From 603d62745710220f9ecd97f4d0cc6831394ebcd3 Mon Sep 17 00:00:00 2001 From: Ganesh Ajjanagadde Date: Thu, 29 Oct 2015 00:10:45 -0400 Subject: [PATCH] avcodec/zmbvenc: use log2 instead of log()/M_LN2 This is likely more precise and conveys the intent better. Reviewed-by: Michael Niedermayer Signed-off-by: Ganesh Ajjanagadde --- libavcodec/zmbvenc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/zmbvenc.c b/libavcodec/zmbvenc.c index df06e37cb2..e832bedbb2 100644 --- a/libavcodec/zmbvenc.c +++ b/libavcodec/zmbvenc.c @@ -277,7 +277,7 @@ static av_cold int encode_init(AVCodecContext *avctx) int lvl = 9; for(i=1; i<256; i++) - score_tab[i]= -i * log(i/(double)(ZMBV_BLOCK*ZMBV_BLOCK)) * (256/M_LN2); + score_tab[i]= -i * log2(i/(double)(ZMBV_BLOCK*ZMBV_BLOCK)) * 256; c->avctx = avctx;