|
ImageTools[SetLayer] - insert a layer into a multi-layer image
|
|
Calling Sequence
|
|
SetLayer( img, img_layer, layer, opts )
|
|
|
Parameters
|
|
|
img
|
-
|
ColorImage or ColorAImage; input image
|
|
img_layer
|
-
|
GrayImage; input layer
|
|
layer
|
-
|
1,2,3,4; layer index
|
|
opts
|
-
|
(optional) equation(s) of the form option = value; specify options for the SetLayer command
|
|
|
|
|
|
Description
|
|
|
•
|
The SetLayer command replaces a single layer within a multi-layer image.
|
|
•
|
The img_layer parameter is the image that is inserted into img. It must be of type GrayImage.
|
|
•
|
The layer parameter is the index of the layer to insert. It is an integer from 1 to 3 for a ColorImage, or from 1 to 4 for a ColorAImage.
|
|
|
|
Options
|
|
|
|
Specifies whether the operation is performed in-place. This can be used to avoid allocating memory. The default is false.
|
|
|
Specifies a data structure into which the output is written. This can be used to avoid allocating memory. The size and number of layers must match that of the input. The dimensions of the output image are adjusted so that the row and column indices match the input. The output option overrides the inplace option. The default is NULL.
|
|
|
|
Examples
|
|
|
>
|
|
Create a blank (black) color image and three grayscale images.
|
>
|
|
|
>
|
|
|
>
|
|
|
>
|
|
Insert, separately, the grayscale images into the blank color image, as the red, green, and blue layers.
|
>
|
|
|
>
|
|
|
>
|
|
Insert all three grayscale images into the blank color image.
|
>
|
|
|
>
|
|
|
>
|
|
View the results.
|
>
|
![View([img_r, img_g, img_b], [img1, img2, img3], img)](/support/helpjp/helpview.aspx?si=3805/file01970/math202.png)
|
|
|
Download Help Document
Was this information helpful?
