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support 64bit date/duration

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Originally committed as revision 5193 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2006-03-22 10:45:04 +00:00
parent 68ca39b21a
commit 1175561e19
1 changed files with 19 additions and 8 deletions
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27
libavformat/mov.c
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@ -693,16 +693,21 @@ static int mov_read_mdhd(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
static int mov_read_mvhd(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
{
get_byte(pb); /* version */
int version = get_byte(pb); /* version */
get_byte(pb); get_byte(pb); get_byte(pb); /* flags */
get_be32(pb); /* creation time */
get_be32(pb); /* modification time */
if (version == 1) {
get_be64(pb);
get_be64(pb);
} else {
get_be32(pb); /* creation time */
get_be32(pb); /* modification time */
}
c->time_scale = get_be32(pb); /* time scale */
#ifdef DEBUG
av_log(NULL, AV_LOG_DEBUG, "time scale = %i\n", c->time_scale);
#endif
c->duration = get_be32(pb); /* duration */
c->duration = (version == 1) ? get_be64(pb) : get_be32(pb); /* duration */
get_be32(pb); /* preferred scale */
get_be16(pb); /* preferred volume */
@ -1335,10 +1340,11 @@ static int mov_read_trak(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
static int mov_read_tkhd(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
{
AVStream *st;
int version;
st = c->fc->streams[c->fc->nb_streams-1];
get_byte(pb); /* version */
version = get_byte(pb); /* version */
get_byte(pb); get_byte(pb);
get_byte(pb); /* flags */
@ -1349,12 +1355,17 @@ static int mov_read_tkhd(MOVContext *c, ByteIOContext *pb, MOV_atom_t atom)
MOV_TRACK_IN_POSTER 0x0008
*/
get_be32(pb); /* creation time */
get_be32(pb); /* modification time */
if (version == 1) {
get_be64(pb);
get_be64(pb);
} else {
get_be32(pb); /* creation time */
get_be32(pb); /* modification time */
}
st->id = (int)get_be32(pb); /* track id (NOT 0 !)*/
get_be32(pb); /* reserved */
st->start_time = 0; /* check */
get_be32(pb); /* highlevel (considering edits) duration in movie timebase */
(version == 1) ? get_be64(pb) : get_be32(pb); /* highlevel (considering edits) duration in movie timebase */
get_be32(pb); /* reserved */
get_be32(pb); /* reserved */