/usr/include/ffmscompat.h is in libffms2-dev 2.22-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 | // Copyright (c) 2007-2011 Fredrik Mellbin
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
#ifndef FFMSCOMPAT_H
#define FFMSCOMPAT_H
// Defaults to libav compatibility, uncomment (when building with msvc) to force ffmpeg compatibility.
//#define FFMS_USE_FFMPEG_COMPAT
// Attempt to auto-detect whether or not we are using ffmpeg. Newer versions of ffmpeg have their micro versions 100+
#if LIBAVFORMAT_VERSION_MICRO > 99 || LIBAVUTIL_VERSION_MICRO > 99 || LIBAVCODEC_VERSION_MICRO > 99 || LIBSWSCALE_VERSION_MICRO > 99
# ifndef FFMS_USE_FFMPEG_COMPAT
# define FFMS_USE_FFMPEG_COMPAT
# endif
#endif
// Helper to handle checking for different versions in libav and ffmpeg
// First version is required libav versio, second is required ffmpeg version
#ifdef FFMS_USE_FFMPEG_COMPAT
# define VERSION_CHECK(LIB, cmp, u1, u2, u3, major, minor, micro) ((LIB) cmp (AV_VERSION_INT(major, minor, micro)))
#else
# define VERSION_CHECK(LIB, cmp, major, minor, micro, u1, u2, u3) ((LIB) cmp (AV_VERSION_INT(major, minor, micro)))
#endif
#if defined(_WIN32) && !defined(__MINGW64_VERSION_MAJOR) && _MSC_VER < 1900
# define snprintf _snprintf
#endif
// Compatibility with older/newer ffmpegs
#ifdef LIBAVFORMAT_VERSION_INT
# if VERSION_CHECK(LIBAVFORMAT_VERSION_INT, <, 53, 17, 0, 53, 25, 0)
# define avformat_close_input(c) av_close_input_file(*c)
# endif
# if (LIBAVFORMAT_VERSION_INT) < (AV_VERSION_INT(54,2,0))
# define AV_DISPOSITION_ATTACHED_PIC 0xBEEFFACE
# endif
#endif
#ifdef LIBAVCODEC_VERSION_INT
# undef SampleFormat
# define FFMS_CALCULATE_DELAY (CodecContext->has_b_frames + (CodecContext->thread_count - 1))
# if VERSION_CHECK(LIBAVCODEC_VERSION_INT, <, 54, 25, 0, 54, 51, 100)
# define FFMS_ID(x) (CODEC_ID_##x)
# define FFMS_CodecID CodecID
# else
# define FFMS_ID(x) (AV_CODEC_ID_##x)
# define FFMS_CodecID AVCodecID
# undef CodecID
# endif
# if VERSION_CHECK(LIBAVCODEC_VERSION_INT, <, 54, 28, 0, 54, 59, 100)
static void av_frame_free(AVFrame **frame) { av_freep(frame); }
# define av_frame_unref avcodec_get_frame_defaults
# elif VERSION_CHECK(LIBAVCODEC_VERSION_INT, <, 55, 28, 1, 55, 45, 101)
# define av_frame_free avcodec_free_frame
# define av_frame_unref avcodec_get_frame_defaults
# endif
#endif
#ifdef LIBAVUTIL_VERSION_INT
# if VERSION_CHECK(LIBAVUTIL_VERSION_INT, <, 51, 27, 0, 51, 46, 100)
# define av_get_packed_sample_fmt(fmt) (fmt < AV_SAMPLE_FMT_U8P ? fmt : fmt - (AV_SAMPLE_FMT_U8P - AV_SAMPLE_FMT_U8))
# endif
# if VERSION_CHECK(LIBAVUTIL_VERSION_INT, <, 51, 44, 0, 51, 76, 100)
// Needs to be included before the AVPixelFormat define
# include <libavutil/pixdesc.h>
# endif
# if VERSION_CHECK(LIBAVUTIL_VERSION_INT, <, 51, 42, 0, 51, 74, 100)
# define AVPixelFormat PixelFormat
# define FFMS_PIX_FMT(x) PIX_FMT_##x
# define FFMS_PIX_FMT_FLAG(x) PIX_FMT_##x
# else
# define FFMS_PIX_FMT(x) AV_PIX_FMT_##x
# define FFMS_PIX_FMT_FLAG(x) AV_PIX_FMT_FLAG_##x
# endif
# if VERSION_CHECK(LIBAVUTIL_VERSION_INT, <, 51, 44, 0, 51, 76, 100)
static const AVPixFmtDescriptor *av_pix_fmt_desc_get(AVPixelFormat pix_fmt) {
if (pix_fmt < 0 || pix_fmt >= FFMS_PIX_FMT(NB))
return NULL;
return &av_pix_fmt_descriptors[pix_fmt];
}
# endif
# if VERSION_CHECK(LIBAVUTIL_VERSION_INT, <, 52, 9, 0, 52, 20, 100)
# define av_frame_alloc avcodec_alloc_frame
# endif
# if VERSION_CHECK(LIBAVUTIL_VERSION_INT, >, 55, 0, 0, 55, 0, 100) || defined(FF_API_PLUS1_MINUS1)
# define FFMS_DEPTH(x) ((x).depth)
# else
# define FFMS_DEPTH(x) ((x).depth_minus1 + 1)
# endif
#endif
#ifndef WITH_SWRESAMPLE
#define ffms_convert(AVAudioResampleContext, output, out_plane_size, byte_per_sample_src, out_samples, input, in_plane_size, byte_per_sample_target, in_samples) \
avresample_convert(AVAudioResampleContext, output, out_plane_size*byte_per_sample_src, out_samples, input, in_plane_size*byte_per_sample_target, in_samples)
#define ffms_open_resampler(context) avresample_open(context)
#define FFMS_ResampleContext AVAudioResampleContext
#define ffms_resample_alloc_context avresample_alloc_context
#define ffms_resample_free avresample_free
#else
#define ffms_convert(AVAudioResampleContext, output, out_plane_size, byte_per_sample_src, out_samples, input, in_plane_size, bps, in_samples) \
swr_convert(AVAudioResampleContext, output, out_samples, (const uint8_t**) input, in_samples)
#define ffms_open_resampler(context) swr_init(context)
#define FFMS_ResampleContext SwrContext
#define ffms_resample_alloc_context swr_alloc
#define ffms_resample_free swr_free
#endif
#endif // FFMSCOMPAT_H
|