Re: [Denemo-devel] A Plan for JACK in denemo

[alex stone]

Yep, sounds like a plan.



On Mon, Dec 14, 2009 at 11:54 AM, Nils Hammerfest <address@hidden> wrote:
>
> This is a good idea. Keep it simple and stupid.
>
> Nils
>
>
>
> On Mon, 14 Dec 2009 11:14:22 +0000
> Richard Shann <address@hidden> wrote:
>
>> I have fixed a serious bug in the device_manager.c that was corrupting
>> the view widget (it was being passed as if it was the treestore). This
>> may be enough to prevent the crashes. But I think a lot of complication
>> should be stripped out. I will not have time to work on it this week
>> but
>> what I suggest is that we keep it simple at first:
>>
>> No starting/restarting jackd - if it is not running set up a flag to say
>> so and do not do any jack things - just let the user set up the
>> device/client list in prefs.
>>
>> If jackd is running
>> The Denemo prefs are read to find the user's client and port names and
>> numbers. These are used to populate jack at the point **** below.
>>
>>
>> int
>> init_jack(void){
>>   int err = 0;
>>   create_jack_midi_client();******** populate all clients from
>> Denemo.prefs here
>>
>>   input_port = jack_port_register(midi_device[0].jack_client,
>> INPUT_PORT_NAME, JACK_DEFAULT_MIDI_TYPE,
>>                         JackPortIsInput, 0);
>>  ...
>>
>> The user is responsible for the Denemo.prefs making sense - i.e. they
>> have to assign client and port numbers that do not overlap. The user
>> gets told if they have used the same client/port number twice.
>>
>> If there are no device/client prefs, nothing is registered, the only
>> thing the user can do is go to the prefdialog and define some.
>>
>> In the prefdialog, all that is done is write Denemo.prefs. So the user
>> has to quit and re-start denemo to get jack working with the new prefs.
>> (Very crude, but simple, we can improve it later)
>>
>>
>> At this level of simplicity it should be possible to track down any
>> bugs. If you have time to work on this Jeremiah, please do, as I shall
>> be very busy all week now.
>>
>> Richard
>>
>>
>>
>>
>> _______________________________________________
>> Denemo-devel mailing list
>> address@hidden
>> http://lists.gnu.org/mailman/listinfo/denemo-devel
>>
>
>
> --
> Nils Gey
> http://www.nilsgey.de
>
>
>
>
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