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; }
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; }