{"id":33190,"date":"2025-04-27T02:52:22","date_gmt":"2025-04-26T18:52:22","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/33190.html"},"modified":"2025-04-27T02:52:22","modified_gmt":"2025-04-26T18:52:22","slug":"openvino%e6%95%99%e7%a8%8b%ef%bc%88%e4%ba%94%ef%bc%89%ef%bc%9a%e5%ae%9e%e7%8e%b0yolov11openvino%e5%ae%9e%e6%97%b6%e8%a7%86%e9%a2%91%e7%9b%ae%e6%a0%87%e6%a3%80%e6%b5%8b","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/33190.html","title":{"rendered":"OpenVINO\u6559\u7a0b\uff08\u4e94\uff09\uff1a\u5b9e\u73b0YOLOv11+OpenVINO\u5b9e\u65f6\u89c6\u9891\u76ee\u6807\u68c0\u6d4b"},"content":{"rendered":"<\/p>\n<h4>\u76ee\u5f55<\/h4>\n<ul>\n<li>\u5b9e\u73b0\u8bb2\u89e3<\/li>\n<li>\u6548\u679c\u5c55\u793a<\/li>\n<li>\u5b8c\u6574\u4ee3\u7801<\/li>\n<\/ul>\n<p> \u672c\u6587\u4f5c\u4e3a\u4e0a\u7bc7\u535a\u5ba2\u7684\u5ef6\u7eed&#xff0c;\u5728\u4e4b\u524d\u5b9e\u73b0\u4e86\u56fe\u7247\u63a8\u7406\u7684\u57fa\u7840\u4e0a&#xff0c;\u8fdb\u4e00\u6b65\u4ecb\u7ecd\u5982\u4f55\u8fdb\u884c\u89c6\u9891\u63a8\u7406\u3002 <\/p>\n<h2>\u5b9e\u73b0\u8bb2\u89e3<\/h2>\n<p>\u9996\u5148&#xff0c;\u6211\u4eec\u9700\u8981\u5bf9\u4e4b\u524d\u7684 predict_and_show_image \u51fd\u6570\u8fdb\u884c\u62c6\u5206&#xff0c;\u5c06\u56fe\u50cf\u663e\u793a\u4e0e\u63a8\u7406\u5668&#xff08;predictor&#xff09;\u7684\u521d\u59cb\u5316\u89e3\u8026\u3002\u8fd9\u6837\u505a\u7684\u76ee\u7684\u662f\u5728\u8fdb\u884c\u89c6\u9891\u63a8\u7406\u524d&#xff0c;\u80fd\u591f\u5148\u5b8c\u6210\u63a8\u7406\u5668\u7684\u521d\u59cb\u5316\u3001\u6a21\u578b\u914d\u7f6e\u7684\u8bbe\u7f6e&#xff0c;\u4ee5\u53ca\u6a21\u578b\u4e0e OpenVINO \u4f18\u5316\u6a21\u578b\u7684\u7ed1\u5b9a&#xff0c;\u4ece\u800c\u786e\u4fdd\u63a8\u7406\u8fc7\u7a0b\u80fd\u591f\u5145\u5206\u5229\u7528 OpenVINO \u63d0\u4f9b\u7684\u9ad8\u6027\u80fd\u63a8\u7406\u5f15\u64ce\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4fee\u6539\u540e\u7684\u4ee3\u7801\u793a\u4f8b&#xff1a;<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">initialize_predictor<\/span><span class=\"token punctuation\">(<\/span>det_model<span class=\"token punctuation\">:<\/span> YOLO<span class=\"token punctuation\">,<\/span> compiled_model<span class=\"token punctuation\">:<\/span> ov<span class=\"token punctuation\">.<\/span>CompiledModel<span class=\"token punctuation\">,<\/span> conf<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.25<\/span><span class=\"token punctuation\">,<\/span> batch<span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> save<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">,<\/span> mode<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;predict&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u521d\u59cb\u5316 det_model \u7684 predictor&#xff0c;\u5982\u679c\u5c1a\u672a\u521d\u59cb\u5316&#xff0c;\u5e76\u8bbe\u7f6e OpenVINO \u7f16\u8bd1\u597d\u7684\u6a21\u578b\u3002<\/p>\n<p>    \u53c2\u6570:<br \/>\n        det_model: \u6a21\u578b\u5bf9\u8c61&#xff0c;\u5305\u542b predictor, model, overrides \u7b49\u5c5e\u6027\u3002<br \/>\n        compiled_model: OpenVINO \u7f16\u8bd1\u597d\u7684\u6a21\u578b\u5bf9\u8c61\u3002<br \/>\n        conf: \u7f6e\u4fe1\u5ea6\u9608\u503c&#xff0c;\u9ed8\u8ba4 0.25\u3002<br \/>\n        batch: \u6279\u5904\u7406\u5927\u5c0f&#xff0c;\u9ed8\u8ba4 1\u3002<br \/>\n        save: \u662f\u5426\u4fdd\u5b58\u7ed3\u679c&#xff0c;\u9ed8\u8ba4 False\u3002<br \/>\n        mode: \u63a8\u7406\u6a21\u5f0f&#xff0c;\u9ed8\u8ba4 &#034;predict&#034;\u3002<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> det_model<span class=\"token punctuation\">.<\/span>predictor <span class=\"token keyword\">is<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        config <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;conf&#034;<\/span><span class=\"token punctuation\">:<\/span> conf<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;batch&#034;<\/span><span class=\"token punctuation\">:<\/span> batch<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;save&#034;<\/span><span class=\"token punctuation\">:<\/span> save<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;mode&#034;<\/span><span class=\"token punctuation\">:<\/span> mode<span class=\"token punctuation\">}<\/span><br \/>\n        args <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token operator\">**<\/span>det_model<span class=\"token punctuation\">.<\/span>overrides<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">**<\/span>config<span class=\"token punctuation\">}<\/span><br \/>\n        det_model<span class=\"token punctuation\">.<\/span>predictor <span class=\"token operator\">&#061;<\/span> det_model<span class=\"token punctuation\">.<\/span>_smart_load<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;predictor&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            overrides<span class=\"token operator\">&#061;<\/span>args<span class=\"token punctuation\">,<\/span><br \/>\n            _callbacks<span class=\"token operator\">&#061;<\/span>det_model<span class=\"token punctuation\">.<\/span>callbacks<br \/>\n        <span class=\"token punctuation\">)<\/span><br \/>\n        det_model<span class=\"token punctuation\">.<\/span>predictor<span class=\"token punctuation\">.<\/span>setup_model<span class=\"token punctuation\">(<\/span>model<span class=\"token operator\">&#061;<\/span>det_model<span class=\"token punctuation\">.<\/span>model<span class=\"token punctuation\">)<\/span><\/p>\n<p>    det_model<span class=\"token punctuation\">.<\/span>predictor<span class=\"token punctuation\">.<\/span>model<span class=\"token punctuation\">.<\/span>ov_compiled_model <span class=\"token operator\">&#061;<\/span> compiled_model<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">predict_and_show_image<\/span><span class=\"token punctuation\">(<\/span>det_model<span class=\"token punctuation\">:<\/span> YOLO<span class=\"token punctuation\">,<\/span> compiled_model<span class=\"token punctuation\">:<\/span> ov<span class=\"token punctuation\">.<\/span>CompiledModel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u4f7f\u7528\u6a21\u578b\u5bf9\u56fe\u50cf\u8fdb\u884c\u76ee\u6807\u68c0\u6d4b&#xff0c;\u5e76\u901a\u8fc7 Tkinter GUI \u663e\u793a\u68c0\u6d4b\u7ed3\u679c<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    results <span class=\"token operator\">&#061;<\/span> det_model<span class=\"token punctuation\">(<\/span>IMAGE_PATH<span class=\"token punctuation\">)<\/span><br \/>\n    result_img <span class=\"token operator\">&#061;<\/span> Image<span class=\"token punctuation\">.<\/span>fromarray<span class=\"token punctuation\">(<\/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><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">:<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">:<\/span><span class=\"token punctuation\">:<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    root <span class=\"token operator\">&#061;<\/span> tk<span class=\"token punctuation\">.<\/span>Tk<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    root<span class=\"token punctuation\">.<\/span>title<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLOv11 (OpenVINO INT8) Detection Result&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    tk_img <span class=\"token operator\">&#061;<\/span> ImageTk<span class=\"token punctuation\">.<\/span>PhotoImage<span class=\"token punctuation\">(<\/span>result_img<span class=\"token punctuation\">)<\/span><br \/>\n    label <span class=\"token operator\">&#061;<\/span> tk<span class=\"token punctuation\">.<\/span>Label<span class=\"token punctuation\">(<\/span>root<span class=\"token punctuation\">,<\/span> image<span class=\"token operator\">&#061;<\/span>tk_img<span class=\"token punctuation\">)<\/span><br \/>\n    label<span class=\"token punctuation\">.<\/span>pack<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    root<span class=\"token punctuation\">.<\/span>mainloop<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u63a5\u4e0b\u6765&#xff0c;\u6211\u4eec\u9700\u8981\u5b9e\u73b0\u4e00\u4e2a\u51fd\u6570&#xff0c;\u7528\u4e8e\u7ed3\u5408 YOLO \u548c OpenVINO \u5b9e\u73b0\u5bf9\u89c6\u9891\u7684\u5b9e\u65f6\u76ee\u6807\u68c0\u6d4b\u3002\u8be5\u51fd\u6570\u652f\u6301\u4ece\u89c6\u9891\u6587\u4ef6\u6216\u6444\u50cf\u5934\u8bfb\u53d6\u56fe\u50cf\u5e27&#xff0c;\u5e76\u5728\u5b8c\u6210\u63a8\u7406\u5904\u7406\u540e&#xff0c;\u5b9e\u65f6\u663e\u793a\u68c0\u6d4b\u7ed3\u679c\u3001\u63a8\u7406\u8017\u65f6\u548c\u5e27\u7387&#xff08;FPS&#xff09;\u3002\u6b64\u5916&#xff0c;\u68c0\u6d4b\u7ed3\u679c\u8fd8\u53ef\u4ee5\u4fdd\u5b58\u4e3a\u5e26\u6709\u8fb9\u6846\u6807\u6ce8\u548c\u5e27\u7387\u4fe1\u606f\u7684\u89c6\u9891\u6587\u4ef6&#xff0c;\u540c\u65f6\u652f\u6301\u5c06\u68c0\u6d4b\u4fe1\u606f&#xff08;\u5982\u7c7b\u522b\u3001\u65f6\u95f4\u6233\u7b49&#xff09;\u8bb0\u5f55\u4e3a\u65e5\u5fd7\u6587\u4ef6&#xff0c;\u4fbf\u4e8e\u540e\u7eed\u5206\u6790\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u5177\u4f53\u7684\u5b9e\u73b0\u4ee3\u7801&#xff1a;<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">run_video_inference<\/span><span class=\"token punctuation\">(<\/span>det_model<span class=\"token punctuation\">,<\/span> source<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> flip<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> width<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">None<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                        