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List:       asterisk-dev
Subject:    Re: [Asterisk-Dev] iax2 video frame timestamps
From:       Kenny Shumard <kshumard () gmail ! com>
Date:       2005-04-30 16:02:06
Message-ID: f48e64ec05043009027b86d39a () mail ! gmail ! com
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On 4/29/05, Jeff Grollo <jgrollo@horizonlive.com> wrote:
> The enlightening iax(2) spec released yesterday describes timestamps
> for meta video frames as 16 bits. However, the diagram for meta video
> frames displays a '?' as bit 0 in the timestamp. chan_iax2.c (line
> 7324) only uses the lower 15 bits of the timestamp to construct a full
> 32-bit timestamp:
> 
>     fr.ts = (iaxs[fr.callno]->last & 0xFFFF8000L) | (ntohs(mh->ts) &
> 0x7fff);
> 
> Is that bit of the timestamp reserved or should the full 16 bits be
> used in timestamp calculations?
> 
> Jeff Grollo
> 

This was exactly my question, and why I had that '?' there. Any
insight from anyone on that bit?

~K

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