From dc75e4e3b33bc9582b4562003cd3160601bf7b6c Mon Sep 17 00:00:00 2001 From: David Conrad Date: Wed, 21 Apr 2010 06:36:05 +0000 Subject: [PATCH] movenc: Write nero chapters Originally committed as revision 22927 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/movenc.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/libavformat/movenc.c b/libavformat/movenc.c index da1bf66..4efed1be 100644 --- a/libavformat/movenc.c +++ b/libavformat/movenc.c @@ -1513,6 +1513,32 @@ static int mov_write_3gp_udta_tag(ByteIOContext *pb, AVFormatContext *s, return updateSize(pb, pos); } +static int mov_write_chpl_tag(ByteIOContext *pb, AVFormatContext *s) +{ + int64_t pos = url_ftell(pb); + int i, nb_chapters = FFMIN(s->nb_chapters, 255); + + put_be32(pb, 0); // size + put_tag (pb, "chpl"); + put_be32(pb, 0x01000000); // version + flags + put_be32(pb, 0); // unknown + put_byte(pb, nb_chapters); + + for (i = 0; i < nb_chapters; i++) { + AVChapter *c = s->chapters[i]; + AVMetadataTag *t; + put_be64(pb, av_rescale_q(c->start, c->time_base, (AVRational){1,10000000})); + + if ((t = av_metadata_get(c->metadata, "title", NULL, 0))) { + int len = FFMIN(strlen(t->value), 255); + put_byte(pb, len); + put_buffer(pb, t->value, len); + } else + put_byte(pb, 0); + } + return updateSize(pb, pos); +} + static int mov_write_udta_tag(ByteIOContext *pb, MOVMuxContext *mov, AVFormatContext *s) { @@ -1551,6 +1577,9 @@ static int mov_write_udta_tag(ByteIOContext *pb, MOVMuxContext *mov, mov_write_meta_tag(pb_buf, mov, s); } + if (s->nb_chapters) + mov_write_chpl_tag(pb_buf, s); + if ((size = url_close_dyn_buf(pb_buf, &buf)) > 0) { put_be32(pb, size+8); put_tag(pb, "udta"); -- 2.7.4