mirror of https://git.ffmpeg.org/ffmpeg.git
avfilter/vf_w3fdif: deny processing small videos
Fixes #8243
(cherry picked from commit 0e68e8c93f
)
Signed-off-by: James Almer <jamrial@gmail.com>
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@ -274,6 +274,11 @@ static int config_input(AVFilterLink *inlink)
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s->planeheight[1] = s->planeheight[2] = AV_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
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s->planeheight[0] = s->planeheight[3] = inlink->h;
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if (inlink->h < 3) {
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av_log(ctx, AV_LOG_ERROR, "Video of less than 3 lines is not supported\n");
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return AVERROR(EINVAL);
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}
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s->nb_planes = av_pix_fmt_count_planes(inlink->format);
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s->nb_threads = ff_filter_get_nb_threads(ctx);
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s->work_line = av_calloc(s->nb_threads, sizeof(*s->work_line));
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