From fbc0004b4b1db946841e1b114bc3c6f08a3c1e45 Mon Sep 17 00:00:00 2001 From: Carl Eugen Hoyos Date: Thu, 1 Aug 2013 16:21:31 +0200 Subject: [PATCH] lavf/movenc: Write disc number and total number of discs as part of metadata. Fixes ticket #2731. --- libavformat/movenc.c | 17 ++++++++++------- 1 file changed, 10 insertions(+), 7 deletions(-) diff --git a/libavformat/movenc.c b/libavformat/movenc.c index e9f5b47582..c1faea7b86 100644 --- a/libavformat/movenc.c +++ b/libavformat/movenc.c @@ -2015,11 +2015,13 @@ static int mov_write_tmpo_tag(AVIOContext *pb, AVFormatContext *s) return size; } -/* iTunes track number */ +/* iTunes track or disc number */ static int mov_write_trkn_tag(AVIOContext *pb, MOVMuxContext *mov, - AVFormatContext *s) + AVFormatContext *s, int disc) { - AVDictionaryEntry *t = av_dict_get(s->metadata, "track", NULL, 0); + AVDictionaryEntry *t = av_dict_get(s->metadata, + disc ? "disc" : "track", + NULL, 0); int size = 0, track = t ? atoi(t->value) : 0; if (track) { int tracks = 0; @@ -2027,14 +2029,14 @@ static int mov_write_trkn_tag(AVIOContext *pb, MOVMuxContext *mov, if (slash) tracks = atoi(slash + 1); avio_wb32(pb, 32); /* size */ - ffio_wfourcc(pb, "trkn"); + ffio_wfourcc(pb, disc ? "disk" : "trkn"); avio_wb32(pb, 24); /* size */ ffio_wfourcc(pb, "data"); avio_wb32(pb, 0); // 8 bytes empty avio_wb32(pb, 0); avio_wb16(pb, 0); // empty - avio_wb16(pb, track); // track number - avio_wb16(pb, tracks); // total track number + avio_wb16(pb, track); // track / disc number + avio_wb16(pb, tracks); // total track / disc number avio_wb16(pb, 0); // empty size = 32; } @@ -2097,7 +2099,8 @@ static int mov_write_ilst_tag(AVIOContext *pb, MOVMuxContext *mov, mov_write_int8_metadata (s, pb, "stik", "media_type",1); mov_write_int8_metadata (s, pb, "hdvd", "hd_video", 1); mov_write_int8_metadata (s, pb, "pgap", "gapless_playback",1); - mov_write_trkn_tag(pb, mov, s); + mov_write_trkn_tag(pb, mov, s, 0); // track number + mov_write_trkn_tag(pb, mov, s, 1); // disc number mov_write_tmpo_tag(pb, s); return update_size(pb, pos); }