Meta::FieldHash
MP4TagHelper::tags() const
{
Meta::FieldHash data = TagHelper::tags();
TagLib::MP4::ItemListMap map = m_tag->itemListMap();
for( TagLib::MP4::ItemListMap::ConstIterator it = map.begin(); it != map.end(); ++it )
{
qint64 field;
QString value = TStringToQString( it->second.toStringList().toString( '\n' ) );
if( ( field = fieldName( it->first ) ) )
{
if( field == Meta::valHasCover )
{
TagLib::MP4::CoverArtList coverList = it->second.toCoverArtList();
for( TagLib::MP4::CoverArtList::ConstIterator it = coverList.begin(); it != coverList.end(); ++it )
if( it->data().size() > MIN_COVER_SIZE )
{
data.insert( field, true );
break;
}
}
// http://gitorious.org/~jefferai/xdg-specs/jefferais-xdg-specs/blobs/mediaspecs/specifications/FMPSpecs/specification.txt sais that mp4 tags should be saved as strings
else if( field == Meta::valPlaycount )
data.insert( field, value.toInt() );
else if( field == Meta::valRating )
data.insert( field, qRound( value.toFloat() * 10.0 ) );
else if( field == Meta::valScore )
data.insert( field, value.toFloat() * 100.0 );
else if( field == Meta::valBpm )
data.insert( field, it->second.toInt() );
else if( field == Meta::valDiscNr )
data.insert( field, it->second.toIntPair().first );
else if( field == Meta::valCompilation )
data.insert( field, it->second.toBool() );
else
data.insert( field, value );
}
else if( it->first == uidFieldName( UIDAFT ) && isValidUID( value, UIDAFT ) )
data.insert( Meta::valUniqueId, value );
}
return data;
}
QImage
MP4TagHelper::embeddedCover() const
{
TagLib::MP4::ItemListMap map = m_tag->itemListMap();
TagLib::String name = fieldName( Meta::valHasCover );
for( TagLib::MP4::ItemListMap::ConstIterator it = map.begin(); it != map.end(); ++it )
{
if( it->first == name )
{
TagLib::MP4::CoverArtList coverList = it->second.toCoverArtList();
for( TagLib::MP4::CoverArtList::Iterator cover = coverList.begin(); cover != coverList.end(); ++cover )
{
if( cover->data().size() > MIN_COVER_SIZE )
return QImage::fromData( ( uchar * ) cover->data().data(), cover->data().size() );
}
}
}
return QImage();
}
MP4Tag::MP4Tag( TagLib::Tag *tag, TagLib::MP4::Tag *mp4Tag )
: Tag( tag )
, m_mp4Tag( mp4Tag )
{
TagLib::MP4::ItemListMap map = m_mp4Tag->itemListMap();
for( TagLib::MP4::ItemListMap::ConstIterator it = map.begin();
it != map.end(); ++it )
{
TagLib::String key = it->first;
QString val = TStringToQString( it->second.toStringList().toString( '\n' ) );
if( key == TagLib::String( "aART" ) ) //album artist
{
m_albumArtist = val;
}
else if( key == TagLib::String( "\xA9wrt" ) ) //composer
{
m_composer = val;
}
else if( key == TagLib::String( "disk" ) ) //disk number
{
m_discNumber = processDiscNumber( val );
}
}
}