linuxaudio.org

Am 25.10.2012 17:23, schrieb Robin Gareus:

quoted text
> 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)

Sounds reasonable but still crashes with the same error. I'll try to

debug this further :)
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