[Asterisk-video] h324m/AMR update
Emmanuel BUU
emmanuel.buu at ives.fr
Mon Sep 3 08:52:04 CDT 2007
Klaus,
I had the same kind of issue with another 3G GW and another SIP phone (Kapanga). The trick was that the SIP phone was configured not to display the video stream until the first I frame was presented. What happend is that the handset at the other end would send only an I frame once at the beginning of the call and would not resend any. However this first I frame was missing or incomplete so video was not displayed.
So check if there is such a configuration on eyebeam and disable it.
Emmanuel
On Mon, 03 Sep 2007 15:38:40 +0200, Klaus Darilion <klaus.mailinglists at pernau.at> wrote:
> I see RTP-video packets from Asterisk to eyebeam, but eyebeam does not
> display video. I have nu glue if the stream is broken or if eyebeam is
> buggy. Any hints to debug this? Does somebody know another SIP
> videophone for windows?
>
> regards
> klaus
>
> Sergio Garcia schrieb:
>> What problems do u have wiht video?
>>
>> BR
>> Sergio
>>
>> P.S. Great work on AMR!
>>
>>
>> ---------- Original Message ----------------------------------
>> From: Klaus Darilion <klaus.mailinglists at pernau.at>
>> Reply-To: Development discussion of video media support in
> Asterisk<asterisk-video at lists.digium.com>
>> Date: Mon, 03 Sep 2007 15:00:36 +0200
>>
>>> Hi!
>>>
>>> FYI: I have h324m_gw bridged to a video call (eyebeam) and AMR<->G711
> is
>>> working fine in both directions and video from eyebeam to h324m (nokia
>>> 6630) is working too....still working on video from h324 to eyebeam.
>>>
>>> patch for codec_amr.c:
>>>
>>> pack_bits((unsigned char *)pvt->outbuf, 0, tmp->pheader, pbits);
>>> pack_bits((unsigned char *)pvt->outbuf, pbits, tmp->speech_bits,
>>> sbits);
>>> npad = 8 - ((sbits + pbits) % 8); /* Number of padding bits */
>>> + if (npad == 8) {
>>> + npad = 0;
>>> + }
>>>
>>> if (octet_aligned && npad != 0) {
>>>
>>>
>>>
>>>
>>> regards
>>> klaus
>>>
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>>
>>
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>
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--
Emmanuel BUU
Gérant / General Manager
IVèS
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