gst/rtp/gstrtpspeexdepay.*: Take timestamp from the RTP packet as a first step to fix problems with transmission over...

Original commit message from CVS:
Patch by: Tomasz Grobelny <tomasz at grobelny dot oswiecenia dot net>
* gst/rtp/gstrtpspeexdepay.c: (gst_rtp_speex_depay_init),
(gst_rtp_speex_depay_process):
* gst/rtp/gstrtpspeexdepay.h:
Take timestamp from the RTP packet as a first step to fix problems
with transmission over RTP when the network is not reliable.
Fixes bug #541787.

1 files changed, 9 insertions, 1 deletions

diff --git a/gst/rtp/gstrtpspeexdepay.c b/gst/rtp/gstrtpspeexdepay.c
index c18c5e22..db6cbd53 100644
--- a/gst/rtp/gstrtpspeexdepay.c
+++ b/gst/rtp/gstrtpspeexdepay.c
@@ -105,6 +105,7 @@ gst_rtp_speex_depay_init (GstRtpSPEEXDepay * rtpspeexdepay,
     GstRtpSPEEXDepayClass * klass)
 {
   GST_BASE_RTP_DEPAYLOAD (rtpspeexdepay)->clock_rate = 8000;
+  rtpspeexdepay->start_ts = 0;
 }
 
 static gint
@@ -202,8 +203,15 @@ gst_rtp_speex_depay_process (GstBaseRTPDepayload * depayload, GstBuffer * buf)
       gst_rtp_buffer_get_marker (buf),
       gst_rtp_buffer_get_timestamp (buf), gst_rtp_buffer_get_seq (buf));
 
-  /* nothing special to be done */
+  GstRtpSPEEXDepay *speexdepayload = GST_RTP_SPEEX_DEPAY (depayload);
+  /* apply correct timestamp from rtp packet */
   outbuf = gst_rtp_buffer_get_payload_buffer (buf);
+  if (speexdepayload->start_ts == 0)
+    speexdepayload->start_ts = gst_rtp_buffer_get_timestamp (buf);
+  GST_BUFFER_TIMESTAMP (outbuf) =
+      gst_util_uint64_scale (GST_SECOND,
+      gst_rtp_buffer_get_timestamp (buf) - speexdepayload->start_ts,
+      depayload->clock_rate);
 
   return outbuf;
 }