{"id":41602,"date":"2025-06-03T23:27:41","date_gmt":"2025-06-03T15:27:41","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/41602.html"},"modified":"2025-06-03T23:27:41","modified_gmt":"2025-06-03T15:27:41","slug":"opencv-%e5%8f%af%e8%a7%86%e5%8c%96%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/41602.html","title":{"rendered":"opencv \u53ef\u89c6\u5316\u51fd\u6570"},"content":{"rendered":"

\u76ee\u5f55<\/p>\n

cv2.rectangle<\/p>\n

cv2.putText<\/p>\n

cv2.circle<\/p>\n

\n

cv2.rectangle<\/h3>\n<\/p>\n

cv2.putText<\/h3>\n<\/p>\n

cv2.rectangle(img, (x1, y1), (x2, y2), (0, 255, 0), thickness=tl, lineType=cv2.LINE_AA)<\/p>\n

clors = [(255, 0, 0), (0, 255, 0), (0, 0, 255), (255, 255, 0), (0, 255, 255)]<\/p>\n

for i in range(5):
\n point_x = int(landmarks[2 * i])
\n point_y = int(landmarks[2 * i + 1])
\n cv2.circle(img, (point_x, point_y), tl + 1, clors[i], -1)<\/p>\n

tf = max(tl – 1, 1) # font thickness
\n label = str(conf)[:5]
\n cv2.putText(img, label, (x1, y1 – 2), 0, tl \/ 3, [225, 255, 255], thickness=tf, lineType=cv2.LINE_AA) <\/p>\n

cv2.circle<\/h3>\n

\u542b\u4e49：\u56fe\u7247，\u4e2d\u5fc3\u5e97，\u534a\u5f84，\u989c\u8272，\u5706\u8f6e\u5ed3\u7c97\u7ec6，\u7ebf\u7c7b\u578b\u3002<\/p>\n

cv2.circle(img_show, (x_new, y_new), 1, (255, 0, 0), 2) <\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb284\u6b21\u3002opencv \u53ef\u89c6\u5316\u51fd\u6570<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[1460,3217,50,523],"topic":[],"class_list":["post-41602","post","type-post","status-publish","format-standard","hentry","category-server","tag-opencv","tag-python","tag-50","tag-523"],"yoast_head":"\nopencv \u53ef\u89c6\u5316\u51fd\u6570 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/41602.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"opencv \u53ef\u89c6\u5316\u51fd\u6570 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"og:description\" content=\"\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb284\u6b21\u3002opencv \u53ef\u89c6\u5316\u51fd\u6570\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.wsisp.com\/helps\/41602.html\" \/>\n<meta property=\"og:site_name\" content=\"\u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-03T15:27:41+00:00\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.wsisp.com\/helps\/41602.html\",\"url\":\"https:\/\/www.wsisp.com\/helps\/41602.html\",\"name\":\"opencv \u53ef\u89c6\u5316\u51fd\u6570 - 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