QString FileHelper::extractFlacFeature(const QString &featureToExtract) const
{
QString feature;
if (TagLib::FLAC::File *flacFile = static_cast<TagLib::FLAC::File*>(_file)) {
if (flacFile->ID3v2Tag()) {
QString key = this->convertKeyToID3v2Key(featureToExtract);
TagLib::ID3v2::FrameList l = flacFile->ID3v2Tag()->frameListMap()[key.toStdString().data()];
// Fallback to the generic map in case we didn't find the matching key
if (l.isEmpty()) {
TagLib::StringList list = flacFile->properties()[featureToExtract.toStdString()];
if (!list.isEmpty()) {
feature = list.front().toCString(true);
}
} else {
feature = QString(l.front()->toString().toCString(true));
}
} else if (flacFile->ID3v1Tag()) {
qDebug() << Q_FUNC_INFO << "Not yet implemented for ID3v1Tag FLAC file";
} else if (flacFile->xiphComment()) {
const TagLib::Ogg::FieldListMap map = flacFile->xiphComment()->fieldListMap();
if (!map[featureToExtract.toStdString().data()].isEmpty()) {
feature = QString(map[featureToExtract.toStdString().data()].front().toCString(true));
}
}
}
return feature;
}
/** Convert the existing rating number into a smaller range from 1 to 5. */
int FileHelper::rating() const
{
int r = -1;
/// TODO other types?
switch (_fileType) {
case EXT_MP3: {
TagLib::MPEG::File *mpegFile = static_cast<TagLib::MPEG::File*>(_file);
if (mpegFile && mpegFile->hasID3v2Tag()) {
r = this->ratingForID3v2(mpegFile->ID3v2Tag());
}
break;
}
case EXT_FLAC: {
if (TagLib::FLAC::File *flacFile = static_cast<TagLib::FLAC::File*>(_file)) {
if (flacFile->hasID3v2Tag()) {
r = this->ratingForID3v2(flacFile->ID3v2Tag());
} else if (flacFile->hasID3v1Tag()) {
qDebug() << Q_FUNC_INFO << "Not implemented (FLAC ID3v1)";
} else if (flacFile->hasXiphComment()) {
TagLib::StringList list = flacFile->xiphComment()->fieldListMap()["RATING"];
if (!list.isEmpty()) {
r = list.front().toInt();
}
}
}
break;
}
default:
break;
}
return r;
}
int meta_addTag(char* filename, TagLib::String tag)
{
TagLib::StringList tags;
if (meta_getTags(filename, &tags) != EXIT_SUCCESS)
return EXIT_FAILURE;
tags.append(optarg);
return meta_setTags(filename, tags);
}
int MetaDSF::setTag(const TagLib::String &key, const TagLib::String &val,
bool replace)
{
TagLib::StringList vals;
vals.append(val);
return setTag(key, vals, replace);
}
int meta_delTag(char* filename, TagLib::String tag)
{
TagLib::StringList tags;
if (meta_getTags(filename, &tags) != EXIT_SUCCESS)
return EXIT_FAILURE;
TagLib::StringList::Iterator it = tags.find(tag);
if (it != tags.end())
tags.erase(it);
return meta_setTags(filename, tags);
}
QString FileHelper::extractGenericFeature(const QString &featureToExtract) const
{
QString feature;
TagLib::PropertyMap p = _file->properties();
if (p.contains(featureToExtract.toStdString().data())) {
TagLib::StringList list = p[featureToExtract.toStdString().data()];
if (!list.isEmpty()) {
feature = list.front().toCString(true);
}
}
return feature;
}
QStringList
MetaBundle::genreList() //static
{
QStringList list;
TagLib::StringList genres = TagLib::ID3v1::genreList();
for( TagLib::StringList::ConstIterator it = genres.begin(), end = genres.end(); it != end; ++it )
list += TStringToQString( (*it) );
list.sort();
return list;
}
void FileHelper::setArtistAlbum(const QString &artistAlbum)
{
switch (_fileType) {
case EXT_FLAC: {
this->setFlacAttribute("ALBUMARTIST", artistAlbum);
break;
}
case EXT_MP4:{
TagLib::StringList l;
l.append(artistAlbum.toStdString().data());
TagLib::MP4::Item item(l);
this->setMp4Attribute("aART", item);
break;
}
case EXT_MPC:
