public String getKeyStart() {
String start_key = null;
// txxx start key
FrameBodyTXXX txxx_frame = getTXXXFrame(TXXX_KEY_START);
if (txxx_frame != null) {
start_key = txxx_frame.getText();
}
if (StringUtil.isValid(start_key)) return start_key;
// tkey
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_KEY);
if (frame != null) {
FrameBodyTKEY frame_body = (FrameBodyTKEY) frame.getBody();
if (frame_body != null) {
start_key = frame_body.getText();
}
}
}
// txxx key/initialkey/fkey
txxx_frame = getTXXXFrame(TXXX_KEY);
if (txxx_frame != null) {
start_key = txxx_frame.getText();
}
if (StringUtil.isValid(start_key)) return start_key;
txxx_frame = getTXXXFrame(TXXX_KEY_INITIAL);
if (txxx_frame != null) {
start_key = txxx_frame.getText();
}
if (StringUtil.isValid(start_key)) return start_key;
txxx_frame = getTXXXFrame(TXXX_KEY_FINALSCRATCH);
if (txxx_frame != null) {
start_key = txxx_frame.getText();
}
return start_key;
}
public String getTime() {
String time = null;
FrameBodyTXXX txxx_frame = getTXXXFrame(TXXX_TIME);
if (txxx_frame != null) {
time = txxx_frame.getText();
}
if (StringUtil.isValid(time)) return time;
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_LENGTH);
if (frame != null) {
FrameBodyTLEN frame_body = (FrameBodyTLEN) frame.getBody();
if (frame_body != null) {
try {
int milliseconds = Integer.parseInt(frame_body.getText());
time = StringUtil.seconds_to_time(milliseconds / 1000);
} catch (Exception e) {
log.error("getTime(): error getting length=", e);
}
}
}
if (StringUtil.isValid(time)) return time;
frame = getFrame(FRAME_TIME);
if (frame != null) {
FrameBodyTIME frame_body = (FrameBodyTIME) frame.getBody();
if (frame_body != null) {
time = frame_body.getText();
}
}
}
return time;
}
public String getArtist() {
String artist = null;
// lead performer
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_LEAD_PERFORMER);
if (frame != null) {
FrameBodyTPE1 frameBody = (FrameBodyTPE1) frame.getBody();
artist = frameBody.getText();
}
if (StringUtil.isValid(artist)) return artist;
}
if (id3v1 != null) {
artist = getFirstValue(id3v1.getArtist());
if (StringUtil.isValid(artist)) return artist;
}
if (id3v2 != null) {
// composer
AbstractID3v2Frame frame = getFrame(FRAME_COMPOSER);
if (frame != null) {
FrameBodyTCOM frameBody = (FrameBodyTCOM) frame.getBody();
artist = frameBody.getText();
}
if (StringUtil.isValid(artist)) return artist;
// original performer
frame = getFrame(FRAME_ORIGINAL_PERFORMER);
if (frame != null) {
FrameBodyTOPE frameBody = (FrameBodyTOPE) frame.getBody();
artist = frameBody.getText();
}
}
return artist;
}
public String getTrack() {
String track = null;
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_TRACK);
if (frame != null) {
FrameBodyTRCK frameBody = (FrameBodyTRCK) frame.getBody();
track = frameBody.getText();
}
}
if (StringUtil.isValid(track)) return track;
if (id3v11 != null) {
track = getFirstValue(id3v11.getTrack());
}
return track;
}
public String getTitle() {
String title = null;
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_TITLE);
if (frame != null) {
FrameBodyTIT2 frameBody = (FrameBodyTIT2) frame.getBody();
title = frameBody.getText();
}
if (StringUtil.isValid(title)) return title;
}
if (id3v1 != null) {
title = getFirstValue(id3v1.getTitle());
}
return title;
}
public String getComments() {
String comments = null;
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_COMMENTS);
if (frame != null) {
FrameBodyCOMM frameBody = (FrameBodyCOMM) frame.getBody();
comments = frameBody.getText();
}
if (StringUtil.isValid(comments)) return comments;
}
if (id3v1 != null) {
comments = getFirstValue(id3v1.getComment());
}
return comments;
}
public String getAlbum() {
String album = null;
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_ALBUM);
if (frame != null) {
FrameBodyTALB frameBody = (FrameBodyTALB) frame.getBody();
album = frameBody.getText();
}
if (StringUtil.isValid(album)) return album;
}
if (id3v1 != null) {
album = getFirstValue(id3v1.getAlbum());
}
return album;
}
public String getGenre() {
String genre = null;
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_GENRE);
if (frame != null) {
FrameBodyTCON frame_body = (FrameBodyTCON) frame.getBody();
if (frame_body != null) {
genre = frame_body.getText();
}
}
if (StringUtil.isValid(genre)) return genre;
}
if (id3v1 != null) {
genre = getFirstValue(id3v1.getGenre());
}
return genre;
}
public String getYear() {
String year = null;
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_YEAR);
if (frame != null) {
if (frame.getBody() instanceof FrameBodyTYER) {
FrameBodyTYER frameBody = (FrameBodyTYER) frame.getBody();
year = frameBody.getText();
} else {
log.trace("getYear(): frame=" + frame + ", class=" + frame.getBody().getClass());
}
}
if (StringUtil.isValid(year)) return year;
}
if (id3v1 != null) {
year = getFirstValue(id3v1.getYear());
}
return year;
}
public Float getReplayGain() {
Float replayGain = null;
try {
FrameBodyTXXX txxx_frame = getTXXXFrame(TXXX_REPLAYGAIN_TRACK_GAIN);
if (txxx_frame != null) {
String replayGainStr = txxx_frame.getText();
replayGain = StringUtil.parseNumericalPrefix(replayGainStr);
if (log.isTraceEnabled())
log.trace("getReplaygain(): " + TXXX_REPLAYGAIN_TRACK_GAIN + "=" + replayGain);
}
} catch (Exception e) {
log.debug("getReplayGain(): error", e);
}
if (replayGain == null) {
if (id3v2 != null) {
AbstractID3v2Frame frame = getFrame(FRAME_REPLAYGAIN);
if (frame != null) {
FrameBodyRVA2 frame_body = (FrameBodyRVA2) frame.getBody();
if (frame_body != null) {
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
frame_body.write(outputStream);
if (log.isTraceEnabled())
log.trace(
"getReplayGain(): decode_rva2_gain="
+ decode_rva2_gain(outputStream.toByteArray()));
}
}
if (replayGain == null) {
frame = getFrame(FRAME_REPLAY_VOLUME_ADJUST);
if (frame != null) {
FrameBodyRVAD frame_body = (FrameBodyRVAD) frame.getBody();
if (frame_body != null) {}
}
}
}
}
return replayGain;
}
