static void new_subtitle_stream(AVFormatContext *oc, int file_idx) { AVStream *st; OutputStream *ost; AVCodec *codec=NULL; AVCodecContext *subtitle_enc; enum CodecID codec_id = CODEC_ID_NONE; if(!subtitle_stream_copy){ if (subtitle_codec_name) { codec_id = find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 1, avcodec_opts[AVMEDIA_TYPE_SUBTITLE]->strict_std_compliance); codec = avcodec_find_encoder_by_name(subtitle_codec_name); } else { codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_SUBTITLE); codec = avcodec_find_encoder(codec_id); } } ost = new_output_stream(oc, file_idx, codec); st = ost->st; subtitle_enc = st->codec; ost->bitstream_filters = subtitle_bitstream_filters; subtitle_bitstream_filters= NULL; subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE; if(subtitle_codec_tag) subtitle_enc->codec_tag= subtitle_codec_tag; if (oc->oformat->flags & AVFMT_GLOBALHEADER) { subtitle_enc->flags |= CODEC_FLAG_GLOBAL_HEADER; } if (subtitle_stream_copy) { st->stream_copy = 1; } else { subtitle_enc->codec_id = codec_id; set_context_opts(avcodec_opts[AVMEDIA_TYPE_SUBTITLE], subtitle_enc, AV_OPT_FLAG_SUBTITLE_PARAM | AV_OPT_FLAG_ENCODING_PARAM, codec); } if (subtitle_language) { av_dict_set(&st->metadata, "language", subtitle_language, 0); av_freep(&subtitle_language); } subtitle_disable = 0; av_freep(&subtitle_codec_name); subtitle_stream_copy = 0; }