Re: [LAU] Segfault using zita-j2a

On 10/25/2012 04:54 PM, Jannis Achstetter wrote: Classic race condition. The jack_client is activated before the resampler is initialized. zita-j2a.cc:200 creates the jack-client and calls jack_activate. process_callbacks can arrive starting now. but not until zita-j2a.cc:211 calls J->start() the data-structures required to do the processing are initialized. Easiest solution is probably to check if start() has been called in the process callback: --- a/jackclient.cc +++ b/jackclient.cc @@ -301,6 +301,8 @@ int Jackclient::jack_process (int nframes) jack_nframes_t ft; double tj, err, d1, d2; + if (_state == INIT) return 0; + // Buffer size change or other evil. if (_state == TERM)