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strawberry-audio-player-win.../ext/libstrawberry-tagreader/tagreadertaglib.cpp

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/* This file is part of Strawberry.
Copyright 2013, David Sansome <me@davidsansome.com>
Copyright 2018-2021, Jonas Kvinge <jonas@jkvinge.net>
Strawberry is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Strawberry is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Strawberry. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "tagreadertaglib.h"
#include <string>
#include <memory>
#include <sys/stat.h>
#include <taglib/taglib.h>
#include <taglib/fileref.h>
#include <taglib/tbytevector.h>
#include <taglib/tfile.h>
#include <taglib/tlist.h>
#include <taglib/tstring.h>
#include <taglib/tstringlist.h>
#include <taglib/audioproperties.h>
#include <taglib/attachedpictureframe.h>
#include <taglib/textidentificationframe.h>
#include <taglib/unsynchronizedlyricsframe.h>
#include <taglib/xiphcomment.h>
#include <taglib/commentsframe.h>
#include <taglib/tag.h>
#include <taglib/apetag.h>
#include <taglib/apeitem.h>
#include <taglib/apeproperties.h>
#include <taglib/id3v2tag.h>
#include <taglib/id3v2frame.h>
#include <taglib/flacfile.h>
#include <taglib/oggflacfile.h>
#include <taglib/flacproperties.h>
#include <taglib/flacpicture.h>
#include <taglib/vorbisfile.h>
#include <taglib/speexfile.h>
#include <taglib/wavfile.h>
#include <taglib/wavpackfile.h>
#include <taglib/wavpackproperties.h>
#include <taglib/aifffile.h>
#include <taglib/asffile.h>
#include <taglib/asftag.h>
#include <taglib/asfattribute.h>
#include <taglib/asfproperties.h>
#include <taglib/mp4file.h>
#include <taglib/mp4tag.h>
#include <taglib/mp4item.h>
#include <taglib/mp4coverart.h>
#include <taglib/mp4properties.h>
#include <taglib/mpcfile.h>
#include <taglib/mpegfile.h>
#include <taglib/opusfile.h>
#include <taglib/trueaudiofile.h>
#include <taglib/apefile.h>
#include <taglib/modfile.h>
#include <taglib/s3mfile.h>
#include <taglib/xmfile.h>
#include <taglib/itfile.h>
#ifdef HAVE_TAGLIB_DSFFILE
# include <taglib/dsffile.h>
#endif
#ifdef HAVE_TAGLIB_DSDIFFFILE
# include <taglib/dsdifffile.h>
#endif
#include <QtGlobal>
#include <QFile>
#include <QFileInfo>
#include <QVector>
#include <QByteArray>
#include <QString>
#include <QUrl>
#include <QDateTime>
#include <QtDebug>
#include "core/logging.h"
#include "core/messagehandler.h"
#include "core/timeconstants.h"
class FileRefFactory {
public:
FileRefFactory() = default;
virtual ~FileRefFactory() = default;
virtual TagLib::FileRef *GetFileRef(const QString &filename) = 0;
private:
Q_DISABLE_COPY(FileRefFactory)
};
class TagLibFileRefFactory : public FileRefFactory {
public:
TagLibFileRefFactory() = default;
TagLib::FileRef *GetFileRef(const QString &filename) override {
#ifdef Q_OS_WIN32
return new TagLib::FileRef(filename.toStdWString().c_str());
#else
return new TagLib::FileRef(QFile::encodeName(filename).constData());
#endif
}
private:
Q_DISABLE_COPY(TagLibFileRefFactory)
};
namespace {
TagLib::String StdStringToTaglibString(const std::string &s) {
return TagLib::String(s.c_str(), TagLib::String::UTF8);
}
TagLib::String QStringToTaglibString(const QString &s) {
return TagLib::String(s.toUtf8().constData(), TagLib::String::UTF8);
}
} // namespace
namespace {
// Tags containing the year the album was originally released (in contrast to other tags that contain the release year of the current edition)
const char *kMP4_OriginalYear_ID = "----:com.apple.iTunes:ORIGINAL YEAR";
const char *kASF_OriginalDate_ID = "WM/OriginalReleaseTime";
const char *kASF_OriginalYear_ID = "WM/OriginalReleaseYear";
} // namespace
TagReaderTagLib::TagReaderTagLib() : factory_(new TagLibFileRefFactory) {}
TagReaderTagLib::~TagReaderTagLib() {
delete factory_;
}
bool TagReaderTagLib::IsMediaFile(const QString &filename) const {
qLog(Debug) << "Checking for valid file" << filename;
std::unique_ptr<TagLib::FileRef> fileref(factory_->GetFileRef(filename));
