int map_len;
int len;
AVRational main_timebase = {0, 0};
- struct gxf_stream_info si;
+ struct gxf_stream_info *si = s->priv_data;
int i;
if (!parse_packet_header(pb, &pkt_type, &map_len) || pkt_type != PKT_MAP) {
av_log(s, AV_LOG_ERROR, "map packet not found\n");
return 0;
}
map_len -= len;
- gxf_material_tags(pb, &len, &si);
+ gxf_material_tags(pb, &len, si);
avio_skip(pb, len);
map_len -= 2;
len = avio_rb16(pb); // length of track description
track_id = avio_r8(pb);
track_len = avio_rb16(pb);
len -= track_len;
- gxf_track_tags(pb, &track_len, &si);
+ gxf_track_tags(pb, &track_len, si);
avio_skip(pb, track_len);
if (!(track_type & 0x80)) {
av_log(s, AV_LOG_ERROR, "invalid track type %x\n", track_type);
if (idx < 0) continue;
st = s->streams[idx];
if (!main_timebase.num || !main_timebase.den) {
- main_timebase.num = si.frames_per_second.den;
- main_timebase.den = si.frames_per_second.num * 2;
+ main_timebase.num = si->frames_per_second.den;
+ main_timebase.den = si->frames_per_second.num * 2;
}
- st->start_time = si.first_field;
- if (si.first_field != AV_NOPTS_VALUE && si.last_field != AV_NOPTS_VALUE)
- st->duration = si.last_field - si.first_field;
+ st->start_time = si->first_field;
+ if (si->first_field != AV_NOPTS_VALUE && si->last_field != AV_NOPTS_VALUE)
+ st->duration = si->last_field - si->first_field;
}
if (len < 0)
av_log(s, AV_LOG_ERROR, "invalid track description length specified\n");
AVIOContext *pb = s->pb;
GXFPktType pkt_type;
int pkt_len;
+ struct gxf_stream_info *si = s->priv_data;
+
while (!pb->eof_reached) {
AVStream *st;
int track_type, track_id, ret;
avio_skip(pb, skip);
pkt->stream_index = stream_index;
pkt->dts = field_nr;
+
+ //set duration manually for DV or else lavf misdetects the frame rate
+ if (st->codec->codec_id == CODEC_ID_DVVIDEO)
+ pkt->duration = si->fields_per_frame;
+
return ret;
}
return AVERROR(EIO);
AVInputFormat ff_gxf_demuxer = {
"gxf",
NULL_IF_CONFIG_SMALL("GXF format"),
- 0,
+ sizeof(struct gxf_stream_info),
gxf_probe,
gxf_header,
gxf_packet,