AudioHardwarePriv.h

Introduction

#defines

kAudioSubDeviceNameKey

#define kAudioSubDeviceNameKey "name" 

Discussion

The key used in a CFDictionary that describes the state of an AudioSubDevice. The value for this key is a CFString that contains the human readable name of the AudioSubDevice.

#define kAudioSubDeviceDriftCompensationKey "drift" 

Discussion

The key used in a CFDictionary that describes the state of an AudioSubDevice. The value for this key is a CFNumber where a non-zero value indicates that drift compensation is enabled for the AudioSubDevice

#define kAudioSubDeviceDriftCompensationQualityKey "drift quality" 

Discussion

The key used in a CFDictionary that describes the state of an AudioSubDevice. The value for this key is a CFNumber that indicates the quality of the drifty compensation for the AudioSubDevice

#define kAudioSubDeviceExtraInputLatencyKey "latency-in" 

Discussion

The key used in a CFDictionary that describes the state of an AudioSubDevice. The value for this key is a CFNumber that indicates the total number of frames of additional latency that will be added to the input side of the AudioSubDevice.

#define kAudioSubDeviceExtraOutputLatencyKey "latency-out" 

Discussion

The key used in a CFDictionary that describes the state of an AudioSubDevice. The value for this key is a CFNumber that indicates the total number of frames of additional latency that will be added to the output side of the AudioSubDevice.

#define kAudioSubDeviceInputChannelsKey "channels-in" 

Discussion

The key used in a CFDictionary that describes the state of an AudioSubDevice. The value for this key is a CFNumber that indicates the total number of input channels for the AudioSubDevice.

kAudioAggregateDeviceSubDeviceNameKey

#define kAudioSubDeviceNameKey "name" 

Discussion

The key used in a CFDictionary that describes the state of an AudioSubDevice. The value for this key is a CFString that contains the human readable name of the AudioSubDevice.

#define kAudioSubDeviceOutputChannelsKey "channels-out" 

Discussion

The key used in a CFDictionary that describes the state of an AudioSubDevice. The value for this key is a CFNumber that indicates the total number of output channels for the AudioSubDevice.

Did this document help you? Yes: Tell us what works for you. It’s good, but: Report typos, inaccuracies, and so forth. It wasn’t helpful: Tell us what would have helped.

Last Updated: 2006-10-25