save_video<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> save_log<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                        output_dir<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;results&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u4f7f\u7528 OpenVINO \u548c YOLO \u6a21\u578b\u5bf9\u89c6\u9891\u8fdb\u884c\u76ee\u6807\u68c0\u6d4b\u63a8\u7406\u5e76\u53ef\u89c6\u5316\u3002<\/p>\n<p>    \u53c2\u6570&#xff1a;<br \/>\n        det_model&#xff1a;YOLO \u63a8\u7406\u6a21\u578b&#xff0c;\u652f\u6301 __call__(image) \u65b9\u5f0f\u8c03\u7528<br \/>\n        source&#xff1a;\u89c6\u9891\u6e90&#xff0c;\u53ef\u4ee5\u662f\u6587\u4ef6\u8def\u5f84\u6216\u6444\u50cf\u5934\u7d22\u5f15, 0 \u8868\u793a\u9ed8\u8ba4\u6444\u50cf\u5934<br \/>\n        flip&#xff1a;\u662f\u5426\u955c\u50cf\u7ffb\u8f6c\u89c6\u9891&#xff08;\u955c\u50cf&#xff09;<br \/>\n        width&#xff1a;\u8bbe\u7f6e\u753b\u9762\u5bbd\u5ea6&#xff08;\u81ea\u52a8\u7b49\u6bd4\u4f8b\u7f29\u653e&#xff09;, None \u8868\u793a\u4fdd\u6301\u539f\u5c3a\u5bf8<br \/>\n        save_video: \u662f\u5426\u4fdd\u5b58\u68c0\u6d4b\u540e\u7684\u89c6\u9891&#xff08;MP4&#xff09;<br \/>\n        save_log: \u662f\u5426\u8bb0\u5f55\u68c0\u6d4b\u65e5\u5fd7<br \/>\n        output_dir: \u8f93\u51fa\u6587\u4ef6\u76ee\u5f55<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    cap <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>VideoCapture<span class=\"token punctuation\">(<\/span>source<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\">print<\/span><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>source<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><\/p>\n<p>    Path<span class=\"token punctuation\">(<\/span>output_dir<span class=\"token punctuation\">)<\/span><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><\/p>\n<p>    <span class=\"token comment\"># \u89c6\u9891\u4fdd\u5b58\u8bbe\u7f6e&#xff08;\u4fdd\u5b58\u4e3a MP4&#xff09;<\/span><br \/>\n    out_writer <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">None<\/span><br \/>\n    output_path <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>Path<span class=\"token punctuation\">(<\/span>output_dir<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;output_yolo.mp4&#034;<\/span><span class=\"token punctuation\">)<\/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><\/p>\n<p>    <span class=\"token comment\"># \u65e5\u5fd7\u6587\u4ef6\u51c6\u5907<\/span><br \/>\n    log_file <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">open<\/span><span class=\"token punctuation\">(<\/span>Path<span class=\"token punctuation\">(<\/span>output_dir<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;detection_log.txt&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;w&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">if<\/span> save_log <span class=\"token keyword\">else<\/span> <span class=\"token boolean\">None<\/span><\/p>\n<p>    cv2<span class=\"token punctuation\">.<\/span>namedWindow<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLO OpenVINO Detection&#034;<\/span><span class=\"token punctuation\">,<\/span> cv2<span class=\"token punctuation\">.<\/span>WINDOW_GUI_NORMAL <span class=\"token operator\">|<\/span> cv2<span class=\"token punctuation\">.<\/span>WINDOW_AUTOSIZE<span class=\"token punctuation\">)<\/span><br \/>\n    processing_times <span class=\"token operator\">&#061;<\/span> collections<span class=\"token punctuation\">.<\/span>deque<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">try<\/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\u8bfb\u53d6\u5931\u8d25\u6216\u7ed3\u675f\u3002&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token keyword\">break<\/span><\/p>\n<p>            <span class=\"token comment\"># \u68c0\u6d4b\u7a97\u53e3\u662f\u5426\u5173\u95ed<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> cv2<span class=\"token punctuation\">.<\/span>getWindowProperty<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLO OpenVINO Detection&#034;<\/span><span class=\"token punctuation\">,<\/span> cv2<span class=\"token punctuation\">.<\/span>WND_PROP_VISIBLE<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u7a97\u53e3\u5df2\u5173\u95ed&#xff0c;\u9000\u51fa\u63a8\u7406\u3002&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token keyword\">break<\/span><\/p>\n<p>            <span class=\"token comment\"># \u955c\u50cf\u7ffb\u8f6c&#xff08;\u5e38\u7528\u4e8e\u6444\u50cf\u5934&#xff09;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> flip<span class=\"token punctuation\">:<\/span><br \/>\n                frame <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>flip<span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token comment\"># \u7b49\u6bd4\u4f8b\u7f29\u653e\u753b\u9762\u5230\u6307\u5b9a\u5bbd\u5ea6<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> width<span class=\"token punctuation\">:<\/span><br \/>\n                scale <span class=\"token operator\">&#061;<\/span> width <span class=\"token operator\">\/<\/span> <span class=\"token builtin\">max<\/span><span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">)<\/span><br \/>\n                frame <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>resize<span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">,<\/span> fx<span class=\"token operator\">&#061;<\/span>scale<span class=\"token punctuation\">,<\/span> fy<span class=\"token operator\">&#061;<\/span>scale<span class=\"token punctuation\">,<\/span> interpolation<span class=\"token operator\">&#061;<\/span>cv2<span class=\"token punctuation\">.<\/span>INTER_AREA<span class=\"token punctuation\">)<\/span><\/p>\n<p>            input_image <span class=\"token operator\">&#061;<\/span> np<span class=\"token punctuation\">.<\/span>array<span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token comment\"># \u8ba1\u65f6\u63a8\u7406\u5f00\u59cb<\/span><br \/>\n            start_time <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            results <span class=\"token operator\">&#061;<\/span> det_model<span class=\"token punctuation\">(<\/span>input_image<span class=\"token punctuation\">,<\/span> verbose<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            stop_time <span class=\"token operator\">&#061;<\/span> time<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token comment\"># \u4fdd\u5b58\u65e5\u5fd7<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> log_file<span class=\"token punctuation\">:<\/span><br \/>\n                <span class=\"token keyword\">for<\/span> result <span class=\"token keyword\">in<\/span> results<span class=\"token punctuation\">:<\/span><br \/>\n                    <span class=\"token keyword\">for<\/span> box <span class=\"token keyword\">in<\/span> result<span class=\"token punctuation\">.<\/span>boxes<span class=\"token punctuation\">:<\/span><br \/>\n                        cls_id <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">int<\/span><span class=\"token punctuation\">(<\/span>box<span class=\"token punctuation\">.<\/span>cls<span class=\"token punctuation\">)<\/span><br \/>\n                        conf <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">(<\/span>box<span class=\"token punctuation\">.<\/span>conf<span class=\"token punctuation\">)<\/span><br \/>\n                        log_file<span class=\"token punctuation\">.<\/span>write<span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;time: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>stop_time<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.3f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">, class_id: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>cls_id<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">, confidence: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>conf<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.2f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\\\\n&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token comment\"># \u7ed8\u5236\u68c0\u6d4b\u7ed3\u679c<\/span><br \/>\n            frame <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\"># \u63a8\u7406\u65f6\u95f4\u7edf\u8ba1&#xff0c;\u7528\u4e8e\u8ba1\u7b97\u5e73\u5747\u63a8\u7406\u65f6\u95f4\u548c FPS<\/span><br \/>\n            processing_times<span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>stop_time <span class=\"token operator\">&#8211;<\/span> start_time<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> <span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>processing_times<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">200<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                processing_times<span class=\"token punctuation\">.<\/span>popleft<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            avg_time <span class=\"token operator\">&#061;<\/span> np<span class=\"token punctuation\">.