/usr/include/ffmscompat.h is in libffms2-dev 2.19-2.
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 | // 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)
# define snprintf _snprintf
# ifdef __MINGW32__
# define fseeko fseeko64
# define ftello ftello64
# else
# define fseeko _fseeki64
# define ftello _ftelli64
# endif
#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 avcodec_free_frame(AVFrame **frame) { av_freep(frame); }
# 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)
# include <libavutil/pixdesc.h>
static const AVPixFmtDescriptor *av_pix_fmt_desc_get(AVPixelFormat pix_fmt) {
if (pix_fmt < 0 || pix_fmt >= AV_PIX_FMT_NB)
return NULL;
return &av_pix_fmt_descriptors[pix_fmt];
}
# endif
#endif
#endif // FFMSCOMPAT_H
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