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mov: Read nero chapters

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Originally committed as revision 23020 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
David Conrad 2010-05-05 08:41:01 +00:00
parent e1954bb5ca
commit 1cf9f6ed4f
1 changed files with 31 additions and 0 deletions
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31
libavformat/mov.c
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@ -219,6 +219,36 @@ static int mov_read_udta_string(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
return 0;
}
static int mov_read_chpl(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
{
int64_t start;
int i, nb_chapters, str_len;
char str[256+1];
if ((atom.size -= 5) < 0)
return 0;
get_be32(pb); // version + flags
get_be32(pb); // ???
nb_chapters = get_byte(pb);
for (i = 0; i < nb_chapters; i++) {
if (atom.size < 9)
return 0;
start = get_be64(pb);
str_len = get_byte(pb);
if ((atom.size -= 9+str_len) < 0)
return 0;
get_buffer(pb, str, str_len);
str[str_len] = 0;
ff_new_chapter(c->fc, i, (AVRational){1,10000000}, start, AV_NOPTS_VALUE, str);
}
return 0;
}
static int mov_read_default(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
{
int64_t total_size = 0;
@ -2166,6 +2196,7 @@ static int mov_read_elst(MOVContext *c, ByteIOContext *pb, MOVAtom atom)
static const MOVParseTableEntry mov_default_parse_table[] = {
{ MKTAG('a','v','s','s'), mov_read_extradata },
{ MKTAG('c','h','p','l'), mov_read_chpl },
{ MKTAG('c','o','6','4'), mov_read_stco },
{ MKTAG('c','t','t','s'), mov_read_ctts }, /* composition time to sample */
{ MKTAG('d','i','n','f'), mov_read_default },