<\/span>mean<span class=\"token punctuation\">(<\/span>processing_times<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">1000<\/span><br \/>\n            fps <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1000<\/span> <span class=\"token operator\">\/<\/span> avg_time<\/p>\n<p>            <span class=\"token comment\"># \u663e\u793a\u63a8\u7406\u65f6\u95f4\u548c FPS<\/span><br \/>\n            _<span class=\"token punctuation\">,<\/span> f_width <span class=\"token operator\">&#061;<\/span> frame<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span><br \/>\n            cv2<span class=\"token punctuation\">.<\/span>putText<span class=\"token punctuation\">(<\/span><br \/>\n                frame<span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;Inference: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>avg_time<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.1f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">ms (<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>fps<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.1f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\"> FPS)&#034;<\/span><\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token punctuation\">(<\/span><span class=\"token number\">20<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">40<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                cv2<span class=\"token punctuation\">.<\/span>FONT_HERSHEY_COMPLEX<span class=\"token punctuation\">,<\/span><br \/>\n                f_width <span class=\"token operator\">\/<\/span> <span class=\"token number\">1000<\/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\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                cv2<span class=\"token punctuation\">.<\/span>LINE_AA<br \/>\n            <span class=\"token punctuation\">)<\/span><\/p>\n<p>          <span class=\"token comment\"># \u521d\u59cb\u5316 MP4 \u5199\u5165\u5668<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> save_video <span class=\"token keyword\">and<\/span> out_writer <span class=\"token keyword\">is<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                height<span class=\"token punctuation\">,<\/span> width_out <span class=\"token operator\">&#061;<\/span> frame<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span><br \/>\n                out_writer <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>VideoWriter<span class=\"token punctuation\">(<\/span>output_path<span class=\"token punctuation\">,<\/span> fourcc<span class=\"token punctuation\">,<\/span> <span class=\"token number\">25.0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>width_out<span class=\"token punctuation\">,<\/span> height<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token keyword\">if<\/span> save_video <span class=\"token keyword\">and<\/span> out_writer<span class=\"token punctuation\">:<\/span><br \/>\n                out_writer<span class=\"token punctuation\">.<\/span>write<span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">)<\/span><\/p>\n<p>            cv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLO OpenVINO Detection&#034;<\/span><span class=\"token punctuation\">,<\/span> frame<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token comment\"># ESC \u952e\u9000\u51fa<\/span><br \/>\n            <span class=\"token keyword\">if<\/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\">&#061;&#061;<\/span> <span class=\"token number\">27<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u6309\u4e0b ESC \u952e&#xff0c;\u9000\u51fa\u3002&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token keyword\">break<\/span><\/p>\n<p>    <span class=\"token keyword\">except<\/span> KeyboardInterrupt<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\u4e2d\u65ad\u3002&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">except<\/span> RuntimeError <span class=\"token keyword\">as<\/span> e<span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u8fd0\u884c\u9519\u8bef&#xff1a;&#034;<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">finally<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        cap<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\">if<\/span> out_writer<span class=\"token punctuation\">:<\/span><br \/>\n            out_writer<span class=\"token punctuation\">.<\/span>release<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> log_file<span class=\"token punctuation\">:<\/span><br \/>\n            log_file<span class=\"token punctuation\">.<\/span>close<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;\u68c0\u6d4b\u89c6\u9891\u4fdd\u5b58\u81f3: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>output_path<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> save_log<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;\u68c0\u6d4b\u65e5\u5fd7\u4fdd\u5b58\u81f3: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>Path<span class=\"token punctuation\">(<\/span>output_dir<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#039;detection_log.txt&#039;<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>\u6700\u540e\u5c31\u662f\u8c03\u7528\u8fd9\u4e2a\u51fd\u6570\u7684\u90e8\u5206\u4e86&#xff0c;\u4e0b\u9762\u662f\u5177\u4f53\u7684\u793a\u4f8b\u4ee3\u7801&#xff1a;<\/p>\n<p>    <span class=\"token comment\"># 5. \u521d\u59cb\u5316 predictor<\/span><br \/>\n    initialize_predictor<span class=\"token punctuation\">(<\/span>det_model<span class=\"token punctuation\">,<\/span> compiled_int8_model<span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># 6. \u6267\u884c\u89c6\u9891\u63a8\u7406<\/span><br \/>\n    run_video_inference<span class=\"token punctuation\">(<\/span><br \/>\n    det_model<span class=\"token operator\">&#061;<\/span>det_model<span class=\"token punctuation\">,<\/span>          <span class=\"token comment\"># \u6a21\u578b\u5bf9\u8c61<\/span><br \/>\n    source<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;.\/1.mp4&#034;<\/span><span class=\"token punctuation\">,<\/span>             <span class=\"token comment\"># \u89c6\u9891\u8def\u5f84\u6216\u6444\u50cf\u5934\u7f16\u53f7<\/span><br \/>\n    flip<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">,<\/span>                    <span class=\"token comment\"># \u662f\u5426\u955c\u50cf<\/span><br \/>\n    width<span class=\"token operator\">&#061;<\/span><span class=\"token number\">1280<\/span><span class=\"token punctuation\">,<\/span>                   <span class=\"token comment\"># \u753b\u9762\u5bbd\u5ea6<\/span><br \/>\n    save_video<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span>              <span class=\"token comment\"># \u662f\u5426\u4fdd\u5b58 MP4 \u89c6\u9891<\/span><br \/>\n    save_log<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span>                <span class=\"token comment\"># \u662f\u5426\u4fdd\u5b58\u68c0\u6d4b\u65e5\u5fd7<\/span><br \/>\n    output_dir<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;.\/results&#034;<\/span>        <span class=\"token comment\"># \u8f93\u51fa\u76ee\u5f55<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><\/p>\n<h2>\u6548\u679c\u5c55\u793a<\/h2>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250426185221-680d2b65b3262.gif\" alt=\"video\" \/><\/p>\n<h2>\u5b8c\u6574\u4ee3\u7801<\/h2>\n<p><span class=\"token keyword\">from<\/span> pathlib <span class=\"token keyword\">import<\/span> Path<br \/>\n<span class=\"token keyword\">from<\/span> zipfile <span class=\"token keyword\">import<\/span> ZipFile<br \/>\n<span class=\"token keyword\">from<\/span> typing <span class=\"token keyword\">import<\/span> Dict<\/p>\n<p><span class=\"token keyword\">import<\/span> urllib<span class=\"token punctuation\">.<\/span>request<br \/>\n<span class=\"token keyword\">import<\/span> tkinter <span class=\"token keyword\">as<\/span> tk<br \/>\n<span class=\"token keyword\">from<\/span> PIL <span class=\"token keyword\">import<\/span> Image<span class=\"token punctuation\">,<\/span> ImageTk<\/p>\n<p><span class=\"token keyword\">from<\/span> ultralytics <span class=\"token keyword\">import<\/span> YOLO<br \/>\n<span class=\"token keyword\">from<\/span> ultralytics<span class=\"token punctuation\">.<\/span>utils <span class=\"token keyword\">import<\/span> DEFAULT_CFG<br \/>\n<span class=\"token keyword\">from<\/span> ultralytics<span class=\"token punctuation\">.<\/span>cfg <span class=\"token keyword\">import<\/span> get_cfg<br \/>\n<span class=\"token keyword\">from<\/span> ultralytics<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">.<\/span>converter <span class=\"token keyword\">import<\/span> coco80_to_coco91_class<br \/>\n<span class=\"token keyword\">from<\/span> ultralytics<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">.