Top "Color-space" questions

What exactly is BGR color space?

An RGB color is composed of three components: Red (0-255), Green (0-255) and Blue (0-255). What exactly is BGR color …

colors opencv color-space

Convert an image RGB->Lab with python

What is the preferred way of doing the conversion using PIL/Numpy/SciPy today?

python numpy scipy python-imaging-library color-space

Converting from RGB to LAB Colorspace - any insight into the range of L*A*B* values?

I was unable to find documentation on the range of L*A*B* values when converting an image from RGB …

python opencv color-space lab-color-space

What are the practical differences when working with colors in a linear vs. a non-linear RGB space?

What is the basic property of a linear RGB space and what is the fundamental property of a non-linear one? …

graphics colors rgb color-space color-coding

Is there an algorithm for color mixing that works like mixing real colors?

The common mixing of RGB colors is very different from mixing colors for paintings, it's mixing of light instead mixing …

algorithm colors language-agnostic blending color-space

Java: how to convert RGB color to CIE Lab

How can I present object Color in CIE Lab color model. Color c = ... float[] lab = {0,0,0}; ... c.getColorComponents(ColorSpace.getInstance(???), lab); …

java color-space

OpenCV Error: (-215:Assertion failed) VScn::contains(scn) && VDcn::contains(dcn) && VDepth::contains(depth) in function 'CvtHelper'

Traceback (most recent call last): File "demo.py", line 132, in `result = find_strawberry(image)` File "demo.py", line 63, in find_…

python opencv color-space

ffmpeg Format settings, Matrix bt709

Does anyone know how I can achieve the following color space (bt.709) via FFmpeg? Here is what I have now …

ffmpeg color-space

Using PIL and NumPy to convert an image to Lab array, modify the values and then convert back

I am trying to convert a PIL image into an array using NumPy. I then want to convert that array …

python colors numpy python-imaging-library color-space

Is HSL Superior over HSI and HSV Color Spaces?

Is HSL superior over HSI and HSV, because it takes human perception into account.? For some image processing algorithms they …

image-processing colors computer-vision color-space