[Speex-dev] payload length of narrowband speex in RTP

Jozsef Vass jozsef_vass at yahoo.com
Wed Nov 5 17:45:24 PST 2008


If you do not use vbr (no vad), speex will provide a constant bitrate based on quality.

Jozsef

> Message: 1
> Date: Tue, 4 Nov 2008 12:12:21 -0500
> From: "Yuanchao Lu" <betsyyuan at gmail.com>
> Subject: [Speex-dev] payload length of narrowband speex in
> RTP
> To: speex-dev at xiph.org
> Message-ID:
> 	<47d89710811040912u5ccf8a12lb71ba9be25a9fe8b at mail.gmail.com>
> Content-Type: text/plain; charset="iso-8859-1"
> 
> Hello to all speex developers
> 
> I have question regarding payload length of narrowband
> speex in RTP. I were
> watching tcpdump of the xlite softphone and have found that
> it uses constant
> payload length 75 Bytes. The packet size should be
> variable, right? Why I
> get constant packet size?
> Thank you
> 
> Yuanchao Lu
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