From 9f88db5df1410c6b9f08be77fa119009f63106a6 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sat, 18 May 2013 18:28:59 +0200 Subject: avfilter/vf_deshake: check rx Fixes crash on SSE2 Fixes Ticket2443 Note, its possible to restructure the code to avoid the 16pixel limitation, and such change is welcome! Signed-off-by: Michael Niedermayer --- libavfilter/vf_deshake.c | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'libavfilter/vf_deshake.c') diff --git a/libavfilter/vf_deshake.c b/libavfilter/vf_deshake.c index fd7213274b..4729c7e30a 100644 --- a/libavfilter/vf_deshake.c +++ b/libavfilter/vf_deshake.c @@ -355,6 +355,11 @@ static av_cold int init(AVFilterContext *ctx) deshake->blocksize /= 2; deshake->blocksize = av_clip(deshake->blocksize, 4, 128); + if (deshake->rx % 16) { + av_log(ctx, AV_LOG_ERROR, "rx must be a multiple of 16\n"); + return AVERROR_PATCHWELCOME; + } + if (deshake->filename) deshake->fp = fopen(deshake->filename, "w"); if (deshake->fp) -- cgit v1.2.3