<\/span>utils <span class=\"token keyword\">import<\/span> check_det_dataset<\/p>\n<p><span class=\"token keyword\">import<\/span> openvino <span class=\"token keyword\">as<\/span> ov<br \/>\n<span class=\"token keyword\">import<\/span> nncf<br \/>\n<span class=\"token keyword\">import<\/span> cv2<br \/>\n<span class=\"token keyword\">import<\/span> numpy <span class=\"token keyword\">as<\/span> np<br \/>\n<span class=\"token keyword\">import<\/span> collections<br \/>\n<span class=\"token keyword\">import<\/span> time<\/p>\n<p><span class=\"token comment\"># &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; #<\/span><br \/>\n<span class=\"token comment\"># \u5168\u5c40\u914d\u7f6e\u548c\u8def\u5f84\u5b9a\u4e49<\/span><br \/>\n<span class=\"token comment\"># &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; #<\/span><\/p>\n<p>MODEL_VARIANTS <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;yolo11n&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;yolo11s&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;yolo11m&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;yolo11l&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;yolo11x&#034;<\/span><span class=\"token punctuation\">]<\/span><br \/>\nMODEL_NAME <span class=\"token operator\">&#061;<\/span> MODEL_VARIANTS<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span>  <span class=\"token comment\"># \u9ed8\u8ba4\u4f7f\u7528\u6700\u8f7b\u91cf\u7684 yolo11n \u6a21\u578b<\/span><br \/>\nPT_MODEL_PATH <span class=\"token operator\">&#061;<\/span> <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>MODEL_NAME<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">.pt&#034;<\/span><\/span><br \/>\nIR_MODEL_DIR <span class=\"token operator\">&#061;<\/span> Path<span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>MODEL_NAME<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">_openvino_model&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\nIR_MODEL_PATH <span class=\"token operator\">&#061;<\/span> IR_MODEL_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>MODEL_NAME<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">.xml&#034;<\/span><\/span><br \/>\nINT8_MODEL_PATH <span class=\"token operator\">&#061;<\/span> Path<span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>MODEL_NAME<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">_openvino_int8_model\/<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>MODEL_NAME<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">.xml&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>IMAGE_PATH <span class=\"token operator\">&#061;<\/span> Path<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;.\/coco_bike.jpg&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\nOUT_DIR <span class=\"token operator\">&#061;<\/span> Path<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;.\/&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token comment\"># COCO \u6570\u636e\u96c6\u8d44\u6e90\u8def\u5f84<\/span><br \/>\nDATA_URL <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;http:\/\/images.cocodataset.org\/zips\/val2017.zip&#034;<\/span><br \/>\nLABELS_URL <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;https:\/\/github.com\/ultralytics\/yolov5\/releases\/download\/v1.0\/coco2017labels-segments.zip&#034;<\/span><br \/>\nCFG_URL <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#034;https:\/\/raw.githubusercontent.com\/ultralytics\/ultralytics\/v8.1.0\/ultralytics\/cfg\/datasets\/coco.yaml&#034;<\/span><br \/>\nDATA_PATH <span class=\"token operator\">&#061;<\/span> OUT_DIR <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;val2017.zip&#034;<\/span><br \/>\nLABELS_PATH <span class=\"token operator\">&#061;<\/span> OUT_DIR <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;coco2017labels-segments.zip&#034;<\/span><br \/>\nCFG_PATH <span class=\"token operator\">&#061;<\/span> OUT_DIR <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;coco.yaml&#034;<\/span><\/p>\n<p><span class=\"token comment\"># &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; #<\/span><br \/>\n<span class=\"token comment\"># \u5de5\u5177\u51fd\u6570\u6a21\u5757<\/span><br \/>\n<span class=\"token comment\"># &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; #<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">download_file_if_needed<\/span><span class=\"token punctuation\">(<\/span>url<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">,<\/span> filename<span class=\"token punctuation\">:<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">,<\/span> dest_dir<span class=\"token punctuation\">:<\/span> Path<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> Path<span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u4e0b\u8f7d\u6587\u4ef6&#xff08;\u82e5\u6587\u4ef6\u5df2\u5b58\u5728\u5219\u8df3\u8fc7&#xff09;<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    dest_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    file_path <span class=\"token operator\">&#061;<\/span> dest_dir <span class=\"token operator\">\/<\/span> filename<br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token keyword\">not<\/span> file_path<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\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;Downloading: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>filename<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n        urllib<span class=\"token punctuation\">.<\/span>request<span class=\"token punctuation\">.<\/span>urlretrieve<span class=\"token punctuation\">(<\/span>url<span class=\"token punctuation\">,<\/span> file_path<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">else<\/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;File already exists: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>file_path<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> file_path<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">prepare_test_image<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u786e\u4fdd\u6d4b\u8bd5\u56fe\u7247\u5b58\u5728&#xff0c;\u5982\u65e0\u5219\u4ece\u5b98\u65b9\u5730\u5740\u4e0b\u8f7d<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token keyword\">not<\/span> IMAGE_PATH<span class=\"token punctuation\">.<\/span>exists<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        download_file_if_needed<span class=\"token punctuation\">(<\/span><br \/>\n            <span class=\"token string\">&#034;https:\/\/storage.openvinotoolkit.org\/repositories\/openvino_notebooks\/data\/data\/image\/coco_bike.jpg&#034;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            IMAGE_PATH<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">,<\/span> IMAGE_PATH<span class=\"token punctuation\">.<\/span>parent<br \/>\n        <span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">load_or_export_openvino_model<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> ov<span class=\"token punctuation\">.<\/span>CompiledModel<span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u52a0\u8f7d\u6216\u5bfc\u51fa YOLOv11 OpenVINO IR \u6a21\u578b&#xff0c;\u5e76\u7f16\u8bd1\u4e3a CPU \u8fd0\u884c\u65f6\u6a21\u578b<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    model <span class=\"token operator\">&#061;<\/span> YOLO<span class=\"token punctuation\">(<\/span>PT_MODEL_PATH<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>to<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;cpu&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token keyword\">not<\/span> IR_MODEL_PATH<span class=\"token punctuation\">.<\/span>exists<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        model<span class=\"token punctuation\">.<\/span>export<span class=\"token punctuation\">(<\/span><span class=\"token builtin\">format<\/span><span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;openvino&#034;<\/span><span class=\"token punctuation\">,<\/span> dynamic<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> half<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    core <span class=\"token operator\">&#061;<\/span> ov<span class=\"token punctuation\">.<\/span>Core<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    ir_model <span class=\"token operator\">&#061;<\/span> core<span class=\"token punctuation\">.<\/span>read_model<span class=\"token punctuation\">(<\/span>IR_MODEL_PATH<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> core<span class=\"token punctuation\">.<\/span>compile_model<span class=\"token punctuation\">(<\/span>ir_model<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;CPU&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">build_ultralytics_model<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> YOLO<span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u521b\u5efa Ultralytics \u7684 YOLO \u6a21\u578b\u63a5\u53e3&#xff0c;\u7528\u4e8e\u8c03\u7528\u9884\u6d4b\u5668<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> YOLO<span class=\"token punctuation\">(<\/span>IR_MODEL_DIR<span class=\"token punctuation\">,<\/span> task<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;detect&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">prepare_dataset<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> <span class=\"token string\">&#039;tuple[nncf.Dataset, object]&#039;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u4e0b\u8f7d\u5e76\u89e3\u538b COCO \u6570\u636e\u96c6&#xff0c;\u6784\u9020\u9a8c\u8bc1\u5668\u548c NNCF \u6240\u9700\u6570\u636e\u96c6\u683c\u5f0f<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> <span class=\"token keyword\">not<\/span> <span class=\"token punctuation\">(<\/span>OUT_DIR <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;coco\/labels&#034;<\/span><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        download_file_if_needed<span class=\"token punctuation\">(<\/span>DATA_URL<span class=\"token punctuation\">,<\/span> DATA_PATH<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">,<\/span> DATA_PATH<span class=\"token punctuation\">.