Computes the sum of all pixel values in the image
Function
CuviStatus sum(CuviImage* image,
Cuvi64f* sum,
CuviStream* stream = NULL);
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Parameters
| Name
|
Type
|
Description
|
| image
|
CuviImage*
|
Input Image
|
| sum
|
Cuvi64f*
|
Sum of all pixel values of the image
|
| stream
|
CuviStream*
|
GPU stream ID for execution
|
Image Type Support
| Input
|
Output
|
| 8uC1
|
Cuvi64f single value
|
| 8uC3
|
Cuvi64f three values
|
Sample
Example
CuviImage* gimg = new CuviImage(size, depth, nChannels);
Cuvi64f* sum = 0;
//Upload input data
gimg->upload(hostImg->imageData, hostImg->widthStep);
//Sum of all pixel values
cuvi::arithmeticLogical::sum(gimg, &sum);
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