2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 static int jacosub_write_header(AVFormatContext *s)
24 const AVCodecParameters *par = s->streams[0]->codecpar;
26 if (par->extradata_size) {
27 avio_write(s->pb, par->extradata, par->extradata_size - 1);
33 AVOutputFormat ff_jacosub_muxer = {
35 .long_name = NULL_IF_CONFIG_SMALL("JACOsub subtitle format"),
36 .mime_type = "text/x-jacosub",
37 .extensions = "jss,js",
38 .write_header = jacosub_write_header,
39 .write_packet = ff_raw_write_packet,
40 .flags = AVFMT_TS_NONSTRICT,
41 .subtitle_codec = AV_CODEC_ID_JACOSUB,