void read(MPD::MutableSong &s)
{
TagLib::FileRef f(s.getURI().c_str());
if (f.isNull())
return;
s.setDuration(f.audioProperties()->length());
if (auto mpeg_file = dynamic_cast<TagLib::MPEG::File *>(f.file()))
{
if (auto id3v1 = mpeg_file->ID3v1Tag())
readID3v1Tags(s, id3v1);
if (auto id3v2 = mpeg_file->ID3v2Tag())
readID3v2Tags(s, id3v2);
}
else if (auto ogg_file = dynamic_cast<TagLib::Ogg::Vorbis::File *>(f.file()))
{
if (auto xiph = ogg_file->tag())
readXiphComments(s, xiph);
}
else if (auto flac_file = dynamic_cast<TagLib::FLAC::File *>(f.file()))
{
if (auto xiph = flac_file->xiphComment())
readXiphComments(s, xiph);
}
else
readCommonTags(s, f.tag());
}
Meta::ReplayGainTagMap
Meta::readReplayGainTags( const TagLib::FileRef &fileref )
{
Meta::ReplayGainTagMap map;
// NB: we can't get replay gain info from MPC files, since it's stored in some magic place
// and not in the APE tags, and taglib doesn't let us access the information (unless
// we want to parse the file ourselves).
// FIXME: should we try getting the info from the MPC APE tag just in case?
if ( TagLib::MPEG::File *file = dynamic_cast<TagLib::MPEG::File *>( fileref.file() ) )
{
if ( file->ID3v2Tag() )
map = readID3v2Tags( file->ID3v2Tag() );
if ( map.isEmpty() && file->APETag() )
map = readAPETags( file->APETag() );
}
else if ( TagLib::Ogg::Vorbis::File *file = dynamic_cast<TagLib::Ogg::Vorbis::File *>( fileref.file() ) )
{
if ( file->tag() )
map = readXiphTags( file->tag() );
}
else if ( TagLib::FLAC::File *file = dynamic_cast<TagLib::FLAC::File *>( fileref.file() ) )
{
if ( file->xiphComment() )
map = readXiphTags( file->xiphComment() );
if ( map.isEmpty() && file->ID3v2Tag() )
map = readID3v2Tags( file->ID3v2Tag() );
}
else if ( TagLib::Ogg::FLAC::File *file = dynamic_cast<TagLib::Ogg::FLAC::File *>( fileref.file() ) )
{
if ( file->tag() )
map = readXiphTags( file->tag() );
}
else if ( TagLib::WavPack::File *file = dynamic_cast<TagLib::WavPack::File *>( fileref.file() ) )
{
if ( file->APETag() )
map = readAPETags( file->APETag() );
}
else if ( TagLib::TrueAudio::File *file = dynamic_cast<TagLib::TrueAudio::File *>( fileref.file() ) )
{
if ( file->ID3v2Tag() )
map = readID3v2Tags( file->ID3v2Tag() );
}
else if ( TagLib::Ogg::Speex::File *file = dynamic_cast<TagLib::Ogg::Speex::File *>( fileref.file() ) )
{
if ( file->tag() )
map = readXiphTags( file->tag() );
}
else if ( TagLib::MPC::File *file = dynamic_cast<TagLib::MPC::File *>( fileref.file() ) )
{
// This is NOT the correct way to get replay gain tags from MPC files, but
// taglib doesn't allow us access to the real information.
// This allows people to work around this issue by copying their replay gain
// information to the APE tag.
if ( file->APETag() )
map = readAPETags( file->APETag() );
}
else if ( TagLib::ASF::File *file = dynamic_cast<TagLib::ASF::File *>( fileref.file() ) )
{
if ( file->tag() )
map = readASFTags( file->tag() );
}
// See comment above
#ifdef DO_NOT_USE_THIS_UNTIL_FIXED
else if ( TagLib::MP4::File *file = dynamic_cast<TagLib::MP4::File *>( fileref.file() ) )
{
if ( file->tag() )
map = readMP4Tags( file->getMP4Tag() );
}
#endif
return map;
}
