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# 视频对象提取 # | ||
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``` | ||
import cv2 | ||
import numpy as np | ||
cap = cv2.VideoCapture(0) | ||
while (1): | ||
_, frame = cap.read() | ||
hsv = cv2.cvtColor(frame, cv2.COLOR_BGR2HSV) | ||
#在PS里用取色器的HSV | ||
psHSV = [112, 89, 52] | ||
diff = 40 #上下浮动值 | ||
#因为PS的HSV(HSB)取值是:0~360、0~1、0~1,而OpenCV的HSV是:0~180、0~255、0~255,所以要对ps的hsv进行处理,H/2、SV*255 | ||
lowerHSV = [(psHSV[0] - diff) / 2, (psHSV[1] - diff) * 255 / 100, | ||
(psHSV[2] - diff) * 255 / 100] | ||
upperHSV = [(psHSV[0] + diff) / 2, (psHSV[1] + diff) * 255 / 100, | ||
(psHSV[2] + diff) * 255 / 100] | ||
mask = cv2.inRange(hsv, np.array(lowerHSV), np.array(upperHSV)) | ||
res = cv2.bitwise_and(frame, frame, mask=mask) | ||
res = cv2.GaussianBlur(res, (5, 5), 1) | ||
cv2.imshow('frame', frame) | ||
# cv2.imshow('mask', mask) | ||
cv2.imshow('res', res) | ||
if cv2.waitKey(1) & 0xFF == ord('q'): | ||
break | ||
cv2.destroyAllWindows() | ||
``` |
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#coding=utf-8 | ||
#图片修复 | ||
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import cv2 | ||
import numpy as np | ||
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path = "img/inpaint.png" | ||
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img = cv2.imread(path) | ||
hight, width, depth = img.shape[0:3] | ||
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thresh = cv2.inRange(img, np.array([240, 240, 240]), np.array([255, 255, 255])) | ||
kernel = cv2.getStructuringElement(cv2.MORPH_ELLIPSE, (3, 3)) | ||
hi_mask = cv2.dilate(thresh, kernel, iterations=3) | ||
specular = cv2.inpaint(img, hi_mask, 5, flags=cv2.INPAINT_TELEA) | ||
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cv2.namedWindow("Image", 0) | ||
cv2.resizeWindow("Image", int(width / 2), int(hight / 2)) | ||
cv2.imshow("Image", img) | ||
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cv2.namedWindow("newImage", 0) | ||
cv2.resizeWindow("newImage", int(width / 2), int(hight / 2)) | ||
cv2.imshow("newImage", specular) | ||
cv2.waitKey(0) | ||
cv2.destroyAllWindows() |
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