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Code Issues Releases Activity

avfilter/vf_limiter: always limit min/max to format depth

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This commit is contained in:
Paul B Mahol 2018-11-18 22:11:53 +01:00
parent 40b74abfca
commit f3d8a4ea46
1 changed files with 6 additions and 4 deletions
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10
libavfilter/vf_limiter.c
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@ -138,13 +138,14 @@ static int config_props(AVFilterLink *inlink)
AVFilterContext *ctx = inlink->dst;
LimiterContext *s = ctx->priv;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
int vsub, hsub, ret;
int depth, vsub, hsub, ret;
s->nb_planes = av_pix_fmt_count_planes(inlink->format);
if ((ret = av_image_fill_linesizes(s->linesize, inlink->format, inlink->w)) < 0)
return ret;
depth = desc->comp[0].depth;
hsub = desc->log2_chroma_w;
vsub = desc->log2_chroma_h;
s->height[1] = s->height[2] = AV_CEIL_RSHIFT(inlink->h, vsub);
@ -152,10 +153,11 @@ static int config_props(AVFilterLink *inlink)
s->width[1] = s->width[2] = AV_CEIL_RSHIFT(inlink->w, hsub);
s->width[0] = s->width[3] = inlink->w;
if (desc->comp[0].depth == 8) {
s->max = FFMIN(s->max, (1 << depth) - 1);
s->min = FFMIN(s->min, (1 << depth) - 1);
if (depth == 8) {
s->dsp.limiter = limiter8;
s->max = FFMIN(s->max, 255);
s->min = FFMIN(s->min, 255);
} else {
s->dsp.limiter = limiter16;
}