edge = codec->flags & CODEC_FLAG_EMU_EDGE ? 0 : avcodec_get_edge_width();
w += edge << 1;
h += edge << 1;
-
+ if (codec->pix_fmt != ctx->outputs[0]->format) {
+ av_log(codec, AV_LOG_ERROR, "Pixel format mismatches %d %d\n", codec->pix_fmt, ctx->outputs[0]->format);
+ return -1;
+ }
if(!(ref = avfilter_get_video_buffer(ctx->outputs[0], perms, w, h)))
return -1;