I'm getting that as well under OS 10.4.11.
It appears there was a change in 1623 that caused the problem:
Index: conference.c
===================================================================
--- conference.c (revision 1622)
+++ conference.c (revision 1623)
@@ -1269,6 +1269,9 @@
} else {
+ /* Initialize frame type to None */
+ *type = PJMEDIA_FRAME_TYPE_NONE;
+
/*
* If we don't have enough samples in rx_buf, read from the
port
* first. Remember that rx_buf may be in different clock rate!
@@ -1296,6 +1299,9 @@
TRACE_((THIS_FILE, " get_frame returned non-audio"));
pjmedia_zero_samples( cport->rx_buf + cport-
>rx_buf_count,
cport->samples_per_frame);
+ } else {
+ /* We've got at least one frame */
+ *type = PJMEDIA_FRAME_TYPE_AUDIO;
}
cport->rx_buf_count += cport->samples_per_frame;
@@ -1718,6 +1724,10 @@
/* Check that the port is not removed when we call
get_frame() */
if (conf->ports[i] == NULL)
continue;
+
+ /* Ignore if we didn't get any frame */
+ if (frame_type != PJMEDIA_FRAME_TYPE_AUDIO)
+ continue;
}
/* If we need to adjust the RX level from this port, adjust
the level
-Norman
On Dec 18, 2007, at 1:11 AM, P.J. Cast. wrote:
> Hi all, great library!
>
> I noticed when updating today that the media lib is
> not working so well under OSX (at least that is the
> only platform I'm currently testing with).
>
> Specifically, lines 1727 of pjmedia/conference.c
> /* Ignore if we didn't get any frame */
> if (frame_type != PJMEDIA_FRAME_TYPE_AUDIO)
> continue;
>
> When testing using the pjsua client, placing a call
> (with any codec) results in almost (it seems) every
> other audio frame being dropped. This results in
> extremely choppy playback on the pjsip client -
> sending audio is fine.
>
> When I comment out that line, local playback of
> received audio is perfect. So, it seems that a lot of
> frames are not marked as PJMEDIA_FRAME_TYPE_AUDIO when
> they should be... I tried chasing the location of the
> frame type setting, but I am very unfamiliar with the
> code base and could not decipher how the read loop was
> supposed to work.
>
> One thing that I noticed, that may be related, is dump
> stats while in call shows a lot of jitter on the
> received side, not sure if that is really normal.
> jitter : 0.000 124.270 11020.000 15.375
>
> I can work with the older revision, but would be
> interested in helping to get this fixed.
>
> Thanks
>
>
>
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