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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-05-18 18:28:59 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-05-18 18:28:59 +0200 |
| commit | 9f88db5df1410c6b9f08be77fa119009f63106a6 (patch) | |
| tree | eecf2a13a44ecb411f7372810e471143f44d70c7 | |
| parent | f49564c6075935443323abf4571a62205e7b3c59 (diff) | |
| download | ffmpeg-9f88db5df1410c6b9f08be77fa119009f63106a6.tar.gz | |
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 <michaelni@gmx.at>
| -rw-r--r-- | libavfilter/vf_deshake.c | 5 |
1 files changed, 5 insertions, 0 deletions
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) |