[opus] adaptive bandwidth

Kelvin Chua kelchy at gmail.com
Tue Mar 3 17:27:30 PST 2015

I am using libopus for my implementation. I wonder if anybody in the list
have any experience on how to make libopus dynamically adjust its bitrate?
On Mar 3, 2015 10:42 PM, "Benjamin Schwartz" <benjamin.m.schwartz at gmail.com>

> It sounds like your software isn't adjusting the opus bitrate in response
> to network conditions.  For example, many WebRTC implementations do not
> adjust the opus bitrate, because it is small in comparison to the video
> bitrate.  However, opus itself does support continuously varying the
> bitrate over a wide range.
> On Tue, Mar 3, 2015, 12:58 AM Kelvin Chua <kelchy at gmail.com> wrote:
>> Hi guys,
>> I have been reading a lot about the "adaptiveness" of opus and i quote:
>> ... can still change, e.g. to adapt to changing network conditions.
>> useinbandfec ...
>> can somebody please enlighten me on this "adaptiveness"?
>> whatever way I do our tests, it sticks to the same sampling rate and the
>> same average bitrate, it would go up, down a bit but that's it.
>> When we get some network issues, bandwidth utilization stays the same.
>> Am I interpreting it incorrectly?
>> Kelvin Chua
>>  _______________________________________________
>> opus mailing list
>> opus at xiph.org
>> http://lists.xiph.org/mailman/listinfo/opus
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