Function:Subtract

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Subtracts pixel values of second image from the first image

Function

CuviStatus subtract(const CuviImage& src1,
                    const CuviImage& src2,
                    CuviImage& dst,
                    const CuviStream& stream = CuviStream());

Parameters

Name Type Description
src1 const CuviImage& First Image
src2 const CuviImage& Second Image
dst CuviImage& Resultant Image
stream const CuviStream& GPU stream ID for execution

Image Type Support

Input 1 Input 2 Output
8uC1 8uC1 8uC1
8uC3 8uC3 8uC3
16uC1 16uC1 16uC1
16uC3 16uC3 16uC3
32fC1 32fC1 32fC1
32fC3 32fC3 32fC3


Sample

First Image
Second Image
Result


Example

CuviImage gimg1 = cuvi::io::loadImage(path);
CuviImage gimg2 = cuvi::io::loadImage(path);
CuviImage gout;
 
//Subtract two images
cuvi::arithmeticLogical::subtract(gimg1,gimg2,gout);