<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n        download_file_if_needed<span class=\"token punctuation\">(<\/span>LABELS_URL<span class=\"token punctuation\">,<\/span> LABELS_PATH<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">,<\/span> LABELS_PATH<span class=\"token punctuation\">.<\/span>parent<span class=\"token punctuation\">)<\/span><br \/>\n        download_file_if_needed<span class=\"token punctuation\">(<\/span>CFG_URL<span class=\"token punctuation\">,<\/span> CFG_PATH<span class=\"token punctuation\">.<\/span>name<span class=\"token punctuation\">,<\/span> CFG_PATH<span class=\"token punctuation\">.<\/span>parent<span class=\"token punctuation\">)<\/span><\/p>\n<p>        <span class=\"token keyword\">with<\/span> ZipFile<span class=\"token punctuation\">(<\/span>LABELS_PATH<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;r&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">as<\/span> z<span class=\"token punctuation\">:<\/span><br \/>\n            z<span class=\"token punctuation\">.<\/span>extractall<span class=\"token punctuation\">(<\/span>OUT_DIR<span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">with<\/span> ZipFile<span class=\"token punctuation\">(<\/span>DATA_PATH<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;r&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">as<\/span> z<span class=\"token punctuation\">:<\/span><br \/>\n            z<span class=\"token punctuation\">.<\/span>extractall<span class=\"token punctuation\">(<\/span>OUT_DIR <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;coco\/images&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    args <span class=\"token operator\">&#061;<\/span> get_cfg<span class=\"token punctuation\">(<\/span>cfg<span class=\"token operator\">&#061;<\/span>DEFAULT_CFG<span class=\"token punctuation\">)<\/span><br \/>\n    args<span class=\"token punctuation\">.<\/span>data <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>CFG_PATH<span class=\"token punctuation\">)<\/span><\/p>\n<p>   <span class=\"token comment\"># \u7528 ultralytics \u7684 validator \u6784\u5efa dataset<\/span><br \/>\n    det_model <span class=\"token operator\">&#061;<\/span> build_ultralytics_model<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\n    validator_cls <span class=\"token operator\">&#061;<\/span> det_model<span class=\"token punctuation\">.<\/span>task_map<span class=\"token punctuation\">[<\/span>det_model<span class=\"token punctuation\">.<\/span>task<span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#034;validator&#034;<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    validator <span class=\"token operator\">&#061;<\/span> validator_cls<span class=\"token punctuation\">(<\/span>args<span class=\"token operator\">&#061;<\/span>args<span class=\"token punctuation\">)<\/span><\/p>\n<p>    validator<span class=\"token punctuation\">.<\/span>data <span class=\"token operator\">&#061;<\/span> check_det_dataset<span class=\"token punctuation\">(<\/span>args<span class=\"token punctuation\">.<\/span>data<span class=\"token punctuation\">)<\/span><br \/>\n    validator<span class=\"token punctuation\">.<\/span>stride <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">32<\/span><br \/>\n    dataloader <span class=\"token operator\">&#061;<\/span> validator<span class=\"token punctuation\">.<\/span>get_dataloader<span class=\"token punctuation\">(<\/span>OUT_DIR <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;coco&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    validator<span class=\"token punctuation\">.<\/span>class_map <span class=\"token operator\">&#061;<\/span> coco80_to_coco91_class<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    validator<span class=\"token punctuation\">.<\/span>names <span class=\"token operator\">&#061;<\/span> YOLO<span class=\"token punctuation\">(<\/span>PT_MODEL_PATH<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>to<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;cpu&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>model<span class=\"token punctuation\">.<\/span>names<br \/>\n    validator<span class=\"token punctuation\">.<\/span>nc <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">80<\/span><\/p>\n<p>    <span class=\"token keyword\">def<\/span> <span class=\"token function\">transform_fn<\/span><span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">:<\/span> Dict<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">return<\/span> validator<span class=\"token punctuation\">.<\/span>preprocess<span class=\"token punctuation\">(<\/span>data<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#039;img&#039;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">.<\/span>numpy<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">return<\/span> nncf<span class=\"token punctuation\">.<\/span>Dataset<span class=\"token punctuation\">(<\/span>dataloader<span class=\"token punctuation\">,<\/span> transform_fn<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> validator<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">quantize_model<\/span><span class=\"token punctuation\">(<\/span>original_model<span class=\"token punctuation\">:<\/span> ov<span class=\"token punctuation\">.<\/span>Model<span class=\"token punctuation\">,<\/span> quant_dataset<span class=\"token punctuation\">:<\/span> nncf<span class=\"token punctuation\">.<\/span>Dataset<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&#8211;<\/span><span class=\"token operator\">&gt;<\/span> ov<span class=\"token punctuation\">.<\/span>Model<span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u4f7f\u7528 NNCF \u5bf9 OpenVINO \u6a21\u578b\u8fdb\u884c\u6df7\u5408\u7cbe\u5ea6\u91cf\u5316&#xff08;\u6df7\u5408 INT8\/F32&#xff09;<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    ignored_scope <span class=\"token operator\">&#061;<\/span> nncf<span class=\"token punctuation\">.<\/span>IgnoredScope<span class=\"token punctuation\">(<\/span><br \/>\n        subgraphs<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span><br \/>\n            nncf<span class=\"token punctuation\">.<\/span>Subgraph<span class=\"token punctuation\">(<\/span><br \/>\n                inputs<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;__module.model.<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span><span class=\"token number\">22<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token string\">&#039;v8&#039;<\/span> <span class=\"token keyword\">in<\/span> MODEL_NAME <span class=\"token keyword\">else<\/span> <span class=\"token number\">23<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\/aten::cat\/Concat&#034;<\/span><\/span><span class=\"token punctuation\">,<\/span><br \/>\n                        <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;__module.model.<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span><span class=\"token number\">22<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token string\">&#039;v8&#039;<\/span> <span class=\"token keyword\">in<\/span> MODEL_NAME <span class=\"token keyword\">else<\/span> <span class=\"token number\">23<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\/aten::cat\/Concat_1&#034;<\/span><\/span><span class=\"token punctuation\">,<\/span><br \/>\n                        <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;__module.model.<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span><span class=\"token number\">22<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token string\">&#039;v8&#039;<\/span> <span class=\"token keyword\">in<\/span> MODEL_NAME <span class=\"token keyword\">else<\/span> <span class=\"token number\">23<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\/aten::cat\/Concat_2&#034;<\/span><\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                outputs<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;__module.model.<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span><span class=\"token number\">22<\/span> <span class=\"token keyword\">if<\/span> <span class=\"token string\">&#039;v8&#039;<\/span> <span class=\"token keyword\">in<\/span> MODEL_NAME <span class=\"token keyword\">else<\/span> <span class=\"token number\">23<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\/aten::cat\/Concat_7&#034;<\/span><\/span><span class=\"token punctuation\">]<\/span><br \/>\n            <span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token punctuation\">]<\/span><br \/>\n    <span class=\"token punctuation\">)<\/span><\/p>\n<p>    quant_model <span class=\"token operator\">&#061;<\/span> nncf<span class=\"token punctuation\">.<\/span>quantize<span class=\"token punctuation\">(<\/span><br \/>\n        original_model<span class=\"token punctuation\">,<\/span><br \/>\n        quant_dataset<span class=\"token punctuation\">,<\/span><br \/>\n        preset<span class=\"token operator\">&#061;<\/span>nncf<span class=\"token punctuation\">.<\/span>QuantizationPreset<span class=\"token punctuation\">.<\/span>MIXED<span class=\"token punctuation\">,<\/span><br \/>\n        ignored_scope<span class=\"token operator\">&#061;<\/span>ignored_scope<br \/>\n    <span class=\"token punctuation\">)<\/span><br \/>\n    ov<span class=\"token punctuation\">.