From 51be0eb4828154ba9509fe070460b9dd258b3645 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 27 Jul 2008 20:53:30 +0000 Subject: Change benchmarking code so it returns comparable values. Originally committed as revision 14434 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavutil/random.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) (limited to 'libavutil/random.c') diff --git a/libavutil/random.c b/libavutil/random.c index 251eb1f270..2f73c19755 100644 --- a/libavutil/random.c +++ b/libavutil/random.c @@ -87,15 +87,12 @@ void main(void) AVRandomState state; av_init_random(0xdeadbeef, &state); - for (j = 0; j < 100; j++) { - START_TIMER; - x+= av_random(&state); - STOP_TIMER("first call to av_random"); - for (i = 1; i < AV_RANDOM_N; i++) { - START_TIMER; + for (j = 0; j < 10000; j++) { + START_TIMER + for (i = 0; i < 624; i++) { x+= av_random(&state); - STOP_TIMER("AV_RANDOM_N calls of av_random"); } + STOP_TIMER("624 calls of av_random"); } av_log(NULL, AV_LOG_ERROR, "final value:%X\n", x); } -- cgit v1.2.3