source/modules/audio_decoder/ffcompat.h

   1 /* ffmpeg compatibility wrappers
   2  *
   3  * Copyright 2012,2013 Robin Gareus <robin@gareus.org>
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy
   6  * of this software and associated documentation files (the "Software"), to deal
   7  * in the Software without restriction, including without limitation the rights
   8  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9  * copies of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright notice, this
  13  *    list of conditions and the following disclaimer.
  14  * 2. Redistributions in binary form must reproduce the above copyright notice,
  15  *    this list of conditions and the following disclaimer in the documentation
  16  *    and/or other materials provided with the distribution.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  20  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  21  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
  22  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  23  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  25  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29 #ifndef FFCOMPAT_H
  30 #define FFCOMPAT_H
  31
  32 #include <libavcodec/avcodec.h>
  33 #include <libavformat/avformat.h>
  34 #include <libavutil/avutil.h>
  35
  36 #ifndef AVCODEC_MAX_AUDIO_FRAME_SIZE
  37 #define AVCODEC_MAX_AUDIO_FRAME_SIZE 192000
  38 #endif
  39
  40 #if LIBAVUTIL_VERSION_INT < AV_VERSION_INT(50, 0, 0)
  41 #define AVMEDIA_TYPE_AUDIO CODEC_TYPE_AUDIO
  42 #endif
  43
  44 #if LIBAVFORMAT_VERSION_INT < AV_VERSION_INT(53, 2, 0)
  45 static inline int avformat_open_input(AVFormatContext **ps, const char *filename, void *fmt, void **options)
  46 {
  47         return av_open_input_file(ps, filename, NULL, 0, NULL);
  48 }
  49 #endif /* avformat < 53.2.0 */
  50
  51 #if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(53, 5, 0)
  52 static inline AVCodecContext *
  53 avcodec_alloc_context3(AVCodec *codec __attribute__((unused)))
  54 {
  55         return avcodec_alloc_context();
  56 }
  57
  58 static inline AVStream *
  59 avformat_new_stream(AVFormatContext *s, AVCodec *c) {
  60         return av_new_stream(s,0);
  61 }
  62
  63 static inline int
  64 avcodec_get_context_defaults3(AVCodecContext *s, AVCodec *codec)
  65 {
  66         avcodec_get_context_defaults(s);
  67         return 0;
  68 }
  69
  70 #endif /* < 53.5.0 */
  71
  72 #if LIBAVCODEC_VERSION_INT < AV_VERSION_INT(53, 5, 6)
  73 static inline int
  74 avcodec_open2(AVCodecContext *avctx, AVCodec *codec, void **options __attribute__((unused)))
  75 {
  76         return avcodec_open(avctx, codec);
  77 }
  78 #endif /* <= 53.5.6 */
  79
  80 #if LIBAVFORMAT_VERSION_INT < AV_VERSION_INT(53, 5, 0)
  81 static inline int
  82 avformat_find_stream_info(AVFormatContext *ic, void **options)
  83 {
  84         return av_find_stream_info(ic);
  85 }
  86
  87 static inline void
  88 avformat_close_input(AVFormatContext **s)
  89 {
  90         av_close_input_file(*s);
  91 }
  92
  93 #endif /* < 53.5.0 */
  94
  95 #endif /* FFCOMPAT_H */