{"id":111454,"date":"2026-10-01T08:17:05","date_gmt":"2026-10-01T00:17:05","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/111454.html"},"modified":"2026-10-01T08:17:05","modified_gmt":"2026-10-01T00:17:05","slug":"%e6%89%8b%e6%8a%8a%e6%89%8b%e6%95%99%e4%bd%a0%e9%83%a8%e7%bd%b2yolo%e7%b3%bb%e5%88%97%e7%9b%ae%e6%a0%87%e6%a3%80%e6%b5%8b%e6%a8%a1%e5%9e%8b%ef%bc%88%e5%90%ab%e4%bb%a3%e7%a0%81%ef%bc%8c%e4%bd%bf","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/111454.html","title":{"rendered":"\u624b\u628a\u624b\u6559\u4f60\u90e8\u7f72YOLO\u7cfb\u5217\u76ee\u6807\u68c0\u6d4b\u6a21\u578b\uff08\u542b\u4ee3\u7801\uff0c\u4f7f\u7528Github\u5b98\u65b9\u4ee3\u7801\u7248\u672c\uff09"},"content":{"rendered":"<\/p>\n<h4>\u624b\u628a\u624b\u6559\u4f60\u90e8\u7f72YOLO\u7cfb\u5217\u76ee\u6807\u68c0\u6d4b\u6a21\u578b&#xff08;\u542b\u4ee3\u7801&#xff0c;\u4f7f\u7528Github\u5b98\u65b9\u4ee3\u7801\u7248\u672c&#xff09;<\/h4>\n<ul>\n<li>1 \u524d\u8a00<\/li>\n<li>2 \u9879\u76ee\u83b7\u53d6\u548c\u90e8\u7f72<\/li>\n<li>\n<ul>\n<li>2.1 \u9879\u76ee\u83b7\u53d6<\/li>\n<li>2.2 \u90e8\u7f72\u9879\u76ee<\/li>\n<\/ul>\n<\/li>\n<li>3 \u4f7f\u7528\u5b98\u65b9\u6743\u91cd\u8fdb\u884c\u68c0\u6d4b<\/li>\n<li>\n<ul>\n<li>3.1 \u5355\u56fe\u7247\u68c0\u6d4b<\/li>\n<\/ul>\n<\/li>\n<li>3.2 \u89c6\u9891\u68c0\u6d4b<\/li>\n<li>4 \u5236\u4f5c\u81ea\u5df1\u7684\u6570\u636e\u96c6\u8bad\u7ec3\u6a21\u578b<\/li>\n<\/ul>\n<h2>1 \u524d\u8a00<\/h2>\n<p>YOLO&#xff08;You Only Look Once&#xff09;\u7cfb\u5217\u662f\u76ee\u524d\u76ee\u6807\u68c0\u6d4b\u9886\u57df\u6700\u5177\u5f71\u54cd\u529b\u7684\u7b97\u6cd5\u4e4b\u4e00\u3002\u5b83\u7531 Joseph Redmon \u7b49\u4eba\u4e8e 2016 \u5e74\u9996\u6b21\u63d0\u51fa&#xff0c;\u6838\u5fc3\u601d\u60f3\u662f\u5c06\u76ee\u6807\u68c0\u6d4b\u4efb\u52a1\u8f6c\u5316\u4e3a\u5355\u6b21\u56de\u5f52\u95ee\u9898&#xff0c;\u76f4\u63a5\u5728\u6574\u5f20\u56fe\u50cf\u4e0a\u9884\u6d4b\u76ee\u6807\u7684\u7c7b\u522b\u4e0e\u8fb9\u754c\u6846&#xff0c;\u4ece\u800c\u5b9e\u73b0\u4e86\u68c0\u6d4b\u901f\u5ea6\u4e0e\u7cbe\u5ea6\u7684\u51fa\u8272\u5e73\u8861\u3002\u7ecf\u8fc7\u591a\u5e74\u8fed\u4ee3&#xff0c;YOLO \u5df2\u4ece\u6700\u521d\u7684 YOLOv1 \u6f14\u8fdb\u5230 YOLOv5\u3001YOLOv8 \u4e43\u81f3 YOLOv9\u3001YOLOv10 \u7b49\u4f17\u591a\u7248\u672c&#xff0c;\u5728\u5de5\u4e1a\u754c\u548c\u5b66\u672f\u754c\u90fd\u5f97\u5230\u4e86\u5e7f\u6cdb\u5e94\u7528&#xff0c;\u8986\u76d6\u81ea\u52a8\u9a7e\u9a76\u3001\u5b89\u9632\u76d1\u63a7\u3001\u5de5\u4e1a\u8d28\u68c0\u3001\u533b\u5b66\u5f71\u50cf\u7b49\u4f17\u591a\u573a\u666f\u3002<\/p>\n<p>Ultralytics \u662f YOLO \u7cfb\u5217\u6700\u6d3b\u8dc3\u7684\u5b98\u65b9\u7ef4\u62a4\u56e2\u961f\u4e4b\u4e00&#xff0c;\u5176\u5f00\u6e90\u7684 Ultralytics YOLO \u9879\u76ee&#xff08;GitHub \u4ed3\u5e93 ultralytics\/ultralytics&#xff09;\u63d0\u4f9b\u4e86\u7edf\u4e00\u7684\u6a21\u578b\u8bad\u7ec3\u3001\u9a8c\u8bc1\u4e0e\u63a8\u7406\u63a5\u53e3&#xff0c;\u652f\u6301 YOLOv5\u3001YOLOv8 \u53ca\u540e\u7eed\u7248\u672c&#xff0c;\u5e76\u5185\u7f6e\u4e86\u4e30\u5bcc\u7684\u9884\u8bad\u7ec3\u6743\u91cd\u3001\u6570\u636e\u96c6\u5de5\u5177\u4e0e\u53ef\u89c6\u5316\u80fd\u529b\u3002\u8be5\u9879\u76ee\u4ee5\u7b80\u6d01\u7684 Python API \u548c\u547d\u4ee4\u884c\u5de5\u5177\u8457\u79f0&#xff0c;\u8ba9\u5f00\u53d1\u8005\u65e0\u9700\u6df1\u5165\u5e95\u5c42\u5b9e\u73b0\u5373\u53ef\u5feb\u901f\u5b8c\u6210\u76ee\u6807\u68c0\u6d4b\u4efb\u52a1\u7684\u90e8\u7f72\u4e0e\u843d\u5730\u3002 \u5927\u90e8\u5206\u6559\u7a0b\u90fd\u662f\u76f4\u63a5\u5b89\u88c5ultralytics\u7684\u5e93\u8fd0\u884cyolo&#xff0c;\u8fd9\u6837\u7f3a\u5c11\u4e00\u4e9b\u53ef\u5b9a\u5236\u6027&#xff0c;\u4f8b\u5982\u60f3\u8981\u4fee\u6539\u3001\u6539\u8fdb\u6a21\u578b\u6bd4\u8f83\u56f0\u96be&#xff0c;\u672c\u6587\u662f\u76f4\u63a5\u73b0\u5728\u5b98\u65b9\u9879\u76ee\u6e90\u7801\u8fd0\u884c&#xff0c;\u5177\u6709\u66f4\u5927\u7684\u7075\u6d3b\u6027\u3002 \u672c\u6559\u7a0b\u5c06\u624b\u628a\u624b\u5e26\u4f60\u57fa\u4e8e Ultralytics \u5b98\u65b9 GitHub \u9879\u76ee&#xff0c;\u5b8c\u6210 YOLO \u7cfb\u5217\u76ee\u6807\u68c0\u6d4b\u6a21\u578b\u7684\u83b7\u53d6\u3001\u90e8\u7f72\u4e0e\u63a8\u7406&#xff0c;\u5168\u7a0b\u63d0\u4f9b\u53ef\u8fd0\u884c\u7684\u4ee3\u7801\u793a\u4f8b&#xff0c;\u5e2e\u52a9\u4f60\u4ece\u96f6\u5f00\u59cb\u8dd1\u901a\u6574\u4e2a\u6d41\u7a0b\u3002<\/p>\n<h2>2 \u9879\u76ee\u83b7\u53d6\u548c\u90e8\u7f72<\/h2>\n<h3>2.1 \u9879\u76ee\u83b7\u53d6<\/h3>\n<p>Ultralytics\u5728Github\u4e0a\u6709\u5b98\u65b9\u9879\u76ee&#xff0c;\u5927\u5bb6\u53ef\u4ee5\u81ea\u884c\u641c\u7d22\u4e0b\u8f7d\u3002\u7531\u4e8e\u5b98\u65b9\u4ee3\u7801\u4e0b\u8f7d\u4e4b\u540e\u8fd8\u9700\u8981\u4e0b\u8f7d\u5bf9\u5e94\u6743\u91cd\u6587\u4ef6&#xff0c;\u52a0\u4e0a\u6709\u65f6\u5019Git\u8fde\u4e0d\u4e0a&#xff0c;\u6240\u4ee5\u6211\u5e2e\u5927\u5bb6\u4e0b\u8f7d\u597d\u4e86\u9879\u76ee\u6e90\u7801\u548c\u6743\u91cd\u6587\u4ef6&#xff08;YOLOv8\u3001YOLO11\u3001YOLO12&#xff09;&#xff0c;\u4f9b\u5927\u5bb6\u514d\u8d39\u4e0b\u8f7d&#xff0c;\u4e0b\u8f7d\u4f4d\u7f6e\u5728&#xff1a;<\/p>\n<h3>2.2 \u90e8\u7f72\u9879\u76ee<\/h3>\n<p>\u4e0a\u8ff0\u94fe\u63a5\u4e0b\u8f7d\u4e0b\u6765\u4e4b\u540e\u662f\u4e00\u4e2a\u538b\u7f29\u5305&#xff0c;\u89e3\u538b\u51fa\u6765\u4e4b\u540e\u5185\u5bb9\u5982\u4e0b&#xff1a; <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/10\/20261001001703-6abda67fe8de1.png\" alt=\"\u9879\u76ee\u89e3\u538b\u4e4b\u540e\u7684\u5185\u5bb9\" width=\"500\" \/> \u7b2c\u4e00\u4e2a\u6587\u4ef6\u5939\u5c31\u662fUltralytics\u7684\u5b98\u65b9\u9879\u76ee&#xff0c;\u4e00\u4f1a\u513f\u6211\u4eec\u8981\u7528Pycharm\u6253\u5f00\u8fd9\u4e2a\u9879\u76ee\u3002\u7b2c\u4e8c\u4e2a\u6587\u4ef6\u5939\u662f\u5b98\u65b9\u63d0\u4f9b\u7684\u6743\u91cd&#xff0c;\u6211\u4e0b\u8f7d\u4e86\u4e00\u4e9b&#xff0c;\u63d0\u4f9b\u7ed9\u5404\u4f4d\u4f7f\u7528\u3002\u5982\u679c\u9700\u8981\u66f4\u591a\u6743\u91cd&#xff0c;\u53ef\u4ee5\u67e5\u770b\u5b98\u65b9\u9879\u76ee\u4e2d\u7684\u201creadme.md\u201d\u6587\u6863\u3002 \u63a5\u4e0b\u6765&#xff0c;\u6211\u4eec\u4f7f\u7528Pycharm&#xff08;\u7528VSCode\u4e5f\u884c&#xff0c;\u4e0d\u5f71\u54cd&#xff09;\u4ee5\u9879\u76ee\u5f62\u5f0f\u6253\u5f00\u201cultralytics-main\u201d\u8fd9\u4e2a\u6587\u4ef6\u5939\u3002\u6253\u5f00\u4e4b\u540e&#xff0c;\u53ef\u4ee5\u8003\u8651\u5efa\u7acb\u4e00\u4e2a\u65b0\u7684\u73af\u5883\u4e13\u95e8\u7528\u4e8e\u8fd0\u884c\u8fd9\u4e2aYOLO\u9879\u76ee\u3002\u5982\u679c\u4e0d\u77e5\u9053\u600e\u4e48\u6837\u5b89\u88c5\u73af\u5883&#xff0c;\u53ef\u4ee5\u53c2\u8003\u6211\u4e4b\u524d\u7684\u535a\u6587&#xff1a;\u624b\u628a\u624b\u6559\u4f60\u5b89\u88c5Pytorch\u73af\u5883\u3002 \u5047\u8bbe\u4f60\u73b0\u5728\u65b0\u5efa\u4e86\u4e00\u4e2a\u540d\u4e3a\u201cyolo\u201d\u7684anaconda\u73af\u5883&#xff0c;\u90a3\u4e48\u8bf7\u4f60\u6fc0\u6d3b\u4ed6&#xff0c;\u8ba9\u540e\u4f7f\u7528\u201cpip install \u201d\u547d\u4ee4\u5c06Pytorch\u73af\u5883\u5b89\u88c5\u597d&#xff0c;\u7136\u540e\u5c06\u4e0b\u5217\u5e93\u5168\u90e8\u5b89\u88c5\u597d\u3002<\/p>\n<p>matplotlib<span class=\"token operator\">&gt;&#061;<\/span><span class=\"token number\">3.3<\/span>.0<br \/>\n<span class=\"token assign-left variable\">numpy<\/span><span class=\"token operator\">&#061;&#061;<\/span><span class=\"token number\">1.24<\/span>.4 <span class=\"token comment\"># pinned by Snyk to avoid a vulnerability<\/span><br \/>\nopencv-python<span class=\"token operator\">&gt;&#061;<\/span><span class=\"token number\">4.6<\/span>.0<br \/>\npillow<span class=\"token operator\">&gt;&#061;<\/span><span class=\"token number\">7.1<\/span>.2<br \/>\npyyaml<span class=\"token operator\">&gt;&#061;<\/span><span class=\"token number\">5.3<\/span>.1<br \/>\nrequests<span class=\"token operator\">&gt;&#061;<\/span><span class=\"token number\">2.23<\/span>.0<br \/>\nscipy<span class=\"token operator\">&gt;&#061;<\/span><span class=\"token number\">1.4<\/span>.1<br \/>\ntqdm<span class=\"token operator\">&gt;&#061;<\/span><span class=\"token number\">4.64<\/span>.0<\/p>\n<p>\u4e3a\u4e86\u65b9\u4fbf&#xff0c;\u4f60\u53ef\u4ee5\u5c06\u4e0a\u9762\u7684\u5185\u5bb9\u590d\u5236\u5230\u4e00\u4e2atxt\u6587\u6863\u4e2d&#xff08;\u4f8b\u5982\u53eb\u505areqs.txt&#xff09;&#xff0c;\u7136\u540e\u4f7f\u7528\u547d\u4ee4\u201cpip install -r