{"id":619,"date":"2025-08-04T03:24:09","date_gmt":"2025-08-04T03:24:09","guid":{"rendered":"https:\/\/blog.nimail.cn\/?p=619"},"modified":"2025-08-04T03:24:09","modified_gmt":"2025-08-04T03:24:09","slug":"%e8%bd%bb%e6%9d%be%e5%ae%9e%e7%8e%b0pdf%e6%96%87%e4%bb%b6%e5%af%b9%e6%af%94%e7%9a%84%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/blog.nimail.cn\/best-articles\/%e8%bd%bb%e6%9d%be%e5%ae%9e%e7%8e%b0pdf%e6%96%87%e4%bb%b6%e5%af%b9%e6%af%94%e7%9a%84%e6%8a%80%e5%b7%a7\/","title":{"rendered":"\u8f7b\u677e\u5b9e\u73b0PDF\u6587\u4ef6\u5bf9\u6bd4\u7684\u6280\u5de7"},"content":{"rendered":"<div>\n<h2>\u4f7f\u7528\u5728\u7ebf\u5de5\u5177\u8fdb\u884cPDF\u6587\u4ef6\u5bf9\u6bd4<\/h2>\n<p>\u5728\u65e5\u5e38\u5de5\u4f5c\u4e2d\uff0c\u5904\u7406PDF\u6587\u4ef6\u662f\u5e38\u6709\u7684\u4e8b\u60c5\u3002\u800c\u5f53\u6211\u4eec\u9700\u8981\u6bd4\u8f83\u4e24\u4e2aPDF\u6587\u6863\u7684\u5185\u5bb9\u65f6\uff0c\u624b\u52a8\u6bd4\u5bf9\u4e0d\u4ec5\u8017\u65f6\uff0c\u800c\u4e14\u5bb9\u6613\u51fa\u9519\u3002\u5e78\u8fd0\u7684\u662f\uff0c\u73b0\u5728\u6709\u5f88\u591a\u5728\u7ebf\u5de5\u5177\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u8f7b\u677e\u5b9e\u73b0<b>PDF\u5bf9\u6bd4<\/b>\u3002\u5176\u4e2d\u4e00\u4e2a\u975e\u5e38\u5b9e\u7528\u7684\u5de5\u5177\u662f <a href=\"https:\/\/www.nimail.cn\/dev-tool\/pdf-compare.html\">PDF\u6bd4\u8f83\u5de5\u5177<\/a>\uff0c\u5b83\u652f\u6301<b>pdf\u5728\u7ebf\u5bf9\u6bd4<\/b>\uff0c\u8ba9\u7528\u6237\u80fd\u591f\u5feb\u901f\u627e\u5230\u6587\u4ef6\u4e4b\u95f4\u7684\u5dee\u5f02\u3002<\/p>\n<h3>PDF\u5728\u7ebf\u6bd4\u8f83\u7684\u4f18\u52bf<\/h3>\n<p>\u4f7f\u7528\u5728\u7ebf\u5de5\u5177\u8fdb\u884c<b>pdf\u6bd4\u8f83<\/b>\u6709\u51e0\u4e2a\u663e\u8457\u7684\u4f18\u52bf\uff1a<\/p>\n<ul>\n<li><strong>\u65b9\u4fbf\u5feb\u6377<\/strong>\uff1a\u53ea\u9700\u4e0a\u4f20\u6587\u4ef6\uff0c\u5373\u53ef\u7acb\u5373\u83b7\u5f97\u6bd4\u8f83\u7ed3\u679c\u3002<\/li>\n<li><strong>\u51c6\u786e\u6027\u9ad8<\/strong>\uff1a\u81ea\u52a8\u5316\u5de5\u5177\u80fd\u591f\u7cbe\u786e\u8bc6\u522b\u5185\u5bb9\u7684\u5dee\u5f02\uff0c\u5305\u62ec\u6587\u5b57\u3001\u56fe\u7247\u7b49\u3002<\/li>\n<li><strong>\u65e0\u8f6f\u4ef6\u5b89\u88c5<\/strong>\uff1a\u7528\u6237\u65e0\u9700\u4e0b\u8f7d\u989d\u5916\u8f6f\u4ef6\uff0c\u53ea\u9700\u901a\u8fc7\u6d4f\u89c8\u5668\u5373\u53ef\u4f7f\u7528\u3002<\/li>\n<\/ul>\n<h2>\u5982\u4f55\u4f7f\u7528Python\u5b9e\u73b0PDF\u6587\u4ef6\u5bf9\u6bd4<\/h2>\n<p>\u9664\u4e86\u5728\u7ebf\u5de5\u5177\u5916\uff0c\u5982\u679c\u4f60\u662f\u5f00\u53d1\u8005\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528Python\u7f16\u5199\u7b80\u5355\u7684\u4ee3\u7801\u6765\u5b9e\u73b0PDF\u6587\u4ef6\u7684\u6bd4\u8f83\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u57fa\u672c\u7684\u793a\u4f8b\uff0c\u4f7f\u7528\u4e86<b>pdf2image<\/b>\u548c<b>Pillow<\/b>\u5e93\u6765\u6bd4\u8f83\u4e24\u4e2aPDF\u6587\u4ef6\u7684\u5185\u5bb9\uff1a<\/p>\n<pre><code class=\"language-python\">\nimport sys\nfrom pdf2image import convert_from_path\nfrom PIL import ImageChops\n\ndef compare_pdfs(pdf1_path, pdf2_path):\n    images1 = convert_from_path(pdf1_path)\n    images2 = convert_from_path(pdf2_path)\n    for i, (img1, img2) in enumerate(zip(images1, images2)):\n        diff = ImageChops.difference(img1, img2)\n        if diff.getbbox():\n            print(f'Difference found