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Core Audio output: Add a quick safety fix 

Add a safety fix for pausing and shutting down, so that we don't call
into AUAudioUnit's stopHardware function unless the stream has already
been started by the output.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>
CQTexperiment
Christopher Snowhill 2022-01-26 15:42:28 -08:00
parent ee7b7dad5f
commit bbce6880d7
1 changed files with 5 additions and 2 deletions
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7
Audio/Output/OutputCoreAudio.m
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@ -755,7 +755,8 @@ default_device_changed(AudioObjectID inObjectID, UInt32 inNumberAddresses, const
listenerapplied = NO; listenerapplied = NO;
} }
if (_au) { if (_au) {
[_au stopHardware]; if (started)
[_au stopHardware];
_au = nil; _au = nil;
} }
if (running) if (running)
@ -791,7 +792,8 @@ default_device_changed(AudioObjectID inObjectID, UInt32 inNumberAddresses, const
- (void)pause - (void)pause
{ {
paused = YES; paused = YES;
[_au stopHardware]; if (started)
[_au stopHardware];
} }
- (void)resume - (void)resume
@ -799,6 +801,7 @@ default_device_changed(AudioObjectID inObjectID, UInt32 inNumberAddresses, const
NSError *err; NSError *err;
[_au startHardwareAndReturnError:&err]; [_au startHardwareAndReturnError:&err];
paused = NO; paused = NO;
started = YES;
} }
- (void)sustainHDCD - (void)sustainHDCD