//mpcFile = static_cast<MPC::File*>(f);
qDebug() << Q_FUNC_INFO << "Not implemented for MPC";
break;
case EXT_MP3:{
TagLib::MPEG::File *mpegFile = static_cast<TagLib::MPEG::File*>(_file);
if (mpegFile->hasID3v2Tag()) {
TagLib::ID3v2::Tag *tag = mpegFile->ID3v2Tag();
QString convertedKey = this->convertKeyToID3v2Key("ARTISTALBUM");
TagLib::ID3v2::FrameList l = tag->frameListMap()[convertedKey.toStdString().data()];
if (!l.isEmpty()) {
tag->removeFrame(l.front());
}
TagLib::ID3v2::TextIdentificationFrame *tif = new TagLib::ID3v2::TextIdentificationFrame(TagLib::ByteVector(convertedKey.toStdString().data()));
tif->setText(artistAlbum.toStdString().data());
tag->addFrame(tif);
} else if (mpegFile->hasID3v1Tag()) {
qDebug() << Q_FUNC_INFO << "Not implemented for ID3v1Tag";
}
break;
}
case EXT_OGG: {
TagLib::Ogg::XiphComment *xiphComment = static_cast<TagLib::Ogg::XiphComment*>(_file->tag());
if (xiphComment) {
xiphComment->addField("ALBUMARTIST", artistAlbum.toStdString().data());
} else {
qDebug() << Q_FUNC_INFO << "Not implemented for this OGG file";
}
break;
}
default:
qDebug() << Q_FUNC_INFO << "Not implemented for this type of file";
break;
}
}
QPixmap VorbisMetaDataModel::cover()
{
TagLib::Ogg::Vorbis::File file(m_path.toLocal8Bit().constData());
TagLib::Ogg::XiphComment *tag = file.tag();
if(!tag)
return QPixmap();
TagLib::StringList list = tag->fieldListMap()["METADATA_BLOCK_PICTURE"];
if(list.isEmpty())
return QPixmap();
for(uint i = 0; i < list.size(); ++i)
{
TagLib::String value = list[i];
QByteArray block = QByteArray::fromBase64(TStringToQString_qt4(value).toAscii());
if(block.size() < 32)
continue;
qint64 pos = 0;
if(readPictureBlockField(block, pos) != 3) //picture type, use front cover only
continue;
pos += 4;
int mimeLength = readPictureBlockField(block, pos); //mime type length
pos += 4;
pos += mimeLength; //skip mime type
int descLength = readPictureBlockField(block, pos); //description length
pos += 4;
pos += descLength; //skip description
pos += 4; //width
pos += 4; //height
pos += 4; //color depth
pos += 4; //the number of colors used
int length = readPictureBlockField(block, pos); //picture size
pos += 4;
QPixmap cover;
cover.loadFromData(block.mid(pos, length)); //read binary picture data
return cover;
}
return QPixmap();
}
QString FileHelper::extractMp4Feature(const QString &featureToExtract) const
{
QString feature;
if (TagLib::MP4::File *mp4File = static_cast<TagLib::MP4::File*>(_file)) {
if (mp4File->tag()) {
TagLib::MP4::ItemListMap &items = mp4File->tag()->itemListMap();
if (items.contains(featureToExtract.toStdString().data())) {
TagLib::MP4::Item item = items[featureToExtract.toStdString().data()];
TagLib::StringList list = item.toStringList();
if (list.size() > 0) {
feature = list[0].toCString(true);
}
/*for (uint i = 0; i < list.size(); i++) {
TagLib::String s = list[i];
qDebug() << Q_FUNC_INFO << s.toCString(true);
}*/
}
/*for (auto it = items.begin(); it != items.end(); ++it) {
qDebug() << Q_FUNC_INFO << QString(it->first.toCString(false));
}*/
}
}
return feature;
}
// Utility function to format tags so that they can be correctly parsed back
string formatString(const TagLib::StringList& strList) {
TagLib::String str = strList.toString(";");
if (str.isEmpty()) return "";
string result = str.to8Bit(true);
// heuristic to detect wrongly encoded tags (ie: twice latin-1 to utf-8, mostly)
// we should encode everything ourselves to utf-8, but sometimes it might happen
// that someone already did that, but told us the string was in latin-1.
