1 ==> 1

gistfile1.txt

 ./simple_duplex 
DEBUG: WASAPI backend is disabled.
DEBUG: DirectSound backend is disabled.
DEBUG: WinMM backend is disabled.
DEBUG: Attempting to initialize Core Audio backend...
DEBUG: Loading library: /System/Library/Frameworks/CoreFoundation.framework/CoreFoundation
DEBUG: Loading symbol: CFStringGetCString
DEBUG: Loading symbol: CFRelease
DEBUG: Loading library: /System/Library/Frameworks/CoreAudio.framework/CoreAudio
DEBUG: Loading symbol: AudioObjectGetPropertyData
DEBUG: Loading symbol: AudioObjectGetPropertyDataSize
DEBUG: Loading symbol: AudioObjectSetPropertyData
DEBUG: Loading symbol: AudioObjectAddPropertyListener
DEBUG: Loading symbol: AudioObjectRemovePropertyListener
DEBUG: Loading library: /System/Library/Frameworks/AudioUnit.framework/AudioUnit
DEBUG: Loading symbol: AudioComponentFindNext
DEBUG: Loading symbol: AudioComponentFindNext
DEBUG: Loading symbol: AudioComponentInstanceDispose
DEBUG: Loading symbol: AudioComponentInstanceNew
DEBUG: Loading symbol: AudioOutputUnitStart
DEBUG: Loading symbol: AudioOutputUnitStop
DEBUG: Loading symbol: AudioUnitAddPropertyListener
DEBUG: Loading symbol: AudioUnitGetPropertyInfo
DEBUG: Loading symbol: AudioUnitGetProperty
DEBUG: Loading symbol: AudioUnitSetProperty
DEBUG: Loading symbol: AudioUnitInitialize
DEBUG: Loading symbol: AudioUnitRender
DEBUG: System Architecture:
DEBUG:   Endian: LE
DEBUG:   SSE2:   NO
DEBUG:   AVX2:   NO
DEBUG:   NEON:   YES
INFO: [Core Audio]
INFO:   Microphone MacBook Pro (Capture)
INFO:     Format:      32-bit IEEE Floating Point -> 32-bit IEEE Floating Point
INFO:     Channels:    1 -> 1
INFO:     Sample Rate: 48000 -> 48000
INFO:     Buffer Size: 480*3 (1440)
INFO:     Conversion:
INFO:       Pre Format Conversion:  NO
INFO:       Post Format Conversion: NO
INFO:       Channel Routing:        NO
INFO:       Resampling:             NO
INFO:       Passthrough:            YES
INFO:       Channel Map In:         {CHANNEL_MONO}
INFO:       Channel Map Out:        {CHANNEL_MONO}
INFO:   Haut-parleurs MacBook Pro (Playback)
INFO:     Format:      32-bit IEEE Floating Point -> 32-bit IEEE Floating Point
INFO:     Channels:    1 -> 2
INFO:     Sample Rate: 48000 -> 44100
INFO:     Buffer Size: 480*3 (1440)
INFO:     Conversion:
INFO:       Pre Format Conversion:  NO
INFO:       Post Format Conversion: NO
INFO:       Channel Routing:        YES
INFO:       Resampling:             YES
INFO:       Passthrough:            NO
INFO:       Channel Map In:         {CHANNEL_MONO}
INFO:       Channel Map Out:        {CHANNEL_FRONT_LEFT CHANNEL_FRONT_RIGHT}
Press Enter to quit...