return fileref && !fileref->isNull() && fileref->file() && fileref->tag();
}
spb::tagreader::SongMetadata_FileType TagReaderTagLib::GuessFileType(TagLib::FileRef *fileref) const {
if (dynamic_cast<TagLib::RIFF::WAV::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_WAV;
if (dynamic_cast<TagLib::FLAC::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_FLAC;
if (dynamic_cast<TagLib::WavPack::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_WAVPACK;
if (dynamic_cast<TagLib::Ogg::FLAC::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_OGGFLAC;
if (dynamic_cast<TagLib::Ogg::Vorbis::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_OGGVORBIS;
if (dynamic_cast<TagLib::Ogg::Opus::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_OGGOPUS;
if (dynamic_cast<TagLib::Ogg::Speex::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_OGGSPEEX;
if (dynamic_cast<TagLib::MPEG::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_MPEG;
if (dynamic_cast<TagLib::MP4::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_MP4;
if (dynamic_cast<TagLib::ASF::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_ASF;
if (dynamic_cast<TagLib::RIFF::AIFF::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_AIFF;
if (dynamic_cast<TagLib::MPC::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_MPC;
if (dynamic_cast<TagLib::TrueAudio::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_TRUEAUDIO;
if (dynamic_cast<TagLib::APE::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_APE;
if (dynamic_cast<TagLib::Mod::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_MOD;
if (dynamic_cast<TagLib::S3M::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_S3M;
if (dynamic_cast<TagLib::XM::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_XM;
if (dynamic_cast<TagLib::IT::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_IT;
#ifdef HAVE_TAGLIB_DSFFILE
if (dynamic_cast<TagLib::DSF::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_DSF;
#endif
#ifdef HAVE_TAGLIB_DSDIFFFILE
if (dynamic_cast<TagLib::DSDIFF::File*>(fileref->file())) return spb::tagreader::SongMetadata_FileType_DSDIFF;
#endif
return spb::tagreader::SongMetadata_FileType_UNKNOWN;
}
void TagReaderTagLib::ReadFile(const QString &filename, spb::tagreader::SongMetadata *song) const {
const QByteArray url(QUrl::fromLocalFile(filename).toEncoded());
const QFileInfo info(filename);
qLog(Debug) << "Reading tags from" << filename;
song->set_basefilename(DataCommaSizeFromQString(info.fileName()));
song->set_url(url.constData(), url.size());
song->set_filesize(info.size());
song->set_mtime(info.lastModified().toSecsSinceEpoch());
#if (QT_VERSION >= QT_VERSION_CHECK(5, 10, 0))
song->set_ctime(info.birthTime().isValid() ? info.birthTime().toSecsSinceEpoch() : info.lastModified().toSecsSinceEpoch());
#else
song->set_ctime(info.created().toSecsSinceEpoch());
#endif
song->set_lastseen(QDateTime::currentDateTime().toSecsSinceEpoch());
std::unique_ptr<TagLib::FileRef> fileref(factory_->GetFileRef(filename));
if (fileref->isNull()) {
qLog(Info) << "TagLib hasn't been able to read" << filename << "file";
return;
}
song->set_filetype(GuessFileType(fileref.get()));
if (fileref->audioProperties()) {
song->set_bitrate(fileref->audioProperties()->bitrate());
song->set_samplerate(fileref->audioProperties()->sampleRate());
song->set_length_nanosec(fileref->audioProperties()->lengthInMilliseconds() * kNsecPerMsec);
}
TagLib::Tag *tag = fileref->tag();
if (tag) {
Decode(tag->title(), song->mutable_title());
Decode(tag->artist(), song->mutable_artist()); // TPE1
Decode(tag->album(), song->mutable_album());
Decode(tag->genre(), song->mutable_genre());
song->set_year(tag->year());
song->set_track(tag->track());
song->set_valid(true);
}
QString disc;
QString compilation;
QString lyrics;
// Handle all the files which have VorbisComments (Ogg, OPUS, ...) in the same way;
// apart, so we keep specific behavior for some formats by adding another "else if" block below.
