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Clean up a bit the jaudiotagger wrapper

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- ID3v24 are now fully supported by jaudiotagger,
  there is no need to have special code to handle
  them
- Inline a couple of one-line'n'useless methods
- Replace isImageAvailable with getArtwork
- Make some methods static
- Specialise some exceptions
master
jvoisin 5 years ago committed by GitHub
parent 03a607d659
commit a13552b6f5
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2 changed files with 46 additions and 132 deletions
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  1. 6
      airsonic-main/src/main/java/org/airsonic/player/service/MediaFileService.java
  2. 172
      airsonic-main/src/main/java/org/airsonic/player/service/metadata/JaudiotaggerParser.java

6
airsonic-main/src/main/java/org/airsonic/player/service/MediaFileService.java
Unescape View File

@ -624,11 +624,7 @@ public class MediaFileService {
// Look for embedded images in audiofiles. (Only check first audio file encountered).
for (File candidate : candidates) {
if (parser.isApplicable(candidate)) {
if (parser.isImageAvailable(getMediaFile(candidate))) {
return candidate;
} else {
return null;
}
return JaudiotaggerParser.getArtwork(getMediaFile(candidate)) != null ? candidate : null;
}
}
return null;

172
airsonic-main/src/main/java/org/airsonic/player/service/metadata/JaudiotaggerParser.java
Unescape View File