reqs.txt\u7684\u8def\u5f84\/reqs.txt\u201d\u4e00\u6b21\u6027\u5c06\u6240\u9700\u7684\u5e93\u5168\u90e8\u88c5\u597d\u3002\u5728\u8fd0\u884c\u8fc7\u7a0b\u4e2d&#xff0c;\u5982\u679c\u8fd8\u63d0\u793a\u7f3a\u5c11\u4ec0\u4e48\u5e93&#xff0c;\u90a3\u5c31\u88c5\u4ec0\u4e48\u5e93\u5373\u53ef\u3002 \u6700\u540e&#xff0c;\u4e0d\u8981\u5fd8\u4e86\u5728Pycharm\u4e2d\u5c06\u9879\u76ee\u7684\u89e3\u91ca\u5668\u8bbe\u7f6e\u4e3a\u521a\u624d\u90e8\u7f72\u597d\u73af\u5883\u7684\u90a3\u4e2a\u89e3\u91ca\u5668&#xff0c;\u5728\u672c\u4f8b\u4e2d&#xff0c;\u5c31\u662f\u201cyolo\u201d\u73af\u5883\u4e2d\u7684\u89e3\u91ca\u5668\u3002<\/p>\n<h2>3 \u4f7f\u7528\u5b98\u65b9\u6743\u91cd\u8fdb\u884c\u68c0\u6d4b<\/h2>\n<p>\u597d&#xff0c;\u7ecf\u8fc7\u4e0a\u8ff0\u6b65\u9aa4&#xff0c;\u9879\u76ee\u5c31\u90e8\u7f72\u597d\u4e86&#xff0c;\u63a5\u4e0b\u6765\u6211\u4eec\u5c1d\u8bd5\u4f7f\u7528\u5b98\u65b9\u7684\u6a21\u578b\u8fdb\u884c\u9884\u6d4b\u3002<\/p>\n<h3>3.1 \u5355\u56fe\u7247\u68c0\u6d4b<\/h3>\n<p>\u9996\u5148\u5c06\u201cweights\u201d\u6587\u4ef6\u5939\u76f4\u63a5\u62f7\u8d1d\u5230\u9879\u76ee\u6839\u76ee\u5f55&#xff0c;\u7136\u540e\u5efa\u7acb\u4e00\u4e2a\u540d\u4e3a\u201cdetect.py\u201d\u7684\u811a\u672c&#xff0c;\u7136\u540e\u7f16\u5199\u6d4b\u8bd5\u811a\u672c\u3002<\/p>\n<p><span class=\"token keyword\">from<\/span> ultralytics <span class=\"token keyword\">import<\/span> YOLO<\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#039;__main__&#039;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token comment\"># \u4ece\u5b98\u65b9\u6587\u4ef6\u4e2d\u52a0\u8f7d\u6a21\u578b<\/span><br \/>\n    model <span class=\"token operator\">&#061;<\/span> YOLO<span class=\"token punctuation\">(<\/span>model<span class=\"token operator\">&#061;<\/span><span class=\"token string\">r&#039;weights\/yolov8n.pt&#039;<\/span><span class=\"token punctuation\">)<\/span>  <span class=\"token comment\">#\u6a21\u578b\u8def\u5f84<\/span><br \/>\n    model<span class=\"token punctuation\">.<\/span>predict<span class=\"token punctuation\">(<\/span>source<span class=\"token operator\">&#061;<\/span><span class=\"token string\">r&#039;ultralytics\/assets&#039;<\/span><span class=\"token punctuation\">,<\/span>  <span class=\"token comment\">#\u56fe\u7247\u8def\u5f84<\/span><br \/>\n                  imgsz<span class=\"token operator\">&#061;<\/span><span class=\"token number\">416<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                  conf<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.5<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                  save<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                  show<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                  mode<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;exp&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                  show_labels<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><br \/>\n                  <span class=\"token punctuation\">)<\/span><\/p>\n<p>\u8fd9\u91cc&#xff0c;\u4f60\u5148\u53ea\u9700\u8981\u4e86\u89e3\u4e24\u4e2a\u53c2\u6570&#xff0c;\u5982\u4e0a\u9762\u4ee3\u7801\u7684\u6ce8\u91ca\u6240\u793a\u3002\u4e00\u4e2a\u662f\u4f60\u8981\u52a0\u8f7d\u7684\u6a21\u578b\u8def\u5f84&#xff0c;\u4e0a\u8ff0\u4ee3\u7801\u52a0\u8f7d\u4e86\u201cweights\u201d\u6587\u4ef6\u5939\u4e2d\u7684\u201cyolov8n.pt\u201d&#xff0c;\u4e5f\u5c31\u662f\u5b98\u65b9YOLOv8n\u6a21\u578b\u7528\u4e8e\u68c0\u6d4b&#xff0c;\u9700\u8981\u68c0\u6d4b\u7684\u56fe\u7247\u653e\u5728\u6587\u4ef6\u5939\u201cultralytics\/assets\u201d\u4e2d&#xff0c;\u8fd9\u91cc\u9762\u6709\u5b98\u65b9\u63d0\u4f9b\u7684\u4e24\u5f20\u56fe\u7247&#xff0c;\u4f60\u53ef\u4ee5\u628a\u4ed6\u6362\u6210\u4f60\u81ea\u5df1\u60f3\u68c0\u6d4b\u7684\u56fe\u7247\u6587\u4ef6\u5939\u3002 \u76f4\u63a5\u8fd0\u884c\u4e0a\u8ff0\u811a\u672c&#xff0c;\u68c0\u6d4b\u597d\u7684\u56fe\u50cf\u4f1a\u4e00\u95ea\u800c\u8fc7&#xff0c;\u7ed3\u679c\u5b58\u50a8\u5728\u6839\u76ee\u5f55\u7684\u201cruns\/detect\u201d\u6587\u4ef6\u5939\u4e2d&#xff0c;\u6bcf\u6b21\u68c0\u6d4b\u7ed3\u679c\u4f1a\u5728\u8fd9\u4e2a\u6587\u4ef6\u5939\u5efa\u7acb\u4e00\u4e2a\u7531\u201cmode\u201d\u53c2\u6570\u6307\u5b9a\u7684\u6587\u4ef6\u5939&#xff0c;\u4f8b\u5982\u672c\u4f8b&#xff0c;\u7ed3\u679c\u5c31\u5b58\u653e\u5728\u201cruns\/detect\/exp\u201d\u6587\u4ef6\u5939\u4e2d\u3002\u540c\u4e00\u4e2a\u201cmode\u201d\u53c2\u6570\u8fd0\u884c\u591a\u6b21&#xff0c;\u4f1a\u81ea\u52a8\u4ee5\u201c1\u30012\u30013\u2026\u201d\u987a\u5e8f\u7f16\u53f7\u3002<\/p>\n<h2>3.2 \u89c6\u9891\u68c0\u6d4b<\/h2>\n<p>\u89c6\u9891\u68c0\u6d4b\u5b9e\u9645\u4e0a\u6838\u5fc3\u539f\u7406\u548c\u56fe\u50cf\u68c0\u6d4b\u4e00\u6a21\u4e00\u6837&#xff0c;\u53ea\u4e0d\u8fc7\u903b\u8f91\u590d\u6742\u4e00\u70b9\u70b9\u3002 \u9996\u5148&#xff0c;\u6211\u4eec\u4ece\u89c6\u9891\u6d41&#xff08;\u53ef\u4ee5\u662f\u89c6\u9891\u6587\u4ef6\u6216\u8005\u6444\u50cf\u5934&#xff09;\u8bfb\u53d6\u4e00\u5e27\u56fe\u50cf&#xff0c;\u7136\u540e\u9001\u7ed9YOLO\u68c0\u6d4b&#xff0c;\u6700\u540e\u663e\u793a\u51fa\u6765\u3002 \u4ee3\u7801\u5982\u4e0b&#xff1a;<\/p>\n<p><span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\nYOLO \u89c6\u9891\u76ee\u6807\u68c0\u6d4b \u2014\u2014 \u5b9e\u65f6\u663e\u793a\u7248&#xff08;OpenCV&#xff09;<br \/>\n\u7528\u6cd5: python detect_video_show.py &#8211;source input.mp4 &#8211;model yolov8n.pt<br \/>\n\u6309\u952e: q \u9000\u51fa, s \u4fdd\u5b58\u5f53\u524d\u5e27\u622a\u56fe<br \/>\n&#034;&#034;&#034;<\/span><br \/>\n<span class=\"token keyword\">import<\/span> argparse<br \/>\n<span class=\"token keyword\">import<\/span> time<br \/>\n<span class=\"token keyword\">from<\/span> pathlib <span class=\"token keyword\">import<\/span> Path<\/p>\n<p><span class=\"token keyword\">import<\/span> cv2<br \/>\n<span class=\"token keyword\">from<\/span> ultralytics <span class=\"token keyword\">import<\/span> YOLO<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">main<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    parser <span class=\"token operator\">&#061;<\/span> argparse<span class=\"token punctuation\">.<\/span>ArgumentParser<span class=\"token punctuation\">(<\/span>description<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;YOLO \u89c6\u9891\u76ee\u6807\u68c0\u6d4b&#xff08;\u5b9e\u65f6\u663e\u793a&#xff09;&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    parser<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8211;source&#034;<\/span><span class=\"token punctuation\">,<\/span>default<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;0&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;\u8f93\u5165\u89c6\u9891\u8def\u5f84&#xff0c;\u6216 0 \u8868\u793a\u6444\u50cf\u5934&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    parser<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8211;model&#034;<\/span><span class=\"token punctuation\">,<\/span> default<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;weights\/yolov8n.pt&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;\u6a21\u578b\u6743\u91cd\u8def\u5f84&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    parser<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8211;conf&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">type<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token builtin\">float<\/span><span class=\"token punctuation\">,<\/span> default<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.25<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;\u7f6e\u4fe1\u5ea6\u9608\u503c&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    parser<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8211;iou&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">type<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token builtin\">float<\/span><span class=\"token punctuation\">,<\/span> default<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.7<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;NMS IoU \u9608\u503c&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    parser<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8211;device&#034;<\/span><span class=\"token