mirror of https://git.ffmpeg.org/ffmpeg.git
72 lines
2.1 KiB
C
72 lines
2.1 KiB
C
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/*
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* Version functions.
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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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#include <stdlib.h>
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#include "config.h"
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#include "avassert.h"
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#include "avutil.h"
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#include "common.h"
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#include "libm.h"
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#include "log.h"
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#include "samplefmt.h"
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#include "version.h"
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#include "libavutil/ffversion.h"
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const char av_util_ffversion[] = "FFmpeg version " FFMPEG_VERSION;
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const char *av_version_info(void)
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{
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return FFMPEG_VERSION;
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}
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unsigned avutil_version(void)
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{
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av_assert0(AV_SAMPLE_FMT_DBLP == 9);
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av_assert0(AVMEDIA_TYPE_ATTACHMENT == 4);
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av_assert0(AV_PICTURE_TYPE_BI == 7);
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av_assert0(LIBAVUTIL_VERSION_MICRO >= 100);
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av_assert0(HAVE_MMX2 == HAVE_MMXEXT);
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av_assert0(((size_t)-1) > 0); // C guarantees this but if false on a platform we care about revert at least b284e1ffe343d6697fb950d1ee517bafda8a9844
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if (av_sat_dadd32(1, 2) != 5) {
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av_log(NULL, AV_LOG_FATAL, "Libavutil has been built with a broken binutils, please upgrade binutils and rebuild\n");
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abort();
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}
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if (llrint(1LL<<60) != 1LL<<60) {
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av_log(NULL, AV_LOG_ERROR, "Libavutil has been linked to a broken llrint()\n");
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}
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return LIBAVUTIL_VERSION_INT;
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}
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const char *avutil_configuration(void)
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{
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return FFMPEG_CONFIGURATION;
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}
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const char *avutil_license(void)
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{
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#define LICENSE_PREFIX "libavutil license: "
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return &LICENSE_PREFIX FFMPEG_LICENSE[sizeof(LICENSE_PREFIX) - 1];
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}
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