bool TagEditor::open( const QString &fileName ) { clear(); #ifdef Q_OS_WIN fRef = new FileRef( ( const wchar_t * )fileName.utf16(), false ); #else fRef = new FileRef( fileName.toLocal8Bit(), false ); #endif if ( !fRef->isNull() && fRef->tag() ) { File &file = *fRef->file(); #if TAGLIB19 /* Copy ID3v2 to InfoTag */ if ( instanceOf( file, RIFF::WAV::File ) ) { const Tag &tag = *fRef->tag(); RIFF::Info::Tag &infoTag = *( ( RIFF::WAV::File & )file ).InfoTag(); if ( infoTag.isEmpty() && !tag.isEmpty() ) { infoTag.setTitle( tag.title() ); infoTag.setArtist( tag.artist() ); infoTag.setAlbum( tag.album() ); infoTag.setComment( tag.comment() ); infoTag.setGenre( tag.genre() ); infoTag.setYear( tag.year() ); infoTag.setTrack( tag.track() ); } } #endif const Tag &tag = getTag( *fRef, file ); bool hasTags = !tag.isEmpty(); setChecked( true ); if ( hasTags ) { titleE->setText( tag.title().toCString( true ) ); artistE->setText( tag.artist().toCString( true ) ); albumE->setText( tag.album().toCString( true ) ); commentE->setText( tag.comment().toCString( true ) ); genreE->setText( tag.genre().toCString( true ) ); yearB->setValue( tag.year() ); trackB->setValue( tag.track() ); } /* Covers */ if ( instanceOf( file, MPEG::File ) || instanceOf( file, RIFF::AIFF::File ) ) { pictureB->setEnabled( true ); if ( hasTags ) { ID3v2::Tag *id3v2 = NULL; if ( instanceOf( file, MPEG::File ) ) { MPEG::File &mpegF = ( MPEG::File & )file; #if TAGLIB19 if ( mpegF.hasID3v2Tag() ) #endif id3v2 = mpegF.ID3v2Tag(); } else if ( instanceOf( file, RIFF::AIFF::File ) ) id3v2 = ( ( RIFF::AIFF::File & )file ).tag(); if ( id3v2 ) { const ID3v2::FrameList &frameList = id3v2->frameList( "APIC" ); if ( !frameList.isEmpty() ) { ID3v2::AttachedPictureFrame &pictureFrame = *( ID3v2::AttachedPictureFrame * )frameList.front(); pictureMimeType = pictureFrame.mimeType().toCString(); *picture = pictureFrame.picture(); pictureB->setChecked( true ); pictureW->update(); } } } } else if ( instanceOf( file, FLAC::File ) ) { pictureB->setEnabled( true ); FLAC::File &flacF = ( FLAC::File & )file; if ( !flacF.pictureList().isEmpty() ) { FLAC::Picture &flacPicture = *flacF.pictureList().front(); pictureMimeType = flacPicture.mimeType().toCString(); *picture = flacPicture.data(); pictureB->setChecked( true ); pictureW->update(); hasTags = true; } } else if ( instanceOf( file, MP4::File ) ) { MP4::ItemListMap &itemListMap = ( ( MP4::File & )file ).tag()->itemListMap(); MP4::ItemListMap::ConstIterator it = itemListMap.find( "covr" ); pictureB->setEnabled( true ); if ( it != itemListMap.end() ) { MP4::CoverArtList coverArtList = it->second.toCoverArtList(); if ( !coverArtList.isEmpty() ) { MP4::CoverArt coverArt = coverArtList.front(); switch ( coverArt.format() ) { case MP4::CoverArt::JPEG: pictureMimeType = "image/jpeg"; break; case MP4::CoverArt::PNG: pictureMimeType = "image/png"; break; #if TAGLIB18 case MP4::CoverArt::BMP: pictureMimeType = "image/bmp"; break; case MP4::CoverArt::GIF: pictureMimeType = "image/gif"; break; #endif default: break; } if ( !pictureMimeType.isEmpty() ) { *picture = coverArt.data(); pictureB->setChecked( true ); pictureW->update(); hasTags = true; } } } } else if ( isOgg( file ) ) { const Ogg::XiphComment *xiphComment = getXiphComment( file ); if ( xiphComment ) { const