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avfilter/vf_bm3d: make sure nb_jobs is at least 1

This commit is contained in:
Paul B Mahol 2019-10-15 17:59:43 +02:00
parent ec9d48da19
commit f2598484b8
1 changed files with 1 additions and 1 deletions
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2
libavfilter/vf_bm3d.c
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@ -748,7 +748,7 @@ static int filter_frame(AVFilterContext *ctx, AVFrame **out, AVFrame *in, AVFram
av_frame_copy_props(*out, in); av_frame_copy_props(*out, in);
for (p = 0; p < s->nb_planes; p++) { for (p = 0; p < s->nb_planes; p++) {
const int nb_jobs = FFMIN(s->nb_threads, s->planeheight[p] / s->block_size); const int nb_jobs = FFMAX(1, FFMIN(s->nb_threads, s->planeheight[p] / s->block_size));
ThreadData td; ThreadData td;
if (!((1 << p) & s->planes) || ctx->is_disabled) { if (!((1 << p) & s->planes) || ctx->is_disabled) {