Top "Hsv" questions

Why is the range of hue 0-180° in opencv

Can anybody explain to me why the hue value of an HSV image in OpenCV only goes to 180° and not …

opencv hsv

Black color object detection HSV range in opencv

What is the range of Black color object detection? i tried following code cvInRangeS(imgHSV, cvScalar(0, 0, 0, 0), cvScalar(0, 255, 255, 0), imgThreshold); but its …

c++ opencv hsv

Converting from HSV (HSB in Java) to RGB without using java.awt.Color (disallowed on Google App Engine)

I figured I should post this question, even if I have already found a solution, as a Java implementation was …

java google-app-engine colors rgb hsv

From RGB to HSV in OpenGL GLSL

I need to pass from RGB color space to HSV .. I searched in internet and found two different implementations, but …

opengl glsl rgb hsv

Convert HSV to grayscale in OpenCV

I'm a newbie in OpenCV. I'm learning the Segmentation by Watershed algorithm and I have a problem. I have to …

opencv grayscale hsv

OpenCV Android Green Color Detection

currently I'm making an app where user will detect green colors. I use this photo for testing: My problem is …

android opencv colors rgba hsv

HSV Color ranges table

I'm developing an App in which children need to find certain colors using a certain target dot on the camera …

ios colors rgb uicolor hsv

python - opencv - convert pixel from bgr to hsv

img = cv2.imread('example.jpg') img_hsv = cv2.cvtColor(img, cv2.COLOR_BGR2HSV) # lower mask (0-10) lower_red = np.…

python opencv pixel hsv bgr

convert bgr to hsv in opencv, C++

I'm trying to have a webcam take a picture of someone's face in BGR, convert the picture into HSV, and …

c++ opencv hsv

HSV colour space and CvInRangeS function

cvInRangeS(imgHSV, cvScalar(15, 234, 120), cvScalar(21, 234, 120), imgThreshed); I am wondering what each parameter in the cvScalar function represents. I thought it would …

opencv hsv