/* * copyright (c) 2003 Fabrice Bellard * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * @ingroup lavu * Libavutil version macros */ #ifndef AVUTIL_VERSION_H #define AVUTIL_VERSION_H #include "macros.h" /** * @addtogroup version_utils * * Useful to check and match library version in order to maintain * backward compatibility. * * The FFmpeg libraries follow a versioning sheme very similar to * Semantic Versioning (http://semver.org/) * The difference is that the component called PATCH is called MICRO in FFmpeg * and its value is reset to 100 instead of 0 to keep it above or equal to 100. * Also we do not increase MICRO for every bugfix or change in git master. * * Prior to FFmpeg 3.2 point releases did not change any lib version number to * avoid aliassing different git master checkouts. * Starting with FFmpeg 3.2, the released library versions will occupy * a separate MAJOR.MINOR that is not used on the master development branch. * That is if we branch a release of master 55.10.123 we will bump to 55.11.100 * for the release and master will continue at 55.12.100 after it. Each new * point release will then bump the MICRO improving the usefulness of the lib * versions. * * @{ */ #define AV_VERSION_INT(a, b, c) ((a)<<16 | (b)<<8 | (c)) #define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c #define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c) /** * Extract version components from the full ::AV_VERSION_INT int as returned * by functions like ::avformat_version() and ::avcodec_version() */ #define AV_VERSION_MAJOR(a) ((a) >> 16) #define AV_VERSION_MINOR(a) (((a) & 0x00FF00) >> 8) #define AV_VERSION_MICRO(a) ((a) & 0xFF) /** * @} */ /** * @defgroup lavu_ver Version and Build diagnostics * * Macros and function useful to check at compiletime and at runtime * which version of libavutil is in use. * * @{ */ #define LIBAVUTIL_VERSION_MAJOR 59 #define LIBAVUTIL_VERSION_MINOR 21 #define LIBAVUTIL_VERSION_MICRO 100 #define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \ LIBAVUTIL_VERSION_MINOR, \ LIBAVUTIL_VERSION_MICRO) #define LIBAVUTIL_VERSION AV_VERSION(LIBAVUTIL_VERSION_MAJOR, \ LIBAVUTIL_VERSION_MINOR, \ LIBAVUTIL_VERSION_MICRO) #define LIBAVUTIL_BUILD LIBAVUTIL_VERSION_INT #define LIBAVUTIL_IDENT "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION) /** * @defgroup lavu_depr_guards Deprecation Guards * FF_API_* defines may be placed below to indicate public API that will be * dropped at a future version bump. The defines themselves are not part of * the public API and may change, break or disappear at any time. * * @note, when bumping the major version it is recommended to manually * disable each FF_API_* in its own commit instead of disabling them all * at once through the bump. This improves the git bisect-ability of the change. * * @{ */ #define FF_API_HDR_VIVID_THREE_SPLINE (LIBAVUTIL_VERSION_MAJOR < 60) #define FF_API_FRAME_PKT (LIBAVUTIL_VERSION_MAJOR < 60) #define FF_API_INTERLACED_FRAME (LIBAVUTIL_VERSION_MAJOR < 60) #define FF_API_FRAME_KEY (LIBAVUTIL_VERSION_MAJOR < 60) #define FF_API_PALETTE_HAS_CHANGED (LIBAVUTIL_VERSION_MAJOR < 60) #define FF_API_VULKAN_CONTIGUOUS_MEMORY (LIBAVUTIL_VERSION_MAJOR < 60) #define FF_API_H274_FILM_GRAIN_VCS (LIBAVUTIL_VERSION_MAJOR < 60) /** * @} * @} */ #endif /* AVUTIL_VERSION_H */