{"id":28253,"date":"2024-01-04T13:43:10","date_gmt":"2023-07-16T09:04:05","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/ubuntu-%e5%9c%a8-wsl-%e4%b8%8a%e7%9a%84%e7%ac%ac%e4%b9%9d%e9%83%a8%e5%88%86-4\/"},"modified":"2025-08-12T07:10:11","modified_gmt":"2025-08-11T23:10:11","slug":"ubuntu-%e5%9c%a8-wsl-%e4%b8%8a%e7%9a%84%e7%ac%ac%e4%b9%9d%e9%83%a8%e5%88%86-4","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/ubuntu-%e5%9c%a8-wsl-%e4%b8%8a%e7%9a%84%e7%ac%ac%e4%b9%9d%e9%83%a8%e5%88%86-4\/","title":{"rendered":"Ubuntu \u5728 WSL \u4e0a\u7684\u7b2c\u4e5d\u90e8\u5206"},"content":{"rendered":"<h1>\u6982\u8ff0<\/h1>\n<p>\u5728Windows\u5b50\u7cfb\u7edfLinux\uff08WSL\uff09\u4e0a\u5c1d\u8bd5\u8fd0\u884cPython\u7684OpenCV\u3002<br \/>\n\u5c1d\u8bd5\u68c0\u6d4b\u8f6e\u5ed3\u5e76\u6d88\u53bb\u80cc\u666f\u3002<\/p>\n<h1>\u73af\u5883<\/h1>\n<p>Windows10 64\u4f4d<\/p>\n<h1>\u5b89\u88c5<\/h1>\n<pre class=\"post-pre\"><code>sudo apt install Python3-opencv\r\n<\/code><\/pre>\n<h1>\u539f\u59cb\u56fe\u50cf<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c1a42d0c9c81e0f5af8bb\/7-0.2%26auto%3Dformat%26gif-q%3D60%26q%3D75%26w%3D1400%26fit%3Dmax%26s%3Ddc280780123fd27b10351f6ddec91843\" alt=\"\" \/><\/div>\n<h1>\u6210\u679c<\/h1>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657c1a42d0c9c81e0f5af8bb\/9-0.png\" alt=\"res14.png\" \/><\/div>\n<h1>\u793a\u4f8b\u4ee3\u7801<\/h1>\n<pre class=\"post-pre\"><code>import numpy as np\r\nimport cv2\r\n\r\nimg = cv2.imread(\"cat0.jpg\")\r\ngray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)\r\nedges = cv2.Canny(gray, 5, 70)\r\nedges = cv2.dilate(edges, None)\r\nedges = cv2.erode(edges, None)\r\nh, w = img.shape[ : 2]\r\nback = np.ones((h, w, 3), np.uint8) * 255\r\ncontour_info = []\r\ncontours, _ = cv2.findContours(edges, cv2.RETR_LIST, cv2.CHAIN_APPROX_NONE)\r\nfor c in contours:\r\n    contour_info.append((c, cv2.isContourConvex(c), cv2.contourArea(c), ))\r\ncontour_info = sorted(contour_info, key = lambda c: c[2], reverse = True)\r\nmax_contour = contour_info[0]\r\nmask = np.zeros(edges.shape)\r\ncv2.fillConvexPoly(mask, max_contour[0], (255))\r\nkernel = np.array([[0.0, -1.0, 0.0], [-1.0, 5.0, -1.0], [0.0, -1.0, 0.0]])\r\nmask = cv2.filter2D(mask, -1, kernel)\r\nres = np.where(np.expand_dims(mask &lt; 1, -1), back, img)\r\ncv2.imwrite('res14.png', res)\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u8ff0 \u5728Windows\u5b50\u7cfb\u7edfLinux\uff08WSL\uff09\u4e0a\u5c1d\u8bd5\u8fd0\u884cPython\u7684OpenCV\u3002 \u5c1d\u8bd5\u68c0\u6d4b\u8f6e\u5ed3\u5e76\u6d88\u53bb\u80cc\u666f [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-28253","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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