AudioHardwareIOProcStreamUsage

This structure describes which streams a given AudioDeviceIOProc will use. It is used in conjunction with kAudioDevicePropertyIOProcStreamUsage.

Declaration

struct AudioHardwareIOProcStreamUsage

mIOProc: The IOProc whose stream usage is being specified.
mNumberStreams: The number of streams being specified.
mStreamIsOn: An array of UInt32’s whose length is specified by mNumberStreams. Each element of the array corresponds to a stream. A value of 0 means the stream is not to be enabled. Any other value means the stream is to be used.