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[android] Added Vorbis Comments and QuickTime metadata support
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179 changes: 179 additions & 0 deletions
179
android/src/main/java/com/guichaguri/trackplayer/service/player/SourceMetadata.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,179 @@ | ||
| package com.guichaguri.trackplayer.service.player; | ||
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| import com.google.android.exoplayer2.extractor.mp4.MdtaMetadataEntry; | ||
| import com.google.android.exoplayer2.metadata.Metadata; | ||
| import com.google.android.exoplayer2.metadata.flac.VorbisComment; | ||
| import com.google.android.exoplayer2.metadata.icy.IcyHeaders; | ||
| import com.google.android.exoplayer2.metadata.icy.IcyInfo; | ||
| import com.google.android.exoplayer2.metadata.id3.TextInformationFrame; | ||
| import com.google.android.exoplayer2.metadata.id3.UrlLinkFrame; | ||
| import com.guichaguri.trackplayer.service.MusicManager; | ||
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| public class SourceMetadata { | ||
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| /** | ||
| * Reads metadata and triggers the metadata-received event | ||
| */ | ||
| public static void handleMetadata(MusicManager manager, Metadata metadata) { | ||
| handleId3Metadata(manager, metadata); | ||
| handleIcyMetadata(manager, metadata); | ||
| handleVorbisCommentMetadata(manager, metadata); | ||
| handleQuickTimeMetadata(manager, metadata); | ||
| } | ||
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| /** | ||
| * ID3 Metadata (MP3) | ||
| * | ||
| * https://en.wikipedia.org/wiki/ID3 | ||
| */ | ||
| private static void handleId3Metadata(MusicManager manager, Metadata metadata) { | ||
| String title = null, url = null, artist = null, album = null, date = null, genre = null; | ||
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| for(int i = 0; i < metadata.length(); i++) { | ||
| Metadata.Entry entry = metadata.get(i); | ||
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| if (entry instanceof TextInformationFrame) { | ||
| // ID3 text tag | ||
| TextInformationFrame id3 = (TextInformationFrame) entry; | ||
| String id = id3.id.toUpperCase(); | ||
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| if (id.equals("TIT2") || id.equals("TT2")) { | ||
| title = id3.value; | ||
| } else if (id.equals("TALB") || id.equals("TOAL") || id.equals("TAL")) { | ||
| album = id3.value; | ||
| } else if (id.equals("TOPE") || id.equals("TPE1") || id.equals("TP1")) { | ||
| artist = id3.value; | ||
| } else if (id.equals("TDRC") || id.equals("TOR")) { | ||
| date = id3.value; | ||
| } else if (id.equals("TCON") || id.equals("TCO")) { | ||
| genre = id3.value; | ||
| } | ||
|
|
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| } else if (entry instanceof UrlLinkFrame) { | ||
| // ID3 URL tag | ||
| UrlLinkFrame id3 = (UrlLinkFrame) entry; | ||
| String id = id3.id.toUpperCase(); | ||
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| if (id.equals("WOAS") || id.equals("WOAF") || id.equals("WOAR") || id.equals("WAR")) { | ||
| url = id3.url; | ||
| } | ||
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| } | ||
| } | ||
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| if (title != null || url != null || artist != null || album != null || date != null || genre != null) { | ||
| manager.onMetadataReceived("id3", title, url, artist, album, date, genre); | ||
| } | ||
| } | ||
|
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| /** | ||
| * Shoutcast / Icecast metadata (ICY protocol) | ||
| * | ||
| * https://cast.readme.io/docs/icy | ||
| */ | ||
| private static void handleIcyMetadata(MusicManager manager, Metadata metadata) { | ||
| for (int i = 0; i < metadata.length(); i++) { | ||
| Metadata.Entry entry = metadata.get(i); | ||
|
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| if(entry instanceof IcyHeaders) { | ||
| // ICY headers | ||
| IcyHeaders icy = (IcyHeaders)entry; | ||
|
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| manager.onMetadataReceived("icy-headers", icy.name, icy.url, null, null, null, icy.genre); | ||
