QTAudioChannelLayoutMBS constants

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Back to QTAudioChannelLayoutMBS class.

General layout constants

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Ambisonic_B_Format = &h6B0004

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

W, X, Y, Z

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Binaural = &h6A0002

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

Binaural stereo (left, right)

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Cube = &h700008

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

left, right, rear left, rear right, top left, top right, top rear left, top rear right

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_DiscreteInOrder = &h930000

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.
Example
// build 2 channels to go on channel 3&4
dim d1 as new QTAudioChannelDescriptionMBS
dim d2 as new QTAudioChannelDescriptionMBS

d1.ChannelFlags = QTAudioChannelDescriptionMBS.kAudioChannelFlags_AllOff
d1.ChannelLabel = QTAudioChannelDescriptionMBS.kAudioChannelLabel_Discrete_3
d2.ChannelFlags = QTAudioChannelDescriptionMBS.kAudioChannelFlags_AllOff
d2.ChannelLabel = QTAudioChannelDescriptionMBS.kAudioChannelLabel_Discrete_4

dim a as new QTAudioChannelLayoutMBS

a.NumberChannelDescriptions = 2
a.ChannelDescriptions(0) = d1
a.ChannelDescriptions(1) = d2
a.ChannelLayoutTag = QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_DiscreteInOrder + 2

Needs to be ORed with the actual number of channels.

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Hexagonal = &h6E0006

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

L R Ls Rs C Cs -- 60 degree speaker separation

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_MatrixStereo = &h670002

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

A matrix encoded stereo stream (Lt, Rt)

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_MidSide = &h680002

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

mid/side recording

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Mono = &h640001

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

a standard mono stream

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Octagonal = &h6F0008

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

L R Ls Rs C Cs Lw Rw -- 45 degree speaker separation

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Pentagonal = &h6D0005

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

L R Ls Rs C -- 72 degree speaker separation

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Quadraphonic = &h6C0004

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

L R Ls Rs -- 90 degree speaker separation

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Stereo = &h650002

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

A standard stereo stream (L R) - implied playback

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_StereoHeadphones = &h660002

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

A standard stereo stream (L R) - implied headphone playback

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_Unknown = &hFFFF0000

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

needs to be ORed with the actual number of channels

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_UseChannelBitmap = &h10000

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

Use the bitmap to define the mapping.

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_UseChannelDescriptions = 0

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

Use the array of AudioChannelDescriptions to define the mapping.

QTAudioChannelLayoutMBS.kAudioChannelLayoutTag_XY = &h690002

Type Topic Plugin Version
const QuickTime MBS Main Plugin 11.3
One of the general layout constants.

Coincident mic pair (often 2 figure 8's)

The items on this page are in the following plugins: MBS Main Plugin.


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