{"id":11,"date":"2024-10-08T15:16:27","date_gmt":"2024-10-08T07:16:27","guid":{"rendered":"https:\/\/imzhangao.com\/?p=11"},"modified":"2026-03-12T14:52:57","modified_gmt":"2026-03-12T06:52:57","slug":"%e8%a7%a3%e5%86%b3%e5%93%94%e5%93%a9%e5%93%94%e5%93%a9%e7%bd%91%e7%ab%99%e6%bb%91%e5%9d%97%e9%aa%8c%e8%af%81%e7%99%bb%e9%99%86%e6%80%9d%e8%b7%af","status":"publish","type":"post","link":"https:\/\/imzhangao.com\/?p=11","title":{"rendered":"\u89e3\u51b3\u54d4\u54e9\u54d4\u54e9\u7f51\u7ad9\u6ed1\u5757\u9a8c\u8bc1\u767b\u9646\u601d\u8def"},"content":{"rendered":"<ul>\n<li>\n<p>\u5bf9\u4e8e\u6ed1\u5757\uff0cselenium\u53ef\u4ee5\u5f88\u7b80\u5355\u7684\u6a21\u62df\u9f20\u6807\u64cd\u4f5c\uff0c\u4f46\u662f\uff0c\u83b7\u53d6\u6ed1\u52a8\u7684\u8ddd\u79bb\u662f\u8fd9\u79cd\u9a8c\u8bc1\u7834\u89e3\u7684\u96be\u70b9\uff0c\u9996\u5148\uff0c\u7814\u7a76\u4e86B\u7ad9\u7684\u4ee3\u7801\u4e4b\u540e\uff0c\u53d1\u73b0\u9a8c\u8bc1\u662f\u7531\u4e00\u4e2a\u53eb\u6781\u9a8c\u7684\u516c\u53f8\u505a\u7684\uff0c\u4ed6\u4eec\u4f20\u8f93\u8fc7\u6765\u7684\u56fe\u7247\u6211\u53d1\u73b0\u662f\u5750\u6807\u88ab\u6253\u4e71\u4e86\u7684\u4e00\u4e2a\u56fe\u7247\uff0c\u800c\u4e14\u8fd8\u6709\u4e00\u7ec4\u6570\u636e\uff0c\u6211\u4f30\u8ba1\u662f\u8ba1\u7b97\u56fe\u7247\u5750\u6807\u7136\u540e\u62fc\u6210\u4e00\u4e2a\u5b8c\u6574\u7684\u56fe\u7247\uff0c\u5f88\u591a\u4eba\u5c31\u4f1a\u53bb\u7814\u7a76\u8fd9\u4e2a\u5750\u6807\u600e\u4e48\u8ba1\u7b97\u7684\uff0c\u4f46\u662f\u6211\u5728\u770b\u4e86\u4ed6\u7684HTML\u53d1\u73b0\uff0c\u6700\u540e\u4ed6\u5c06\u8ba1\u7b97\u540e\u7684\u5b8c\u6574\u56fe\u7247\u52a0\u8f7d\u5230\u4e86canvas\u753b\u5e03\u4e2d\uff0c\u800c\u4e14\u662f\u4e09\u4e2a\u753b\u5e03\uff08\u4e00\u4e2a\u5b8c\u6574\u7684\uff0c\u4e00\u4e2a\u6709\u7f3a\u53e3\u7684\uff0c\u4e00\u4e2a\u7f3a\u53e3\u56fe\u7247\uff09\uff0c\u6240\u4ee5\u6211\u4eec\u4e0d\u7528\u90a3\u4e48\u9ebb\u70e6\u76f4\u63a5\u901a\u8fc7js\u5c06\u753b\u5e03\u4e2d\u7684\u56fe\u7247\u8f6c\u4e3abase64\u6570\u636e\uff1a<\/p>\n<pre><code class=\"language-jsx\">$('.geetest_canvas_bg')[0].toDataURL('image\/png')\n$('.geetest_canvas_fullbg')[0].toDataURL('image\/png')\n$('.geetest_canvas_slice')[0].toDataURL('image\/png')<\/code><\/pre>\n<\/li>\n<li>\u62ff\u5230\u6570\u636e\u540e\u5c31\u7b80\u5355\u4e86\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7base64\u6a21\u5757\u4ee5\u53caOpenCV\u63d0\u4f9b\u7684imdecode\u65b9\u6cd5\u5c06\u6570\u636e\u8f6c\u5316\u4e3aOpenCV\u56fe\u7247\u5bf9\u8c61\u3002<\/li>\n<li>\u7136\u540e\u5c31\u662f\u6700\u5173\u952e\u7684\u65f6\u5019\u4e86\uff0c\u6211\u4eec\u5148\u5c06\u56fe\u7247\u8f6c\u4e3a\u7070\u5ea6\u56fe\u7247\uff0c\u7136\u540e\u901a\u8fc7scikit-image\uff08<a