OVERLAY           175 libavfilter/allfilters.c     REGISTER_FILTER(OVERLAY,        overlay,        vf);
OVERLAY           259 libavfilter/vf_overlay.c     ff_formats_ref(overlay_formats, &ctx->inputs [OVERLAY]->out_formats);
OVERLAY           300 libavfilter/vf_overlay.c     s->var_values[VAR_OVERLAY_W] = s->var_values[VAR_OW] = ctx->inputs[OVERLAY]->w;
OVERLAY           301 libavfilter/vf_overlay.c     s->var_values[VAR_OVERLAY_H] = s->var_values[VAR_OH] = ctx->inputs[OVERLAY]->h;
OVERLAY           329 libavfilter/vf_overlay.c            ctx->inputs[OVERLAY]->w, ctx->inputs[OVERLAY]->h,
OVERLAY           330 libavfilter/vf_overlay.c            av_get_pix_fmt_name(ctx->inputs[OVERLAY]->format),