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Re: IO Proc doesn't behave as expected
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Re: IO Proc doesn't behave as expected


  • Subject: Re: IO Proc doesn't behave as expected
  • From: Robert Grant <email@hidden>
  • Date: Sat, 12 Mar 2005 14:59:25 -0500

Hi Chris,

I can confirm that AudioOutputUnitStart and Stop work fine with a Cocoa UI - Rax does it a lot.

There's something else going on here...

Robert.

On Mar 11, 2005, at 9:58 PM, Chris Rolfe wrote:

Taking for granted initialization, etc., can anyone suggest why
starting/sleeping/stopping an IO Proc works, but the same IO Proc might
produce garbage when start/stop are called from a Cocoa UI, a la:


This works fine:

void start() {  AudioOutputUnitStart (unit);   }
void stop()  {  AudioOutputUnitStop  (unit);   }

void test()
{
start();
usleep (4 * 1000 * 1000); // sleep this thread while audio plays
stop();
}


This sucks:

-(void) startButton () { start() ; }
-(void) stopButton ()  { stop() ; }

TIA,
Chris


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