[chuck-users] sndbuf glitch

[Scott Smallwood]

--blocking ...!  Yes this does actually seem to resolve the problem  
with this patch - at least in the command line (not in miniAudicle,  
though).

Thanks Dan!

--ss

On Mar 9, 2010, at 6:42 AM, dan trueman wrote:

> does it make a difference if the --blocking flag is set?
>
> On Mar 9, 2010, at 8:37 AM, Scott Smallwood wrote:
>
>> Hey ChucKians,
>>
>> So, I've talked to some of you about this problem before, and have  
>> been given various solutions, including playing with chunking, but  
>> so far, nothing has been able to resolve this basic issue.  It's  
>> really kept me from doing any significant work with sound buffers  
>> ChucK.
>>
>> Here's the issue:
>>
>> When you read a file into a sound buffer - doesn't matter how large  
>> the file is, the audio "clicks".  Doesn't matter what else is  
>> currently "playing", whether it's an oscillator, another sndbuff,  
>> etc - it just invariably clicks.
>>
>> Case and point:
>>
>> ----
>>
>> SndBuf s1 => dac;
>> SndBuf s2 => dac;
>>
>> 0 => s2.gain; //turn down the gain of 2 so you can hear the click
>>
>> "file1.aif" => s1.read;
>>
>> 2::second => now;
>>
>> "file2.aif" => s2.read;
>>
>> 2::second => now;
>>
>> ----
>>
>> So, this script starts playing the first file, then in 2 seconds  
>> when it loads "file2.aif" into the other SndBuf (who's gain is  
>> turned town) - CLICK!
>>
>> I know - this can be resolved by loading all needed soundbufs at  
>> the top of the code, but this is very restrictive.  I want to be  
>> able to load in new audio on-the-fly - but currently, Chuck simply  
>> doesn't seem to support this basic feature.
>>
>> Anybody have any clues here?
>>
>> --ss
>>
>> [ - ] - [ - ] - [ - ] - [ - ] - [ - ] - [ - ] - [ - ] - [ - ] - [ - ]
>>
>> S c o t t   S m a l l w o o d
>>
>> composer, sound artist
>> faculty of arts, u of alberta
>>
>> scott.smallwood at ualberta.ca
>> http://www.scott-smallwood.com
>> http://www.ecnedive.com
>>
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>
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S c o t t   S m a l l w o o d

   composer, sound artist
   faculty of arts, u of alberta

   scott.smallwood at ualberta.ca
   http://www.scott-smallwood.com
   http://www.ecnedive.com