libs/ardour/audiofile_tagger.cc

   1 /*
   2     Copyright (C) 2008 Paul Davis
   3     Author: Sakari Bergen
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18
  19 */
  20
  21 #include "ardour/audiofile_tagger.h"
  22
  23 #include "ardour/session_metadata.h"
  24
  25 #include "pbd/convert.h"
  26
  27 #include "taglib/fileref.h"
  28 #include "taglib/flacfile.h"
  29 #include "taglib/oggfile.h"
  30 #include "taglib/tag.h"
  31 #include "taglib/taglib.h"
  32 #include "taglib/xiphcomment.h"
  33
  34 /* Convert string to TagLib::String */
  35 #define TL_STR(string) TagLib::String ((string).c_str(), TagLib::String::UTF8)
  36
  37 using namespace PBD;
  38
  39 namespace ARDOUR
  40 {
  41
  42 bool
  43 AudiofileTagger::tag_file (string const & filename, SessionMetadata const & metadata)
  44 {
  45         TagLib::FileRef file (filename.c_str());
  46         TagLib::Tag & tag (*file.tag());
  47
  48         tag_generic (tag, metadata);
  49
  50         /* FLAC */
  51
  52         TagLib::FLAC::File * flac_file;
  53         if ((flac_file = dynamic_cast<TagLib::FLAC::File *> (file.file()))) {
  54                 TagLib::Ogg::XiphComment * vorbis_tag;
  55                 if ((vorbis_tag = dynamic_cast<TagLib::Ogg::XiphComment *> (flac_file->xiphComment (true)))) {
  56                         tag_vorbis_comment (*vorbis_tag, metadata);
  57                 } else {
  58                         std::cerr << "Could not get Xiph comment for FLAC file!" << std::endl;
  59                 }
  60         }
  61
  62         /* Ogg */
  63
  64         TagLib::Ogg::File * ogg_file;
  65         if ((ogg_file = dynamic_cast<TagLib::Ogg::File *> (file.file()))) {
  66                 TagLib::Ogg::XiphComment * vorbis_tag;
  67                 if ((vorbis_tag = dynamic_cast<TagLib::Ogg::XiphComment *> (ogg_file->tag()))) {
  68                         tag_vorbis_comment (*vorbis_tag, metadata);
  69                 } else {
  70                         std::cerr << "Could not get Xiph comment for Ogg file!" << std::endl;
  71                 }
  72         }
  73
  74         file.save();
  75         return true;
  76 }
  77
  78 bool
  79 AudiofileTagger::tag_generic (TagLib::Tag & tag, SessionMetadata const & metadata)
  80 {
  81         tag.setTitle (TL_STR(metadata.title()));
  82         tag.setArtist (TL_STR(metadata.artist()));
  83         tag.setAlbum (TL_STR(metadata.album()));
  84         tag.setComment (TL_STR(metadata.comment()));
  85         tag.setGenre (TL_STR(metadata.genre()));
  86         tag.setYear (metadata.year());
  87         tag.setTrack (metadata.track_number());
  88
  89         return true;
  90 }
  91
  92 bool
  93 AudiofileTagger::tag_vorbis_comment (TagLib::Ogg::XiphComment & tag, SessionMetadata const & metadata)
  94 {
  95         tag.addField ("COPYRIGHT", TL_STR(metadata.copyright()));
  96         tag.addField ("ISRC", TL_STR(metadata.isrc()));
  97         tag.addField ("GROUPING ", TL_STR(metadata.grouping()));
  98         tag.addField ("SUBTITLE", TL_STR(metadata.subtitle()));
  99         tag.addField ("ALBUMARTIST", TL_STR(metadata.album_artist()));
 100         tag.addField ("LYRICIST", TL_STR(metadata.lyricist()));
 101         tag.addField ("COMPOSER", TL_STR(metadata.composer()));
 102         tag.addField ("CONDUCTOR", TL_STR(metadata.conductor()));
 103         tag.addField ("REMIXER", TL_STR(metadata.remixer()));
 104         tag.addField ("ARRANGER", TL_STR(metadata.arranger()));
 105         tag.addField ("ENGINEER", TL_STR(metadata.engineer()));
 106         tag.addField ("PRODUCER", TL_STR(metadata.producer()));
 107         tag.addField ("DJMIXER", TL_STR(metadata.dj_mixer()));
 108         tag.addField ("MIXER", TL_STR(metadata.mixer()));
 109         tag.addField ("COMPILATION", TL_STR(metadata.compilation()));
 110         tag.addField ("DISCSUBTITLE", TL_STR(metadata.disc_subtitle()));
 111         tag.addField ("DISCNUMBER", to_string (metadata.disc_number(), std::dec));
 112
 113         // No field for total discs or tracks
 114
 115         return true;
 116 }
 117
 118
 119 } // namespace ARDOUR
 120