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Ignore unnamed audio devices on enumeration 

This was crashing trying to assign a nil CFStringRef from mystery audio
devices to the NSString passed to the enumerate block function, which
was predictably crashing. Ignore such devices instead.

Signed-off-by: Christopher Snowhill <kode54@gmail.com>
xcode15
Christopher Snowhill 2022-10-16 15:23:06 -07:00
parent a9dc4b564c
commit e7aec3547d
1 changed files with 3 additions and 0 deletions
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3
Preferences/Preferences/OutputsArrayController.m
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@ -68,6 +68,9 @@
propsize = sizeof(name); propsize = sizeof(name);
theAddress.mSelector = kAudioDevicePropertyDeviceNameCFString; theAddress.mSelector = kAudioDevicePropertyDeviceNameCFString;
__Verify_noErr(AudioObjectGetPropertyData(devids[i], &theAddress, 0, NULL, &propsize, &name)); __Verify_noErr(AudioObjectGetPropertyData(devids[i], &theAddress, 0, NULL, &propsize, &name));
if(!name) {
continue;
}
propsize = 0; propsize = 0;
theAddress.mSelector = kAudioDevicePropertyStreamConfiguration; theAddress.mSelector = kAudioDevicePropertyStreamConfiguration;