C++ CMusicInfoTag::SetMusicBrainzAlbumArtistID方法代码示例

bool CTagLoaderTagLib::ParseAPETag(APE::Tag *ape, EmbeddedArt *art, CMusicInfoTag& tag)
{
  if (!ape)
    return false;

  const APE::ItemListMap itemListMap = ape->itemListMap();
  for (APE::ItemListMap::ConstIterator it = itemListMap.begin(); it != itemListMap.end(); ++it)
  {
    if (it->first == "ARTIST")                         SetArtist(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "ALBUM ARTIST")              SetAlbumArtist(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "ALBUM")                     tag.SetAlbum(it->second.toString().to8Bit(true));
    else if (it->first == "TITLE")                     tag.SetTitle(it->second.toString().to8Bit(true));
    else if (it->first == "TRACKNUMBER")               tag.SetTrackNumber(it->second.toString().toInt());
    else if (it->first == "DISCNUMBER")                tag.SetPartOfSet(it->second.toString().toInt());
    else if (it->first == "YEAR")                      tag.SetYear(it->second.toString().toInt());
    else if (it->first == "GENRE")                     SetGenre(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "COMMENT")                   tag.SetComment(it->second.toString().to8Bit(true));
    else if (it->first == "ENCODEDBY")                 {}
    else if (it->first == "COMPILATION")               tag.SetCompilation(it->second.toString().toInt() == 1);
    else if (it->first == "LYRICS")                    tag.SetLyrics(it->second.toString().to8Bit(true));
    else if (it->first == "REPLAYGAIN_TRACK_GAIN")     tag.SetReplayGainTrackGain((int)(atof(it->second.toString().toCString(true)) * 100 + 0.5));
    else if (it->first == "REPLAYGAIN_ALBUM_GAIN")     tag.SetReplayGainAlbumGain((int)(atof(it->second.toString().toCString(true)) * 100 + 0.5));
    else if (it->first == "REPLAYGAIN_TRACK_PEAK")     tag.SetReplayGainTrackPeak((float)atof(it->second.toString().toCString(true)));
    else if (it->first == "REPLAYGAIN_ALBUM_PEAK")     tag.SetReplayGainAlbumPeak((float)atof(it->second.toString().toCString(true)));
    else if (it->first == "MUSICBRAINZ_ARTISTID")      tag.SetMusicBrainzArtistID(it->second.toString().to8Bit(true));
    else if (it->first == "MUSICBRAINZ_ALBUMARTISTID") tag.SetMusicBrainzAlbumArtistID(it->second.toString().to8Bit(true));
    else if (it->first == "MUSICBRAINZ_ALBUMID")       tag.SetMusicBrainzAlbumID(it->second.toString().to8Bit(true));
    else if (it->first == "MUSICBRAINZ_TRACKID")       tag.SetMusicBrainzTrackID(it->second.toString().to8Bit(true));
    else if (g_advancedSettings.m_logLevel == LOG_LEVEL_MAX)
      CLog::Log(LOGDEBUG, "unrecognized APE tag: %s", it->first.toCString(true));
  }

  return true;
}

bool CTagLoaderTagLib::ParseMP4Tag(MP4::Tag *mp4, EmbeddedArt *art, CMusicInfoTag& tag)
{
  if (!mp4)
    return false;

  MP4::ItemListMap& itemListMap = mp4->itemListMap();
  for (MP4::ItemListMap::ConstIterator it = itemListMap.begin(); it != itemListMap.end(); ++it)
  {
    if (it->first == "\251nam")      tag.SetTitle(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "\251ART") SetArtist(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "\251alb") tag.SetAlbum(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "aART")    SetAlbumArtist(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "\251gen") SetGenre(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "\251cmt") tag.SetComment(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "cpil")    tag.SetCompilation(it->second.toBool());
    else if (it->first == "trkn")    tag.SetTrackNumber(it->second.toIntPair().first);
    else if (it->first == "disk")    tag.SetPartOfSet(it->second.toIntPair().first);
    else if (it->first == "\251day") tag.SetYear(it->second.toStringList().front().toInt());
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Artist Id")
      tag.SetMusicBrainzArtistID(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Album Artist Id")
      tag.SetMusicBrainzAlbumArtistID(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Album Id")
      tag.SetMusicBrainzAlbumID(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Track Id")
      tag.SetMusicBrainzTrackID(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "covr")
    {
      MP4::CoverArtList coverArtList = it->second.toCoverArtList();
      for (MP4::CoverArtList::ConstIterator pt = coverArtList.begin(); pt != coverArtList.end(); ++pt)
      {
        string mime;
        switch (pt->format())
        {
          case MP4::CoverArt::PNG:
            mime = "image/png";
            break;
          case MP4::CoverArt::JPEG:
            mime = "image/jpeg";
            break;
          default:
            break;
        }
        if (mime.empty())
          continue;
        tag.SetCoverArtInfo(pt->data().size(), mime);
        if (art)
          art->set((const uint8_t *)pt->data().data(), pt->data().size(), mime);
        break; // one is enough
      }
    }
  }

