From 0d7a14e236eb05ae0473d2df3276a26f4b6596c8 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 23 Dec 2014 16:32:26 +0100 Subject: [PATCH] avformat/avidec: optimize probe about 2x as fast Signed-off-by: Michael Niedermayer --- libavformat/avidec.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavformat/avidec.c b/libavformat/avidec.c index 03c05a748c..7016d2d400 100644 --- a/libavformat/avidec.c +++ b/libavformat/avidec.c @@ -1863,8 +1863,8 @@ static int avi_probe(AVProbeData *p) /* check file header */ for (i = 0; avi_headers[i][0]; i++) - if (!memcmp(p->buf, avi_headers[i], 4) && - !memcmp(p->buf + 8, avi_headers[i] + 4, 4)) + if (AV_RL32(p->buf ) == AV_RL32(avi_headers[i] ) && + AV_RL32(p->buf + 8) == AV_RL32(avi_headers[i] + 4)) return AVPROBE_SCORE_MAX; return 0;