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identify color sequence with OpenCV

Motionless Moose answered on May 5, 2021 Popularity 7/10 Helpfulness 2/10

answer identify color sequence with OpenCV

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identify color sequence with OpenCV

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res = []
for cnt in contours:
    if cv2.contourArea(cnt) > 100:
        x,y,w,h = cv2.boundingRect(cnt)
        cx,cy = x+w/2, y+h/2
        color = hsv[cy,cx,0]

        if (color < 10 or color > 170):
            res.append([cx,cy,'R'])
        elif(50 < color < 70):
            res.append([cx,cy,'G'])
        elif(20 < color <40):
            res.append([cx,cy,'Y'])
        elif(110 < color < 130):
            res.append([cx,cy,'B'])

res = sorted(res,key = lambda res : res[0])
colors = [x[2] for x in res]
print colors

Popularity 7/10 Helpfulness 2/10 Language python

Source: stackoverflow.com

Tags: identify opencv python sequence

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Contributed on May 05 2021

Motionless Moose

0 Answers Avg Quality 2/10

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identify color sequence with OpenCV

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import numpy as np
import cv2

img  = cv2.imread('sofqn.png')
gray = cv2.cvtColor(img,cv2.COLOR_BGR2GRAY)
hsv = cv2.cvtColor(gray,cv2.COLOR_BGR2HSV)

Popularity 7/10 Helpfulness 1/10 Language python

Source: stackoverflow.com

Tags: sequence opencv python identify

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Contributed on May 05 2021

Motionless Moose

0 Answers Avg Quality 2/10

identify color sequence with OpenCV

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