[pjsip] amr_helper.h: Frame length of AMR-WB bitrate 14.25

Ming ming at teluu.com
Wed May 28 02:28:08 EDT 2014


Hi Zoltan,

You are right. But unfortunately, there doesn't seem to be an easy way to
fix it without affecting backward compatibility. So what currently happens
when the framelen is set to 37. Does the client fail with assertion or only
one-way audio?

Regards,
Ming


On Mon, May 26, 2014 at 9:33 PM, <Zoltan.Toth.ext at rohde-schwarz.com> wrote:

> Hello,
>
> I found that the frame length definition for AMR-WB bitrate 12.45 is
> incorrect. This bitrate has a frame length of 285 bits, which corresponds
> to 36 bytes.
> However, pjmedia_codec_amrwb_framelen[3] is set to 37. This makes the
> buffer availability check fail in pjmeda_codec_amr_pack() if the caller
> does not provide an extra byte in the payload.
>
> Regards
> Zoltan
>
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