punctuation\">,<\/span> default<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;cpu&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;\u63a8\u7406\u8bbe\u5907: cpu \/ 0&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    parser<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8211;save&#034;<\/span><span class=\"token punctuation\">,<\/span> action<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;store_true&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;\u662f\u5426\u4fdd\u5b58\u8f93\u51fa\u89c6\u9891&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    parser<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8211;output&#034;<\/span><span class=\"token punctuation\">,<\/span> default<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;runs\/detect\/video_show&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;\u8f93\u51fa\u76ee\u5f55&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    parser<span class=\"token punctuation\">.<\/span>add_argument<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;&#8211;imgsz&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">type<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token builtin\">int<\/span><span class=\"token punctuation\">,<\/span> default<span class=\"token operator\">&#061;<\/span><span class=\"token number\">640<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">help<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;\u63a8\u7406\u5206\u8fa8\u7387&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    args <span class=\"token operator\">&#061;<\/span> parser<span class=\"token punctuation\">.<\/span>parse_args<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># \u6253\u5f00\u89c6\u9891\u6e90&#xff08;\u652f\u6301\u6444\u50cf\u5934 &#034;0&#034;&#xff09;<\/span><br \/>\n    src <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">int<\/span><span class=\"token punctuation\">(<\/span>args<span class=\"token punctuation\">.<\/span>source<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">if<\/span> args<span class=\"token punctuation\">.<\/span>source<span class=\"token punctuation\">.<\/span>isdigit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">else<\/span> args<span class=\"token punctuation\">.<\/span>source<br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token builtin\">isinstance<\/span><span class=\"token punctuation\">(<\/span>src<span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">and<\/span> <span class=\"token keyword\">not<\/span> Path<span class=\"token punctuation\">(<\/span>src<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>exists<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">raise<\/span> FileNotFoundError<span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;\u89c6\u9891\u6587\u4ef6\u4e0d\u5b58\u5728: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>src<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    cap <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>VideoCapture<span class=\"token punctuation\">(<\/span>src<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token keyword\">not<\/span> cap<span class=\"token punctuation\">.<\/span>isOpened<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">raise<\/span> RuntimeError<span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;\u65e0\u6cd5\u6253\u5f00\u89c6\u9891\u6e90: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>args<span class=\"token punctuation\">.<\/span>source<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># \u89c6\u9891\u4fe1\u606f<\/span><br \/>\n    fps <span class=\"token operator\">&#061;<\/span> cap<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span>cv2<span class=\"token punctuation\">.<\/span>CAP_PROP_FPS<span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">or<\/span> <span class=\"token number\">25<\/span><br \/>\n    w <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">int<\/span><span class=\"token punctuation\">(<\/span>cap<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span>cv2<span class=\"token punctuation\">.