{"id":14,"date":"2020-07-08T14:22:51","date_gmt":"2020-07-08T06:22:51","guid":{"rendered":"http:\/\/122.152.205.50\/wordpress\/?p=14"},"modified":"2024-01-11T17:58:59","modified_gmt":"2024-01-11T09:58:59","slug":"windows%e5%b9%b3%e5%8f%b0ffmpeg-exe%e7%9a%84%e5%b8%b8%e8%a7%81%e5%91%bd%e4%bb%a4%e4%bd%bf%e7%94%a8","status":"publish","type":"post","link":"http:\/\/xinyiworld.top\/wordpress_it\/?p=14","title":{"rendered":"ffmpeg\u5e38\u89c1\u547d\u4ee4\u4f7f\u7528"},"content":{"rendered":"<p><a href=\"https:\/\/ffmpeg.xianwaizhiyin.net\/base-ffmpeg\/ffmpeg-cmd-type.html\">https:\/\/ffmpeg.xianwaizhiyin.net\/base-ffmpeg\/ffmpeg-cmd-type.html<\/a><\/p>\n<p><a href=\"https:\/\/www.bilibili.com\/read\/cv22938836\/\">https:\/\/www.bilibili.com\/read\/cv22938836\/<\/a><\/p>\n<p><a href=\"https:\/\/mp.weixin.qq.com\/s\/jHPx7iCZt6kc_0vlPWXUeQ\">https:\/\/mp.weixin.qq.com\/s\/jHPx7iCZt6kc_0vlPWXUeQ<\/a><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_16 counter-hierarchy counter-decimal ez-toc-grey\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E4%B8%80%E3%80%81%E6%A6%82%E8%BF%B0\" title=\"\u4e00\u3001\u6982\u8ff0\">\u4e00\u3001\u6982\u8ff0<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%B8%B8%E7%94%A8%E8%BD%AC%E7%A0%81%E5%8F%82%E6%95%B0\" title=\"\u5e38\u7528\u8f6c\u7801\u53c2\u6570\">\u5e38\u7528\u8f6c\u7801\u53c2\u6570<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%8F%82%E6%95%B0%E6%A8%A1%E5%9D%971\" title=\"\u53c2\u6570\u6a21\u57571\">\u53c2\u6570\u6a21\u57571<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%8F%82%E6%95%B0%E6%A8%A1%E5%9D%972-_AVFormatContext_AVOptions\" title=\"\u53c2\u6570\u6a21\u57572- AVFormatContext AVOptions\">\u53c2\u6570\u6a21\u57572- AVFormatContext AVOptions<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%8F%82%E6%95%B0%E6%A8%A1%E5%9D%973-_AVCodecContext_AVOptions\" title=\"\u53c2\u6570\u6a21\u57573- AVCodecContext AVOptions\">\u53c2\u6570\u6a21\u57573- AVCodecContext AVOptions<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E4%BA%8C%E3%80%81ffmpeg_%E7%9A%84%E5%9F%BA%E6%9C%AC%E7%BC%96%E8%BD%AC%E7%A0%81%E5%8E%9F%E7%90%86\" title=\"\u4e8c\u3001ffmpeg \u7684\u57fa\u672c\u7f16\u8f6c\u7801\u539f\u7406\">\u4e8c\u3001ffmpeg \u7684\u57fa\u672c\u7f16\u8f6c\u7801\u539f\u7406<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E4%B8%89%E3%80%81%E9%80%9A%E7%94%A8%E6%8C%87%E4%BB%A4\" title=\"\u4e09\u3001\u901a\u7528\u6307\u4ee4\">\u4e09\u3001\u901a\u7528\u6307\u4ee4<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-8\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%BC%80%E5%90%AF%E6%97%A5%E5%BF%97\" title=\"\u5f00\u542f\u65e5\u5fd7\">\u5f00\u542f\u65e5\u5fd7<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#ffmpeg%E8%BF%90%E8%A1%8C%E6%97%B6%E6%89%93%E5%8D%B0%E7%9A%84%E4%BF%A1%E6%81%AF\" title=\"ffmpeg\u8fd0\u884c\u65f6\u6253\u5370\u7684\u4fe1\u606f\">ffmpeg\u8fd0\u884c\u65f6\u6253\u5370\u7684\u4fe1\u606f<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-10\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#SARDAR%E8%AF%B4%E6%98%8E\" title