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avfilter/vf_mix: add missing float format support

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This commit is contained in:
Paul B Mahol 2022-02-17 08:54:39 +01:00
parent 2d87cae55c
commit d151166fe1
1 changed files with 32 additions and 1 deletions
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33
libavfilter/vf_mix.c
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@ -172,7 +172,7 @@ static int mix_frames(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
dst += out->linesize[p];
}
}
} else {
} else if (s->depth <= 16) {
for (p = 0; p < s->nb_planes; p++) {
const int slice_start = (s->height[p] * jobnr) / nb_jobs;
const int slice_end = (s->height[p] * (jobnr+1)) / nb_jobs;
@ -202,6 +202,37 @@ static int mix_frames(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
dst += out->linesize[p] / 2;
}
}
} else {
for (p = 0; p < s->nb_planes; p++) {
const int slice_start = (s->height[p] * jobnr) / nb_jobs;
const int slice_end = (s->height[p] * (jobnr+1)) / nb_jobs;
float *dst = (float *)(out->data[p] + slice_start * out->linesize[p]);
ptrdiff_t dst_linesize = out->linesize[p] / 4;
if (!((1 << p) & s->planes)) {
av_image_copy_plane((uint8_t *)dst, out->linesize[p],
in[0]->data[p] + slice_start * in[0]->linesize[p],
in[0]->linesize[p],
s->linesize[p], slice_end - slice_start);
continue;
}
for (y = slice_start; y < slice_end; y++) {
for (x = 0; x < s->linesize[p] / 2; x++) {
float val = 0.f;
for (i = 0; i < s->nb_inputs; i++) {
float src = *(float *)(in[i]->data[p] + y * in[i]->linesize[p] + x * 4);
val += src * weights[i];
}
dst[x] = val * s->wfactor;
}
dst += dst_linesize;
}
}
}
return 0;