// A way to detect that is if the string contains only latin-1 chars, when
// converting it to latin-1 it contains code chars, this probably means it was
// previously encoded in utf-8
if (isLatin1(str) &&
containsControlChars(str.to8Bit(false))) {
result = str.to8Bit(false);
}
// fix invalid utf-8 characters
result = fixInvalidUTF8(result);
return result;
}
/*!
* \copydoc MetaIO::read()
*/
MusicMetadata *MetaIOID3::read(const QString &filename)
{
if (!OpenFile(filename))
return nullptr;
TagLib::ID3v2::Tag *tag = GetID3v2Tag(true); // Create tag if none are found
// if there is no ID3v2 tag, try to read the ID3v1 tag and copy it to
// the ID3v2 tag structure
if (tag->isEmpty())
{
TagLib::ID3v1::Tag *tag_v1 = GetID3v1Tag();
if (!tag_v1)
return nullptr;
if (!tag_v1->isEmpty())
{
tag->setTitle(tag_v1->title());
tag->setArtist(tag_v1->artist());
tag->setAlbum(tag_v1->album());
tag->setTrack(tag_v1->track());
tag->setYear(tag_v1->year());
tag->setGenre(tag_v1->genre());
}
}
MusicMetadata *metadata = new MusicMetadata(filename);
ReadGenericMetadata(tag, metadata);
bool compilation = false;
// Compilation Artist (TPE4 Remix) or fallback to (TPE2 Band)
// N.B. The existance of a either frame is NOT an indication that this
// is a compilation, but if it is then one of them will probably hold
// the compilation artist.
TextIdentificationFrame *tpeframe = nullptr;
TagLib::ID3v2::FrameList tpelist = tag->frameListMap()["TPE4"];
if (tpelist.isEmpty() || tpelist.front()->toString().isEmpty())
tpelist = tag->frameListMap()["TPE2"];
if (!tpelist.isEmpty())
tpeframe = (TextIdentificationFrame *)tpelist.front();
if (tpeframe && !tpeframe->toString().isEmpty())
{
QString compilation_artist = TStringToQString(tpeframe->toString())
.trimmed();
metadata->setCompilationArtist(compilation_artist);
}
// Rating and playcount, stored in POPM frame
PopularimeterFrame *popm = findPOPM(tag, ""); // Global (all apps) tag
// If no 'global' tag exists, look for the MythTV specific one
if (!popm)
{
popm = findPOPM(tag, email);
}
// Fallback to using any POPM tag we can find
if (!popm)
{
if (!tag->frameListMap()["POPM"].isEmpty())
popm = dynamic_cast<PopularimeterFrame *>
(tag->frameListMap()["POPM"].front());
}
if (popm)
{
int rating = popm->rating();
rating = lroundf(static_cast<float>(rating) / 255.0f * 10.0f);
metadata->setRating(rating);
metadata->setPlaycount(popm->counter());
}
// Look for MusicBrainz Album+Artist ID in TXXX Frame
UserTextIdentificationFrame *musicbrainz = find(tag,
"MusicBrainz Album Artist Id");
if (musicbrainz)
{
// If the MusicBrainz ID is the special "Various Artists" ID
// then compilation is TRUE
if (!compilation && !musicbrainz->fieldList().isEmpty())
{
TagLib::StringList l = musicbrainz->fieldList();
for (TagLib::StringList::ConstIterator it = l.begin(); it != l.end(); it++)
{
QString ID = TStringToQString((*it));
if (ID == MYTH_MUSICBRAINZ_ALBUMARTIST_UUID)
{
compilation = true;
break;
}
}
}
}
// TLEN - Ignored intentionally, some encoders write bad values
// e.g. Lame under certain circumstances will always write a length of