<\/span>CAP_PROP_FRAME_WIDTH<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    h <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">int<\/span><span class=\"token punctuation\">(<\/span>cap<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span>cv2<span class=\"token punctuation\">.<\/span>CAP_PROP_FRAME_HEIGHT<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;\u89c6\u9891\u4fe1\u606f: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>w<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">x<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>h<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\"> &#064; <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>fps<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.2f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\"> FPS&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># \u8f93\u51fa\u89c6\u9891\u5199\u5165\u5668<\/span><br \/>\n    writer <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">None<\/span><br \/>\n    out_dir <span class=\"token operator\">&#061;<\/span> Path<span class=\"token punctuation\">(<\/span>args<span class=\"token punctuation\">.<\/span>output<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> args<span class=\"token punctuation\">.<\/span>save<span class=\"token punctuation\">:<\/span><br \/>\n        out_dir<span class=\"token punctuation\">.<\/span>mkdir<span class=\"token punctuation\">(<\/span>parents<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> exist_ok<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        out_path <span class=\"token operator\">&#061;<\/span> out_dir <span class=\"token operator\">\/<\/span> <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>Path<span class=\"token punctuation\">(<\/span>args<span class=\"token punctuation\">.<\/span>source<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>stem<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">_out.mp4&#034;<\/span><\/span><br \/>\n        fourcc <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>VideoWriter_fourcc<span class=\"token punctuation\">(<\/span><span class=\"token operator\">*<\/span><span class=\"token string\">&#034;mp4v&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        writer <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>VideoWriter<span class=\"token punctuation\">(<\/span><span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>out_path<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> fourcc<span class=\"token punctuation\">,<\/span> fps<span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>w<span class=\"token punctuation\">,<\/span> h<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;\u8f93\u51fa\u89c6\u9891\u5c06\u4fdd\u5b58\u81f3: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>out_path<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># \u52a0\u8f7d\u6a21\u578b<\/span><br \/>\n    model <span class=\"token operator\">&#061;<\/span> YOLO<span class=\"token punctuation\">(<\/span>args<span class=\"token punctuation\">.<\/span>model<span class=\"token punctuation\">)<\/span><\/p>\n<p>    prev_t <span class=\"token operator\">&#061;<\/span> time<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">while<\/span> <span class=\"token boolean\">True<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        ret<span class=\"token punctuation\">,<\/span> frame <span class=\"token operator\">&#061;<\/span> cap<span class=\"token punctuation\">.<\/span>read<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> <span class=\"token keyword\">not<\/span> ret<span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u89c6\u9891\u7ed3\u675f\u6216\u8bfb\u53d6\u5931\u8d25&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token keyword\">break<\/span><\/p>\n<p>        <span class=\"token comment\"># \u63a8\u7406&#xff08;\u4f20\u5165\u5355\u5e27&#xff0c;verbose&#061;False \u5173\u95ed\u9010\u5e27\u65e5\u5fd7&#xff09;<\/span><br \/>\n        results <span class=\"token operator\">&#061;<\/span> model<span class=\"token punctuation\">.