href=\"https:\/\/www.pyimagesearch.com\/2017\/06\/19\/image-difference-with-opencv-and-python\/\">\u8ba1\u7b97\u56fe\u7247\u5dee\u5f02\u6a21\u5757<\/a>\uff09\u6a21\u5757\u8ba1\u7b97\u5b8c\u6574\u56fe\u7247\u548c\u6709\u7f3a\u53e3\u7684\u56fe\u7247\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u7136\u540e\u5c06\u5dee\u5f02\u6570\u7ec4\u901a\u8fc7threshold\u8bbe\u7f6e\u9608\u503c\uff0c\u7136\u540e\u5c06\u8bbe\u7f6e\u5b8c\u9608\u503c\u7684\u56fe\u50cf\u901a\u8fc7findContours\u51fd\u6570\u8bc6\u522b\u8f6e\u5ed3\uff0c\u7136\u540e\u901a\u8fc7boundingRect\u5c31\u80fd\u5f97\u5230\u7f3a\u53e3\u7684\u7b80\u5355\u8f6e\u5ed3\u6570\u636e\uff08\u8d77\u59cb\u5750\u6807x,y\u4ee5\u53ca\u5bbd\u548c\u9ad8w,h\uff09,\u6211\u4eec\u62ff\u5230\u8f6e\u5ed31\u7684x1\uff0cy1\u6570\u636e\uff0c\u7136\u540e\u5c06\u7f3a\u53e3\u56fe\u7247\u505a\u7070\u5ea6\u5904\u7406\uff0c\u7136\u540e\u5c06\u901a\u8fc7numpy\u8f6c\u4e3a\u56fe\u50cf\u6570\u7ec4\uff0c\u7136\u540e\u901a\u8fc7threshold\u548cfindContours\u4ee5\u53caboundingRect\u51fd\u6570\u5f97\u5230\u8f6e\u5ed32\u7684x2\uff0cy2\u6570\u636e\uff0c\u6700\u540ex1-x2\u7684\u503c\u5c31\u662f\u6211\u4eec\u9700\u8981\u6ed1\u52a8\u7684\u957f\u5ea6\uff0c\u6700\u540e\u5c06\u8fd9\u4e2a\u503c\u901a\u8fc7selenium\u6ed1\u52a8\u6a21\u5757\u5c31\u53ef\u4ee5\u4e86\uff0c\u8be6\u7ec6\u7684\u8bbe\u8ba1\u5728\u4e0b\u9762\u7684\u4ee3\u7801\u4e2d\u4f53\u73b0\u3002<\/li>\n<\/ul>\n<h4>\u8be6\u7ec6\u4ee3\u7801<\/h4>\n<ul>\n<li>\n<p><strong>image_diff.py\u56fe\u7247\u5904\u7406\u6587\u4ef6<\/strong><\/p>\n<pre><code class=\"language-python\">from skimage.measure import compare_ssim\nimport argparse\nimport imutils\nimport cv2\nimport numpy as np\nfrom base64 import b64decode\n\nclass Diff:\n  def __init__(self, b1, b2, b3):\n      self.imageA = cv2.imdecode(np.frombuffer(b64decode(b1), np.uint8), cv2.COLOR_RGB2BGR)\n      self.imageB = cv2.imdecode(np.frombuffer(b64decode(b2), np.uint8), cv2.COLOR_RGB2BGR)\n      self.imageC = cv2.imdecode(np.frombuffer(b64decode(b3), np.uint8), cv2.COLOR_RGB2BGR)\n\n  def show(self):\n      cv2.imshow('imga', self.imageA)\n      cv2.imshow('imgb', self.imageB)\n      cv2.imshow('imgc', self.imageC)\n      if chr(cv2.waitKey(0)) == 'q':\n          cv2.destroyAllWindows()\n\n  def hOption(self):\n      grayA = cv2.cvtColor(self.imageA, cv2.COLOR_BGR2GRAY)\n      grayB = cv2.cvtColor(self.imageB, cv2.COLOR_BGR2GRAY)\n      grayC = cv2.cvtColor(self.imageC, cv2.COLOR_BGR2GRAY)\n      npArr_3 = np.array(grayC)\n      return self.diff(grayA, grayB, npArr_3)\n\n  def diff(self, grayA, grayB, npArr_3):\n      (score, diff) = compare_ssim(grayA, grayB, full=True)\n      diff = (diff * 255).astype(\"uint8\")\n      print('\u56fe\u7247\u76f8\u4f3c\u5ea6\u4e3a\uff1a%s' % score)\n      return self.tf(diff, npArr_3)\n\n  def tf(self, diff, npArr_3):\n      thresh = cv2.threshold(diff, 0, 255,\n                             cv2.THRESH_BINARY_INV | cv2.THRESH_OTSU)[1]\n      cnts = cv2.findContours(thresh.copy(), cv2.RETR_EXTERNAL,\n                              cv2.CHAIN_APPROX_SIMPLE)\n      cnts = cnts[1] if imutils.is_cv3() else cnts[0]\n\n      img3_t = cv2.threshold(npArr_3, 0, 255, cv2.THRESH_BINARY | cv2.THRESH_OTSU)[1]\n\n      cnts_3 = cv2.findContours(img3_t.copy(), cv2.RETR_EXTERNAL, cv2.CHAIN_APPROX_SIMPLE)\n      cnts_3 = cnts_3[1] if imutils.is_cv3() else cnts_3[0]\n      return self.getBr(cnts, cnts_3)\n\n  def getBr(self, cnts, cnts_3):\n      x1, y1, w1, h1 = cv2.boundingRect(cnts[-1])\n      cv2.rectangle(self.imageA, (x1, y1), (x1 + w1, y1 + h1), (0, 0, 255), 1)\n      cv2.rectangle(self.imageB, (x1, y1), (x1 + w1, y1 + h1), (0, 0, 255), 1)\n      x2, y2, w2, h2 = cv2.boundingRect(cnts_3[-1])\n      cv2.rectangle(self.imageC, (x2, y2), (x2 + w2, y2 + h2), (0, 0, 255), 1)\n      cv2.rectangle(self.imageC, (x2, y2), (x2 + w2, y2 + h2), (0, 0, 255), 1)\n      return x1 - x2<\/code><\/pre>\n<\/li>\n<li>\n<p><strong>seleclass.py\u4e3b\u5165\u53e3\u6587\u4ef6<\/strong><\/p>\n<pre><code class=\"language-python\"># -*- coding: utf-8 -*-\nimport json\nimport time\nfrom selenium import webdriver\nfrom selenium.webdriver.common.action_chains import ActionChains\nfrom image_diff import Diff\n\nclass SeleClass:\n  def __init__(self, url, username, password):\n      self.url = url\n      self.wdc_option = webdriver.ChromeOptions()\n      self.wdc_option.add_argument('--headless')\n      self.wdc_option.add_argument('--disable-gpu')\n      self.wdc = webdriver.Chrome(options=self.wdc_option)\n      self.wdc.implicitly_wait(10)\n      self.wdc.get(self.url)\n      self.wdc.maximize_window()\n      self.input(username, password)\n\n  def input(self, username, password):\n      self.wdc.find_element_by_id('login-username').send_keys(username)\n      self.wdc.find_element_by_id('login-passwd').send_keys(password)\n      self.mouseLogin()\n\n  def mouseLogin(self):\n      ActionChains(self.wdc).move_to_element(self.wdc.find_elements_by_class_name('btn-login')[0]).perform()\n      ActionChains(self.wdc).click().perform()\n      self.mouseMove(Diff(**self.getBase64Data()).hOption())\n      self.isLogin()\n\n  def doScript(self, script):\n      for _ in range(10):\n          try:\n              if len(self.wdc.execute_script(script)) < 3000:\n                  print('\u9519\u8bef\u6570\u636e\u5927\u5c0f\uff1a%s' % len(self.wdc.execute_script(script)), end='\\\\t')\n                  raise BaseException()\n              return self.wdc.execute_script(script)\n          except:\n              time.sleep(1)\n      raise BaseException('\u62c9\u53d6\u6570\u636e\u8d85\u65f6')\n\n  def mouseMove(self, long):\n      print('\u9f20\u6807\u79fb\u52a8\u4f4d\u79fb\u4e3a\uff1a%s' % long)\n      ActionChains(self.wdc).click_and_hold(\n          self.wdc.find_elements_by_class_name('geetest_slider_button')[0]).perform()\n      ActionChains(self.wdc).move_by_offset(long, 0).perform()\n      time.sleep(1)\n      ActionChains(self.wdc).release().perform()\n\n  def getBase64Data(self):\n      bg = self.doScript(\"return $('.geetest_canvas_bg')[0].toDataURL('image\/png')\")[22::]\n      full = self.doScript(\"return $('.geetest_canvas_fullbg')[0].toDataURL('image\/png')\")[22::]\n      slice = self.doScript(\"return $('.geetest_canvas_slice')[0].toDataURL('image\/png')\")[22::]\n      print('\u771f\u5b9e\u6570\u636e\u5927\u5c0f\uff1a', len(bg), len(full), len(slice))\n      return {\n          'b1': bg,\n          'b2': full,\n          'b3': slice\n      }\n\n  def isLogin(self):\n      for _ in