and cover the video IDs
(hvc1/hev1, av01, vp09) that fell through the overlay's matcher.

close #1899
2026-08-13 21:23:08 +02:00

228 lines
8.8 KiB
Dart

import 'package:flutter_test/flutter_test.dart';
import 'package:plezy/utils/codec_utils.dart';
void main() {
group('CodecUtils.getSubtitleExtension', () {
test('returns srt for null', () {
expect(CodecUtils.getSubtitleExtension(null), 'srt');
});
test('maps subrip/srt -> srt', () {
expect(CodecUtils.getSubtitleExtension('subrip'), 'srt');
expect(CodecUtils.getSubtitleExtension('SRT'), 'srt');
});
test('maps ass/ssa -> ass', () {
expect(CodecUtils.getSubtitleExtension('ass'), 'ass');
expect(CodecUtils.getSubtitleExtension('SSA'), 'ass');
});
test('maps webvtt/vtt -> vtt', () {
expect(CodecUtils.getSubtitleExtension('webvtt'), 'vtt');
expect(CodecUtils.getSubtitleExtension('VTT'), 'vtt');
});
test('maps mov_text -> srt', () {
expect(CodecUtils.getSubtitleExtension('mov_text'), 'srt');
});
test('maps pgs codecs -> sup', () {
expect(CodecUtils.getSubtitleExtension('pgs'), 'sup');
expect(CodecUtils.getSubtitleExtension('pgssub'), 'sup');
expect(CodecUtils.getSubtitleExtension('HDMV_PGS_SUBTITLE'), 'sup');
});
test('maps dvd/vobsub/dvb bitmap codecs -> sub', () {
expect(CodecUtils.getSubtitleExtension('dvd_subtitle'), 'sub');
expect(CodecUtils.getSubtitleExtension('dvdsub'), 'sub');
expect(CodecUtils.getSubtitleExtension('vobsub'), 'sub');
expect(CodecUtils.getSubtitleExtension('dvb_sub'), 'sub');
expect(CodecUtils.getSubtitleExtension('dvb_subtitle'), 'sub');
});
test('defaults to srt for unknown codec', () {
expect(CodecUtils.getSubtitleExtension('weirdcodec'), 'srt');
expect(CodecUtils.getSubtitleExtension(''), 'srt');
});
});
group('CodecUtils subtitle classification', () {
test('isTextSubtitleCodec recognizes text codecs only', () {
for (final codec in ['srt', 'subrip', 'ass', 'ssa', 'webvtt', 'vtt', 'mov_text', 'ASS']) {
expect(CodecUtils.isTextSubtitleCodec(codec), isTrue, reason: codec);
}
for (final codec in ['pgs', 'dvd_subtitle', 'vobsub', 'weird', null]) {
expect(CodecUtils.isTextSubtitleCodec(codec), isFalse, reason: '$codec');
}
});
test('isImageSubtitleCodec recognizes bitmap codecs only', () {
for (final codec in [
'pgs',
'pgssub',
'hdmv_pgs_subtitle',
'dvd_subtitle',
'dvdsub',
'vobsub',
'dvb_sub',
// Jellyfin's own spelling. The transcode profile asks it to burn `dvbsub`, so a picker that
// does not recognise the name never offers the track it just negotiated.
'dvbsub',
'dvb_subtitle',
'PGS',
]) {
expect(CodecUtils.isImageSubtitleCodec(codec), isTrue, reason: codec);
}
for (final codec in ['srt', 'ass', 'mov_text', 'weird', null]) {
expect(CodecUtils.isImageSubtitleCodec(codec), isFalse, reason: '$codec');
}
});
test('isTranscodableSubtitleCodec covers text and image, not unknown', () {
for (final codec in ['srt', 'ass', 'pgs', 'vobsub', 'dvd_subtitle']) {
expect(CodecUtils.isTranscodableSubtitleCodec(codec), isTrue, reason: codec);
}
expect(CodecUtils.isTranscodableSubtitleCodec('weird'), isFalse);
expect(CodecUtils.isTranscodableSubtitleCodec(null), isFalse);
});
});
group('CodecUtils.formatSubtitleCodec', () {
test('maps known codecs to friendly labels', () {
expect(CodecUtils.formatSubtitleCodec('subrip'), 'SRT');
expect(CodecUtils.formatSubtitleCodec('SUBRIP'), 'SRT');
expect(CodecUtils.formatSubtitleCodec('dvd_subtitle'), 'DVD');
expect(CodecUtils.formatSubtitleCodec('webvtt'), 'VTT');
expect(CodecUtils.formatSubtitleCodec('hdmv_pgs_subtitle'), 'PGS');
expect(CodecUtils.formatSubtitleCodec('mov_text'), 'MOV');
});
test('uppercases unknown codecs', () {
expect(CodecUtils.formatSubtitleCodec('foo'), 'FOO');
expect(CodecUtils.formatSubtitleCodec('ass'), 'ASS');
});
});
group('CodecUtils.formatVideoCodec', () {
test('h264 aliases -> H.264', () {
expect(CodecUtils.formatVideoCodec('h264'), 'H.264');
expect(CodecUtils.formatVideoCodec('avc1'), 'H.264');
expect(CodecUtils.formatVideoCodec('avc'), 'H.264');
expect(CodecUtils.formatVideoCodec('H264'), 'H.264');
});
test('hevc aliases -> HEVC', () {
expect(CodecUtils.formatVideoCodec('hevc'), 'HEVC');
