[pjsip] Volume of recorder

Benny Prijono bennylp at pjsip.org
Sun Sep 16 15:15:29 EDT 2007


Samuel Vinson wrote:
> Benny,
> 
> Thanks for your answer. Does it exist limits to level parameters ?

Just keep it in the sane range, say 0.1 to 10.0, and it should be 
alright. Of course with more amplification, the audio may get 
saturated (i.e. breaking up because the PCM value exceeds 16bit PCM 
range).

  -benny


> Samuel
> 
> Benny Prijono a écrit :
>> Samuel Vinson wrote:
>>   
>>> Hi,
>>>
>>> Several persons complain about the volume of recorder. I will look for 
>>> hardware solution.
>>> But if I will not find, do you know if there is software solution ? If 
>>> yes, does it exist in PjSIP ?
>>>     
>> The easiest is to use pjsua_conf_adjust_tx/rx_level(). For example, 
>> to amplify the mic signal twice, we use:
>>
>>    pjsua_conf_adjust_rx_level(0, 2.0);
>>
>> -benny
>>
>>
>> _______________________________________________
>> Visit our blog: http://blog.pjsip.org
>>
>> pjsip mailing list
>> pjsip at lists.pjsip.org
>> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org
>>
>>
>>   
> 
> 
> _______________________________________________
> Visit our blog: http://blog.pjsip.org
> 
> pjsip mailing list
> pjsip at lists.pjsip.org
> http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org


-- 
Benny Prijono
http://www.pjsip.org





More information about the pjsip mailing list