Thanks for the info, Johan. Actually I changed PJMEDIA_SND_DEFAULT_PLAY_LATENCY (i.e. not REC) from 100ms to 160ms for WM and to 140 on Win32, on release 1.5 (see ticket #983). Cheers Benny On Mon, Jan 11, 2010 at 8:54 AM, Johan Lantz <johan.lantz at genaker.net> wrote: > Hi Jerry > > I have only done measurments with ptime 80 and 100 and these are ok. > > One thing that caused me a lot of problems was that some of my phones was > not able to produce frames fast enough when PJMEDIA_SND_DEFAULT_REC_LATENCY > was 100 i.e. the old setting. I think Benny changed this to a higher value > later on but I still have 200 on some old devices like HTC 3600 while more > powerful devices like Motorola Symbol can handle 100. > > I have never played with the PJMEDIA_CODEC_MAX_SILENCE_PERIOD > > > /Johan >