@ -27,10 +27,8 @@ import org.jaudiotagger.audio.AudioFile;
import org.jaudiotagger.audio.AudioFileIO;
import org.jaudiotagger.audio.AudioHeader;
import org.jaudiotagger.tag.FieldKey;
import org.jaudiotagger.tag.KeyNotFoundException;
import org.jaudiotagger.tag.Tag;
import org.jaudiotagger.tag.id3.AbstractID3Tag;
import org.jaudiotagger.tag.id3.ID3v24Frames;
import org.jaudiotagger.tag.id3.ID3v24Tag;
import org.jaudiotagger.tag.images.Artwork;
import org.jaudiotagger.tag.reference.GenreTypes;
import org.slf4j.Logger;
@ -38,7 +36,6 @@ import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.annotation.Order;
import org.springframework.stereotype.Service;
import org.springframework.util.ObjectUtils;
import java.io.File;
import java.util.SortedSet;
@ -71,7 +68,7 @@ public class JaudiotaggerParser extends MetaDataParser {
static {
try {
LogManager.getLogManager().reset();
} catch (Throwable x) {
} catch (SecurityException x) {
LOG.warn("Failed to turn off logging from Jaudiotagger.", x);
}
}
@ -79,7 +76,6 @@ public class JaudiotaggerParser extends MetaDataParser {
/**
* Parses meta data for the given music file. No guessing or reformatting is done.
*
*
* @param file The music file to parse.
* @return Meta data for the file.
*/
@ -87,106 +83,50 @@ public class JaudiotaggerParser extends MetaDataParser {
public MetaData getRawMetaData(File file) {
MetaData metaData = new MetaData();
AudioFile audioFile;
try {
AudioFile audioFile = AudioFileIO.read(file);
Tag tag = audioFile.getTag();
if (tag != null) {
metaData.setAlbumName(getTagField(tag, FieldKey.ALBUM));
metaData.setTitle(getTagField(tag, FieldKey.TITLE));
metaData.setYear(parseYear(getTagField(tag, FieldKey.YEAR)));
metaData.setGenre(mapGenre(getTagField(tag, FieldKey.GENRE)));
metaData.setDiscNumber(parseInteger(getTagField(tag, FieldKey.DISC_NO)));
metaData.setTrackNumber(parseTrackNumber(getTagField(tag, FieldKey.TRACK)));
metaData.setMusicBrainzReleaseId(getTagField(tag, FieldKey.MUSICBRAINZ_RELEASEID));
metaData.setMusicBrainzRecordingId(getTagField(tag, FieldKey.MUSICBRAINZ_TRACK_ID));
metaData.setArtist(getTagField(tag, FieldKey.ARTIST));
metaData.setAlbumArtist(getTagField(tag, FieldKey.ALBUM_ARTIST));
if (tag instanceof AbstractID3Tag && 0 < audioFile.getTag().getFieldCount()) {
AbstractID3Tag id3Tag = (AbstractID3Tag)tag;
if (ID3v24Tag.RELEASE == id3Tag.getRelease()
&& ID3v24Tag.MAJOR_VERSION == id3Tag.getMajorVersion()
&& ID3v24Tag.REVISION == id3Tag.getRevision()) {
audioFile.getTag().getFields().forEachRemaining(f -> {
switch (f.getId()) {
case ID3v24Frames.FRAME_ID_ALBUM:
if (StringUtils.isBlank(metaData.getAlbumName())) {
metaData.setAlbumName(f.toString());
}
break;
case ID3v24Frames.FRAME_ID_TITLE:
if (StringUtils.isBlank(metaData.getTitle())) {
metaData.setTitle(f.toString());
}
break;
case ID3v24Frames.FRAME_ID_YEAR:
if (ObjectUtils.isEmpty(metaData.getYear())) {
metaData.setYear(parseYear(f.toString()));
}
break;
case ID3v24Frames.FRAME_ID_GENRE:
if (StringUtils.isBlank(metaData.getGenre())) {
metaData.setGenre(mapGenre(f.toString()));
}
break;
case ID3v24Frames.FRAME_ID_SET:
if (ObjectUtils.isEmpty(metaData.getDiscNumber())) {
metaData.setDiscNumber(parseInteger(f.toString()));
}
break;
case ID3v24Frames.FRAME_ID_TRACK:
if (ObjectUtils.isEmpty(metaData.getTrackNumber())) {
metaData.setTrackNumber(parseTrackNumber(f.toString()));
}
break;
case ID3v24Frames.FRAME_ID_ARTIST:
if (StringUtils.isBlank(metaData.getArtist())) {
metaData.setArtist(f.toString());
}
break;
case ID3v24Frames.FRAME_ID_ACCOMPANIMENT:
if (StringUtils.isBlank(metaData.getAlbumArtist())) {
metaData.setAlbumArtist(f.toString());
}
break;
default:
break;
}
});
}
}
if (StringUtils.isBlank(metaData.getArtist())) {
metaData.setArtist(metaData.getAlbumArtist());
}
if (StringUtils.isBlank(metaData.getAlbumArtist())) {
metaData.setAlbumArtist(metaData.getArtist());
}
audioFile = AudioFileIO.read(file);
} catch (Throwable x) {
LOG.warn("Error when parsing tags in " + file, x);
return metaData;
}
Tag tag = audioFile.getTag();
if (tag != null) {
metaData.setAlbumArtist(getTagField(tag, FieldKey.ALBUM_ARTIST));
metaData.setAlbumName(getTagField(tag, FieldKey.ALBUM));