  return true;
}

bool CTagLoaderTagLib::ParseASF(ASF::Tag *asf, EmbeddedArt *art, CMusicInfoTag& tag)
{
  if (!asf)
    return false;

  tag.SetTitle(asf->title().to8Bit(true));
  const ASF::AttributeListMap& attributeListMap = asf->attributeListMap();
  for (ASF::AttributeListMap::ConstIterator it = attributeListMap.begin(); it != attributeListMap.end(); ++it)
  {
    if (it->first == "Author")                           SetArtist(tag, GetASFStringList(it->second));
    else if (it->first == "WM/AlbumArtist")              SetAlbumArtist(tag, GetASFStringList(it->second));
    else if (it->first == "WM/AlbumTitle")               tag.SetAlbum(it->second.front().toString().to8Bit(true));
    else if (it->first == "WM/TrackNumber" ||
             it->first == "WM/Track")
    {
      if (it->second.front().type() == ASF::Attribute::DWordType)
        tag.SetTrackNumber(it->second.front().toUInt());
      else
        tag.SetTrackNumber(atoi(it->second.front().toString().toCString(true)));
    }
    else if (it->first == "WM/PartOfSet")                tag.SetPartOfSet(atoi(it->second.front().toString().toCString(true)));
    else if (it->first == "WM/Genre")                    SetGenre(tag, GetASFStringList(it->second));
    else if (it->first == "WM/AlbumArtistSortOrder")     {} // Known unsupported, supress warnings
    else if (it->first == "WM/ArtistSortOrder")          {} // Known unsupported, supress warnings
    else if (it->first == "WM/Script")                   {} // Known unsupported, supress warnings
    else if (it->first == "WM/Year")                     tag.SetYear(atoi(it->second.front().toString().toCString(true)));
    else if (it->first == "MusicBrainz/Artist Id")       tag.SetMusicBrainzArtistID(GetASFStringList(it->second));
    else if (it->first == "MusicBrainz/Album Id")        tag.SetMusicBrainzAlbumID(it->second.front().toString().to8Bit(true));
    else if (it->first == "MusicBrainz/Album Artist")    SetAlbumArtist(tag, GetASFStringList(it->second));
    else if (it->first == "MusicBrainz/Album Artist Id") tag.SetMusicBrainzAlbumArtistID(GetASFStringList(it->second));
    else if (it->first == "MusicBrainz/Track Id")        tag.SetMusicBrainzTrackID(it->second.front().toString().to8Bit(true));
    else if (it->first == "MusicBrainz/Album Status")    {}
    else if (it->first == "MusicBrainz/Album Type")      {}
    else if (it->first == "MusicIP/PUID")                {}
    else if (it->first == "replaygain_track_gain")       tag.SetReplayGainTrackGain((int)(atof(it->second.front().toString().toCString(true)) * 100 + 0.5));
    else if (it->first == "replaygain_album_gain")       tag.SetReplayGainAlbumGain((int)(atof(it->second.front().toString().toCString(true)) * 100 + 0.5));
    else if (it->first == "replaygain_track_peak")       tag.SetReplayGainTrackPeak((float)atof(it->second.front().toString().toCString(true)));
    else if (it->first == "replaygain_album_peak")       tag.SetReplayGainAlbumPeak((float)atof(it->second.front().toString().toCString(true)));
    else if (it->first == "WM/Picture")
    { // picture
      ASF::Picture pic = it->second.front().toPicture();
      tag.SetCoverArtInfo(pic.picture().size(), pic.mimeType().toCString());
      if (art)
        art->set((const uint8_t *)pic.picture().data(), pic.picture().size(), pic.mimeType().toCString());
    }
    else if (g_advancedSettings.m_logLevel == LOG_LEVEL_MAX)
      CLog::Log(LOGDEBUG, "unrecognized ASF tag name: %s", it->first.toCString(true));
  }
  // artist may be specified in the ContentDescription block rather than using the 'Author' attribute.
  if (tag.GetArtist().empty())
    tag.SetArtist(asf->artist().toCString(true));
  tag.SetLoaded(true);
  return true;
}

