Top "Contrast" questions

the difference in color and light between parts of an image

simple illumination correction in images openCV c++

I have some color photos and the illumination is not regular in the photos: one side of the image is …

c++ opencv contrast
How to decide font color in white or black depending on background color?

I want to show some images like this example The fill color is decided by a field in the data …

colors contrast
OpenCV Python equalizeHist colored image

I need to do a histogram equalization for a colored image. First I convert the colored image to gray and …

python opencv colors contrast histogram-equalization
What's the fastest way to increase color image contrast with OpenCV in python (cv2)?

I'm using OpenCV to process some images, and one of the first steps I need to perform is increasing the …

python opencv numpy contrast
How to programmatically change contrast of a bitmap in android?

I want to programmatically change the contrast of bitmap. Till now I have tried this. private Bitmap adjustedContrast(Bitmap src, …

android image-processing bitmap contrast
How can I adjust contrast in OpenCV in C?

I'm just trying to adjust contrast/ brightness in an image in gray scale to highlight whites in that image with …

c opencv contrast
Adjust the contrast of an image in C# efficiently

Is there an efficient way of adjusting the contrast of an image in C#? I've seen this article which advocates …

c# image contrast
Difference between contrast stretching and histogram equalization

I would like to know the difference between contrast stretching and histogram equalization. I have tried both using OpenCV and …

histogram contrast stretching
How (and why) do you use contrasts?

Under what cases do you create contrasts in your analysis? How is it done and what is it used for? …

r linear-regression categorical-data contrast
Normalize histogram (brightness and contrast) of a set of images using Python Image Library (PIL)

I have a script which uses Google Maps API to download a sequence of equal-sized square satellite images and generates …

python image-processing python-imaging-library brightness contrast