<\/span>save_model<span class=\"token punctuation\">(<\/span>quant_model<span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>INT8_MODEL_PATH<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;Quantized model saved to: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>INT8_MODEL_PATH<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> quant_model<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">initialize_predictor<\/span><span class=\"token punctuation\">(<\/span>det_model<span class=\"token punctuation\">:<\/span> YOLO<span class=\"token punctuation\">,<\/span> compiled_model<span class=\"token punctuation\">:<\/span> ov<span class=\"token punctuation\">.<\/span>CompiledModel<span class=\"token punctuation\">,<\/span> conf<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0.25<\/span><span class=\"token punctuation\">,<\/span> batch<span class=\"token operator\">&#061;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span> save<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">,<\/span> mode<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;predict&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u521d\u59cb\u5316 det_model \u7684 predictor&#xff0c;\u5982\u679c\u5c1a\u672a\u521d\u59cb\u5316&#xff0c;\u5e76\u8bbe\u7f6e OpenVINO \u7f16\u8bd1\u597d\u7684\u6a21\u578b\u3002<\/p>\n<p>    \u53c2\u6570:<br \/>\n        det_model: \u6a21\u578b\u5bf9\u8c61&#xff0c;\u5305\u542b predictor, model, overrides \u7b49\u5c5e\u6027\u3002<br \/>\n        compiled_model: OpenVINO \u7f16\u8bd1\u597d\u7684\u6a21\u578b\u5bf9\u8c61\u3002<br \/>\n        conf: \u7f6e\u4fe1\u5ea6\u9608\u503c&#xff0c;\u9ed8\u8ba4 0.25\u3002<br \/>\n        batch: \u6279\u5904\u7406\u5927\u5c0f&#xff0c;\u9ed8\u8ba4 1\u3002<br \/>\n        save: \u662f\u5426\u4fdd\u5b58\u7ed3\u679c&#xff0c;\u9ed8\u8ba4 False\u3002<br \/>\n        mode: \u63a8\u7406\u6a21\u5f0f&#xff0c;\u9ed8\u8ba4 &#034;predict&#034;\u3002<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> det_model<span class=\"token punctuation\">.<\/span>predictor <span class=\"token keyword\">is<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        config <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token string\">&#034;conf&#034;<\/span><span class=\"token punctuation\">:<\/span> conf<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;batch&#034;<\/span><span class=\"token punctuation\">:<\/span> batch<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;save&#034;<\/span><span class=\"token punctuation\">:<\/span> save<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;mode&#034;<\/span><span class=\"token punctuation\">:<\/span> mode<span class=\"token punctuation\">}<\/span><br \/>\n        args <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">{<\/span><span class=\"token operator\">**<\/span>det_model<span class=\"token punctuation\">.<\/span>overrides<span class=\"token punctuation\">,<\/span> <span class=\"token operator\">**<\/span>config<span class=\"token punctuation\">}<\/span><br \/>\n        det_model<span class=\"token punctuation\">.<\/span>predictor <span class=\"token operator\">&#061;<\/span> det_model<span class=\"token punctuation\">.<\/span>_smart_load<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;predictor&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">(<\/span><br \/>\n            overrides<span class=\"token operator\">&#061;<\/span>args<span class=\"token punctuation\">,<\/span><br \/>\n            _callbacks<span class=\"token operator\">&#061;<\/span>det_model<span class=\"token punctuation\">.<\/span>callbacks<br \/>\n        <span class=\"token punctuation\">)<\/span><br \/>\n        det_model<span class=\"token punctuation\">.<\/span>predictor<span class=\"token punctuation\">.<\/span>setup_model<span class=\"token punctuation\">(<\/span>model<span class=\"token operator\">&#061;<\/span>det_model<span class=\"token punctuation\">.<\/span>model<span class=\"token punctuation\">)<\/span><\/p>\n<p>    det_model<span class=\"token punctuation\">.<\/span>predictor<span class=\"token punctuation\">.<\/span>model<span class=\"token punctuation\">.<\/span>ov_compiled_model <span class=\"token operator\">&#061;<\/span> compiled_model<\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">predict_and_show_image<\/span><span class=\"token punctuation\">(<\/span>det_model<span class=\"token punctuation\">:<\/span> YOLO<span class=\"token punctuation\">,<\/span> compiled_model<span class=\"token punctuation\">:<\/span> ov<span class=\"token punctuation\">.<\/span>CompiledModel<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u4f7f\u7528\u6a21\u578b\u5bf9\u56fe\u50cf\u8fdb\u884c\u76ee\u6807\u68c0\u6d4b&#xff0c;\u5e76\u901a\u8fc7 Tkinter GUI \u663e\u793a\u68c0\u6d4b\u7ed3\u679c<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    results <span class=\"token operator\">&#061;<\/span> det_model<span class=\"token punctuation\">(<\/span>IMAGE_PATH<span class=\"token punctuation\">)<\/span><br \/>\n    result_img <span class=\"token operator\">&#061;<\/span> Image<span class=\"token punctuation\">.<\/span>fromarray<span class=\"token punctuation\">(<\/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><span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">:<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">:<\/span><span class=\"token punctuation\">:<\/span><span class=\"token operator\">&#8211;<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    root <span class=\"token operator\">&#061;<\/span> tk<span class=\"token punctuation\">.<\/span>Tk<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    root<span class=\"token punctuation\">.<\/span>title<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLOv11 (OpenVINO INT8) Detection Result&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    tk_img <span class=\"token operator\">&#061;<\/span> ImageTk<span class=\"token punctuation\">.<\/span>PhotoImage<span class=\"token punctuation\">(<\/span>result_img<span class=\"token punctuation\">)<\/span><br \/>\n    label <span class=\"token operator\">&#061;<\/span> tk<span class=\"token punctuation\">.<\/span>Label<span class=\"token punctuation\">(<\/span>root<span class=\"token punctuation\">,<\/span> image<span class=\"token operator\">&#061;<\/span>tk_img<span class=\"token punctuation\">)<\/span><br \/>\n    label<span class=\"token punctuation\">.<\/span>pack<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    root<span class=\"token punctuation\">.<\/span>mainloop<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">def<\/span> <span class=\"token function\">run_video_inference<\/span><span class=\"token punctuation\">(<\/span>det_model<span class=\"token punctuation\">,<\/span> source<span class=\"token operator\">&#061;<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">,<\/span> flip<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> width<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">None<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                        save_video<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span> save_log<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                        output_dir<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;results&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    <span class=\"token triple-quoted-string string\">&#034;&#034;&#034;<br \/>\n    \u4f7f\u7528 OpenVINO \u548c YOLO \u6a21\u578b\u5bf9\u89c6\u9891\u8fdb\u884c\u76ee\u6807\u68c0\u6d4b\u63a8\u7406\u5e76\u53ef\u89c6\u5316\u3002<\/p>\n<p>    \u53c2\u6570&#xff1a;<br \/>\n        det_model&#xff1a;YOLO \u63a8\u7406\u6a21\u578b&#xff0c;\u652f\u6301 __call__(image) \u65b9\u5f0f\u8c03\u7528<br \/>\n        source&#xff1a;\u89c6\u9891\u6e90&#xff0c;\u53ef\u4ee5\u662f\u6587\u4ef6\u8def\u5f84\u6216\u6444\u50cf\u5934\u7d22\u5f15, 0 \u8868\u793a\u9ed8\u8ba4\u6444\u50cf\u5934<br \/>\n        flip&#xff1a;\u662f\u5426\u955c\u50cf\u7ffb\u8f6c\u89c6\u9891&#xff08;\u955c\u50cf&#xff09;<br \/>\n        width&#xff1a;\u8bbe\u7f6e\u753b\u9762\u5bbd\u5ea6&#xff08;\u81ea\u52a8\u7b49\u6bd4\u4f8b\u7f29\u653e&#xff09;, None \u8868\u793a\u4fdd\u6301\u539f\u5c3a\u5bf8<br \/>\n        save_video: \u662f\u5426\u4fdd\u5b58\u68c0\u6d4b\u540e\u7684\u89c6\u9891&#xff08;MP4&#xff09;<br \/>\n        save_log: \u662f\u5426\u8bb0\u5f55\u68c0\u6d4b\u65e5\u5fd7<br \/>\n        output_dir: \u8f93\u51fa\u6587\u4ef6\u76ee\u5f55<br \/>\n    &#034;&#034;&#034;<\/span><br \/>\n    cap <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>VideoCapture<span class=\"token punctuation\">(<\/span>source<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\">print<\/span><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>source<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">return<\/span><\/p>\n<p>    Path<span class=\"token punctuation\">(<\/span>output_dir<span class=\"token punctuation\">)<\/span><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><\/p>\n<p>    <span class=\"token comment\"># \u89c6\u9891\u4fdd\u5b58\u8bbe\u7f6e&#xff08;\u4fdd\u5b58\u4e3a MP4&#xff09;<\/span><br \/>\n    out_writer <span class=\"token operator\">&#061;<\/span> <span class=\"token boolean\">None<\/span><br \/>\n    output_path <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">str<\/span><span class=\"token punctuation\">(<\/span>Path<span class=\"token punctuation\">(<\/span>output_dir<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;output_yolo.mp4&#034;<\/span><span class=\"token punctuation\">)<\/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><\/p>\n<p>    <span class=\"token comment\"># \u65e5\u5fd7\u6587\u4ef6\u51c6\u5907<\/span><br \/>\n    log_file <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">open<\/span><span class=\"token punctuation\">(<\/span>Path<span class=\"token punctuation\">(<\/span>output_dir<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#034;detection_log.txt&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;w&#034;<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">if<\/span> save_log <span class=\"token keyword\">else<\/span> <span class=\"token boolean\">None<\/span><\/p>\n<p>    cv2<span class=\"token punctuation\">.