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avfilter/vf_reverse: check also pts_size when reallocating

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Fixes crash of x32.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2015-07-21 14:40:00 +00:00
parent cb59d29fd6
commit 625bf6a55c
1 changed files with 4 additions and 3 deletions
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7
libavfilter/vf_reverse.c
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@ -72,15 +72,16 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{ {
AVFilterContext *ctx = inlink->dst; AVFilterContext *ctx = inlink->dst;
ReverseContext *s = ctx->priv; ReverseContext *s = ctx->priv;
void *ptr;
if (s->nb_frames + 1 > s->frames_size / sizeof(*(s->frames))) { if (s->nb_frames + 1 > s->pts_size / sizeof(*(s->pts))) {
void *ptr;
ptr = av_fast_realloc(s->pts, &s->pts_size, s->pts_size * 2); ptr = av_fast_realloc(s->pts, &s->pts_size, s->pts_size * 2);
if (!ptr) if (!ptr)
return AVERROR(ENOMEM); return AVERROR(ENOMEM);
s->pts = ptr; s->pts = ptr;
}
if (s->nb_frames + 1 > s->frames_size / sizeof(*(s->frames))) {
ptr = av_fast_realloc(s->frames, &s->frames_size, s->frames_size * 2); ptr = av_fast_realloc(s->frames, &s->frames_size, s->frames_size * 2);
if (!ptr) if (!ptr)
return AVERROR(ENOMEM); return AVERROR(ENOMEM);