Ogg::FieldListMap &fieldListMap = xiphComment->fieldListMap(); Ogg::FieldListMap::ConstIterator it = fieldListMap.find( "METADATA_BLOCK_PICTURE" ); pictureB->setEnabled( true ); if ( it != fieldListMap.end() && !it->second.isEmpty() ) { /* OGG picture and FLAC picture are the same except OGG picture is encoded into Base64 */ QByteArray pict_frame_decoded = QByteArray::fromBase64( it->second.front().toCString() ); FLAC::Picture flacPicture; if ( flacPicture.parse( ByteVector( pict_frame_decoded.data(), pict_frame_decoded.size() ) ) ) { pictureMimeType = flacPicture.mimeType().toCString(); *picture = flacPicture.data(); pictureB->setChecked( true ); pictureW->update(); } } } } pictureBChecked = pictureB->isChecked(); setChecked( hasTags ); return true; } delete fRef; fRef = NULL; return false; }
void FLAC::File::scan() { // Scan the metadata pages if(d->scanned) return; if(!isValid()) return; long nextBlockOffset; if(d->hasID3v2) nextBlockOffset = find("fLaC", d->ID3v2Location + d->ID3v2OriginalSize); else nextBlockOffset = find("fLaC"); if(nextBlockOffset < 0) { debug("FLAC::File::scan() -- FLAC stream not found"); setValid(false); return; } nextBlockOffset += 4; d->flacStart = nextBlockOffset; seek(nextBlockOffset); ByteVector header = readBlock(4); // Header format (from spec): // <1> Last-metadata-block flag // <7> BLOCK_TYPE // 0 : STREAMINFO // 1 : PADDING // .. // 4 : VORBIS_COMMENT // .. // <24> Length of metadata to follow char blockType = header[0] & 0x7f; bool isLastBlock = (header[0] & 0x80) != 0; uint length = header.mid(1, 3).toUInt(); // First block should be the stream_info metadata if(blockType != MetadataBlock::StreamInfo) { debug("FLAC::File::scan() -- invalid FLAC stream"); setValid(false); return; } d->streamInfoData = readBlock(length); d->blocks.append(new UnknownMetadataBlock(blockType, d->streamInfoData)); nextBlockOffset += length + 4; // Search through the remaining metadata while(!isLastBlock) { header = readBlock(4); blockType = header[0] & 0x7f; isLastBlock = (header[0] & 0x80) != 0; length = header.mid(1, 3).toUInt(); ByteVector data = readBlock(length); if(data.size() != length || length == 0) { debug("FLAC::File::scan() -- FLAC stream corrupted"); setValid(false); return; } MetadataBlock *block = 0; // Found the vorbis-comment if(blockType == MetadataBlock::VorbisComment) { if(!d->hasXiphComment) { d->xiphCommentData = data; d->hasXiphComment = true; } else { debug("FLAC::File::scan() -- multiple Vorbis Comment blocks found, using the first one"); } } else if(blockType == MetadataBlock::Picture) { FLAC::Picture *picture = new FLAC::Picture(); if(picture->parse(data)) { block = picture; } else { debug("FLAC::File::scan() -- invalid picture found, discarting"); delete picture; } } if(!block) { block = new UnknownMetadataBlock(blockType, data); } if(block->code() != MetadataBlock::Padding) { d->blocks.append(block); } else { delete block; } nextBlockOffset += length + 4; if(nextBlockOffset >= File::length()) { debug("FLAC::File::scan() -- FLAC stream corrupted"); setValid(false); return; } seek(nextBlockOffset); } // End of metadata, now comes the datastream d->streamStart = nextBlockOffset; d->streamLength = File::length() - d->streamStart; if(d->hasID3v1) d->streamLength -= 128; d->scanned = true; }