if (TagLib::Ogg::XiphComment *tag_ogg = dynamic_cast<TagLib::Ogg::XiphComment*>(fileref->file()->tag())) {
ParseOggTag(tag_ogg->fieldListMap(), &disc, &compilation, song);
if (!tag_ogg->pictureList().isEmpty()) {
song->set_art_automatic(kEmbeddedCover);
}
}
if (TagLib::FLAC::File *file_flac = dynamic_cast<TagLib::FLAC::File *>(fileref->file())) {
song->set_bitdepth(file_flac->audioProperties()->bitsPerSample());
if (file_flac->xiphComment()) {
ParseOggTag(file_flac->xiphComment()->fieldListMap(), &disc, &compilation, song);
if (!file_flac->pictureList().isEmpty()) {
song->set_art_automatic(kEmbeddedCover);
}
}
if (tag) Decode(tag->comment(), song->mutable_comment());
}
else if (TagLib::WavPack::File *file_wavpack = dynamic_cast<TagLib::WavPack::File *>(fileref->file())) {
song->set_bitdepth(file_wavpack->audioProperties()->bitsPerSample());
if (file_wavpack->APETag()) {
ParseAPETag(file_wavpack->APETag()->itemListMap(), &disc, &compilation, song);
}
if (tag) Decode(tag->comment(), song->mutable_comment());
}
else if (TagLib::APE::File *file_ape = dynamic_cast<TagLib::APE::File*>(fileref->file())) {
if (file_ape->APETag()) {
ParseAPETag(file_ape->APETag()->itemListMap(), &disc, &compilation, song);
}
song->set_bitdepth(file_ape->audioProperties()->bitsPerSample());
if (tag) Decode(tag->comment(), song->mutable_comment());
}
else if (TagLib::MPEG::File *file_mpeg = dynamic_cast<TagLib::MPEG::File*>(fileref->file())) {
if (file_mpeg->ID3v2Tag()) {
const TagLib::ID3v2::FrameListMap &map = file_mpeg->ID3v2Tag()->frameListMap();
if (!map["TPOS"].isEmpty()) disc = TStringToQString(map["TPOS"].front()->toString()).trimmed();
if (!map["TCOM"].isEmpty()) Decode(map["TCOM"].front()->toString(), song->mutable_composer());
// content group
if (!map["TIT1"].isEmpty()) Decode(map["TIT1"].front()->toString(), song->mutable_grouping());
// ID3v2: lead performer/soloist
if (!map["TPE1"].isEmpty()) Decode(map["TPE1"].front()->toString(), song->mutable_performer());
// original artist/performer
if (!map["TOPE"].isEmpty()) Decode(map["TOPE"].front()->toString(), song->mutable_performer());
// Skip TPE1 (which is the artist) here because we already fetched it
// non-standard: Apple, Microsoft
if (!map["TPE2"].isEmpty()) Decode(map["TPE2"].front()->toString(), song->mutable_albumartist());
if (!map["TCMP"].isEmpty()) compilation = TStringToQString(map["TCMP"].front()->toString()).trimmed();
if (!map["TDOR"].isEmpty()) { song->set_originalyear(map["TDOR"].front()->toString().substr(0, 4).toInt()); }
else if (!map["TORY"].isEmpty()) {
song->set_originalyear(map["TORY"].front()->toString().substr(0, 4).toInt());
}
if (!map["USLT"].isEmpty()) {
Decode(map["USLT"].front()->toString(), song->mutable_lyrics());
}
else if (!map["SYLT"].isEmpty()) {
Decode(map["SYLT"].front()->toString(), song->mutable_lyrics());
}
if (!map["APIC"].isEmpty()) song->set_art_automatic(kEmbeddedCover);
// Find a suitable comment tag. For now we ignore iTunNORM comments.
for (uint i = 0 ; i < map["COMM"].size() ; ++i) {
const TagLib::ID3v2::CommentsFrame *frame = dynamic_cast<const TagLib::ID3v2::CommentsFrame*>(map["COMM"][i]);
if (frame && TStringToQString(frame->description()) != "iTunNORM") {
Decode(frame->text(), song->mutable_comment());
break;
}
}
}
}
else if (TagLib::MP4::File *file_mp4 = dynamic_cast<TagLib::MP4::File*>(fileref->file())) {
song->set_bitdepth(file_mp4->audioProperties()->bitsPerSample());
if (file_mp4->tag()) {
TagLib::MP4::Tag *mp4_tag = file_mp4->tag();
// Find album artists
if (mp4_tag->item("aART").isValid()) {
TagLib::StringList album_artists = mp4_tag->item("aART").toStringList();
if (!album_artists.isEmpty()) {
Decode(album_artists.front(), song->mutable_albumartist());
}
}
// Find album cover art
if (mp4_tag->item("covr").isValid()) {
song->set_art_automatic(kEmbeddedCover);
}
if (mp4_tag->item("disk").isValid()) {
disc = TStringToQString(TagLib::String::number(mp4_tag->item("disk").toIntPair().first));
}
if (mp4_tag->item("\251wrt").isValid()) {
