libswfdec/swfdec_audio_flv.h

   1 /* Swfdec
   2  * Copyright (C) 2007 Benjamin Otte <otte@gnome.org>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor,
  17  * Boston, MA  02110-1301  USA
  18  */
  19
  20 #ifndef _SWFDEC_AUDIO_FLV_H_
  21 #define _SWFDEC_AUDIO_FLV_H_
  22
  23 #include <libswfdec/swfdec_audio_internal.h>
  24 #include <libswfdec/swfdec_flv_decoder.h>
  25
  26 G_BEGIN_DECLS
  27
  28 typedef struct _SwfdecAudioFlv SwfdecAudioFlv;
  29 typedef struct _SwfdecAudioFlvClass SwfdecAudioFlvClass;
  30
  31 #define SWFDEC_TYPE_AUDIO_FLV                    (swfdec_audio_flv_get_type())
  32 #define SWFDEC_IS_AUDIO_FLV(obj)                 (G_TYPE_CHECK_INSTANCE_TYPE ((obj), SWFDEC_TYPE_AUDIO_FLV))
  33 #define SWFDEC_IS_AUDIO_FLV_CLASS(klass)         (G_TYPE_CHECK_CLASS_TYPE ((klass), SWFDEC_TYPE_AUDIO_FLV))
  34 #define SWFDEC_AUDIO_FLV(obj)                    (G_TYPE_CHECK_INSTANCE_CAST ((obj), SWFDEC_TYPE_AUDIO_FLV, SwfdecAudioFlv))
  35 #define SWFDEC_AUDIO_FLV_CLASS(klass)            (G_TYPE_CHECK_CLASS_CAST ((klass), SWFDEC_TYPE_AUDIO_FLV, SwfdecAudioFlvClass))
  36 #define SWFDEC_AUDIO_FLV_GET_CLASS(obj)          (G_TYPE_INSTANCE_GET_CLASS ((obj), SWFDEC_TYPE_AUDIO_FLV, SwfdecAudioFlvClass))
  37
  38 struct _SwfdecAudioFlv
  39 {
  40   SwfdecAudio           audio;
  41
  42   SwfdecFlvDecoder *    flvdecoder;     /* decoder we play back */
  43   guint                 format;         /* codec format of audio */
  44   gboolean              width;          /* width of audio */
  45   SwfdecAudioFormat     in;             /* input format of data */
  46   SwfdecAudioDecoder *  decoder;        /* decoder used for playback */
  47
  48   SwfdecTick            timestamp;      /* current playback timestamp */
  49   guint                 next_timestamp; /* next timestamp in FLV file we request from */
  50   guint                 playback_skip;  /* number of samples to skip at start of queue */
  51   GQueue *              playback_queue; /* all the samples we've decoded so far */
  52 };
  53
  54 struct _SwfdecAudioFlvClass
  55 {
  56   SwfdecAudioClass      audio_class;
  57 };
  58
  59 GType           swfdec_audio_flv_get_type               (void);
  60
  61 SwfdecAudio *   swfdec_audio_flv_new                    (SwfdecPlayer *         player,
  62                                                          SwfdecFlvDecoder *     decoder,
  63                                                          guint                  timestamp);
  64
  65 G_END_DECLS
  66 #endif