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avfilter/vf_elbg: Check call to avpriv_elbg_do()

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Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-09-16 14:22:33 +02:00
parent 73f47846bd
commit 6afad4c7e9
1 changed files with 9 additions and 4 deletions
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11
libavfilter/vf_elbg.c
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@ -142,7 +142,7 @@ static int config_input(AVFilterLink *inlink)
static int filter_frame(AVFilterLink *inlink, AVFrame *frame) static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{ {
ELBGFilterContext *const elbg = inlink->dst->priv; ELBGFilterContext *const elbg = inlink->dst->priv;
int i, j, k; int i, j, k, ret;
uint8_t *p, *p0; uint8_t *p, *p0;
const uint8_t r_idx = elbg->rgba_map[R]; const uint8_t r_idx = elbg->rgba_map[R];
@ -164,9 +164,14 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
} }
/* compute the codebook */ /* compute the codebook */
avpriv_elbg_do(&elbg->ctx, elbg->codeword, NB_COMPONENTS, elbg->codeword_length, ret = avpriv_elbg_do(&elbg->ctx, elbg->codeword, NB_COMPONENTS,
elbg->codebook, elbg->codebook_length, elbg->max_steps_nb, elbg->codeword_length, elbg->codebook,
elbg->codebook_length, elbg->max_steps_nb,
elbg->codeword_closest_codebook_idxs, &elbg->lfg); elbg->codeword_closest_codebook_idxs, &elbg->lfg);
if (ret < 0) {
av_frame_free(&frame);
return ret;
}
if (elbg->pal8) { if (elbg->pal8) {
AVFilterLink *outlink = inlink->dst->outputs[0]; AVFilterLink *outlink = inlink->dst->outputs[0];