=\"SAR\/DAR\u8bf4\u660e\">SAR\/DAR\u8bf4\u660e<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-11\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%9B%9B%E3%80%81%E6%9F%A5%E8%AF%A2%E6%8C%87%E4%BB%A4\" title=\"\u56db\u3001\u67e5\u8be2\u6307\u4ee4\">\u56db\u3001\u67e5\u8be2\u6307\u4ee4<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-12\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#1%E6%9F%A5%E7%9C%8Bffmpeg%E6%94%AF%E6%8C%81%E7%9A%84%E5%B0%81%E8%A3%85%E5%8F%8A%E8%A7%A3%E5%B0%81%E8%A3%85%E6%A0%BC%E5%BC%8F\" title=\"1.\u67e5\u770bffmpeg\u652f\u6301\u7684\u5c01\u88c5\u53ca\u89e3\u5c01\u88c5\u683c\u5f0f\">1.\u67e5\u770bffmpeg\u652f\u6301\u7684\u5c01\u88c5\u53ca\u89e3\u5c01\u88c5\u683c\u5f0f<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-13\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#1%EF%BC%89%E6%98%BE%E7%A4%BA%E5%8F%AF%E7%94%A8%E7%9A%84%E5%A4%8D%E7%94%A8%E5%99%A8\" title=\"1\uff09\u663e\u793a\u53ef\u7528\u7684\u590d\u7528\u5668\">1\uff09\u663e\u793a\u53ef\u7528\u7684\u590d\u7528\u5668<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-14\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#2%EF%BC%89%E6%98%BE%E7%A4%BA%E5%8F%AF%E7%94%A8%E7%9A%84%E8%A7%A3%E5%A4%8D%E7%94%A8%E5%99%A8\" title=\"2\uff09\u663e\u793a\u53ef\u7528\u7684\u89e3\u590d\u7528\u5668\">2\uff09\u663e\u793a\u53ef\u7528\u7684\u89e3\u590d\u7528\u5668<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-15\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#2%E6%9F%A5%E7%9C%8Bffmpeg%E6%94%AF%E6%8C%81%E7%9A%84%E7%BC%96%E8%A7%A3%E7%A0%81%E5%99%A8\" title=\"2.\u67e5\u770bffmpeg\u652f\u6301\u7684\u7f16\u89e3\u7801\u5668\">2.\u67e5\u770bffmpeg\u652f\u6301\u7684\u7f16\u89e3\u7801\u5668<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-16\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#1%EF%BC%89%E6%98%BE%E7%A4%BA%E5%8F%AF%E7%94%A8%E7%9A%84%E7%BC%96%E7%A0%81%E5%99%A8\" title=\"1\uff09\u663e\u793a\u53ef\u7528\u7684\u7f16\u7801\u5668\">1\uff09\u663e\u793a\u53ef\u7528\u7684\u7f16\u7801\u5668<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-17\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#2%EF%BC%89%E6%98%BE%E7%A4%BA%E5%8F%AF%E7%94%A8%E7%9A%84%E8%A7%A3%E7%A0%81%E5%99%A8\" title=\"2\uff09\u663e\u793a\u53ef\u7528\u7684\u89e3\u7801\u5668\">2\uff09\u663e\u793a\u53ef\u7528\u7684\u89e3\u7801\u5668<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-18\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#3%E6%9F%A5%E7%9C%8Bffmpeg%E6%94%AF%E6%8C%81%E7%9A%84%E5%8D%8F%E8%AE%AE\" title=\"3.\u67e5\u770bffmpeg\u652f\u6301\u7684\u534f\u8bae\">3.\u67e5\u770bffmpeg\u652f\u6301\u7684\u534f\u8bae<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-19\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#4%E6%9F%A5%E7%9C%8Bffmpeg%E6%94%AF%E6%8C%81%E7%9A%84%E5%83%8F%E7%B4%A0%E6%A0%BC%E5%BC%8F\" title=\"4.\u67e5\u770bffmpeg\u652f\u6301\u7684\u50cf\u7d20\u683c\u5f0f\">4.