bool CTagLoaderTagLib::ParseXiphComment(Ogg::XiphComment *xiph, EmbeddedArt *art, CMusicInfoTag& tag)
{
  if (!xiph)
    return false;

  const Ogg::FieldListMap& fieldListMap = xiph->fieldListMap();
  for (Ogg::FieldListMap::ConstIterator it = fieldListMap.begin(); it != fieldListMap.end(); ++it)
  {
    if (it->first == "ARTIST")                         SetArtist(tag, StringListToVectorString(it->second));
    else if (it->first == "ALBUMARTIST")               SetAlbumArtist(tag, StringListToVectorString(it->second));
    else if (it->first == "ALBUM ARTIST")              SetAlbumArtist(tag, StringListToVectorString(it->second));
    else if (it->first == "ALBUM")                     tag.SetAlbum(it->second.front().to8Bit(true));
    else if (it->first == "TITLE")                     tag.SetTitle(it->second.front().to8Bit(true));
    else if (it->first == "TRACKNUMBER")               tag.SetTrackNumber(it->second.front().toInt());
    else if (it->first == "DISCNUMBER")                tag.SetPartOfSet(it->second.front().toInt());
    else if (it->first == "YEAR")                      tag.SetYear(it->second.front().toInt());
    else if (it->first == "DATE")                      tag.SetYear(it->second.front().toInt());
    else if (it->first == "GENRE")                     SetGenre(tag, StringListToVectorString(it->second));
    else if (it->first == "COMMENT")                   tag.SetComment(it->second.front().to8Bit(true));
    else if (it->first == "ENCODEDBY")                 {}
    else if (it->first == "ENSEMBLE")                  {}
    else if (it->first == "COMPILATION")               tag.SetCompilation(it->second.front().toInt() == 1);
    else if (it->first == "LYRICS")                    tag.SetLyrics(it->second.front().to8Bit(true));
    else if (it->first == "REPLAYGAIN_TRACK_GAIN")     tag.SetReplayGainTrackGain((int)(atof(it->second.front().toCString(true)) * 100 + 0.5));
    else if (it->first == "REPLAYGAIN_ALBUM_GAIN")     tag.SetReplayGainAlbumGain((int)(atof(it->second.front().toCString(true)) * 100 + 0.5));
    else if (it->first == "REPLAYGAIN_TRACK_PEAK")     tag.SetReplayGainTrackPeak((float)atof(it->second.front().toCString(true)));
    else if (it->first == "REPLAYGAIN_ALBUM_PEAK")     tag.SetReplayGainAlbumPeak((float)atof(it->second.front().toCString(true)));
    else if (it->first == "MUSICBRAINZ_ARTISTID")      tag.SetMusicBrainzArtistID(it->second.front().to8Bit(true));
    else if (it->first == "MUSICBRAINZ_ALBUMARTISTID") tag.SetMusicBrainzAlbumArtistID(it->second.front().to8Bit(true));
    else if (it->first == "MUSICBRAINZ_ALBUMID")       tag.SetMusicBrainzAlbumID(it->second.front().to8Bit(true));
    else if (it->first == "MUSICBRAINZ_TRACKID")       tag.SetMusicBrainzTrackID(it->second.front().to8Bit(true));
    else if (it->first == "RATING")
    {
      // Vorbis ratings are a mess because the standard forgot to mention anything about them.
      // If you want to see how emotive the issue is and the varying standards, check here:
      // http://forums.winamp.com/showthread.php?t=324512
      // The most common standard in that thread seems to be a 0-100 scale for 1-5 stars.
      // So, that's what we'll support for now.
      int iRating = it->second.front().toInt();
      if (iRating > 0 && iRating <= 100)
        tag.SetRating((iRating / 20) + '0');
    }
    else if (g_advancedSettings.m_logLevel == LOG_LEVEL_MAX)
      CLog::Log(LOGDEBUG, "unrecognized XipComment name: %s", it->first.toCString(true));
  }