// 27 hours
// Length
if (!tag->frameListMap()["TLEN"].isEmpty())
{
int length = tag->frameListMap()["TLEN"].front()->toString().toInt();
LOG(VB_FILE, LOG_DEBUG,
QString("MetaIOID3::read: Length for '%1' from tag is '%2'\n").arg(filename).arg(length));
}
metadata->setCompilation(compilation);
metadata->setLength(getTrackLength(m_file));
// The number of tracks on the album, if supplied
if (!tag->frameListMap()["TRCK"].isEmpty())
{
QString trackFrame = TStringToQString(
tag->frameListMap()["TRCK"].front()->toString())
.trimmed();
int trackCount = trackFrame.section('/', -1).toInt();
if (trackCount > 0)
metadata->setTrackCount(trackCount);
}
LOG(VB_FILE, LOG_DEBUG,
QString("MetaIOID3::read: Length for '%1' from properties is '%2'\n").arg(filename).arg(metadata->Length()));
// Look for MythTVLastPlayed in TXXX Frame
UserTextIdentificationFrame *lastplayed = find(tag, "MythTVLastPlayed");
if (lastplayed)
{
QString lastPlayStr = TStringToQString(lastplayed->toString());
metadata->setLastPlay(QDateTime::fromString(lastPlayStr, Qt::ISODate));
}
// Part of a set
if (!tag->frameListMap()["TPOS"].isEmpty())
{
QString pos = TStringToQString(
tag->frameListMap()["TPOS"].front()->toString()).trimmed();
int discNumber = pos.section('/', 0, 0).toInt();
int discCount = pos.section('/', -1).toInt();
if (discNumber > 0)
metadata->setDiscNumber(discNumber);
if (discCount > 0)
metadata->setDiscCount(discCount);
}
return metadata;
}
bool SoundSource::processXiphComment(TagLib::Ogg::XiphComment* xiph) {
if (s_bDebugMetadata) {
for (TagLib::Ogg::FieldListMap::ConstIterator it = xiph->fieldListMap().begin();
it != xiph->fieldListMap().end(); ++it) {
qDebug() << "XIPH" << TStringToQString((*it).first) << "-" << TStringToQString((*it).second.toString());
}
}
// Some tags use "BPM" so check for that.
if (xiph->fieldListMap().contains("BPM")) {
TagLib::StringList bpmString = xiph->fieldListMap()["BPM"];
QString sBpm = TStringToQString(bpmString.toString());
processBpmString("XIPH-BPM", sBpm);
}
// Give preference to the "TEMPO" tag which seems to be more standard
if (xiph->fieldListMap().contains("TEMPO")) {
TagLib::StringList bpmString = xiph->fieldListMap()["TEMPO"];
QString sBpm = TStringToQString(bpmString.toString());
processBpmString("XIPH-TEMPO", sBpm);
}
if (xiph->fieldListMap().contains("REPLAYGAIN_ALBUM_GAIN")) {
TagLib::StringList rgainString = xiph->fieldListMap()["REPLAYGAIN_ALBUM_GAIN"];
QString sReplayGain = TStringToQString(rgainString.toString());
parseReplayGainString(sReplayGain);
}
if (xiph->fieldListMap().contains("REPLAYGAIN_TRACK_GAIN")) {
TagLib::StringList rgainString = xiph->fieldListMap()["REPLAYGAIN_TRACK_GAIN"];
QString sReplayGain = TStringToQString(rgainString.toString());
parseReplayGainString(sReplayGain);
}
/*
* Reading key code information
* Unlike, ID3 tags, there's no standard or recommendation on how to store 'key' code
*
* Luckily, there are only a few tools for that, e.g., Rapid Evolution (RE).
* Assuming no distinction between start and end key, RE uses a "INITIALKEY"
* or a "KEY" vorbis comment.
