tsparse: Convert PCR values immediately

Doing lazy conversion of PCR values doesn't work right
when a PCR discont is encountered. Instead, convert PCR
values to the continuous timestamp domain as soon as we
encounter them and store that instead.
This commit is contained in:
Jan Schmidt 2017-02-27 23:47:25 +11:00
parent ed1e4c16fb
commit 60810cd057

View file

@ -706,7 +706,10 @@ mpegts_parse_inspect_packet (MpegTSBase * base, MpegTSPacketizerPacket * packet)
parse->pcr_pid = packet->pid;
/* Check the PCR-PID matches the program we want for multiple programs */
if (parse->pcr_pid == packet->pid) {
parse->current_pcr = PCRTIME_TO_GSTTIME (packet->pcr);
parse->current_pcr = mpegts_packetizer_pts_to_ts (base->packetizer,
PCRTIME_TO_GSTTIME (packet->pcr), parse->pcr_pid);
GST_DEBUG ("Got new PCR %" GST_TIME_FORMAT " raw %" G_GUINT64_FORMAT,
GST_TIME_ARGS (parse->current_pcr), packet->pcr);
if (parse->base_pcr == GST_CLOCK_TIME_NONE) {
parse->base_pcr = parse->current_pcr;
}
@ -739,7 +742,6 @@ get_pending_timestamp_diff (MpegTSParse2 * parse)
static GstFlowReturn
drain_pending_buffers (MpegTSParse2 * parse, gboolean drain_all)
{
MpegTSBase *base = (MpegTSBase *) (parse);
GstFlowReturn ret = GST_FLOW_OK;
GstClockTime start_ts;
GstClockTime pcr = GST_CLOCK_TIME_NONE;
@ -775,8 +777,7 @@ drain_pending_buffers (MpegTSParse2 * parse, gboolean drain_all)
return GST_FLOW_OK;
if (GST_CLOCK_TIME_IS_VALID (parse->current_pcr)) {
pcr = mpegts_packetizer_pts_to_ts (base->packetizer,
parse->current_pcr, parse->pcr_pid);
pcr = parse->current_pcr;
parse->current_pcr = GST_CLOCK_TIME_NONE;
}
@ -868,8 +869,7 @@ mpegts_parse_input_done (MpegTSBase * base, GstBuffer * buffer)
GST_DEBUG_OBJECT (parse,
"InputTS %" GST_TIME_FORMAT " PCR %" GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_PTS (buffer)),
GST_TIME_ARGS (mpegts_packetizer_pts_to_ts (base->packetizer,
parse->current_pcr, parse->pcr_pid)));
GST_TIME_ARGS (parse->current_pcr));
}
if (parse->set_timestamps || parse->first) {