  return true;
}

bool CMusicInfoTagLoaderApe::Load(const CStdString& strFileName, CMusicInfoTag& tag, EmbeddedArt *art)
{
  try
  {
    // retrieve the APE Tag info from strFileName
    // and put it in tag
    tag.SetURL(strFileName);
    DVDPlayerCodec codec;
    if (codec.Init(strFileName, 4096))
    {
      tag.SetDuration((int)(codec.m_TotalTime/1000));
      codec.DeInit();
    }
    CAPEv2Tag myTag;
    if (myTag.ReadTag((char*)strFileName.c_str())) // true to check ID3 tag as well
    {
      tag.SetTitle(myTag.GetTitle());
      tag.SetAlbum(myTag.GetAlbum());
      tag.SetArtist(myTag.GetArtist());
      tag.SetAlbumArtist(myTag.GetAlbumArtist());
      tag.SetGenre(myTag.GetGenre());
      tag.SetTrackNumber(myTag.GetTrackNum());
      tag.SetPartOfSet(myTag.GetDiscNum());
      tag.SetComment(myTag.GetComment());
      tag.SetLyrics(myTag.GetLyrics());
      tag.SetMusicBrainzAlbumArtistID(myTag.GetMusicBrainzAlbumArtistID());
      tag.SetMusicBrainzAlbumID(myTag.GetMusicBrainzAlbumID());
      tag.SetMusicBrainzArtistID(myTag.GetMusicBrainzArtistID());
      tag.SetMusicBrainzTrackID(myTag.GetMusicBrainzTrackID());
      tag.SetMusicBrainzTRMID(myTag.GetMusicBrainzTRMID());
      SYSTEMTIME dateTime;
      ZeroMemory(&dateTime, sizeof(SYSTEMTIME));
      dateTime.wYear = atoi(myTag.GetYear());
      tag.SetRating(myTag.GetRating());
      tag.SetReleaseDate(dateTime);
      tag.SetLoaded();
      return true;
    }
  }
  catch (...)
  {
    CLog::Log(LOGERROR, "Tag loader ape: exception in file %s", strFileName.c_str());
  }

  tag.SetLoaded(false);
  return false;
}

bool CTagLoaderTagLib::ParseTag(Ogg::XiphComment *xiph, EmbeddedArt *art, CMusicInfoTag& tag)
{
  if (!xiph)
    return false;

  FLAC::Picture pictures[3];
  ReplayGain replayGainInfo;

