src/apps/mediaplayer/supplier/TrackSupplier.h

   1 /*
   2  * Copyright 2010, Stephan Aßmus <superstippi@gmx.de>. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  */
   5 #ifndef TRACK_SUPPLIER_H
   6 #define TRACK_SUPPLIER_H
   7
   8
   9 #include <MediaDefs.h>
  10 #include <MediaFormats.h>
  11
  12 #include "AudioTrackSupplier.h"
  13 #include "SubTitles.h"
  14 #include "VideoTrackSupplier.h"
  15
  16
  17 class BMessage;
  18 class BString;
  19
  20
  21 class TrackSupplier {
  22 public:
  23                                                                 TrackSupplier();
  24         virtual                                         ~TrackSupplier();
  25
  26         virtual status_t                        InitCheck() = 0;
  27
  28         virtual status_t                        GetFileFormatInfo(
  29                                                                         media_file_format* fileFormat) = 0;
  30         virtual status_t                        GetCopyright(BString* copyright) = 0;
  31         virtual status_t                        GetMetaData(BMessage* metaData) = 0;
  32
  33         virtual int32                           CountAudioTracks() = 0;
  34         virtual int32                           CountVideoTracks() = 0;
  35         virtual int32                           CountSubTitleTracks() = 0;
  36
  37         virtual status_t                        GetAudioMetaData(int32 index,
  38                                                                         BMessage* metaData) = 0;
  39         virtual status_t                        GetVideoMetaData(int32 index,
  40                                                                         BMessage* metaData) = 0;
  41
  42         virtual AudioTrackSupplier*     CreateAudioTrackForIndex(int32 index) = 0;
  43         virtual VideoTrackSupplier*     CreateVideoTrackForIndex(int32 index) = 0;
  44         virtual const SubTitles*        SubTitleTrackForIndex(int32 index) = 0;
  45 };
  46
  47
  48 #endif // TRACK_SUPPLIER_H