\u67e5\u770bffmpeg\u652f\u6301\u7684\u50cf\u7d20\u683c\u5f0f<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-20\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E4%BA%94%E3%80%81%E6%93%8D%E4%BD%9C%E6%8C%87%E4%BB%A4\" title=\"\u4e94\u3001\u64cd\u4f5c\u6307\u4ee4\">\u4e94\u3001\u64cd\u4f5c\u6307\u4ee4<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-21\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E7%A0%81%E7%8E%87%E6%8E%A7%E5%88%B6\" title=\"\u7801\u7387\u63a7\u5236\">\u7801\u7387\u63a7\u5236<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-22\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#map%E5%8F%82%E6%95%B0\" title=\"map\u53c2\u6570\">map\u53c2\u6570<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-23\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E8%B4%A8%E9%87%8F%E8%BD%AC%E6%8D%A2%E9%80%89%E9%A1%B9\" title=\"\u8d28\u91cf\u8f6c\u6362\u9009\u9879\">\u8d28\u91cf\u8f6c\u6362\u9009\u9879<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-24\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E4%BF%AE%E6%94%B9%E5%88%86%E8%BE%A8%E7%8E%87\" title=\"\u4fee\u6539\u5206\u8fa8\u7387\">\u4fee\u6539\u5206\u8fa8\u7387<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-25\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E4%BF%AE%E6%94%B9%E5%B8%A7%E7%8E%87-r\" title=\"\u4fee\u6539\u5e27\u7387(-r)\">\u4fee\u6539\u5e27\u7387(-r)<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-26\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E8%A7%86%E9%A2%91%E5%89%AA%E8%BE%91\" title=\"\u89c6\u9891\u526a\u8f91\">\u89c6\u9891\u526a\u8f91<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-27\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%B0%81%E8%A3%85%E5%91%BD%E4%BB%A4\" title=\"\u5c01\u88c5\u547d\u4ee4\">\u5c01\u88c5\u547d\u4ee4<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-28\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E6%96%87%E4%BB%B6%E6%8F%90%E5%8F%96\" title=\"\u6587\u4ef6\u63d0\u53d6\">\u6587\u4ef6\u63d0\u53d6<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-29\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%85%AD%E3%80%81ffmpeg%E5%AE%9E%E6%88%98\" title=\"\u516d\u3001ffmpeg\u5b9e\u6218\">\u516d\u3001ffmpeg\u5b9e\u6218<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-30\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#1%E5%A4%9A%E4%B8%AA%E8%A7%86%E9%A2%91%E5%90%88%E5%B9%B6\" title=\"1.\u591a\u4e2a\u89c6\u9891\u5408\u5e76\">1.\u591a\u4e2a\u89c6\u9891\u5408\u5e76<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-31\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#2%E7%AB%8B%E4%BD%93%E5%A3%B0%E8%BD%AC%E5%8C%96%E4%B8%BA%E5%8D%95%E5%A3%B0%E9%81%93\" title=\"2.\u7acb\u4f53\u58f0\u8f6c\u5316\u4e3a\u5355\u58f0\u9053\">2.\u7acb\u4f53\u58f0\u8f6c\u5316\u4e3a\u5355\u58f0\u9053<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-32\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E4%B8%83%E3%80%81%E6%BB%A4%E9%95%9C\" title=\"\u4e03\u3001\u6ee4\u955c\">\u4e03\u3001\u6ee4\u955c<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-33\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#1%E7%AE%80%E5%8D%95%E6%BB%A4%E9%95%9C-vf\" title=\"1.