expect(CodecUtils.formatVideoCodec('h265'), 'HEVC');
expect(CodecUtils.formatVideoCodec('hev1'), 'HEVC');
});
test('av1/vp8/vp9', () {
expect(CodecUtils.formatVideoCodec('av1'), 'AV1');
expect(CodecUtils.formatVideoCodec('vp8'), 'VP8');
expect(CodecUtils.formatVideoCodec('vp9'), 'VP9');
});
test('mpeg aliases', () {
expect(CodecUtils.formatVideoCodec('mpeg2video'), 'MPEG-2');
expect(CodecUtils.formatVideoCodec('mpeg2'), 'MPEG-2');
expect(CodecUtils.formatVideoCodec('mpeg4'), 'MPEG-4');
});
test('vc1', () {
expect(CodecUtils.formatVideoCodec('vc1'), 'VC-1');
});
test('unknown codec uppercases original input', () {
expect(CodecUtils.formatVideoCodec('foo'), 'FOO');
expect(CodecUtils.formatVideoCodec('Prores'), 'PRORES');
});
});
group('CodecUtils.formatAudioCodec', () {
test('common codecs', () {
expect(CodecUtils.formatAudioCodec('aac'), 'AAC');
expect(CodecUtils.formatAudioCodec('AAC'), 'AAC');
expect(CodecUtils.formatAudioCodec('ac3'), 'AC3');
expect(CodecUtils.formatAudioCodec('truehd'), 'TrueHD');
expect(CodecUtils.formatAudioCodec('flac'), 'FLAC');
expect(CodecUtils.formatAudioCodec('opus'), 'Opus');
expect(CodecUtils.formatAudioCodec('vorbis'), 'Vorbis');
});
test('eac3/ec3 -> E-AC3', () {
expect(CodecUtils.formatAudioCodec('eac3'), 'E-AC3');
expect(CodecUtils.formatAudioCodec('ec3'), 'E-AC3');
});
test('dts family', () {
expect(CodecUtils.formatAudioCodec('dts'), 'DTS');
expect(CodecUtils.formatAudioCodec('dca'), 'DTS');
expect(CodecUtils.formatAudioCodec('dtshd'), 'DTS-HD');
expect(CodecUtils.formatAudioCodec('dts-hd'), 'DTS-HD');
});
test('RFC 6381 codec IDs from ExoPlayer map to friendly names', () {
// AAC-LC as reported for MP4/HLS direct play (#1899).
expect(CodecUtils.formatAudioCodec('mp4a.40.2'), 'AAC');
expect(CodecUtils.formatAudioCodec('MP4A.40.2'), 'AAC');
expect(CodecUtils.formatAudioCodec('mp4a.40.5'), 'AAC');
expect(CodecUtils.formatAudioCodec('mp4a.40.29'), 'AAC');
expect(CodecUtils.formatAudioCodec('mp4a'), 'AAC');
// MPEG layer audio object types under the mp4a prefix.
expect(CodecUtils.formatAudioCodec('mp4a.69'), 'MP3');
expect(CodecUtils.formatAudioCodec('mp4a.6B'), 'MP3');
// Dolby and DTS sample entry names.
expect(CodecUtils.formatAudioCodec('ac-3'), 'AC3');
expect(CodecUtils.formatAudioCodec('ec-3'), 'E-AC3');
expect(CodecUtils.formatAudioCodec('ac-4'), 'AC4');
expect(CodecUtils.formatAudioCodec('ac-4.02.01.01'), 'AC4');
expect(CodecUtils.formatAudioCodec('mlpa'), 'TrueHD');
expect(CodecUtils.formatAudioCodec('dtsc'), 'DTS');
expect(CodecUtils.formatAudioCodec('dtse'), 'DTS');
expect(CodecUtils.formatAudioCodec('dtsh'), 'DTS-HD');
expect(CodecUtils.formatAudioCodec('dtsl'), 'DTS-HD');
expect(CodecUtils.formatAudioCodec('dtsx'), 'DTS:X');
});
test('mp3 aliases', () {
expect(CodecUtils.formatAudioCodec('mp3'), 'MP3');
expect(CodecUtils.formatAudioCodec('mp3float'), 'MP3');
});
test('pcm aliases', () {
expect(CodecUtils.formatAudioCodec('pcm'), 'PCM');
expect(CodecUtils.formatAudioCodec('pcm_s16le'), 'PCM');
expect(CodecUtils.formatAudioCodec('pcm_s24le'), 'PCM');
});
test('unknown codec uppercases original input', () {
expect(CodecUtils.formatAudioCodec('alac'), 'ALAC');
expect(CodecUtils.formatAudioCodec('weird'), 'WEIRD');
});
});
group('CodecUtils.formatAudioChannels', () {
test('maps counts to layout names', () {
expect(CodecUtils.formatAudioChannels(1), 'Mono');
expect(CodecUtils.formatAudioChannels(2), 'Stereo');
expect(CodecUtils.formatAudioChannels(3), '3.0');
expect(CodecUtils.formatAudioChannels(4), '4.0');
expect(CodecUtils.formatAudioChannels(5), '4.1');
expect(CodecUtils.formatAudioChannels(6), '5.1');
expect(CodecUtils.formatAudioChannels(7), '6.1');
expect(CodecUtils.formatAudioChannels(8), '7.1');
});
test('falls back to Nch above 8 channels', () {
expect(CodecUtils.formatAudioChannels(10), '10ch');
});
test('returns null for null and non-positive counts', () {
expect(CodecUtils.formatAudioChannels(null), null);
expect(CodecUtils.formatAudioChannels(0), null);
expect(CodecUtils.formatAudioChannels(-1), null);
});
});
}