  const Ogg::FieldListMap& fieldListMap = xiph->fieldListMap();
  for (Ogg::FieldListMap::ConstIterator it = fieldListMap.begin(); it != fieldListMap.end(); ++it)
  {
    if (it->first == "ARTIST")
      SetArtist(tag, StringListToVectorString(it->second));
    else if (it->first == "ARTISTS")
      tag.SetMusicBrainzArtistHints(StringListToVectorString(it->second));
    else if (it->first == "ALBUMARTIST" || it->first == "ALBUM ARTIST")
      SetAlbumArtist(tag, StringListToVectorString(it->second));
    else if (it->first == "ALBUMARTISTS" || it->first == "ALBUM ARTISTS")
      tag.SetMusicBrainzAlbumArtistHints(StringListToVectorString(it->second));
    else if (it->first == "ALBUM")
      tag.SetAlbum(it->second.front().to8Bit(true));
    else if (it->first == "TITLE")
      tag.SetTitle(it->second.front().to8Bit(true));
    else if (it->first == "TRACKNUMBER")
      tag.SetTrackNumber(it->second.front().toInt());
    else if (it->first == "DISCNUMBER")
      tag.SetDiscNumber(it->second.front().toInt());
    else if (it->first == "YEAR")
      tag.SetYear(it->second.front().toInt());
    else if (it->first == "DATE")
      tag.SetYear(it->second.front().toInt());
    else if (it->first == "GENRE")
      SetGenre(tag, StringListToVectorString(it->second));
    else if (it->first == "COMMENT")
      tag.SetComment(it->second.front().to8Bit(true));
    else if (it->first == "CUESHEET")
      tag.SetCueSheet(it->second.front().to8Bit(true));
    else if (it->first == "ENCODEDBY")
    {}
    else if (it->first == "ENSEMBLE")
    {}
    else if (it->first == "COMPILATION")
      tag.SetCompilation(it->second.front().toInt() == 1);
    else if (it->first == "LYRICS")
      tag.SetLyrics(it->second.front().to8Bit(true));
    else if (it->first == "REPLAYGAIN_TRACK_GAIN")
      replayGainInfo.ParseGain(ReplayGain::TRACK, it->second.front().toCString(true));
    else if (it->first == "REPLAYGAIN_ALBUM_GAIN")
      replayGainInfo.ParseGain(ReplayGain::ALBUM, it->second.front().toCString(true));
    else if (it->first == "REPLAYGAIN_TRACK_PEAK")
      replayGainInfo.ParsePeak(ReplayGain::TRACK, it->second.front().toCString(true));
    else if (it->first == "REPLAYGAIN_ALBUM_PEAK")
      replayGainInfo.ParsePeak(ReplayGain::ALBUM, it->second.front().toCString(true));
    else if (it->first == "MUSICBRAINZ_ARTISTID")
      tag.SetMusicBrainzArtistID(SplitMBID(StringListToVectorString(it->second)));
    else if (it->first == "MUSICBRAINZ_ALBUMARTISTID")
      tag.SetMusicBrainzAlbumArtistID(SplitMBID(StringListToVectorString(it->second)));
    else if (it->first == "MUSICBRAINZ_ALBUMARTIST")
      SetAlbumArtist(tag, StringListToVectorString(it->second));
    else if (it->first == "MUSICBRAINZ_ALBUMID")
      tag.SetMusicBrainzAlbumID(it->second.front().to8Bit(true));
    else if (it->first == "MUSICBRAINZ_TRACKID")
      tag.SetMusicBrainzTrackID(it->second.front().to8Bit(true));
    else if (it->first == "RATING")
    {
      // Vorbis ratings are a mess because the standard forgot to mention anything about them.
      // If you want to see how emotive the issue is and the varying standards, check here:
      // http://forums.winamp.com/showthread.php?t=324512
      // The most common standard in that thread seems to be a 0-100 scale for 1-5 stars.
      // So, that's what we'll support for now.
      int iRating = it->second.front().toInt();
      if (iRating > 0 && iRating <= 100)
        tag.SetUserrating((iRating / 20) + '0');
    }
    else if (it->first == "METADATA_BLOCK_PICTURE")
    {
      const char* b64 = it->second.front().toCString();
      std::string decoded_block = Base64::Decode(b64, it->second.front().size());
      ByteVector bv(decoded_block.data(), decoded_block.size());
      TagLib::FLAC::Picture* pictureFrame = new TagLib::FLAC::Picture(bv);

      if      (pictureFrame->type() == FLAC::Picture::FrontCover) pictures[0].parse(bv);
      else if (pictureFrame->type() == FLAC::Picture::Other)      pictures[1].parse(bv);

      delete pictureFrame;
    }
    else if (it->first == "COVERART")
    {
      const char* b64 = it->second.front().toCString();
      std::string decoded_block = Base64::Decode(b64, it->second.front().size());
      ByteVector bv(decoded_block.data(), decoded_block.size());
      pictures[2].setData(bv);
      // Assume jpeg
      if (pictures[2].mimeType().isEmpty())
        pictures[2].setMimeType("image/jpeg");
    }
    else if (it->first == "COVERARTMIME")
    {
      pictures[2].setMimeType(it->second.front());
    }
//.........这里部分代码省略.........

bool CTagLoaderTagLib::ParseTag(MP4::Tag *mp4, EmbeddedArt *art, CMusicInfoTag& tag)
{
  if (!mp4)
    return false;