*/
if (xiph->fieldListMap().contains("KEY")) {
TagLib::StringList keyStr = xiph->fieldListMap()["KEY"];
QString key = TStringToQString(keyStr.toString());
setKey(key);
}
if (getKey() == "" && xiph->fieldListMap().contains("INITIALKEY")) {
TagLib::StringList keyStr = xiph->fieldListMap()["INITIALKEY"];
QString key = TStringToQString(keyStr.toString());
setKey(key);
}
return true;
}
BlockResult Block::eval(const TagLib::FileRef& file)
{
TagLib::PropertyMap metadata = file.tag()->properties();
TagLib::StringList list;
std::stringstream ss;
// TODO: Needs to be refactored
// TODO: Add more
ss << file.audioProperties()->length();
list.append(ss.str());
metadata.insert("length", list);
list.clear();
ss.clear();
ss << file.audioProperties()->bitrate();
list.append(ss.str());
metadata.insert("bitrate", list);
list.clear();
ss.clear();
if (file.audioProperties()->channels() == 1) {
list.append("mono");
} else if (file.audioProperties()->channels() == 2) {
list.append("stereo");
} //TODO: Add more channels names
metadata.insert("channels", list);
list.clear();
ss.clear();
ss << file.audioProperties()->sampleRate();
list.append(ss.str());
metadata.insert("samplerate", list);
list.clear();
ss.clear();
list.append(file.file()->name());
metadata.insert("filename", list);
list.clear();
ss.clear();
return this->eval(metadata);
}
void TagLibExtractor::extract(ExtractionResult* result)
{
const QString fileUrl = result->inputUrl();
const QString mimeType = result->inputMimetype();
TagLib::FileRef file(fileUrl.toUtf8().constData(), true);
if (file.isNull()) {
return;
}
TagLib::Tag* tags = file.tag();
result->addType(Type::Audio);
TagLib::String artists;
TagLib::String albumArtists;
TagLib::String composers;
TagLib::String lyricists;
TagLib::StringList genres;
// Handling multiple tags in mpeg files.
if ((mimeType == QLatin1String("audio/mpeg")) || (mimeType == QLatin1String("audio/mpeg3")) || (mimeType == QLatin1String("audio/x-mpeg"))) {
TagLib::MPEG::File mpegFile(fileUrl.toUtf8().constData(), true);
if (mpegFile.ID3v2Tag() && !mpegFile.ID3v2Tag()->isEmpty()) {
TagLib::ID3v2::FrameList lstID3v2;
// Artist.
lstID3v2 = mpegFile.ID3v2Tag()->frameListMap()["TPE1"];
if (!lstID3v2.isEmpty()) {
for (TagLib::ID3v2::FrameList::ConstIterator it = lstID3v2.begin(); it != lstID3v2.end(); ++it) {
if (!artists.isEmpty()) {
artists += ", ";
}
artists += (*it)->toString();
}
}
// Album Artist.
lstID3v2 = mpegFile.ID3v2Tag()->frameListMap()["TPE2"];
if (!lstID3v2.isEmpty()) {
for (TagLib::ID3v2::FrameList::ConstIterator it = lstID3v2.begin(); it != lstID3v2.end(); ++it) {
if (!albumArtists.isEmpty()) {
albumArtists += ", ";
}
albumArtists += (*it)->toString();
}
}
// Composer.
lstID3v2 = mpegFile.ID3v2Tag()->frameListMap()["TCOM"];
if (!lstID3v2.isEmpty()) {
for (TagLib::ID3v2::FrameList::ConstIterator it = lstID3v2.begin(); it != lstID3v2.end(); ++it) {
if (!composers.isEmpty()) {
composers += ", ";
}
composers += (*it)->toString();
}
}
// Lyricist.
lstID3v2 = mpegFile.ID3v2Tag()->frameListMap()["TEXT"];
if (!lstID3v2.isEmpty()) {
for (TagLib::ID3v2::FrameList::ConstIterator it = lstID3v2.begin(); it != lstID3v2.end(); ++it) {
if (!lyricists.isEmpty()) {
lyricists += ", ";
}
lyricists += (*it)->toString();
}
}
// Genre.
lstID3v2 = mpegFile.ID3v2Tag()->frameListMap()["TCON"];
if (!lstID3v2.isEmpty()) {
for (TagLib::ID3v2::FrameList::ConstIterator it = lstID3v2.begin(); it != lstID3v2.end(); ++it) {
genres.append((*it)->toString());
}
}
}
}
// Handling multiple tags in Ogg containers.