\u7b80\u5355\u6ee4\u955c(-vf)\">1.\u7b80\u5355\u6ee4\u955c(-vf)<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-34\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#1%E9%AB%98%E7%BA%A7%E6%BB%A4%E9%95%9C-filter_complex\" title=\"1.\u9ad8\u7ea7\u6ee4\u955c(-filter_complex)\">1.\u9ad8\u7ea7\u6ee4\u955c(-filter_complex)<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-35\" href=\"http:\/\/xinyiworld.top\/wordpress_it\/?p=14\/#%E5%B8%B8%E8%A7%81bug%E6%80%BB%E7%BB%93\" title=\"\u5e38\u89c1bug\u603b\u7ed3\">\u5e38\u89c1bug\u603b\u7ed3<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%80%E3%80%81%E6%A6%82%E8%BF%B0\"><\/span>\u4e00\u3001\u6982\u8ff0<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>ffmpeg -help\u5373\u53ef\u67e5\u770bffmpeg\u76f8\u5173\u7684\u547d\u4ee4http:\/\/m.blog.chinaunix.net\/uid-11344913-id-5750173.html<br \/>\n<a href=\"https:\/\/blog.51cto.com\/u_15639793\/5297428\">https:\/\/blog.51cto.com\/u_15639793\/5297428<\/a><\/p>\n<p>\u901a\u8fc7ffmpeg -help full &gt; D:\\1.txt \u53ef\u4ee5\u5c06\u53c2\u6570\u4fe1\u606f\u5168\u90e8\u8f93\u51fa\u4fdd\u5b58\u5230\u6587\u4ef6\u3002<\/p>\n<p>\u901a\u8fc7ffmpeg -help \u53ef\u4ee5\u770b\u5230ffmpeg\u547d\u4ee4\u53c2\u6570\u5927\u6982\u5206\u4e3a\u516d\u90e8\u5206\uff1a<\/p>\n<ol>\n<li>Print help \/ information \/ capabilities \uff08\u6253\u5370\u5e2e\u52a9\u3001\u4fe1\u606f\u3001\u80fd\u529b\uff0c\u5c31\u662f\u544a\u8bc9\u4f60ffmpeg\u80fd\u5e72\u4e9b\u5565\u3002\uff09<\/li>\n<li>Global options (affect whole program instead of just one file \uff08\u5168\u5c40\u53c2\u6570\uff0c\u5f71\u54cd\u7684\u662f\u6574\u4e2a\u7a0b\u5e8f\u800c\u4e0d\u53ea\u4e00\u4e2a\u6587\u4ef6\uff09<\/li>\n<li>Per-file main options\uff08\u6bcf\u4e2a\u6587\u4ef6\u7684\u4e3b\u8981\u53c2\u6570\uff09<\/li>\n<li>Video options\uff08\u89c6\u9891\u53c2\u6570\uff09<\/li>\n<li>Audio options\uff08\u97f3\u9891\u53c2\u6570\uff09<\/li>\n<li>Subtitle options\uff08\u5b57\u5e55\uff09<\/li>\n<li>\n<\/li>\n<\/ol>\n<p>\u5982\u679c\u60f3\u83b7\u5f97\u9ad8\u7ea7\u53c2\u6570\u90e8\u5206\uff0c\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528ffmpeg \u2013help long\u53c2\u6570\u6765\u67e5\u770b\uff0c\u5982\u679c\u5e0c\u671b\u83b7\u5f97\u5168\u90e8\u7684\u5e2e\u52a9\u4fe1\u606f\uff0c\u53ef\u4ee5\u540c\u8fc7\u4f7f\u7528ffmpeg \u2013help full\u53c2\u6570\u6765\u83b7\u5f97\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%B8%B8%E7%94%A8%E8%BD%AC%E7%A0%81%E5%8F%82%E6%95%B0\"><\/span>\u5e38\u7528\u8f6c\u7801\u53c2\u6570<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/www.5axxw.com\/questions\/simple\/34cj6h\">https:\/\/www.5axxw.com\/questions\/simple\/34cj6h<\/a><br \/>\n<a href=\"https:\/\/www.daimadog.com\/9157.html\">https:\/\/www.daimadog.com\/9157.html<\/a><br \/>\n<a href=\"https:\/\/www.rstk.cn\/news\/351707.html?action=onClick\">https:\/\/www.rstk.cn\/news\/351707.html?action=onClick<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8F%82%E6%95%B0%E6%A8%A1%E5%9D%971\"><\/span>\u53c2\u6570\u6a21\u57571<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>-version\uff1a\u67e5\u770b