Decode(mp4_tag->item("\251wrt").toStringList().toString(", "), song->mutable_composer());
}
if (mp4_tag->item("\251grp").isValid()) {
Decode(mp4_tag->item("\251grp").toStringList().toString(" "), song->mutable_grouping());
}
if (mp4_tag->item("\251lyr").isValid()) {
Decode(mp4_tag->item("\251lyr").toStringList().toString(" "), song->mutable_lyrics());
}
if (mp4_tag->item(kMP4_OriginalYear_ID).isValid()) {
song->set_originalyear(TStringToQString(mp4_tag->item(kMP4_OriginalYear_ID).toStringList().toString('\n')).left(4).toInt());
}
Decode(mp4_tag->comment(), song->mutable_comment());
}
}
else if (TagLib::ASF::File *file_asf = dynamic_cast<TagLib::ASF::File*>(fileref->file())) {
song->set_bitdepth(file_asf->audioProperties()->bitsPerSample());
if (file_asf->tag()) {
Decode(file_asf->tag()->comment(), song->mutable_comment());
}
const TagLib::ASF::AttributeListMap &attributes_map = file_asf->tag()->attributeListMap();
if (attributes_map.contains(kASF_OriginalDate_ID)) {
const TagLib::ASF::AttributeList &attributes = attributes_map[kASF_OriginalDate_ID];
if (!attributes.isEmpty()) {
song->set_originalyear(TStringToQString(attributes.front().toString()).left(4).toInt());
}
}
else if (attributes_map.contains(kASF_OriginalYear_ID)) {
const TagLib::ASF::AttributeList &attributes = attributes_map[kASF_OriginalYear_ID];
if (!attributes.isEmpty()) {
song->set_originalyear(TStringToQString(attributes.front().toString()).left(4).toInt());
}
}
}
else if (TagLib::MPC::File *file_mpc = dynamic_cast<TagLib::MPC::File*>(fileref->file())) {
if (file_mpc->APETag()) {
ParseAPETag(file_mpc->APETag()->itemListMap(), &disc, &compilation, song);
}
if (tag) Decode(tag->comment(), song->mutable_comment());
}
else if (tag) {
Decode(tag->comment(), song->mutable_comment());
}
if (!disc.isEmpty()) {
const int i = disc.indexOf('/');
if (i != -1) {
// disc.right( i ).toInt() is total number of discs, we don't use this at the moment
song->set_disc(disc.left(i).toInt());
}
else {
song->set_disc(disc.toInt());
}
}
if (compilation.isEmpty()) {
// well, it wasn't set, but if the artist is VA assume it's a compilation
if (QStringFromStdString(song->artist()).compare("various artists") == 0 || QStringFromStdString(song->albumartist()).compare("various artists") == 0) {
song->set_compilation(true);
}
}
else {
song->set_compilation(compilation.toInt() == 1);
}
if (!lyrics.isEmpty()) song->set_lyrics(lyrics.toStdString());
// Set integer fields to -1 if they're not valid
#define SetDefault(field) if (song->field() <= 0) { song->set_##field(-1); }
SetDefault(track);
SetDefault(disc);
SetDefault(year);
SetDefault(originalyear);
SetDefault(bitrate);
SetDefault(samplerate);
SetDefault(bitdepth);
SetDefault(lastplayed);
#undef SetDefault
}
void TagReaderTagLib::Decode(const TagLib::String &tag, std::string *output) {
QString tmp = TStringToQString(tag).trimmed();
output->assign(DataCommaSizeFromQString(tmp));
}
void TagReaderTagLib::Decode(const QString &tag, std::string *output) {
output->assign(DataCommaSizeFromQString(tag));
}
void TagReaderTagLib::ParseOggTag(const TagLib::Ogg::FieldListMap &map, QString *disc, QString *compilation, spb::tagreader::SongMetadata *song) const {
if (!map["COMPOSER"].isEmpty()) Decode(map["COMPOSER"].front(), song->mutable_composer());
if (!map["PERFORMER"].isEmpty()) Decode(map["PERFORMER"].front(), song->mutable_performer());
if (!map["CONTENT GROUP"].isEmpty()) Decode(map["CONTENT GROUP"].front(), song->mutable_grouping());
if (!map["GROUPING"].isEmpty()) Decode(map["GROUPING"].front(), song->mutable_grouping());
if (!map["ALBUMARTIST"].isEmpty()) Decode(map["ALBUMARTIST"].front(), song->mutable_albumartist());
else if (!map["ALBUM ARTIST"].isEmpty()) Decode(map["ALBUM ARTIST"].front(), song->mutable_albumartist());
if (!map["ORIGINALDATE"].isEmpty()) song->set_originalyear(TStringToQString(map["ORIGINALDATE"].front()).left(4).toInt());
else if (!map["ORIGINALYEAR"].isEmpty()) song->set_originalyear(TStringToQString(map["ORIGINALYEAR"].front()).toInt());
if (!map["DISCNUMBER"].isEmpty()) *disc = TStringToQString( map["DISCNUMBER"].front() ).trimmed();
