Pretty standard macros, these should help libav* users avoid repeating ver.si.on parsing code, which aids in compatibility-checking tasks like identifying FFmpeg from Libav (_MICRO >= 100 check). Something many are doing since we are not intercompatible anymore. Signed-off-by: Reynaldo H. Verdejo Pinochet <reynaldo@osg.samsung.com>
		
			
				
	
	
		
			130 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			130 lines
		
	
	
		
			3.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * copyright (c) 2003 Fabrice Bellard
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 *
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 * This file is part of FFmpeg.
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 *
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 * FFmpeg is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * FFmpeg is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#ifndef AVUTIL_VERSION_H
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#define AVUTIL_VERSION_H
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#include "macros.h"
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/**
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 * @addtogroup version_utils
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 *
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 * Useful to check and match library version in order to maintain
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 * backward compatibility.
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 *
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 * @{
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 */
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#define AV_VERSION_INT(a, b, c) ((a)<<16 | (b)<<8 | (c))
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#define AV_VERSION_DOT(a, b, c) a ##.## b ##.## c
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#define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
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/**
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 * Extract version components from the full ::AV_VERSION_INT int as returned
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 * by functions like ::avformat_version() and ::avcodec_version()
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 */
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#define AV_VERSION_MAJOR(a) ((a) >> 16)
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#define AV_VERSION_MINOR(a) (((a) & 0x00FF00) >> 8)
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#define AV_VERSION_MICRO(a) ((a) & 0xFF)
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/**
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 * @}
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 */
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/**
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 * @file
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 * @ingroup lavu
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 * Libavutil version macros
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 */
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/**
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 * @defgroup lavu_ver Version and Build diagnostics
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 *
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 * Macros and function useful to check at compiletime and at runtime
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 * which version of libavutil is in use.
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 *
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 * @{
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 */
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#define LIBAVUTIL_VERSION_MAJOR  55
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#define LIBAVUTIL_VERSION_MINOR  10
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#define LIBAVUTIL_VERSION_MICRO 100
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#define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
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                                               LIBAVUTIL_VERSION_MINOR, \
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                                               LIBAVUTIL_VERSION_MICRO)
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#define LIBAVUTIL_VERSION       AV_VERSION(LIBAVUTIL_VERSION_MAJOR,     \
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                                           LIBAVUTIL_VERSION_MINOR,     \
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                                           LIBAVUTIL_VERSION_MICRO)
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#define LIBAVUTIL_BUILD         LIBAVUTIL_VERSION_INT
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#define LIBAVUTIL_IDENT         "Lavu" AV_STRINGIFY(LIBAVUTIL_VERSION)
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/**
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 * @}
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 *
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 * @defgroup depr_guards Deprecation guards
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 * FF_API_* defines may be placed below to indicate public API that will be
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 * dropped at a future version bump. The defines themselves are not part of
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 * the public API and may change, break or disappear at any time.
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 *
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 * @note, when bumping the major version it is recommended to manually
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 * disable each FF_API_* in its own commit instead of disabling them all
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 * at once through the bump. This improves the git bisect-ability of the change.
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 *
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 * @{
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 */
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#ifndef FF_API_VDPAU
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#define FF_API_VDPAU                    (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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#ifndef FF_API_XVMC
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#define FF_API_XVMC                     (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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#ifndef FF_API_OPT_TYPE_METADATA
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#define FF_API_OPT_TYPE_METADATA        (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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#ifndef FF_API_DLOG
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#define FF_API_DLOG                     (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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#ifndef FF_API_VAAPI
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#define FF_API_VAAPI                    (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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#ifndef FF_API_FRAME_QP
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#define FF_API_FRAME_QP                 (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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#ifndef FF_API_PLUS1_MINUS1
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#define FF_API_PLUS1_MINUS1             (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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#ifndef FF_API_ERROR_FRAME
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#define FF_API_ERROR_FRAME              (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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#ifndef FF_API_CRC_BIG_TABLE
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#define FF_API_CRC_BIG_TABLE            (LIBAVUTIL_VERSION_MAJOR < 56)
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#endif
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/**
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 * @}
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 */
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#endif /* AVUTIL_VERSION_H */
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