for (i = 0; i < fg->nb_outputs; i++) {
OutputStream *ost = fg->outputs[i]->ost;
+ if (!ost->enc) {
+ /* identical to the same check in ffmpeg.c, needed because
+ complex filter graphs are initialized earlier */
+ av_log(NULL, AV_LOG_ERROR, "Encoder (codec %s) not found for output stream #%d:%d\n",
+ avcodec_get_name(ost->st->codec->codec_id), ost->file_index, ost->index);
+ return AVERROR(EINVAL);
+ }
if (ost &&
ost->enc->type == AVMEDIA_TYPE_AUDIO &&
!(ost->enc->capabilities & AV_CODEC_CAP_VARIABLE_FRAME_SIZE))