if (!map["COMPILATION"].isEmpty()) *compilation = TStringToQString( map["COMPILATION"].front() ).trimmed();
if (!map["COVERART"].isEmpty()) song->set_art_automatic(kEmbeddedCover);
if (!map["METADATA_BLOCK_PICTURE"].isEmpty()) song->set_art_automatic(kEmbeddedCover);
if (!map["FMPS_PLAYCOUNT"].isEmpty() && song->playcount() <= 0) song->set_playcount(TStringToQString( map["FMPS_PLAYCOUNT"].front() ).trimmed().toFloat());
if (!map["LYRICS"].isEmpty()) Decode(map["LYRICS"].front(), song->mutable_lyrics());
else if (!map["UNSYNCEDLYRICS"].isEmpty()) Decode(map["UNSYNCEDLYRICS"].front(), song->mutable_lyrics());
}
void TagReaderTagLib::ParseAPETag(const TagLib::APE::ItemListMap &map, QString *disc, QString *compilation, spb::tagreader::SongMetadata *song) const {
TagLib::APE::ItemListMap::ConstIterator it = map.find("ALBUM ARTIST");
if (it != map.end()) {
TagLib::StringList album_artists = it->second.values();
if (!album_artists.isEmpty()) {
Decode(album_artists.front(), song->mutable_albumartist());
}
}
if (map.find("COVER ART (FRONT)") != map.end()) song->set_art_automatic(kEmbeddedCover);
if (map.contains("COMPILATION")) {
*compilation = TStringToQString(TagLib::String::number(map["COMPILATION"].toString().toInt()));
}
if (map.contains("DISC")) {
*disc = TStringToQString(TagLib::String::number(map["DISC"].toString().toInt()));
}
if (map.contains("PERFORMER")) {
Decode(map["PERFORMER"].values().toString(", "), song->mutable_performer());
}
if (map.contains("COMPOSER")) {
Decode(map["COMPOSER"].values().toString(", "), song->mutable_composer());
}
if (map.contains("GROUPING")) {
Decode(map["GROUPING"].values().toString(" "), song->mutable_grouping());
}
if (map.contains("LYRICS")) {
Decode(map["LYRICS"].toString(), song->mutable_lyrics());
}
if (map.contains("FMPS_PLAYCOUNT")) {
int playcount = TStringToQString(map["FMPS_PLAYCOUNT"].toString()).toFloat();
if (song->playcount() <= 0 && playcount > 0) {
song->set_playcount(playcount);
}
}
}
void TagReaderTagLib::SetVorbisComments(TagLib::Ogg::XiphComment *vorbis_comments, const spb::tagreader::SongMetadata &song) const {
vorbis_comments->addField("COMPOSER", StdStringToTaglibString(song.composer()), true);
vorbis_comments->addField("PERFORMER", StdStringToTaglibString(song.performer()), true);
vorbis_comments->addField("GROUPING", StdStringToTaglibString(song.grouping()), true);
vorbis_comments->addField("DISCNUMBER", QStringToTaglibString(song.disc() <= 0 ? QString() : QString::number(song.disc())), true);
vorbis_comments->addField("COMPILATION", QStringToTaglibString(song.compilation() ? "1" : QString()), true);
// Try to be coherent, the two forms are used but the first one is preferred
vorbis_comments->addField("ALBUMARTIST", StdStringToTaglibString(song.albumartist()), true);
vorbis_comments->removeFields("ALBUM ARTIST");
vorbis_comments->addField("LYRICS", StdStringToTaglibString(song.lyrics()), true);
vorbis_comments->removeFields("UNSYNCEDLYRICS");
}
bool TagReaderTagLib::SaveFile(const QString &filename, const spb::tagreader::SongMetadata &song) const {
if (filename.isEmpty()) return false;
qLog(Debug) << "Saving tags to" << filename;
std::unique_ptr<TagLib::FileRef> fileref(factory_->GetFileRef(filename));;
if (!fileref || fileref->isNull()) return false;
fileref->tag()->setTitle(song.title().empty() ? TagLib::String() : StdStringToTaglibString(song.title()));
fileref->tag()->setArtist(song.artist().empty() ? TagLib::String() : StdStringToTaglibString(song.artist()));
fileref->tag()->setAlbum(song.album().empty() ? TagLib::String() : StdStringToTaglibString(song.album()));
fileref->tag()->setGenre(song.genre().empty() ? TagLib::String() : StdStringToTaglibString(song.genre()));
fileref->tag()->setComment(song.comment().empty() ? TagLib::String() : StdStringToTaglibString(song.comment()));
fileref->tag()->setYear(song.year() <= 0 ? 0 : song.year());
fileref->tag()->setTrack(song.track() <= 0 ? 0 : song.track());
bool result = false;
