[FFmpeg-cvslog] avfilter/vf_format: check that the format list is not empty
Michael Niedermayer
git at videolan.org
Sun Jan 5 20:16:48 CET 2014
ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Sun Jan 5 20:14:03 2014 +0100| [ee16e0cacc16ea60c35a66796410012755263c3c] | committer: Michael Niedermayer
avfilter/vf_format: check that the format list is not empty
Fixes Ticket3210
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ee16e0cacc16ea60c35a66796410012755263c3c
---
libavfilter/vf_format.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavfilter/vf_format.c b/libavfilter/vf_format.c
index 2e9ff27..98061e9 100644
--- a/libavfilter/vf_format.c
+++ b/libavfilter/vf_format.c
@@ -55,6 +55,9 @@ static av_cold int init(AVFilterContext *ctx)
int pix_fmt_name_len, ret;
enum AVPixelFormat pix_fmt;
+ if (!s->pix_fmts)
+ return AVERROR(EINVAL);
+
/* parse the list of formats */
for (cur = s->pix_fmts; cur; cur = sep ? sep + 1 : NULL) {
if (!(sep = strchr(cur, '|')))
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