{
TagLib::Ogg::FieldListMap lstOgg;
// FLAC files.
if (mimeType == QLatin1String("audio/flac")) {
TagLib::FLAC::File flacFile(fileUrl.toUtf8().constData(), true);
if (flacFile.xiphComment() && !flacFile.xiphComment()->isEmpty()) {
lstOgg = flacFile.xiphComment()->fieldListMap();
}
}
// Vorbis files.
if (mimeType == QLatin1String("audio/ogg") || mimeType == QLatin1String("audio/x-vorbis+ogg")) {
TagLib::Ogg::Vorbis::File oggFile(fileUrl.toUtf8().constData(), true);
if (oggFile.tag() && !oggFile.tag()->isEmpty()) {
lstOgg = oggFile.tag()->fieldListMap();
}
}
// Opus files.
if (mimeType == QLatin1String("audio/opus") || mimeType == QLatin1String("audio/x-opus+ogg")) {
TagLib::Ogg::Opus::File opusFile(fileUrl.toUtf8().constData(), true);
if (opusFile.tag() && !opusFile.tag()->isEmpty()) {
lstOgg = opusFile.tag()->fieldListMap();
}
}
// Handling OGG container tags.
if (!lstOgg.isEmpty()) {
TagLib::Ogg::FieldListMap::ConstIterator itOgg;
// Artist.
itOgg = lstOgg.find("ARTIST");
if (itOgg != lstOgg.end()) {
if (!artists.isEmpty()) {
artists += ", ";
}
artists += (*itOgg).second.toString(", ");
}
// Album Artist.
itOgg = lstOgg.find("ALBUMARTIST");
if (itOgg != lstOgg.end()) {
if (!albumArtists.isEmpty()) {
albumArtists += ", ";
}
albumArtists += (*itOgg).second.toString(", ");
}
// Composer.
itOgg = lstOgg.find("COMPOSER");
if (itOgg != lstOgg.end()) {
if (!composers.isEmpty()) {
composers += ", ";
}
composers += (*itOgg).second.toString(", ");
}
// Lyricist.
itOgg = lstOgg.find("LYRICIST");
if (itOgg != lstOgg.end()) {
if (!lyricists.isEmpty()) {
lyricists += ", ";
}
lyricists += (*itOgg).second.toString(", ");
}
// Genre.
itOgg = lstOgg.find("GENRE");
if (itOgg != lstOgg.end()) {
genres.append((*itOgg).second);
}
}
}
// Handling multiple tags in Musepack files.
if (mimeType == QLatin1String("audio/x-musepack")) {
TagLib::MPC::File mpcFile(fileUrl.toUtf8().constData(), true);
if (mpcFile.tag() && !mpcFile.tag()->isEmpty()) {
TagLib::APE::ItemListMap lstMusepack = mpcFile.APETag()->itemListMap();
TagLib::APE::ItemListMap::ConstIterator itMPC;
// Artist.
itMPC = lstMusepack.find("ARTIST");
if (itMPC != lstMusepack.end()) {
if (!artists.isEmpty()) {
artists += ", ";
}
artists += (*itMPC).second.toString();
}
// Album Artist.
itMPC = lstMusepack.find("ALBUMARTIST");
if (itMPC != lstMusepack.end()) {
if(!albumArtists.isEmpty()) {
albumArtists += ", ";
}
albumArtists += (*itMPC).second.toString();
}
// Composer.
itMPC = lstMusepack.find("COMPOSER");
if (itMPC != lstMusepack.end()) {
if (!composers.isEmpty()) {
composers += ", ";
}
composers += (*itMPC).second.toString();
}
// Lyricist.
itMPC = lstMusepack.find("LYRICIST");
if (itMPC != lstMusepack.end()) {
if (!lyricists.isEmpty()) {
lyricists += ", ";
}
lyricists += (*itMPC).second.toString();
}
// Genre.