if (TagLib::FLAC::File *file_flac = dynamic_cast<TagLib::FLAC::File*>(fileref->file())) {
TagLib::Ogg::XiphComment *tag = file_flac->xiphComment();
SetVorbisComments(tag, song);
}
else if (TagLib::WavPack::File *file_wavpack = dynamic_cast<TagLib::WavPack::File*>(fileref->file())) {
TagLib::APE::Tag *tag = file_wavpack->APETag(true);
if (!tag) return false;
SaveAPETag(tag, song);
}
else if (TagLib::APE::File *file_ape = dynamic_cast<TagLib::APE::File*>(fileref->file())) {
TagLib::APE::Tag *tag = file_ape->APETag(true);
if (!tag) return false;
SaveAPETag(tag, song);
}
else if (TagLib::MPC::File *file_mpc = dynamic_cast<TagLib::MPC::File*>(fileref->file())) {
TagLib::APE::Tag *tag = file_mpc->APETag(true);
if (!tag) return false;
SaveAPETag(tag, song);
}
else if (TagLib::MPEG::File *file_mpeg = dynamic_cast<TagLib::MPEG::File*>(fileref->file())) {
TagLib::ID3v2::Tag *tag = file_mpeg->ID3v2Tag(true);
if (!tag) return false;
SetTextFrame("TPOS", song.disc() <= 0 ? QString() : QString::number(song.disc()), tag);
SetTextFrame("TCOM", song.composer().empty() ? std::string() : song.composer(), tag);
SetTextFrame("TIT1", song.grouping().empty() ? std::string() : song.grouping(), tag);
SetTextFrame("TOPE", song.performer().empty() ? std::string() : song.performer(), tag);
// Skip TPE1 (which is the artist) here because we already set it
SetTextFrame("TPE2", song.albumartist().empty() ? std::string() : song.albumartist(), tag);
SetTextFrame("TCMP", song.compilation() ? QString::number(1) : QString(), tag);
SetUnsyncLyricsFrame(song.lyrics().empty() ? std::string() : song.lyrics(), tag);
}
else if (TagLib::MP4::File *file_mp4 = dynamic_cast<TagLib::MP4::File*>(fileref->file())) {
TagLib::MP4::Tag *tag = file_mp4->tag();
tag->setItem("disk", TagLib::MP4::Item(song.disc() <= 0 -1 ? 0 : song.disc(), 0));
tag->setItem("\251wrt", TagLib::StringList(song.composer().c_str()));
tag->setItem("\251grp", TagLib::StringList(song.grouping().c_str()));
tag->setItem("\251lyr", TagLib::StringList(song.lyrics().c_str()));
tag->setItem("aART", TagLib::StringList(song.albumartist().c_str()));
tag->setItem("cpil", TagLib::StringList(song.compilation() ? "1" : "0"));
}
// Handle all the files which have VorbisComments (Ogg, OPUS, ...) in the same way;
// apart, so we keep specific behavior for some formats by adding another "else if" block above.
if (TagLib::Ogg::XiphComment *tag = dynamic_cast<TagLib::Ogg::XiphComment*>(fileref->file()->tag())) {
SetVorbisComments(tag, song);
}
result = fileref->save();
#ifdef Q_OS_LINUX
if (result) {
// Linux: inotify doesn't seem to notice the change to the file unless we change the timestamps as well. (this is what touch does)
utimensat(0, QFile::encodeName(filename).constData(), nullptr, 0);
}
#endif // Q_OS_LINUX
return result;
}
void TagReaderTagLib::SaveAPETag(TagLib::APE::Tag *tag, const spb::tagreader::SongMetadata &song) const {
tag->setItem("album artist", TagLib::APE::Item("album artist", TagLib::StringList(song.albumartist().c_str())));
tag->addValue("disc", QStringToTaglibString(song.disc() <= 0 ? QString() : QString::number(song.disc())), true);
tag->setItem("composer", TagLib::APE::Item("composer", TagLib::StringList(song.composer().c_str())));
tag->setItem("grouping", TagLib::APE::Item("grouping", TagLib::StringList(song.grouping().c_str())));
tag->setItem("performer", TagLib::APE::Item("performer", TagLib::StringList(song.performer().c_str())));
tag->setItem("lyrics", TagLib::APE::Item("lyrics", TagLib::String(song.lyrics())));
tag->addValue("compilation", QStringToTaglibString(song.compilation() ? QString::number(1) : QString()), true);
}
void TagReaderTagLib::SetTextFrame(const char *id, const QString &value, TagLib::ID3v2::Tag *tag) const {
const QByteArray utf8(value.toUtf8());
SetTextFrame(id, std::string(utf8.constData(), utf8.length()), tag);
}
void TagReaderTagLib::SetTextFrame(const char *id, const std::string &value, TagLib::ID3v2::Tag *tag) const {
TagLib::ByteVector id_vector(id);
QVector<TagLib::ByteVector> frames_buffer;
// Store and clear existing frames
