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mov: fix disc/track numbers and totals

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Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Raivo Hool 2011-10-11 10:53:39 +03:00 committed by Anton Khirnov
parent 25c27f379f
commit dff4177546
1 changed files with 15 additions and 8 deletions
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23
libavformat/mov.c
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@ -81,15 +81,20 @@ typedef struct MOVParseTableEntry {
static const MOVParseTableEntry mov_default_parse_table[];
static int mov_metadata_trkn(MOVContext *c, AVIOContext *pb, unsigned len)
static int mov_metadata_track_or_disc_number(MOVContext *c, AVIOContext *pb,
unsigned len, const char *key)
{
char buf[16];
short current, total;
avio_rb16(pb); // unknown
snprintf(buf, sizeof(buf), "%d", avio_rb16(pb));
av_dict_set(&c->fc->metadata, "track", buf, 0);
avio_rb16(pb); // total tracks
current = avio_rb16(pb);
total = avio_rb16(pb);
if (!total)
snprintf(buf, sizeof(buf), "%d", current);
else
snprintf(buf, sizeof(buf), "%d/%d", current, total);
av_dict_set(&c->fc->metadata, key, buf, 0);
return 0;
}
@ -140,7 +145,7 @@ static int mov_read_udta_string(MOVContext *c, AVIOContext *pb, MOVAtom atom)
const char *key = NULL;
uint16_t str_size, langcode = 0;
uint32_t data_type = 0;
int (*parse)(MOVContext*, AVIOContext*, unsigned) = NULL;
int (*parse)(MOVContext*, AVIOContext*, unsigned, const char*) = NULL;
switch (atom.type) {
case MKTAG(0xa9,'n','a','m'): key = "title"; break;
@ -163,7 +168,9 @@ static int mov_read_udta_string(MOVContext *c, AVIOContext *pb, MOVAtom atom)
case MKTAG( 't','v','e','n'): key = "episode_id";break;
case MKTAG( 't','v','n','n'): key = "network"; break;
case MKTAG( 't','r','k','n'): key = "track";
parse = mov_metadata_trkn; break;
parse = mov_metadata_track_or_disc_number; break;
case MKTAG( 'd','i','s','k'): key = "disc";
parse = mov_metadata_track_or_disc_number; break;
}
if (c->itunes_metadata && atom.size > 8) {
@ -198,7 +205,7 @@ static int mov_read_udta_string(MOVContext *c, AVIOContext *pb, MOVAtom atom)
str_size = FFMIN3(sizeof(str)-1, str_size, atom.size);
if (parse)
parse(c, pb, str_size);
parse(c, pb, str_size, key);
else {
if (data_type == 3 || (data_type == 0 && langcode < 0x800)) { // MAC Encoded
mov_read_mac_string(c, pb, str_size, str, sizeof(str));