Filters/FilterMusic.cs

   1 //
   2 // FilterMusic.cs : This is our interface to entagged-sharp's AudioFileWrapper
   3 //                  interface.
   4 //
   5
   6 //
   7 // Permission is hereby granted, free of charge, to any person obtaining a
   8 // copy of this software and associated documentation files (the "Software"),
   9 // to deal in the Software without restriction, including without limitation
  10 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11 // and/or sell copies of the Software, and to permit persons to whom the
  12 // Software is furnished to do so, subject to the following conditions:
  13 //
  14 // The above copyright notice and this permission notice shall be included in
  15 // all copies or substantial portions of the Software.
  16 //
  17 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20 // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  22 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  23 // DEALINGS IN THE SOFTWARE.
  24 //
  25
  26 using System;
  27 using System.IO;
  28 using Beagle.Daemon;
  29 using Beagle.Util;
  30 using Entagged;
  31
  32 namespace Beagle.Filters {
  33
  34         [PropertyKeywordMapping (Keyword="album", PropertyName="fixme:album", IsKeyword=false)]
  35         [PropertyKeywordMapping (Keyword="artist", PropertyName="fixme:artist", IsKeyword=false)]
  36         public class FilterMusic : Beagle.Daemon.Filter {
  37
  38                 public FilterMusic ()
  39                 {
  40                         // 1: Added duration and bitrate property
  41                         SetVersion (1);
  42
  43                         // APE / Monkeys Audio
  44                         AddSupportedFlavor (FilterFlavor.NewFromExtension (".ape"));
  45
  46                         // FLAC
  47                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-flac"));
  48
  49                         // MP3
  50                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-mp3"));
  51                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/mpeg"));
  52
  53                         // MPC / Musepack / MPEG+
  54                         AddSupportedFlavor (FilterFlavor.NewFromExtension (".mpc"));
  55                         AddSupportedFlavor (FilterFlavor.NewFromExtension (".mp+"));
  56
  57                         // M4A / Apple Audio Codec
  58                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-m4a"));
  59                         AddSupportedFlavor (FilterFlavor.NewFromExtension (".m4p"));
  60
  61                         // OGG Vorbis
  62                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("application/ogg"));
  63                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-vorbis+ogg"));
  64
  65                         // Tracker / Amiga Audio
  66                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-s3m"));
  67                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-it"));
  68                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-mod"));
  69                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-xm"));
  70
  71                         // ASF / WMA
  72                         AddSupportedFlavor (FilterFlavor.NewFromMimeType ("audio/x-ms-wma"));
  73                 }
  74
  75                 private string GetEntaggedMimeType ()
  76                 {
  77                         if (Extension != null && Extension.Length > 0)
  78                                 return "entagged/" + Extension.Substring (1);
  79                         else
  80                                 return MimeType;
  81                 }
  82
  83                 protected override void DoPullProperties ()
  84                 {
  85                         AudioFile tag;
  86
  87                         try {
  88                                 tag = new AudioFile (Stream, GetEntaggedMimeType ());
  89                         } catch (Exception e) {
  90                                 Logger.Log.Warn (e, "Exception filtering music");
  91                                 Finished();
  92                                 return;
  93                         }
  94
  95                         foreach (string artist in tag.Artists)
  96                                 AddProperty (Beagle.Property.New ("fixme:artist", artist));
  97
  98                         foreach (string album in tag.Albums)
  99                                 AddProperty (Beagle.Property.New ("fixme:album", album));
 100
 101                         foreach (string title in tag.Titles)
 102                                 AddProperty (Beagle.Property.New ("fixme:title", title));
 103
 104                         foreach (string comment in tag.Comments)
 105                                 AddProperty (Beagle.Property.New ("fixme:comment", comment));
 106
 107                         foreach (int track in tag.TrackNumbers)
 108                                 AddProperty (Beagle.Property.NewUnsearched ("fixme:tracknumber", track));
 109
 110                         foreach (int track in tag.TrackCounts)
 111                                 AddProperty (Beagle.Property.NewUnsearched ("fixme:trackcount", track));
 112
 113                         foreach (int year in tag.Years)
 114                                 AddProperty (Beagle.Property.NewUnsearched ("fixme:year", year));
 115
 116                         foreach (string genre in tag.Genres)
 117                                 AddProperty (Beagle.Property.NewKeyword ("fixme:genre", genre));
 118
 119                         AddProperty (Beagle.Property.NewUnsearched ("fixme:duration", tag.Duration));
 120                         AddProperty (Beagle.Property.NewUnsearched ("fixme:bitrate", tag.Bitrate));
 121
 122                         Finished ();
 123                 }
 124         }
 125 }