libavformat\u3001libavcodec\u3001libavutil\u3001libavfilter\u3001libswscale\u3001libswresample\u7684\u7248\u672c<\/p>\n<p>-formats\uff1a\u67e5\u770b\u652f\u6301\u7684\u7f16\u89e3\u7801\u97f3\u89c6\u9891\u6587\u4ef6\u683c\u5f0f\u3002<br \/>\nD. = Demuxing supported \uff08\u652f\u6301\u5c01\u88c5\uff09<br \/>\n.E = Muxing supported \uff08\u652f\u6301\u89e3\u5c01\u88c5\uff09<br \/>\nDE (\u5c01\u88c5\u4e0e\u89e3\u5c01\u88c5\u90fd\u652f\u6301)<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8F%82%E6%95%B0%E6%A8%A1%E5%9D%972-_AVFormatContext_AVOptions\"><\/span>\u53c2\u6570\u6a21\u57572- AVFormatContext AVOptions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>FFmpeg\u7684\u5c01\u88c5\u8f6c\u6362\u90e8\u5206\uff0c\u4e3b\u8981\u662f\u901a\u8fc7libavformat\u8fd9\u90e8\u5206\u6765\u5b8c\u6210\u7684\u529f\u80fd\uff0c\u901a\u8fc7libavformat\u5e93\u8fdb\u884cmux\u548cdemux\u64cd\u4f5c\uff0c\u591a\u5a92\u4f53\u6587\u4ef6\u7684\u683c\u5f0f\u6709\u5f88\u591a\u79cd\uff0c\u4f46\u662f\u8fd8\u662f\u6709\u597d\u591ademux\u4e0emux\u7684\u64cd\u4f5c\u53c2\u6570\u662f\u516c\u7528\u7684<\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E5%8F%82%E6%95%B0%E6%A8%A1%E5%9D%973-_AVCodecContext_AVOptions\"><\/span>\u53c2\u6570\u6a21\u57573- AVCodecContext AVOptions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>FFmpeg\u7684\u7f16\u89e3\u7801\u90e8\u5206\u4e3b\u8981\u662f\u901a\u8fc7libavcodec\u8fd9\u4e2a\u5e93\u6765\u5b8c\u6210\u7684\u529f\u80fd\uff0c\u901a\u8fc7libavcodec\u5e93\u8fdb\u884cencode\u4e0edecode\u64cd\u4f5c\uff0c\u591a\u5a92\u4f53\u7684\u7f16\u7801\u683c\u5f0f\u79cd\u7c7b\u5f88\u591a\uff0c\u4f46\u662f\u8fd8\u662f\u6709\u597d\u591a\u57fa\u672c\u7684\u64cd\u4f5c\u53c2\u6570\u662f\u5171\u540c\u53ef\u4ee5\u8bbe\u7f6e\u7684<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BA%8C%E3%80%81ffmpeg_%E7%9A%84%E5%9F%BA%E6%9C%AC%E7%BC%96%E8%BD%AC%E7%A0%81%E5%8E%9F%E7%90%86\"><\/span>\u4e8c\u3001ffmpeg \u7684\u57fa\u672c\u7f16\u8f6c\u7801\u539f\u7406<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><img src=\"http:\/\/blog.chinaunix.net\/attachment\/201608\/20\/11344913_1471703243iqB2.png\" alt=\"\" \/><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%89%E3%80%81%E9%80%9A%E7%94%A8%E6%8C%87%E4%BB%A4\"><\/span>\u4e09\u3001\u901a\u7528\u6307\u4ee4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E5%BC%80%E5%90%AF%E6%97%A5%E5%BF%97\"><\/span>\u5f00\u542f\u65e5\u5fd7<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><code>-loglevel trace<\/code>\uff0c\u52a0\u5728\u547d\u4ee4\u7684\u6700\u540e\u3002<\/p>\n<h3><span class=\"ez-toc-section\" id=\"ffmpeg%E8%BF%90%E8%A1%8C%E6%97%B6%E6%89%93%E5%8D%B0%E7%9A%84%E4%BF%A1%E6%81%AF\"><\/span>ffmpeg\u8fd0\u884c\u65f6\u6253\u5370\u7684\u4fe1\u606f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/blog.csdn.net\/n66040927\/article\/details\/80810369\">https:\/\/blog.csdn.net\/n66040927\/article\/details\/80810369<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"SARDAR%E8%AF%B4%E6%98%8E\"><\/span>SAR\/DAR\u8bf4\u660e<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/blog.csdn.net\/qq1036548849\/article\/details\/119180762\">https:\/\/blog.csdn.net\/qq1036548849\/article\/details\/119180762<\/a><br \/>\n<a href=\"https:\/\/blog.csdn.net\/ternence_hsu\/article\/details\/108810527\">https:\/\/blog.csdn.net\/ternence_hsu\/article\/details\/108810527<\/a><br \/>\nPAR x SAR = DAR<\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E5%9B%9B%E3%80%81%E6%9F%A5%E8%AF%A2%E6%8C%87%E4%BB%A4\"><\/span>\u56db\u3001\u67e5\u8be2\u6307\u4ee4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1%E6%9F%A5%E7%9C%8Bffmpeg%E6%94%AF%E6%8C%81%E7%9A%84%E5%B0%81%E8%A3%85%E5%8F%8A%E8%A7%A3%E5%B0%81%E8%A3%85%E6%A0%BC%E5%BC%8F\"><\/span>1.\u67e5\u770bffmpeg\u652f\u6301\u7684\u5c01\u88c5\u53ca\u89e3\u5c01\u88c5\u683c\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><code>-formats<\/code><\/p>\n<h4><span class=\"ez-toc-section\" id=\"1%EF%BC%89%E6%98%BE%E7%A4%BA%E5%8F%AF%E7%94%A8%E7%9A%84%E5%A4%8D%E7%94%A8%E5%99%A8\"><\/span>1\uff09\u663e\u793a\u53ef\u7528\u7684\u590d\u7528\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><code>-muxers<\/code><\/p>\n<h4><span class=\"ez-toc-section\" id=\"2%EF%BC%89%E6%98%BE%E7%A4%BA%E5%8F%AF%E7%94%A8%E7%9A%84%E8%A7%A3%E5%A4%8D%E7%94%A8%E5%99%A8\"><\/span>2\uff09\u663e\u793a\u53ef\u7528\u7684\u89e3\u590d\u7528\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><code>-demuxers<\/code><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2%E6%9F%A5%E7%9C%8Bffmpeg%E6%94%AF%E6%8C%81%E7%9A%84%E7%BC%96%E8%A7%A3%E7%A0%81%E5%99%A8\"><\/span>2.\u67e5\u770bffmpeg\u652f\u6301\u7684\u7f16\u89e3\u7801\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/www.bilibili.com\/read\/cv23363220\">https:\/\/www.bilibili.com\/read\/cv23363220<\/a><br \/>\n<code>-codecs<\/code><\/p>\n<h4><span class=\"ez-toc-section\" id=\"1%EF%BC%89%E6%98%BE%E7%A4%BA%E5%8F%AF%E7%94%A8%E7%9A%84%E7%BC%96%E7%A0%81%E5%99%A8\"><\/span>1\uff09\u663e\u793a\u53ef\u7528\u7684\u7f16\u7801\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><code>-encoders<\/code><\/p>\n<p>\u67e5\u770b\u7f16\u7801\u5668\u6216\u8005\u89e3\u7801\u5668\u652f\u6301\u7684\u50cf\u7d20\u683c\u5f0f<a href=\"https:\/\/blog.csdn.net\/selivert\/article\/details\/126462507\">https:\/\/blog.csdn.net\/selivert\/article\/details\/126462507<\/a>\uff1a<br \/>\n<code>ffmpeg -h encoder=h264_nvenc<\/code><\/p>\n<h4><span class=\"ez-toc-section\" id=\"2%EF%BC%89%E6%98%BE%E7%A4%BA%E5%8F%AF%E7%94%A8%E7%9A%84%E8%A7%A3%E7%A0%81%E5%99%A8\"><\/span>2\uff09\u663e\u793a\u53ef\u7528\u7684\u89e3\u7801\u5668<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><code>-decoders<\/code><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3%E6%9F%A5%E7%9C%8Bffmpeg%E6%94%AF%E6%8C%81%E7%9A%84%E5%8D%8F%E8%AE%AE\"><\/span>3.\u67e5\u770bffmpeg\u652f\u6301\u7684\u534f\u8bae<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><code>-protocols<\/code><\/p>\n<h3><span class=\"ez-toc-section\" id=\"4%E6%9F%A5%E7%9C%8Bffmpeg%E6%94%AF%E6%8C%81%E7%9A%84%E5%83%8F%E7%B4%A0%E6%A0%BC%E5%BC%8F\"><\/span>4.