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Code Issues Releases Activity

avfilter/vf_maskedclamp: fix bug when copying >8bit plane(s)

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2017-04-23 18:01:00 +02:00
parent 16c88465a1
commit 9d1f9ba582
1 changed files with 6 additions and 2 deletions
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8
libavfilter/vf_maskedclamp.c
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@ -37,6 +37,7 @@ typedef struct MaskedClampContext {
int undershoot;
int overshoot;
int linesize[4];
int width[4], height[4];
int nb_planes;
int depth;
@ -112,7 +113,7 @@ static int process_frame(FFFrameSync *fs)
for (p = 0; p < s->nb_planes; p++) {
if (!((1 << p) & s->planes)) {
av_image_copy_plane(out->data[p], out->linesize[p], base->data[p], base->linesize[p],
s->width[p], s->height[p]);
s->linesize[p], s->height[p]);
continue;
}
@ -195,10 +196,13 @@ static int config_input(AVFilterLink *inlink)
AVFilterContext *ctx = inlink->dst;
MaskedClampContext *s = ctx->priv;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
int vsub, hsub;
int 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;
hsub = desc->log2_chroma_w;
vsub = desc->log2_chroma_h;
s->height[1] = s->height[2] = AV_CEIL_RSHIFT(inlink->h, vsub);