Re: [Linphone-developers] Arm-linphone and RAM usage

[Simon Morlat]

You still have problems with your audio drivers: try the things I told you in 
previous mail.

Simon

Le vendredi 11 août 2006 16:57, Salvador Gianluca a écrit :
> hi to all the list!
> I succesfully cross-compiled linphone for my ARM: EP9302 processor @200MHz,
> 32MB RAM 16MB Flash! linphonec works good: i can make and receive calls,
> but the audio quality isn't acceptable: i have about 10 secs delay and not
> all the words arrives! What can i do to enhance the audio quality? I though
> there could be some ways to do this: 1. in the .linphonerc file there is a
> list of codecs that can be used. I think that the lowest for bit rate
> (speex, gsm, ...) it could be a good choice 2. in the .linphonerc file i
> found "audio_jitt_comp=60" in rtp section. what it means? Could it help me
> improving audio quality and delay? 3. If the audio streaming is stored in a
> buffer (perhaps circular?) before to be compressed-decompressed, i could
> enhance the buffer-size... 4. the RAM usage is shared between linux
> filesystem and execution, and users applications. I could increase the
> application part and reduce filesystem... What do you think about this
> ways? Are they correct?
> Where can i find an in-deep documentation about how linphonec uses RAM
> resources? Any other ideas?
> Thanks and best regards,
> Gian