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jitterbuffer: fix buffer level with invalid DTS

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It is possible that the DTS is invalid (when we receive RTP packets from
TCP, for example). As a fallback, use the reconstructed PTS value to
calculate the buffer level.
This commit is contained in:
Wim Taymans 2014-03-03 11:34:00 +01:00
parent 53d0741347
commit b4caf09011
1 changed files with 4 additions and 4 deletions
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8
gst/rtpmanager/rtpjitterbuffer.c
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@ -253,7 +253,7 @@ get_buffer_level (RTPJitterBuffer * jbuf)
/* first first buffer with timestamp */ /* first first buffer with timestamp */
high_buf = (RTPJitterBufferItem *) g_queue_peek_tail_link (jbuf->packets); high_buf = (RTPJitterBufferItem *) g_queue_peek_tail_link (jbuf->packets);
while (high_buf) { while (high_buf) {
if (high_buf->dts != -1) if (high_buf->dts != -1 || high_buf->pts != -1)
break; break;
high_buf = (RTPJitterBufferItem *) g_list_previous (high_buf); high_buf = (RTPJitterBufferItem *) g_list_previous (high_buf);
@ -261,7 +261,7 @@ get_buffer_level (RTPJitterBuffer * jbuf)
low_buf = (RTPJitterBufferItem *) g_queue_peek_head_link (jbuf->packets); low_buf = (RTPJitterBufferItem *) g_queue_peek_head_link (jbuf->packets);
while (low_buf) { while (low_buf) {
if (low_buf->dts != -1) if (low_buf->dts != -1 || low_buf->pts != -1)
break; break;
low_buf = (RTPJitterBufferItem *) g_list_next (low_buf); low_buf = (RTPJitterBufferItem *) g_list_next (low_buf);
@ -272,8 +272,8 @@ get_buffer_level (RTPJitterBuffer * jbuf)
} else { } else {
guint64 high_ts, low_ts; guint64 high_ts, low_ts;
high_ts = high_buf->dts; high_ts = high_buf->dts != -1 ? high_buf->dts : high_buf->pts;
low_ts = low_buf->dts; low_ts = low_buf->dts != -1 ? low_buf->dts : low_buf->pts;
if (high_ts > low_ts) if (high_ts > low_ts)
level = high_ts - low_ts; level = high_ts - low_ts;