On Mon, 22.12.08 14:31, Hynek Hanke (hanke at brailcom.org) wrote: > > Lennart Poettering wrote: > > In .13 the best way to request low latencies is passing the requested > > latency when creating the stream in pa_buffer_attr.tlength. Then, set > > PA_STREAM_ADJUST_LATENCY and you should be ready to go. > > > > I have trouble using PA_STREAM_ADJUST_LATENCY in 0.9.13 : > > (pa_stream_connect_playback(id->pulse_stream, NULL, &a_attr, > (pa_stream_flags_t)(PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_AUTO_TIMING_UPDATE|PA_STREAM_ADJUST_LATENCY), > &id->pulse_volume, NULL) > > I get an negative error value and an Invalid argument error. > The same function call works and later sound is produced > if I do not specify the PA_STREAM_ADJUST_LATENCY option. > > This is with 2.6.27-7-generic kernel and libasound2 1.0.18-1ubuntu1 > on Ubuntu Intrepid. > > What is the correct way to use PA_STREAM_ADJUST_LATENCY. How > can I find more information about what is the problem? One option is to simply single step though pa_stream_connect_playback. That function starts with a couple of checks for the validity of the arguments passed. Lennart -- Lennart Poettering Red Hat, Inc. lennart [at] poettering [dot] net ICQ# 11060553 http://0pointer.net/lennart/ GnuPG 0x1A015CC4