while (tag->frameListMap().contains(id_vector) && tag->frameListMap()[id_vector].size() != 0) {
frames_buffer.push_back(tag->frameListMap()[id_vector].front()->render());
tag->removeFrame(tag->frameListMap()[id_vector].front());
}
if (value.empty()) return;
// If no frames stored create empty frame
if (frames_buffer.isEmpty()) {
TagLib::ID3v2::TextIdentificationFrame frame(id_vector, TagLib::String::UTF8);
frames_buffer.push_back(frame.render());
}
// Update and add the frames
for (int i = 0 ; i < frames_buffer.size() ; ++i) {
TagLib::ID3v2::TextIdentificationFrame *frame = new TagLib::ID3v2::TextIdentificationFrame(frames_buffer.at(i));
if (i == 0) {
frame->setText(StdStringToTaglibString(value));
}
// add frame takes ownership and clears the memory
tag->addFrame(frame);
}
}
void TagReaderTagLib::SetUnsyncLyricsFrame(const std::string &value, TagLib::ID3v2::Tag *tag) const {
TagLib::ByteVector id_vector("USLT");
QVector<TagLib::ByteVector> frames_buffer;
// Store and clear existing frames
while (tag->frameListMap().contains(id_vector) && tag->frameListMap()[id_vector].size() != 0) {
frames_buffer.push_back(tag->frameListMap()[id_vector].front()->render());
tag->removeFrame(tag->frameListMap()[id_vector].front());
}
if (value.empty()) return;
// If no frames stored create empty frame
if (frames_buffer.isEmpty()) {
TagLib::ID3v2::UnsynchronizedLyricsFrame frame(TagLib::String::UTF8);
frame.setDescription("Clementine editor");
frames_buffer.push_back(frame.render());
}
// Update and add the frames
for (int i = 0 ; i < frames_buffer.size() ; ++i) {
TagLib::ID3v2::UnsynchronizedLyricsFrame *frame = new TagLib::ID3v2::UnsynchronizedLyricsFrame(frames_buffer.at(i));
if (i == 0) {
frame->setText(StdStringToTaglibString(value));
}
// add frame takes ownership and clears the memory
tag->addFrame(frame);
}
}
QByteArray TagReaderTagLib::LoadEmbeddedArt(const QString &filename) const {
if (filename.isEmpty()) return QByteArray();
qLog(Debug) << "Loading art from" << filename;
#ifdef Q_OS_WIN32
TagLib::FileRef ref(filename.toStdWString().c_str());
#else
TagLib::FileRef ref(QFile::encodeName(filename).constData());
#endif
if (ref.isNull() || !ref.file()) return QByteArray();
// FLAC
if (TagLib::FLAC::File *flac_file = dynamic_cast<TagLib::FLAC::File*>(ref.file())) {
if (flac_file->xiphComment()) {
TagLib::List<TagLib::FLAC::Picture*> pics = flac_file->pictureList();
if (!pics.isEmpty()) {
TagLib::FLAC::Picture *picture = nullptr;
for (std::list<TagLib::FLAC::Picture*>::iterator it = pics.begin() ; it != pics.end() ; ++it) {
picture = *it;
if (picture->type() == TagLib::FLAC::Picture::FrontCover) {
break;
}
}
if (picture) return QByteArray(picture->data().data(), picture->data().size());
}
}
}
// WavPack
if (TagLib::WavPack::File *wavpack_file = dynamic_cast<TagLib::WavPack::File*>(ref.file())) {
return LoadEmbeddedAPEArt(wavpack_file->APETag()->itemListMap());
}
// APE
if (TagLib::APE::File *ape_file = dynamic_cast<TagLib::APE::File*>(ref.file())) {
return LoadEmbeddedAPEArt(ape_file->APETag()->itemListMap());
}
// MPC
if (TagLib::MPC::File *mpc_file = dynamic_cast<TagLib::MPC::File*>(ref.file())) {
return LoadEmbeddedAPEArt(mpc_file->APETag()->itemListMap());
}
// Ogg Vorbis / Speex
if (TagLib::Ogg::XiphComment *xiph_comment = dynamic_cast<TagLib::Ogg::XiphComment*>(ref.file()->tag())) {
TagLib::Ogg::FieldListMap map = xiph_comment->fieldListMap();
TagLib::List<TagLib::FLAC::Picture*> pics = xiph_comment->pictureList();
if (!pics.isEmpty()) {
for (auto p : pics) {
if (p->type() == TagLib::FLAC::Picture::FrontCover)
return QByteArray(p->data().data(), p->data().size());
}
// If there was no specific front cover, just take the first picture
std::list<TagLib::FLAC::Picture*>::iterator it = pics.begin();
TagLib::FLAC::Picture *picture = *it;
return QByteArray(picture->data().data(), picture->data().size());
}
// Ogg lacks a definitive standard for embedding cover art, but it seems b64 encoding a field called COVERART is the general convention
if (map.contains("COVERART"))
