Function:Lowlight

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Enhances the low intensity colors in a dark photo taken from a general purpose mobile, CCTV or DSLR camera. Our technique restores most of the hidden features in a low light image making it suitable for enhancing security footage in real-time at dawn, dusk and other low light conditions.

Function

CuviStatus cuvi::colorOperations::lowlight(const CuviImage& src,
                                           CuviImage& dst,
                                           const CuviStream& stream = CuviStream());

Parameters

Name Type Description
src const CuviImage& Input Image
dst CuviImage& Output Image
stream const CuviStream& GPU stream ID for execution

Image Type Support

Input Output
8uC3 8uC3
16uC3 16uC3

Sample

Input
Output

Example

CuviImage input("D:/lowlight.jpg", CUVI_LOAD_IMAGE_COLOR_KEEP_DEPTH), output;
 
//Perform low-light enhancement
cuvi::colorOperations::lowlight(input, output);
 
//Save Output to file
cuvi::io::saveImage(output, "D:/enhanced.jpg");