It would really help if I attached the file...
@interface NSSound : NSObject <NSCoding, NSCopying>
{
NSString *_name;
NSData *_data;
NSString *_playbackDeviceIdentifier; // Currently unused
NSArray *_channelMapping; // Currently unused
BOOL _onlyReference;
id _delegate;
NSTimeInterval _duration;
// Private info:
// 0 - input bundle (id<GSSoundSource>)
// 1 - output bundle (id<GSSoundSink>)
// 2 - lock (NSConditionLock *)
void *_private[4];
BOOL _shouldStop;
}
- (void)_stream
{
NSUInteger bytesRead;
BOOL bytesWereWritten;
BOOL success;
void *bytes;
bytes = NSZoneMalloc(NSDefaultMallocZone(), BUFFER_SIZE);
bytesRead = [(id<GSSoundSource>)_private[0] readBytes: bytes length:
BUFFER_SIZE];
while ((!_shouldExit) || (bytesRead > 0) || (!success))
{
/* FIXME */
if ([(NSConditionLock*)_private[2] condition] == SOUND_SHOULD_PAUSE)
{
[(NSConditionLock*)_private[2] lockWhenCondtion: SOUND_SHOULD_PLAY];
[(NSConditionLock*)_private[2] unlock];
}
success = [(id<GSSoundSink>)_private[1] writeBytes: bytes length:
bytesRead];
bytesRead = [(id<GSSoundSource>)_private[0] readBytes: bytes length:
BUFFER_SIZE];
}
[self performSelectorOnMainThread: @selector(_finished:)
withObject: [NSNumber numberforBool: success]
waitUntilDone: NO];
}
- (BOOL) pause
{
if ([(NSConditionLock*)_private[2] condition] == SOUND_SHOULD_PAUSE)
{
return NO;
}
if ([(NSConditionLock*)_private[2] tryLock] == NO)
{
return NO;
}
[(NSConditionLock*)_private[2] unlockWithCondition: SOUND_SHOULD_PAUSE];
return YES;
}
- (BOOL) play
{
// If the NSCondtionLock exists it's because NSSound is either playing or
paused
if ((NSConditionLock*)_private[2] != nil)
{
return NO;
}
_private[2] = (void *)[NSCondtionLock initWithCondition: SOUND_SHOULD_PAUSE];
/* FIXME */
if ([(NSConditionLock*)_private[2] tryLock] != YES)
{
return NO;
}
[[(NSConditionLock*)_private[2] unlockWithCondition: SHOUND_SHOULD_PLAY];
return YES;
}
- (BOOL) resume
{
if ([(NSConditionLock*)_private[2] condition] == SOUND_SHOULD_PLAY)
{
return NO;
}
if ([(NSConditionLock*)_private[2] tryLock] == NO)
{
return NO;
}
[(NSConditionLock*)_private[2] unlockWithCondition: SOUND_SHOULD_PLAY];
return YES;
}
- (BOOL) stop
{
if ((NSConditionLock*)_private[2] == nil)
{
return NO;
}
/* FIXME */
_shouldStop = YES;
RELEASE((NSConditionLock*)_private[2]);
return YES;
}
- (BOOL) isPlaying
{
if ([(NSConditionLock*)_private[2] condition] == SOUND_SHOULD_PLAY)
{
return YES;
}
return NO;
}
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