[chuck-users] Problem: chuck --silent --srateXXXXX not timing correctly

Ryan Supak ryansupak at gmail.com
Fri Jun 13 13:13:23 EDT 2014


Hi Spencer, thanks for the reply and the info.

That info about ChucK x RPi is second hand, admittedly. I have not gotten
to the point of deployment on the RPi quite yet. But thanks for the more
accurate take on the installation process!

rs


On Fri, Jun 13, 2014 at 6:28 AM, Spencer Salazar <spencer at ccrma.stanford.edu
> wrote:

> Hi Ryan,
>
> --silent mode is mostly designed for offline rendering, so it basically
> runs as fast as possible. There isn't currently a way to have it run in
> real-time without also having audio, though that sounds like a nice
> feature.
>
> Im surprised that you are finding it difficult to get real-time sound
> working with chuck on RPi. With e.g. Satellite CCRMA [1], its mostly a
> matter of installing the asound2-dev package and maybe libpulse-dev and
> compiling chuck as usual.
>
> spencer
>
> [1] https://ccrma.stanford.edu/~eberdahl/satellite/
>
>
> On Thu, Jun 5, 2014 at 10:02 AM, Ryan Supak <ryansupak at gmail.com> wrote:
>
>> Hi, I'm running the latest version of chuck on OSX 10.6.9.
>>
>> I've got a program that doesn't process audio, but it does take MIDI
>> input in realtime and it outputs various kinds of synchronization signals
>> based on it.
>>
>> I originally tried running it with just the --silent flag but chuck was
>> 'saying' that time durations were way shorter than they were. I attempted
>> the same thing without the --silent flag (defaulting to onboard soundcard)
>> and time durations were accurate. Then, I tried using both the --silent and
>> --srate44100 flags to see if that would help, but it behaved just as it did
>> with the --silent flag.
>>
>> The ultimate goal is to install this program on a Raspberry Pi without
>> using sound at all (and chuck on RPi freaks out unless you install a bunch
>> of other stuff, if you try to run it without the --silent flag).
>>
>> Anyway, is there a method or trick to make the combined usage of --silent
>> and --srateXXXXX properly measure duration in realtime use?
>>
>> Thanks for any help!
>> rs
>>
>>
>>
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>>
>>
>
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