on page {i + 1}')\n        else:\n            print(f'No difference on page {i + 1}')\n\nif __name__ == '__main__':\n    compare_pdfs(sys.argv[1], sys.argv[2])\n<\/code><\/pre>\n<p>\u5728\u8fd0\u884c\u6b64\u4ee3\u7801\u4e4b\u524d\uff0c\u8bf7\u786e\u4fdd\u5df2\u7ecf\u5b89\u88c5\u4e86\u6240\u9700\u7684\u5e93\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\uff1a<\/p>\n<pre><code>pip install pdf2image Pillow<\/code><\/pre>\n<h3>\u4ee3\u7801\u8bf4\u660e<\/h3>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u901a\u8fc7\u5c06PDF\u7684\u6bcf\u4e00\u9875\u8f6c\u6362\u6210\u56fe\u7247\uff0c\u7136\u540e\u9010\u4e00\u6bd4\u8f83\u6bcf\u4e00\u9875\u7684\u5185\u5bb9\u3002<strong>ImageChops.difference<\/strong> \u65b9\u6cd5\u7528\u4e8e\u8ba1\u7b97\u4e24\u5f20\u56fe\u7247\u4e4b\u95f4\u7684\u5dee\u5f02\uff0c\u5982\u679c\u5b58\u5728\u5dee\u5f02\uff0c\u5219\u4f1a\u8f93\u51fa\u76f8\u5e94\u7684\u63d0\u793a\u3002<\/p>\n<h2>\u63a8\u8350\u7684PDF\u5728\u7ebf\u5bf9\u6bd4\u5de5\u5177<\/h2>\n<p>\u5982\u524d\u6240\u8ff0\uff0c<a href=\"https:\/\/www.nimail.cn\/dev-tool\/pdf-compare.html\">PDF\u6bd4\u8f83\u5de5\u5177<\/a>\u662f\u4e00\u4e2a\u975e\u5e38\u4f18\u79c0\u7684\u9009\u62e9\u3002\u5b83\u4e0d\u4ec5\u652f\u6301<b>pdf\u6587\u6863\u5bf9\u6bd4<\/b>\uff0c\u800c\u4e14\u64cd\u4f5c\u754c\u9762\u53cb\u597d\uff0c\u9002\u5408\u5404\u79cd\u7528\u6237\u4f7f\u7528\u3002\u53ea\u9700\u7b80\u5355\u7684\u6b65\u9aa4\uff0c\u5373\u53ef\u8f7b\u677e\u5b9e\u73b0<b>pdf\u5728\u7ebf\u6bd4\u8f83<\/b>\uff0c\u83b7\u53d6\u51c6\u786e\u7684\u6bd4\u8f83\u7ed3\u679c\u3002<\/p>\n<p>\u4f7f\u7528\u8be5\u5de5\u5177\uff0c\u7528\u6237\u53ea\u9700\u4e0a\u4f20\u9700\u8981\u6bd4\u8f83\u7684\u4e24\u4e2aPDF\u6587\u6863\uff0c\u7cfb\u7edf\u4f1a\u81ea\u52a8\u5206\u6790\u5e76\u5c55\u793a\u51fa\u5b83\u4eec\u4e4b\u95f4\u7684\u6240\u6709\u5dee\u5f02\uff0c\u5305\u62ec\u6587\u5b57\u7684\u66f4\u6539\u3001\u56fe\u7247\u7684\u66ff\u6362\u7b49\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u7528\u6237\u53ef\u4ee5\u5feb\u901f\u5b9a\u4f4d\u5230\u9700\u8981\u5173\u6ce8\u7684\u90e8\u5206\uff0c\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u3002<\/p>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u65e0\u8bba\u662f\u9009\u62e9\u5728\u7ebf\u5de5\u5177\u8fd8\u662f\u81ea\u5df1\u7f16\u5199\u4ee3\u7801\uff0c\u8fdb\u884c<b>PDF\u6587\u4ef6\u5bf9\u6bd4<\/b>\u90fd\u80fd\u5927\u5927\u7b80\u5316\u6211\u4eec\u7684\u5de5\u4f5c\u6d41\u7a0b\u3002\u5e0c\u671b\u672c\u6587\u63d0\u4f9b\u7684\u5de5\u5177\u548c\u4ee3\u7801\u793a\u4f8b\u80fd\u591f\u5e2e\u52a9\u4f60\u5728\u65e5\u5e38\u5de5\u4f5c\u4e2d\u66f4\u52a0\u9ad8\u6548\u5730\u5904\u7406PDF\u6587\u6863\u3002<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u63a2\u8ba8\u4e86\u5982\u4f55\u4f7f\u7528\u5728\u7ebf\u5de5\u5177\u8fdb\u884cPDF\u6587\u4ef6\u5bf9\u6bd4\uff0c\u4ecb\u7ecd\u4e86\u4e00\u4e2a\u5b9e\u7528\u7684Python\u793a\u4f8b\uff0c\u5e76\u63a8\u8350\u4e86\u4e00\u4e2a\u4f18\u79c0\u7684\u5728\u7ebf\u5bf9\u6bd4\u5de5\u5177\uff0c\u5e2e\u52a9\u7528\u6237\u5feb\u901f\u51c6\u786e\u5730\u6bd4\u8f83PDF\u6587\u6863\u3002<\/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":[158,132,130],"class_list":["post-619","post","type-post","status-publish","format-standard","hentry","category-best-articles","tag-pdf"],"yoast_head":"<!-- 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