<\/span>predict<span class=\"token punctuation\">(<\/span><br \/>\n            source<span class=\"token operator\">&#061;<\/span>frame<span class=\"token punctuation\">,<\/span><br \/>\n            conf<span class=\"token operator\">&#061;<\/span>args<span class=\"token punctuation\">.<\/span>conf<span class=\"token punctuation\">,<\/span><br \/>\n            iou<span class=\"token operator\">&#061;<\/span>args<span class=\"token punctuation\">.<\/span>iou<span class=\"token punctuation\">,<\/span><br \/>\n            device<span class=\"token operator\">&#061;<\/span>args<span class=\"token punctuation\">.<\/span>device<span class=\"token punctuation\">,<\/span><br \/>\n            imgsz<span class=\"token operator\">&#061;<\/span>args<span class=\"token punctuation\">.<\/span>imgsz<span class=\"token punctuation\">,<\/span><br \/>\n            verbose<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\"># \u753b\u6846&#xff08;result.plot() \u8fd4\u56de BGR \u56fe&#xff0c;\u53ef\u76f4\u63a5\u4ea4\u7ed9 OpenCV&#xff09;<\/span><br \/>\n        annotated <span class=\"token operator\">&#061;<\/span> results<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>plot<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\"># \u8ba1\u7b97\u5e76\u663e\u793a FPS<\/span><br \/>\n        now <span class=\"token operator\">&#061;<\/span> time<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        fps_now <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1.0<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token builtin\">max<\/span><span class=\"token punctuation\">(<\/span>now <span class=\"token operator\">&#8211;<\/span> prev_t<span class=\"token punctuation\">,<\/span> <span class=\"token number\">1e-6<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        prev_t <span class=\"token operator\">&#061;<\/span> now<br \/>\n        cv2<span class=\"token punctuation\">.<\/span>putText<span class=\"token punctuation\">(<\/span><br \/>\n            annotated<span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;FPS: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>fps_now<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.1f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token punctuation\">(<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">30<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            cv2<span class=\"token punctuation\">.<\/span>FONT_HERSHEY_SIMPLEX<span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token number\">1.0<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token punctuation\">(<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">0<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        <span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\"># \u663e\u793a<\/span><br \/>\n        cv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLO Video Detection (press q to quit)&#034;<\/span><span class=\"token punctuation\">,<\/span> annotated<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\"># \u4fdd\u5b58<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> writer <span class=\"token keyword\">is<\/span> <span class=\"token keyword\">not<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            writer<span class=\"token punctuation\">.<\/span>write<span class=\"token punctuation\">(<\/span>annotated<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token comment\"># \u6309\u952e\u5904\u7406<\/span><br \/>\n        key <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>waitKey<span class=\"token punctuation\">(<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&amp;<\/span> <span class=\"token number\">0xFF<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> key <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token builtin\">ord<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;q&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u7528\u6237\u9000\u51fa&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token keyword\">break<\/span><br \/>\n        <span class=\"token keyword\">elif<\/span> key <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token builtin\">ord<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;s&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n            shot <span class=\"token operator\">&#061;<\/span> out_dir <span class=\"token operator\">\/<\/span> <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;shot_<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span><span class=\"token builtin\">int<\/span><span class=\"token punctuation\">(<\/span>time<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">.jpg&#034;<\/span><\/span><br \/>\n            out_dir<span class=\"token punctuation\">.<\/span>mkdir<span class=\"token punctuation\">(<\/span>parents<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> exist_ok<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            cv2<span class=\"token punctuation\">.<\/span>imwrite<span class=\"token punctuation\">(<\/span><span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>shot<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> annotated<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;\u5df2\u4fdd\u5b58\u622a\u56fe: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>shot<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    cap<span class=\"token punctuation\">.<\/span>release<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> writer <span class=\"token keyword\">is<\/span> <span class=\"token keyword\">not<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        writer<span class=\"token punctuation\">.<\/span>release<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    cv2<span class=\"token punctuation\">.<\/span>destroyAllWindows<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u5b8c\u6210&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#034;__main__&#034;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    main<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u9644&#xff1a;\u68c0\u6d4b\u7ed3\u679c\u3002 <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2026\/10\/20261001001704-6abda68003144.png\" alt=\"\u68c0\u6d4b\u7ed3\u679c\" width=\"600\" \/> nano\u7248\u672c\u68c0\u6d4b\u6027\u80fd\u8fd8\u662f\u6709\u9650&#xff0c;FPS\u662f\u5728\u8001\u53e4\u84635\u4ee3\u4f4e\u538bi7\u4e0a\u8dd1\u51fa\u6765\u7684\u3002<\/p>\n<h2>4 \u5236\u4f5c\u81ea\u5df1\u7684\u6570\u636e\u96c6\u8bad\u7ec3\u6a21\u578b<\/h2>\n<p>\u4e0b\u4e00\u7bc7\u535a\u6587\u66f4\u65b0&#xff0c;\u559c\u6b22\u53ef\u4ee5\u70b9\u4e2a\u5173\u6ce8\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u624b\u628a\u624b\u6559\u4f60\u90e8\u7f72YOLO\u7cfb\u5217\u76ee\u6807\u68c0\u6d4b\u6a21\u578b&#xff08;\u542b\u4ee3\u7801&#xff0c;\u4f7f\u7528Github\u5b98\u65b9\u4ee3\u7801\u7248\u672c&#xff09;1 \u524d\u8a002 \u9879\u76ee\u83b7\u53d6\u548c\u90e8\u7f722.1 \u9879\u76ee\u83b7\u53d62.2 \u90e8\u7f72\u9879\u76ee3 \u4f7f\u7528\u5b98\u65b9\u6743\u91cd\u8fdb\u884c\u68c0\u6d4b3.1 \u5355\u56fe\u7247\u68c0\u6d4b3.2 \u89c6\u9891\u68c0\u6d4b4 \u5236\u4f5c\u81ea\u5df1\u7684\u6570\u636e\u96c6\u8bad\u7ec3\u6a21\u578b1 \u524d\u8a00<br \/>\nYOLO&#xff08;You Only Look Once&#xff09;\u7cfb\u5217\u662f\u76ee\u524d\u76ee\u6807\u68c0\u6d4b\u9886\u57df\u6700\u5177\u5f71\u54cd\u529b\u7684\u7b97\u6cd5\u4e4b\u4e00\u3002\u5b83\u7531 Joseph Redmon \u7b49\u4eba\u4e8e 2016 \u5e74\u9996\u6b21\u63d0\u51fa&#xff0c;\u6838\u5fc3\u601d<\/p>\n","protected":false},"author":2,"featured_media":111452,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[11653,92,156,1665],"topic":[],"class_list":["post-111454","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-11653","tag-github","tag-yolo","tag-1665"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u624b\u628a\u624b\u6559\u4f60\u90e8\u7f72YOLO\u7cfb\u5217\u76ee\u6807\u68c0\u6d4b\u6a21\u578b\uff08\u542b\u4ee3\u7801\uff0c\u4f7f\u7528Github\u5b98\u65b9\u4ee3\u7801\u7248\u672c\uff09 - \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\" 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