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2014/10/15 ¤U¤È 10:15:10

iphone Programming Glossary: u.propertyresult

iPhone AVCaptureDeviceInput How to Set Quality of Audio Capture?

http://stackoverflow.com/questions/7796263/iphone-avcapturedeviceinput-how-to-set-quality-of-audio-capture

union OSStatus propertyResult char a 4 u Float64 F64sampleRate 8192.0 Float64 F64realSampleRate 0 UInt32 F64datasize 8 u.propertyResult AudioSessionSetProperty kAudioSessionProperty_PreferredHardwareSampleRate sizeof F64sampleRate F64sampleRate NSLog @ Set.. sizeof F64sampleRate F64sampleRate NSLog @ Set Error Set Sample Rate ld lx c c c c u.propertyResult u.propertyResult u.a 3 u.a 2 u.a 1 u.a 0 u.propertyResult AudioSessionGetProperty kAudioSessionProperty_CurrentHardwareSampleRate.. sizeof F64sampleRate F64sampleRate NSLog @ Set Error Set Sample Rate ld lx c c c c u.propertyResult u.propertyResult u.a 3 u.a 2 u.a 1 u.a 0 u.propertyResult AudioSessionGetProperty kAudioSessionProperty_CurrentHardwareSampleRate F64datasize..