itMPC = lstMusepack.find("GENRE");
if (itMPC != lstMusepack.end()) {
genres.append((*itMPC).second.toString());
}
}
}
if (!tags->isEmpty()) {
QString title = t2q(tags->title());
if (!title.isEmpty()) {
result->add(Property::Title, title);
}
QString comment = t2q(tags->comment());
if (!comment.isEmpty()) {
result->add(Property::Comment, comment);
}
if (genres.isEmpty()) {
genres.append(tags->genre());
}
for (uint i = 0; i < genres.size(); i++) {
QString genre = t2q(genres[i]).trimmed();
// Convert from int
bool ok = false;
int genreNum = genre.toInt(&ok);
if (ok) {
genre = t2q(TagLib::ID3v1::genre(genreNum));
}
result->add(Property::Genre, genre);
}
QString artistString;
if (artists.isEmpty()) {
artistString = t2q(tags->artist());
} else {
artistString = t2q(artists).trimmed();
}
QStringList artists = contactsFromString(artistString);
foreach(const QString& artist, artists) {
result->add(Property::Artist, artist);
}
Meta::FieldHash
ID3v2TagHelper::tags() const
{
Meta::FieldHash data = TagHelper::tags();
TagLib::ID3v2::FrameList list = m_tag->frameList();
for( TagLib::ID3v2::FrameList::ConstIterator it = list.begin(); it != list.end(); ++it )
{
qint64 field;
TagLib::String frameName = TagLib::String( ( *it )->frameID() );
if( ( field = fieldName( frameName ) ) )
{
if( field == Meta::valUniqueId )
{
TagLib::ID3v2::UniqueFileIdentifierFrame *frame =
dynamic_cast< TagLib::ID3v2::UniqueFileIdentifierFrame * >( *it );
if( !frame )
continue;
QString identifier = TStringToQString( TagLib::String( frame->identifier() ) );
if( identifier.isEmpty() )
continue;
if( frame->owner() == uidFieldName( UIDAFT ) && isValidUID( identifier, UIDAFT ) )
data.insert( Meta::valUniqueId, identifier );
continue;
}
else if( field == Meta::valHasCover )
{
TagLib::ID3v2::AttachedPictureFrame *frame =
dynamic_cast< TagLib::ID3v2::AttachedPictureFrame * >( *it );
if( !frame )
continue;
if( ( frame->type() == TagLib::ID3v2::AttachedPictureFrame::FrontCover ||
frame->type() == TagLib::ID3v2::AttachedPictureFrame::Other ) &&
frame->picture().size() > MIN_COVER_SIZE ) // must be at least 1kb
{
data.insert( Meta::valHasCover, true );
}
continue;
}
TagLib::ID3v2::TextIdentificationFrame *frame =
dynamic_cast< TagLib::ID3v2::TextIdentificationFrame * >( *it );
if( !frame )
continue;
QString value = TStringToQString( frame->fieldList().toString( '\n' ) );
if( field == Meta::valDiscNr )
{
int disc;
if( ( disc = splitDiscNr( value ).first ) )
data.insert( field, disc );
}
else if( field == Meta::valBpm )
data.insert( field, value.toFloat() );
else
data.insert( field, value );
}
else if( frameName == POPM_Frame )
{
TagLib::ID3v2::PopularimeterFrame *frame =
dynamic_cast< TagLib::ID3v2::PopularimeterFrame * >( *it );
if( !frame )
continue;
if( TStringToQString( frame->email() ).isEmpty() ) // only read anonymous ratings
{
// FMPS tags have precedence
if( !data.contains( Meta::valRating ) && frame->rating() != 0 )
data.insert( Meta::valRating, qRound( frame->rating() / 256.0 * 10.0 ) );
if( !data.contains( Meta::valPlaycount ) && frame->counter() < 10000 )
data.insert( Meta::valPlaycount, frame->counter() );
}
}
else if( frameName == TXXX_Frame )
{
TagLib::ID3v2::UserTextIdentificationFrame *frame =
dynamic_cast< TagLib::ID3v2::UserTextIdentificationFrame * >( *it );
if( !frame )
continue;
// the value of the user text frame is stored in the
// second and following fields.
TagLib::StringList fields = frame->fieldList();
if( fields.size() >= 2 )
{
QString value = TStringToQString( fields[1] );
if( fields[0] == fmpsFieldName( FMPSRating ) )
data.insert( Meta::valRating, qRound( value.toFloat() * 10.0 ) );
else if( fields[0] == fmpsFieldName( FMPSScore ) )
data.insert( Meta::valScore, value.toFloat() * 100.0 );
else if( fields[0] == fmpsFieldName( FMPSPlayCount ) )
data.insert( Meta::valPlaycount, value.toFloat() );
}
}
}
return data;
}
