From de0cd0ffc9e4b7780d0cae5f969aca4e3bdf7e48 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Fri, 21 Oct 2016 15:01:36 +0200 Subject: [PATCH] avcodec/mpegvideo_enc: Add missing emms_c() to clear MMX state after SIMD use Fixes undefined behavior due to calling libc allocation with unclean FPU state Signed-off-by: Michael Niedermayer --- libavcodec/mpegvideo_enc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index f34003ec88..1540e5c11d 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -1320,6 +1320,7 @@ static int load_input_picture(MpegEncContext *s, const AVFrame *pic_arg) EDGE_BOTTOM); } } + emms_c(); } } ret = av_frame_copy_props(pic->f, pic_arg); -- 2.11.0