metaData.setArtist(getTagField(tag, FieldKey.ARTIST));
metaData.setDiscNumber(parseInteger(getTagField(tag, FieldKey.DISC_NO)));
metaData.setGenre(mapGenre(getTagField(tag, FieldKey.GENRE)));
metaData.setMusicBrainzRecordingId(getTagField(tag, FieldKey.MUSICBRAINZ_TRACK_ID));
metaData.setMusicBrainzReleaseId(getTagField(tag, FieldKey.MUSICBRAINZ_RELEASEID));
metaData.setTitle(getTagField(tag, FieldKey.TITLE));
metaData.setTrackNumber(parseIntegerPattern(getTagField(tag, FieldKey.TRACK), TRACK_NUMBER_PATTERN));
metaData.setYear(parseIntegerPattern(getTagField(tag, FieldKey.YEAR), YEAR_NUMBER_PATTERN));
if (StringUtils.isBlank(metaData.getArtist())) {
metaData.setArtist(metaData.getAlbumArtist());
}
AudioHeader audioHeader = audioFile.getAudioHeader();
if (audioHeader != null) {
metaData.setVariableBitRate(audioHeader.isVariableBitRate());
metaData.setBitRate((int) audioHeader.getBitRateAsNumber());
metaData.setDurationSeconds(audioHeader.getTrackLength());
if (StringUtils.isBlank(metaData.getAlbumArtist())) {
metaData.setAlbumArtist(metaData.getArtist());
}
}
} catch (Throwable x) {
LOG.warn("Error when parsing tags in " + file, x);
AudioHeader audioHeader = audioFile.getAudioHeader();
if (audioHeader != null) {
metaData.setVariableBitRate(audioHeader.isVariableBitRate());
metaData.setBitRate((int) audioHeader.getBitRateAsNumber());
metaData.setDurationSeconds(audioHeader.getTrackLength());
}
return metaData;
}
private String getTagField(Tag tag, FieldKey fieldKey) {
private static String getTagField(Tag tag, FieldKey fieldKey) {
try {
return StringUtils.trimToNull(tag.getFirst(fieldKey));
} catch (Exception x) {
} catch (KeyNotFoundException x) {
// Ignored.
return null;
}
@ -196,14 +136,14 @@ public class JaudiotaggerParser extends MetaDataParser {
* Returns all tags supported by id3v1.
*/
public static SortedSet<String> getID3V1Genres() {
return new TreeSet<String>(GenreTypes.getInstanceOf().getAlphabeticalValueList());
return new TreeSet<>(GenreTypes.getInstanceOf().getAlphabeticalValueList());
}
/**
* Sometimes the genre is returned as "(17)" or "(17)Rock", instead of "Rock". This method
* maps the genre ID to the corresponding text.
*/
private String mapGenre(String genre) {
private static String mapGenre(String genre) {
if (genre == null) {
return null;
}
@ -217,19 +157,7 @@ public class JaudiotaggerParser extends MetaDataParser {
return genre;
}
/**
* Parses the track number from the given string. Also supports
* track numbers on the form "4/12".
*/
private Integer parseTrackNumber(String trackNumber) {
return parseIntegerPattern(trackNumber, TRACK_NUMBER_PATTERN);
}
private Integer parseYear(String year) {
return parseIntegerPattern(year, YEAR_NUMBER_PATTERN);
}
private Integer parseIntegerPattern(String str, Pattern pattern) {
private static Integer parseIntegerPattern(String str, Pattern pattern) {
if (str == null) {
return null;
}
@ -258,9 +186,8 @@ public class JaudiotaggerParser extends MetaDataParser {
return result;
}
private Integer parseInteger(String s) {
s = StringUtils.trimToNull(s);
return parseIntegerPattern(s, null);
private static Integer parseInteger(String s) {
return parseIntegerPattern(StringUtils.trimToNull(s), null);
}
/**
@ -350,24 +277,15 @@ public class JaudiotaggerParser extends MetaDataParser {
"wma".equals(format);
}
/**
* Returns whether cover art image data is available in the given file.
*
* @param file The music file.
* @return Whether cover art image data is available.
*/
public boolean isImageAvailable(MediaFile file) {
public static Artwork getArtwork(MediaFile file) {
AudioFile audioFile;
try {
return getArtwork(file) != null;
} catch (Throwable x) {
LOG.warn("Failed to find cover art tag in " + file, x);
return false;
audioFile = AudioFileIO.read(file.getFile());
} catch (Exception e) {
LOG.info("Failed to find cover art tag in " + file, e);
return null;
}
}
public Artwork getArtwork(MediaFile file) throws Exception {
AudioFile audioFile = AudioFileIO.read(file.getFile());
Tag tag = audioFile.getTag();
return tag == null ? null : tag.getFirstArtwork();
}
}
}
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