<\/span>namedWindow<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLO OpenVINO Detection&#034;<\/span><span class=\"token punctuation\">,<\/span> cv2<span class=\"token punctuation\">.<\/span>WINDOW_GUI_NORMAL <span class=\"token operator\">|<\/span> cv2<span class=\"token punctuation\">.<\/span>WINDOW_AUTOSIZE<span class=\"token punctuation\">)<\/span><br \/>\n    processing_times <span class=\"token operator\">&#061;<\/span> collections<span class=\"token punctuation\">.<\/span>deque<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token keyword\">try<\/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\u8bfb\u53d6\u5931\u8d25\u6216\u7ed3\u675f\u3002&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token keyword\">break<\/span><\/p>\n<p>            <span class=\"token comment\"># \u68c0\u6d4b\u7a97\u53e3\u662f\u5426\u5173\u95ed<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> cv2<span class=\"token punctuation\">.<\/span>getWindowProperty<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLO OpenVINO Detection&#034;<\/span><span class=\"token punctuation\">,<\/span> cv2<span class=\"token punctuation\">.<\/span>WND_PROP_VISIBLE<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&lt;<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u7a97\u53e3\u5df2\u5173\u95ed&#xff0c;\u9000\u51fa\u63a8\u7406\u3002&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token keyword\">break<\/span><\/p>\n<p>            <span class=\"token comment\"># \u955c\u50cf\u7ffb\u8f6c&#xff08;\u5e38\u7528\u4e8e\u6444\u50cf\u5934&#xff09;<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> flip<span class=\"token punctuation\">:<\/span><br \/>\n                frame <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>flip<span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">,<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token comment\"># \u7b49\u6bd4\u4f8b\u7f29\u653e\u753b\u9762\u5230\u6307\u5b9a\u5bbd\u5ea6<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> width<span class=\"token punctuation\">:<\/span><br \/>\n                scale <span class=\"token operator\">&#061;<\/span> width <span class=\"token operator\">\/<\/span> <span class=\"token builtin\">max<\/span><span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">)<\/span><br \/>\n                frame <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>resize<span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">,<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">,<\/span> fx<span class=\"token operator\">&#061;<\/span>scale<span class=\"token punctuation\">,<\/span> fy<span class=\"token operator\">&#061;<\/span>scale<span class=\"token punctuation\">,<\/span> interpolation<span class=\"token operator\">&#061;<\/span>cv2<span class=\"token punctuation\">.<\/span>INTER_AREA<span class=\"token punctuation\">)<\/span><\/p>\n<p>            input_image <span class=\"token operator\">&#061;<\/span> np<span class=\"token punctuation\">.<\/span>array<span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token comment\"># \u8ba1\u65f6\u63a8\u7406\u5f00\u59cb<\/span><br \/>\n            start_time <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            results <span class=\"token operator\">&#061;<\/span> det_model<span class=\"token punctuation\">(<\/span>input_image<span class=\"token punctuation\">,<\/span> verbose<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">)<\/span><br \/>\n            stop_time <span class=\"token operator\">&#061;<\/span> time<span class=\"token punctuation\">.<\/span>time<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token comment\"># \u4fdd\u5b58\u65e5\u5fd7<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> log_file<span class=\"token punctuation\">:<\/span><br \/>\n                <span class=\"token keyword\">for<\/span> result <span class=\"token keyword\">in<\/span> results<span class=\"token punctuation\">:<\/span><br \/>\n                    <span class=\"token keyword\">for<\/span> box <span class=\"token keyword\">in<\/span> result<span class=\"token punctuation\">.<\/span>boxes<span class=\"token punctuation\">:<\/span><br \/>\n                        cls_id <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">int<\/span><span class=\"token punctuation\">(<\/span>box<span class=\"token punctuation\">.<\/span>cls<span class=\"token punctuation\">)<\/span><br \/>\n                        conf <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">(<\/span>box<span class=\"token punctuation\">.<\/span>conf<span class=\"token punctuation\">)<\/span><br \/>\n                        log_file<span class=\"token punctuation\">.<\/span>write<span class=\"token punctuation\">(<\/span><span class=\"token string-interpolation\"><span class=\"token string\">f&#034;time: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>stop_time<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.3f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">, class_id: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>cls_id<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">, confidence: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>conf<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.2f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">\\\\n&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token comment\"># \u7ed8\u5236\u68c0\u6d4b\u7ed3\u679c<\/span><br \/>\n            frame <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\"># \u63a8\u7406\u65f6\u95f4\u7edf\u8ba1&#xff0c;\u7528\u4e8e\u8ba1\u7b97\u5e73\u5747\u63a8\u7406\u65f6\u95f4\u548c FPS<\/span><br \/>\n            processing_times<span class=\"token punctuation\">.<\/span>append<span class=\"token punctuation\">(<\/span>stop_time <span class=\"token operator\">&#8211;<\/span> start_time<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> <span class=\"token builtin\">len<\/span><span class=\"token punctuation\">(<\/span>processing_times<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">&gt;<\/span> <span class=\"token number\">200<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                processing_times<span class=\"token punctuation\">.<\/span>popleft<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            avg_time <span class=\"token operator\">&#061;<\/span> np<span class=\"token punctuation\">.<\/span>mean<span class=\"token punctuation\">(<\/span>processing_times<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">*<\/span> <span class=\"token number\">1000<\/span><br \/>\n            fps <span class=\"token operator\">&#061;<\/span> <span class=\"token number\">1000<\/span> <span class=\"token operator\">\/<\/span> avg_time<\/p>\n<p>            <span class=\"token comment\"># \u663e\u793a\u63a8\u7406\u65f6\u95f4\u548c FPS<\/span><br \/>\n            _<span class=\"token punctuation\">,<\/span> f_width <span class=\"token operator\">&#061;<\/span> frame<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span><br \/>\n            cv2<span class=\"token punctuation\">.<\/span>putText<span class=\"token punctuation\">(<\/span><br \/>\n                frame<span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token string-interpolation\"><span class=\"token string\">f&#034;Inference: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>avg_time<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.1f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">ms (<\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>fps<span class=\"token punctuation\">:<\/span><span class=\"token format-spec\">.1f<\/span><span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\"> FPS)&#034;<\/span><\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token punctuation\">(<\/span><span class=\"token number\">20<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">40<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                cv2<span class=\"token punctuation\">.<\/span>FONT_HERSHEY_COMPLEX<span class=\"token punctuation\">,<\/span><br \/>\n                f_width <span class=\"token operator\">\/<\/span> <span class=\"token number\">1000<\/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\">0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token number\">255<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                <span class=\"token number\">1<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                cv2<span class=\"token punctuation\">.