Description
The number of channels, or bands, per pixel.
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Property type
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A Long value.
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Syntax
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object.NumberOfChannels [= value]
The NumberOfChannels Property syntax has these parts: |
| object | An expression evaluating to an object of type McImageType. | | value | A Long value. | Remarks
For example, an RGB image should have 3 channels. Use 0 to indicate a don't care condition.
Note that the properties are not verified in context with each other, also there is no interaction -- setting the McImageType object to Monochrome does not set NumberOfChannels to one; the client must explicitlly do it.
Exceptions
E_POINTER implies the argument pointer is invalid. E_INVALIDARG indicates the client is attempting to set the property to an invalid value.
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