return QByteArray::fromBase64(map["COVERART"].toString().toCString());
return QByteArray();
}
// MP3
if (TagLib::MPEG::File *file_mp3 = dynamic_cast<TagLib::MPEG::File*>(ref.file())) {
if (file_mp3->ID3v2Tag()) {
TagLib::ID3v2::FrameList apic_frames = file_mp3->ID3v2Tag()->frameListMap()["APIC"];
if (apic_frames.isEmpty())
return QByteArray();
TagLib::ID3v2::AttachedPictureFrame *pic = static_cast<TagLib::ID3v2::AttachedPictureFrame*>(apic_frames.front());
return QByteArray(reinterpret_cast<const char*>(pic->picture().data()), pic->picture().size());
}
}
// MP4/AAC
if (TagLib::MP4::File *aac_file = dynamic_cast<TagLib::MP4::File*>(ref.file())) {
TagLib::MP4::Tag *tag = aac_file->tag();
if (tag->item("covr").isValid()) {
const TagLib::MP4::CoverArtList &art_list = tag->item("covr").toCoverArtList();
if (!art_list.isEmpty()) {
// Just take the first one for now
const TagLib::MP4::CoverArt &art = art_list.front();
return QByteArray(art.data().data(), art.data().size());
}
}
}
return QByteArray();
}
QByteArray TagReaderTagLib::LoadEmbeddedAPEArt(const TagLib::APE::ItemListMap &map) const {
QByteArray ret;
TagLib::APE::ItemListMap::ConstIterator it = map.find("COVER ART (FRONT)");
if (it != map.end()) {
TagLib::ByteVector data = it->second.binaryData();
int pos = data.find('\0') + 1;
if ((pos > 0) && (static_cast<uint>(pos) < data.size())) {
ret = QByteArray(data.data() + pos, data.size() - pos);
}
}
return ret;
}
bool TagReaderTagLib::SaveEmbeddedArt(const QString &filename, const QByteArray &data) {
if (filename.isEmpty()) return false;
qLog(Debug) << "Saving art to" << filename;
#ifdef Q_OS_WIN32
TagLib::FileRef ref(filename.toStdWString().c_str());
#else
TagLib::FileRef ref(QFile::encodeName(filename).constData());
#endif
if (ref.isNull() || !ref.file()) return false;
// FLAC
if (TagLib::FLAC::File *flac_file = dynamic_cast<TagLib::FLAC::File*>(ref.file())) {
if (flac_file->xiphComment()) {
flac_file->removePictures();
if (!data.isEmpty()) {
TagLib::FLAC::Picture *picture = new TagLib::FLAC::Picture();
picture->setType(TagLib::FLAC::Picture::FrontCover);
picture->setMimeType("image/jpeg");
picture->setData(TagLib::ByteVector(data.constData(), data.size()));
flac_file->addPicture(picture);
}
}
}
// Ogg Vorbis / Speex
else if (TagLib::Ogg::XiphComment *xiph_comment = dynamic_cast<TagLib::Ogg::XiphComment*>(ref.file()->tag())) {
TagLib::FLAC::Picture *picture = new TagLib::FLAC::Picture();
picture->setType(TagLib::FLAC::Picture::FrontCover);
picture->setMimeType("image/jpeg");
picture->setData(TagLib::ByteVector(data.constData(), data.size()));
xiph_comment->addPicture(picture);
}
// MP3
else if (TagLib::MPEG::File *file_mp3 = dynamic_cast<TagLib::MPEG::File*>(ref.file())) {
if (file_mp3->ID3v2Tag()) {
TagLib::ID3v2::Tag *tag = file_mp3->ID3v2Tag();
// Remove existing covers
TagLib::ID3v2::FrameList apiclist = tag->frameListMap()["APIC"];
for (TagLib::ID3v2::FrameList::ConstIterator it = apiclist.begin() ; it != apiclist.end() ; ++it ) {
TagLib::ID3v2::AttachedPictureFrame *frame = dynamic_cast<TagLib::ID3v2::AttachedPictureFrame*>(*it);
tag->removeFrame(frame, false);
}
if (!data.isEmpty()) {
// Add new cover
TagLib::ID3v2::AttachedPictureFrame *frontcover = nullptr;
frontcover = new TagLib::ID3v2::AttachedPictureFrame("APIC");
frontcover->setType(TagLib::ID3v2::AttachedPictureFrame::FrontCover);
frontcover->setMimeType("image/jpeg");
frontcover->setPicture(TagLib::ByteVector(data.constData(), data.count()));
tag->addFrame(frontcover);
}
}
}
// MP4/AAC
else if (TagLib::MP4::File *aac_file = dynamic_cast<TagLib::MP4::File*>(ref.file())) {
TagLib::MP4::Tag *tag = aac_file->tag();
TagLib::MP4::CoverArtList covers;
if (tag) {
if (data.isEmpty()) {
if (tag->contains("covr")) tag->removeItem("covr");
}
else {
covers.append(TagLib::MP4::CoverArt(TagLib::MP4::CoverArt::JPEG, TagLib::ByteVector(data.constData(), data.count())));
tag->setItem("covr", covers);
}
}
}
// Not supported.
else return false;
return ref.file()->save();
}
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