<\/span>LINE_AA<br \/>\n            <span class=\"token punctuation\">)<\/span><\/p>\n<p>          <span class=\"token comment\"># \u521d\u59cb\u5316 MP4 \u5199\u5165\u5668<\/span><br \/>\n            <span class=\"token keyword\">if<\/span> save_video <span class=\"token keyword\">and<\/span> out_writer <span class=\"token keyword\">is<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                height<span class=\"token punctuation\">,<\/span> width_out <span class=\"token operator\">&#061;<\/span> frame<span class=\"token punctuation\">.<\/span>shape<span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">:<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">]<\/span><br \/>\n                out_writer <span class=\"token operator\">&#061;<\/span> cv2<span class=\"token punctuation\">.<\/span>VideoWriter<span class=\"token punctuation\">(<\/span>output_path<span class=\"token punctuation\">,<\/span> fourcc<span class=\"token punctuation\">,<\/span> <span class=\"token number\">25.0<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span>width_out<span class=\"token punctuation\">,<\/span> height<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>            <span class=\"token keyword\">if<\/span> save_video <span class=\"token keyword\">and<\/span> out_writer<span class=\"token punctuation\">:<\/span><br \/>\n                out_writer<span class=\"token punctuation\">.<\/span>write<span class=\"token punctuation\">(<\/span>frame<span class=\"token punctuation\">)<\/span><\/p>\n<p>            cv2<span class=\"token punctuation\">.<\/span>imshow<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;YOLO OpenVINO Detection&#034;<\/span><span class=\"token punctuation\">,<\/span> frame<span class=\"token punctuation\">)<\/span><br \/>\n            <span class=\"token comment\"># ESC \u952e\u9000\u51fa<\/span><br \/>\n            <span class=\"token keyword\">if<\/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\">&#061;&#061;<\/span> <span class=\"token number\">27<\/span><span class=\"token punctuation\">:<\/span><br \/>\n                <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u6309\u4e0b ESC \u952e&#xff0c;\u9000\u51fa\u3002&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n                <span class=\"token keyword\">break<\/span><\/p>\n<p>    <span class=\"token keyword\">except<\/span> KeyboardInterrupt<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\u4e2d\u65ad\u3002&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">except<\/span> RuntimeError <span class=\"token keyword\">as<\/span> e<span class=\"token punctuation\">:<\/span><br \/>\n        <span class=\"token keyword\">print<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;\u8fd0\u884c\u9519\u8bef&#xff1a;&#034;<\/span><span class=\"token punctuation\">,<\/span> e<span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">finally<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        cap<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\">if<\/span> out_writer<span class=\"token punctuation\">:<\/span><br \/>\n            out_writer<span class=\"token punctuation\">.<\/span>release<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> log_file<span class=\"token punctuation\">:<\/span><br \/>\n            log_file<span class=\"token punctuation\">.<\/span>close<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;\u68c0\u6d4b\u89c6\u9891\u4fdd\u5b58\u81f3: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>output_path<span class=\"token punctuation\">}<\/span><\/span><span class=\"token string\">&#034;<\/span><\/span><span class=\"token punctuation\">)<\/span><br \/>\n        <span class=\"token keyword\">if<\/span> save_log<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;\u68c0\u6d4b\u65e5\u5fd7\u4fdd\u5b58\u81f3: <\/span><span class=\"token interpolation\"><span class=\"token punctuation\">{<\/span>Path<span class=\"token punctuation\">(<\/span>output_dir<span class=\"token punctuation\">)<\/span> <span class=\"token operator\">\/<\/span> <span class=\"token string\">&#039;detection_log.txt&#039;<\/span><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\"># &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; #<\/span><br \/>\n<span class=\"token comment\"># \u4e3b\u6267\u884c\u6d41\u7a0b<\/span><br \/>\n<span class=\"token comment\"># &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211; #<\/span><br \/>\n<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    <span class=\"token comment\"># 1. \u51c6\u5907\u6d4b\u8bd5\u56fe\u50cf&#xff08;\u5982\u65e0\u5219\u4e0b\u8f7d&#xff09;<\/span><br \/>\n    prepare_test_image<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># 2. \u52a0\u8f7d\u6216\u5bfc\u51fa OpenVINO IR \u6a21\u578b&#xff0c;\u5e76\u7f16\u8bd1\u8fd0\u884c&#xff08;\u7528\u4e8e\u91cf\u5316\u6216\u9884\u6d4b&#xff09;<\/span><br \/>\n    compiled_fp_model <span class=\"token operator\">&#061;<\/span> load_or_export_openvino_model<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># 3. \u6784\u9020 Ultralytics YOLO \u63a5\u53e3&#xff0c;\u7528\u4e8e\u63a8\u7406\/\u9a8c\u8bc1<\/span><br \/>\n    det_model <span class=\"token operator\">&#061;<\/span> build_ultralytics_model<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># 4. \u82e5 INT8 \u6a21\u578b\u5df2\u5b58\u5728&#xff0c;\u5219\u76f4\u63a5\u52a0\u8f7d&#xff1b;\u5426\u5219\u8fdb\u884c\u91cf\u5316\u751f\u6210<\/span><br \/>\n    core <span class=\"token operator\">&#061;<\/span> ov<span class=\"token punctuation\">.<\/span>Core<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">if<\/span> INT8_MODEL_PATH<span class=\"token punctuation\">.<\/span>exists<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        quantized_model <span class=\"token operator\">&#061;<\/span> core<span class=\"token punctuation\">.<\/span>read_model<span class=\"token punctuation\">(<\/span>INT8_MODEL_PATH<span class=\"token punctuation\">)<\/span><br \/>\n        compiled_int8_model <span class=\"token operator\">&#061;<\/span> core<span class=\"token punctuation\">.<\/span>compile_model<span class=\"token punctuation\">(<\/span>quantized_model<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;CPU&#034;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">else<\/span><span class=\"token punctuation\">:<\/span><br \/>\n        quant_dataset<span class=\"token punctuation\">,<\/span> _ <span class=\"token operator\">&#061;<\/span> prepare_dataset<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\n        quantized_model <span class=\"token operator\">&#061;<\/span> quantize_model<span class=\"token punctuation\">(<\/span>core<span class=\"token punctuation\">.<\/span>read_model<span class=\"token punctuation\">(<\/span>IR_MODEL_PATH<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span> quant_dataset<span class=\"token punctuation\">)<\/span><br \/>\n        compiled_int8_model <span class=\"token operator\">&#061;<\/span> core<span class=\"token punctuation\">.<\/span>compile_model<span class=\"token punctuation\">(<\/span>quantized_model<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;CPU&#034;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># 5. \u521d\u59cb\u5316 predictor<\/span><br \/>\n    initialize_predictor<span class=\"token punctuation\">(<\/span>det_model<span class=\"token punctuation\">,<\/span> compiled_int8_model<span class=\"token punctuation\">)<\/span><\/p>\n<p>    <span class=\"token comment\"># 6. \u6267\u884c\u89c6\u9891\u63a8\u7406<\/span><br \/>\n    run_video_inference<span class=\"token punctuation\">(<\/span><br \/>\n    det_model<span class=\"token operator\">&#061;<\/span>det_model<span class=\"token punctuation\">,<\/span>          <span class=\"token comment\"># \u6a21\u578b\u5bf9\u8c61<\/span><br \/>\n    source<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;.\/1.mp4&#034;<\/span><span class=\"token punctuation\">,<\/span>             <span class=\"token comment\"># \u89c6\u9891\u8def\u5f84\u6216\u6444\u50cf\u5934\u7f16\u53f7<\/span><br \/>\n    flip<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">False<\/span><span class=\"token punctuation\">,<\/span>                    <span class=\"token comment\"># \u662f\u5426\u955c\u50cf<\/span><br \/>\n    width<span class=\"token operator\">&#061;<\/span><span class=\"token number\">1280<\/span><span class=\"token punctuation\">,<\/span>                   <span class=\"token comment\"># \u753b\u9762\u5bbd\u5ea6<\/span><br \/>\n    save_video<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span>              <span class=\"token comment\"># \u662f\u5426\u4fdd\u5b58 MP4 \u89c6\u9891<\/span><br \/>\n    save_log<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">,<\/span>                <span class=\"token comment\"># \u662f\u5426\u4fdd\u5b58\u68c0\u6d4b\u65e5\u5fd7<\/span><br \/>\n    output_dir<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#034;.\/results&#034;<\/span>        <span class=\"token comment\"># \u8f93\u51fa\u76ee\u5f55<\/span><br \/>\n    <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 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