3edff185ab
* qatar/master: (21 commits) ipmovie: do not read audio packets before the codec is known truemotion2: check size before GetBitContext initialisation avio: Only do implicit network initialization for network protocols avio: Add an URLProtocol flag for indicating that a protocol uses network adpcm: ADPCM Electronic Arts has always two channels matroskadec: Fix a bug where a pointer was cached to an array that might later move due to a realloc() fate: Add missing reference file from 9b4767e4. mov: Support MOV_CH_LAYOUT_USE_DESCRIPTIONS for labeled descriptions. 4xm: Prevent buffer overreads. mjpegdec: parse RSTn to prevent skipping other data in mjpeg_decode_scan vp3: add fate test for non-zero last coefficient vp3: fix streams with non-zero last coefficient swscale: remove unused U/V arguments from yuv2rgb_write(). timer: K&R formatting cosmetics lavf: cosmetics, reformat av_read_frame(). lavf: refactor av_read_frame() to make it easier to understand. Report an error if pitch_lag is zero in AMR-NB decoder. Revert "4xm: Prevent buffer overreads." 4xm: Prevent buffer overreads. 4xm: pass the correct remaining buffer size to decode_i2_frame(). ... Conflicts: libavcodec/4xm.c libavcodec/mjpegdec.c libavcodec/truemotion2.c libavformat/ipmovie.c libavformat/mov_chan.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
78 lines
2.8 KiB
C
78 lines
2.8 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 || \
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tend - tstart < 8 * tsum / tcount || \
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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, \
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"%"PRIu64" decicycles 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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