Enumeration

AudioChannelCoordinateIndex

Indexes the fields of the mCoordinates array in an AudioChannelDescription structure.

Declaration

typedef enum AudioChannelCoordinateIndex : UInt32 {
    ...
} AudioChannelCoordinateIndex;

Topics

Constants

kAudioChannelCoordinates_Azimuth

For spherical coordinates, 0 is front center, positive is right, negative is left, and measurements are in degrees.

kAudioChannelCoordinates_Distance

For spherical coordinates, distance is radially from the center. The units are specified by the mChannelFlags field of the AudioChannelDescription structure.

kAudioChannelCoordinates_Elevation

For spherical coordinates, +90 is zenith, 0 is horizontal, -90 is nadir, and measurements are in degrees.

Enumeration Cases

kAudioChannelCoordinates_BackFront

For rectangular coordinates, negative is back and positive is front. The units are specified by the mChannelFlags field.

kAudioChannelCoordinates_DownUp

For rectangular coordinates, negative is below ground level, 0 is ground level, and positive is above ground level. The units are specified by the mChannelFlags field.

kAudioChannelCoordinates_LeftRight

For rectangular coordinates, negative is left and positive is right. The units are specified by the mChannelFlags field of the AudioChannelDescription structure.