1*4882a593SmuzhiyunFrom 379741480ceae0498d21e8eb511ff7d8e4da0f1c Mon Sep 17 00:00:00 2001 2*4882a593SmuzhiyunFrom: Jeffy Chen <jeffy.chen@rock-chips.com> 3*4882a593SmuzhiyunDate: Fri, 23 Oct 2020 11:11:11 +0800 4*4882a593SmuzhiyunSubject: [PATCH 11/41] mpegtsdemux: Create new PCR group for big gap 5*4882a593Smuzhiyun 6*4882a593SmuzhiyunCurrently it would try to reuse the current group and handle the gap by 7*4882a593Smuzhiyunjust adding 500ms to pcroffset. 8*4882a593Smuzhiyun 9*4882a593SmuzhiyunSigned-off-by: Jeffy Chen <jeffy.chen@rock-chips.com> 10*4882a593Smuzhiyun--- 11*4882a593Smuzhiyun gst/mpegtsdemux/mpegtspacketizer.c | 11 +++++++++++ 12*4882a593Smuzhiyun 1 file changed, 11 insertions(+) 13*4882a593Smuzhiyun 14*4882a593Smuzhiyundiff --git a/gst/mpegtsdemux/mpegtspacketizer.c b/gst/mpegtsdemux/mpegtspacketizer.c 15*4882a593Smuzhiyunindex 9ee5672..8daae5e 100644 16*4882a593Smuzhiyun--- a/gst/mpegtsdemux/mpegtspacketizer.c 17*4882a593Smuzhiyun+++ b/gst/mpegtsdemux/mpegtspacketizer.c 18*4882a593Smuzhiyun@@ -1994,6 +1994,7 @@ record_pcr (MpegTSPacketizer2 * packetizer, MpegTSPCR * pcrtable, 19*4882a593Smuzhiyun * Initialize current to that group 20*4882a593Smuzhiyun */ 21*4882a593Smuzhiyun GST_DEBUG ("No current window estimator, Checking for group to use"); 22*4882a593Smuzhiyun+create_new_group: 23*4882a593Smuzhiyun for (tmp = pcrtable->groups; tmp; tmp = tmp->next) { 24*4882a593Smuzhiyun PCROffsetGroup *group = (PCROffsetGroup *) tmp->data; 25*4882a593Smuzhiyun 26*4882a593Smuzhiyun@@ -2066,6 +2067,15 @@ record_pcr (MpegTSPacketizer2 * packetizer, MpegTSPCR * pcrtable, 27*4882a593Smuzhiyun if (G_UNLIKELY (corpcr - current->pending[current->last].pcr > 28*4882a593Smuzhiyun 500 * PCR_MSECOND)) { 29*4882a593Smuzhiyun GST_DEBUG ("New PCR more than 500ms away, handling discont"); 30*4882a593Smuzhiyun+ 31*4882a593Smuzhiyun+#if 1 32*4882a593Smuzhiyun+ /** 33*4882a593Smuzhiyun+ * Create new discont group instead of reusing the current, otherwise 34*4882a593Smuzhiyun+ * it will try to handle the gap by just adding 500ms to pcroffset. 35*4882a593Smuzhiyun+ */ 36*4882a593Smuzhiyun+ _close_current_group (pcrtable); 37*4882a593Smuzhiyun+ goto create_new_group; 38*4882a593Smuzhiyun+#else 39*4882a593Smuzhiyun /* Take values from current and put them in the current group (closing it) */ 40*4882a593Smuzhiyun /* Create new group with pcr/offset just after the current group 41*4882a593Smuzhiyun * and mark it as a discont */ 42*4882a593Smuzhiyun@@ -2073,6 +2083,7 @@ record_pcr (MpegTSPacketizer2 * packetizer, MpegTSPCR * pcrtable, 43*4882a593Smuzhiyun _append_group_values (current->group, current->pending[current->last]); 44*4882a593Smuzhiyun _set_current_group (pcrtable, current->group, pcr, offset, TRUE); 45*4882a593Smuzhiyun return; 46*4882a593Smuzhiyun+#endif 47*4882a593Smuzhiyun } 48*4882a593Smuzhiyun 49*4882a593Smuzhiyun if (G_UNLIKELY (corpcr == current->last_value.pcr)) { 50*4882a593Smuzhiyun-- 51*4882a593Smuzhiyun2.20.1 52*4882a593Smuzhiyun 53