|
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| } else if(entry instanceof IcyInfo) { | ||
| // ICY data | ||
| IcyInfo icy = (IcyInfo)entry; | ||
|
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| String artist, title; | ||
| int index = icy.title == null ? -1 : icy.title.indexOf(" - "); | ||
|
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| if (index != -1) { | ||
| artist = icy.title.substring(0, index); | ||
| title = icy.title.substring(index + 3); | ||
| } else { | ||
| artist = null; | ||
| title = icy.title; | ||
| } | ||
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| manager.onMetadataReceived("icy", title, icy.url, artist, null, null, null); | ||
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| } | ||
| } | ||
| } | ||
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| /** | ||
| * Vorbis Comments (Vorbis, FLAC, Opus, Speex, Theora) | ||
| * | ||
| * https://xiph.org/vorbis/doc/v-comment.html | ||
| */ | ||
| private static void handleVorbisCommentMetadata(MusicManager manager, Metadata metadata) { | ||
| String title = null, url = null, artist = null, album = null, date = null, genre = null; | ||
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| for (int i = 0; i < metadata.length(); i++) { | ||
| Metadata.Entry entry = metadata.get(i); | ||
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| if (!(entry instanceof VorbisComment)) continue; | ||
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| VorbisComment comment = (VorbisComment) entry; | ||
| String key = comment.key; | ||
|
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| if (key.equals("TITLE")) { | ||
| title = comment.value; | ||
| } else if (key.equals("ARTIST")) { | ||
| artist = comment.value; | ||
| } else if (key.equals("ALBUM")) { | ||
| album = comment.value; | ||
| } else if (key.equals("DATE")) { | ||
| date = comment.value; | ||
| } else if (key.equals("GENRE")) { | ||
| genre = comment.value; | ||
| } else if (key.equals("URL")) { | ||
| url = comment.value; | ||
| } | ||
| } | ||
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| if (title != null || url != null || artist != null || album != null || date != null || genre != null) { | ||
| manager.onMetadataReceived("vorbis-comment", title, url, artist, album, date, genre); | ||
| } | ||
| } | ||
|
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| /** | ||
| * QuickTime MDTA metadata (mov, qt) | ||
| * | ||
| * https://developer.apple.com/library/archive/documentation/QuickTime/QTFF/Metadata/Metadata.html | ||
| */ | ||
| private static void handleQuickTimeMetadata(MusicManager manager, Metadata metadata) { | ||
| String title = null, artist = null, album = null, date = null, genre = null; | ||
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| for (int i = 0; i < metadata.length(); i++) { | ||
| Metadata.Entry entry = metadata.get(i); | ||
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| if (!(entry instanceof MdtaMetadataEntry)) continue; | ||
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| MdtaMetadataEntry mdta = (MdtaMetadataEntry) entry; | ||
| String key = mdta.key; | ||
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| try { | ||
| if (key.equals("com.apple.quicktime.title")) { | ||
| title = new String(mdta.value, "UTF-8"); | ||
| } else if (key.equals("com.apple.quicktime.artist")) { | ||
| artist = new String(mdta.value, "UTF-8"); | ||
| } else if (key.equals("com.apple.quicktime.album")) { | ||
| album = new String(mdta.value, "UTF-8"); | ||
| } else if (key.equals("com.apple.quicktime.creationdate")) { | ||
| date = new String(mdta.value, "UTF-8"); | ||
| } else if (key.equals("com.apple.quicktime.genre")) { | ||
| genre = new String(mdta.value, "UTF-8"); | ||
| } | ||
| } catch(Exception ex) { | ||
| // Ignored | ||
| } | ||
| } | ||
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| if (title != null || artist != null || album != null || date != null || genre != null) { | ||
| manager.onMetadataReceived("quicktime", title, null, artist, album, date, genre); | ||
| } | ||
| } | ||
|
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| } |
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