range(10):\n          if self.wdc.get_cookie('DedeUserID'):\n              self.wdc.get('<https:\/\/space.bilibili.com\/>' + self.wdc.get_cookie('DedeUserID')['value'])\n              print('\u767b\u9646\u6210\u529f\uff1a%s' % self.wdc.find_element_by_id('h-name').text)\n              return\n          else:\n              time.sleep(1)\n      raise BaseException('\u9875\u9762\u8df3\u8f6c\u8d85\u65f6')\n\n  def __del__(self):\n      time.sleep(2)\n      self.wdc.close()\n\nif __name__ == '__main__':\n  s = SeleClass('<https:\/\/passport.bilibili.com\/login>', 'username', 'password')<\/code><\/pre>\n<\/li>\n<\/ul>\n<h4>\u6548\u679c\u5c55\u793a<\/h4>\n<p>\u200b<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/share.imzhangao.com\/image\/md5-24f14e0fcc416762f7d438b5a8e5e26d.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/share.imzhangao.com\/image\/md5-24f14e0fcc416762f7d438b5a8e5e26d.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div>\u200b<\/p>\n<p>\u200b<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/share.imzhangao.com\/image\/md5-c573da37efa57a3d4eb4fe4d73d3c487.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/share.imzhangao.com\/image\/md5-c573da37efa57a3d4eb4fe4d73d3c487.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div>\u200b<\/p>\n<p>\u200b<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/share.imzhangao.com\/image\/md5-33be75f6b7df89098abc41a22f302bf1.gif'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/share.imzhangao.com\/image\/md5-33be75f6b7df89098abc41a22f302bf1.gif\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" \/><\/div>\u200b<\/p>\n<p>\u200d<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5bf9\u4e8e\u6ed1\u5757\uff0cselenium\u53ef\u4ee5\u5f88\u7b80\u5355\u7684\u6a21\u62df\u9f20\u6807\u64cd\u4f5c\uff0c\u4f46\u662f\uff0c\u83b7\u53d6\u6ed1\u52a8\u7684\u8ddd\u79bb\u662f\u8fd9\u79cd\u9a8c\u8bc1\u7834\u89e3\u7684\u96be\u70b9\uff0c\u9996\u5148\uff0c\u7814\u7a76\u4e86B\u7ad9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[3,4,2],"class_list":["post-11","post","type-post","status-publish","format-standard","hentry","category-1","tag-opencv","tag-scikit-image","tag-selenium"],"_links":{"self":[{"href":"https:\/\/imzhangao.com\/index.php?rest_route=\/wp\/v2\/posts\/11","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/imzhangao.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/imzhangao.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/imzhangao.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/imzhangao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11"}],"version-history":[{"count":16,"href":"https:\/\/imzhangao.com\/index.php?rest_route=\/wp\/v2\/posts\/11\/revisions"}],"predecessor-version":[{"id":132,"href":"https:\/\/imzhangao.com\/index.php?rest_route=\/wp\/v2\/posts\/11\/revisions\/132"}],"wp:attachment":[{"href":"https:\/\/imzhangao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/imzhangao.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/imzhangao.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}