  ReplayGain replayGainInfo;
  MP4::ItemListMap& itemListMap = mp4->itemListMap();
  for (MP4::ItemListMap::ConstIterator it = itemListMap.begin(); it != itemListMap.end(); ++it)
  {
    if (it->first == "\251nam")
      tag.SetTitle(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "\251ART")
      SetArtist(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:ARTISTS")
      SetArtistHints(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "\251alb")
      tag.SetAlbum(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "aART")
      SetAlbumArtist(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:ALBUMARTISTS")
      SetAlbumArtistHints(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "\251gen")
      SetGenre(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:MOOD")
      tag.SetMood(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "\251cmt")
      tag.SetComment(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "\251wrt")
      AddArtistRole(tag, "Composer", StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:CONDUCTOR")
      AddArtistRole(tag, "Conductor", StringListToVectorString(it->second.toStringList()));
    //No MP4 standard tag for "ensemble"
    else if (it->first == "----:com.apple.iTunes:LYRICIST")
      AddArtistRole(tag, "Lyricist", StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:REMIXER")
      AddArtistRole(tag, "Remixer", StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:ENGINEER")
      AddArtistRole(tag, "Engineer", StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:PRODUCER")
      AddArtistRole(tag, "Producer", StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:DJMIXER")
      AddArtistRole(tag, "DJMixer", StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:MIXER")
      AddArtistRole(tag, "Mixer", StringListToVectorString(it->second.toStringList()));
    //No MP4 standard tag for musician credits
    else if (it->first == "----:com.apple.iTunes:LABEL")
    {} // Publisher. Known unsupported, supress warnings
    else if (it->first == "cpil")
      tag.SetCompilation(it->second.toBool());
    else if (it->first == "trkn")
      tag.SetTrackNumber(it->second.toIntPair().first);
    else if (it->first == "disk")
      tag.SetDiscNumber(it->second.toIntPair().first);
    else if (it->first == "\251day")
      tag.SetYear(it->second.toStringList().front().toInt());
    else if (it->first == "----:com.apple.iTunes:replaygain_track_gain")
      replayGainInfo.ParseGain(ReplayGain::TRACK, it->second.toStringList().front().toCString());
    else if (it->first == "----:com.apple.iTunes:replaygain_album_gain")
      replayGainInfo.ParseGain(ReplayGain::ALBUM, it->second.toStringList().front().toCString());
    else if (it->first == "----:com.apple.iTunes:replaygain_track_peak")
      replayGainInfo.ParsePeak(ReplayGain::TRACK, it->second.toStringList().front().toCString());
    else if (it->first == "----:com.apple.iTunes:replaygain_album_peak")
      replayGainInfo.ParsePeak(ReplayGain::ALBUM, it->second.toStringList().front().toCString());
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Artist Id")
      tag.SetMusicBrainzArtistID(SplitMBID(StringListToVectorString(it->second.toStringList())));
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Album Artist Id")
      tag.SetMusicBrainzAlbumArtistID(SplitMBID(StringListToVectorString(it->second.toStringList())));
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Album Artist")
      SetAlbumArtist(tag, StringListToVectorString(it->second.toStringList()));
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Album Id")
      tag.SetMusicBrainzAlbumID(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "----:com.apple.iTunes:MusicBrainz Track Id")
      tag.SetMusicBrainzTrackID(it->second.toStringList().front().to8Bit(true));
    else if (it->first == "covr")
    {
      MP4::CoverArtList coverArtList = it->second.toCoverArtList();
      for (MP4::CoverArtList::ConstIterator pt = coverArtList.begin(); pt != coverArtList.end(); ++pt)
      {
        std::string mime;
        switch (pt->format())
        {
          case MP4::CoverArt::PNG:
            mime = "image/png";
            break;
          case MP4::CoverArt::JPEG:
            mime = "image/jpeg";
            break;
          default:
            break;
        }
        if (mime.empty())
          continue;
        tag.SetCoverArtInfo(pt->data().size(), mime);
        if (art)
          art->set(reinterpret_cast<const uint8_t *>(pt->data().data()), pt->data().size(), mime);
        break; // one is enough
      }
    }
  }

//.........这里部分代码省略.........