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042f9d62ca
* qatar/master: configure: Automatically add more flags required on symbian mem.h: switch doxygen parameter order to match function prototype doxygen: replace @sa tag by the more readable but equivalent @see doxygen: use Doxygen markup for authors and web links where appropriate doxygen: do not include license boilerplate in Doxygen documentation ac3enc: Mark AVClasses const ffserver: Replace two loops with one loop. ffmpeg: Fix the check for experimental codecs swscale: extend mmx padding. swscale: clip unscaled colorspace conversion path. doxygen: misc consistency cosmetics doc: remove file name from @file directive in Doxygen usage example doxygen: consistently place brief description doxygen: place empty line between brief description and detailed description avformat_open_input(): Add braces to shut up gcc warning. Conflicts: libavcodec/8svx.c libavcodec/tiff.c libavcodec/tiff.h libavcodec/vaapi_h264.c libavcodec/vorbis.c libavcodec/vorbisdec.c libavcodec/vp6.c libswscale/swscale_unscaled.c libswscale/utils.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
74 lines
1.9 KiB
C
74 lines
1.9 KiB
C
/*
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* copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at>
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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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/**
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* @file
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* high precision timer, useful to profile code
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*/
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#ifndef AVUTIL_TIMER_H
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#define AVUTIL_TIMER_H
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#include <stdlib.h>
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#include <stdint.h>
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#include "config.h"
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#if ARCH_ARM
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# include "arm/timer.h"
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#elif ARCH_BFIN
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# include "bfin/timer.h"
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#elif ARCH_PPC
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# include "ppc/timer.h"
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#elif ARCH_X86
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# include "x86/timer.h"
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#endif
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#if !defined(AV_READ_TIME) && HAVE_GETHRTIME
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# define AV_READ_TIME gethrtime
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#endif
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#ifdef AV_READ_TIME
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#define START_TIMER \
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uint64_t tend;\
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uint64_t tstart= AV_READ_TIME();\
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#define STOP_TIMER(id) \
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tend= AV_READ_TIME();\
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{\
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static uint64_t tsum=0;\
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static int tcount=0;\
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static int tskip_count=0;\
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if(tcount<2 || tend - tstart < 8*tsum/tcount || tend - tstart < 2000){\
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tsum+= tend - tstart;\
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tcount++;\
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}else\
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tskip_count++;\
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if(((tcount+tskip_count)&(tcount+tskip_count-1))==0){\
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av_log(NULL, AV_LOG_ERROR, "%"PRIu64" dezicycles in %s, %d runs, %d skips\n",\
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tsum*10/tcount, id, tcount, tskip_count);\
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}\
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}
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#else
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#define START_TIMER
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#define STOP_TIMER(id) {}
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#endif
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#endif /* AVUTIL_TIMER_H */
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