\u67e5\u770bffmpeg\u652f\u6301\u7684\u50cf\u7d20\u683c\u5f0f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><code>-pix_fmts<\/code><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%BA%94%E3%80%81%E6%93%8D%E4%BD%9C%E6%8C%87%E4%BB%A4\"><\/span>\u4e94\u3001\u64cd\u4f5c\u6307\u4ee4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"%E7%A0%81%E7%8E%87%E6%8E%A7%E5%88%B6\"><\/span>\u7801\u7387\u63a7\u5236<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/blog.csdn.net\/Martin_chen2\/article\/details\/105772872\">https:\/\/blog.csdn.net\/Martin_chen2\/article\/details\/105772872<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"map%E5%8F%82%E6%95%B0\"><\/span>map\u53c2\u6570<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/zhuanlan.zhihu.com\/p\/538338931\">https:\/\/zhuanlan.zhihu.com\/p\/538338931<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E8%B4%A8%E9%87%8F%E8%BD%AC%E6%8D%A2%E9%80%89%E9%A1%B9\"><\/span>\u8d28\u91cf\u8f6c\u6362\u9009\u9879<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/www.51c51.com\/danpianji\/xinxi\/84\/618181.html\">https:\/\/www.51c51.com\/danpianji\/xinxi\/84\/618181.html<\/a><\/p>\n<ul>\n<li>q:v<br \/>\nMPEG* \u7f16\u7801\u5668\uff08mpeg4\u3001mpeg2video\u3001mpeg1video\u3001mjpeg\u3001libxvid\u3001msmpeg4\uff09\u53ef\u4ee5\u4f7f\u7528-q:v\/ -qscale:v\u3002<br \/>\n\u8d28\u91cf\u7b49\u7ea7\u7684\u8303\u56f4\u662f 0-51\uff0c\u5176\u4e2d 0 \u8868\u793a\u65e0\u635f\u538b\u7f29\uff0c51 \u8868\u793a\u6700\u4f4e\u8d28\u91cf\u3002\u8d28\u91cf\u7b49\u7ea7\u8d8a\u4f4e\uff0c\u89c6\u9891\u7684\u6587\u4ef6\u5927\u5c0f\u5c31\u8d8a\u5c0f\uff0c\u4f46\u662f\u89c6\u9891\u7684\u8d28\u91cf\u4e5f\u4f1a\u964d\u4f4e\u3002<\/li>\n<li>crf<br \/>\nh264\u4f7f\u7528 -crf<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"%E4%BF%AE%E6%94%B9%E5%88%86%E8%BE%A8%E7%8E%87\"><\/span>\u4fee\u6539\u5206\u8fa8\u7387<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/www.nxrte.com\/jishu\/7385.html\">https:\/\/www.nxrte.com\/jishu\/7385.html<\/a><\/p>\n<p><a href=\"https:\/\/code84.com\/740728.html\">https:\/\/code84.com\/740728.html<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"%E4%BF%AE%E6%94%B9%E5%B8%A7%E7%8E%87-r\"><\/span>\u4fee\u6539\u5e27\u7387(-r)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"%E8%A7%86%E9%A2%91%E5%89%AA%E8%BE%91\"><\/span>\u89c6\u9891\u526a\u8f91<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p>\u65f6\u957f\u88c1\u526a<br \/>\n<a href=\"https:\/\/blog.csdn.net\/qq_43907505\/article\/details\/130525366\">https:\/\/blog.csdn.net\/qq_43907505\/article\/details\/130525366<\/a><br \/>\n<code>ffmpeg -ss 00:00:00 -t 00:01:00 -i input.mp4 -c copy output.mp4<\/code><\/p>\n<\/li>\n<li>\n<p>\u89c6\u9891\u65cb\u8f6c<br \/>\n<a href=\"https:\/\/blog.csdn.net\/JineD\/article\/details\/125268682\">https:\/\/blog.csdn.net\/JineD\/article\/details\/125268682<\/a><br \/>\n<a href=\"https:\/\/zhuanlan.zhihu.com\/p\/637790915\">https:\/\/zhuanlan.zhihu.com\/p\/637790915<\/a><\/p>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"%E5%B0%81%E8%A3%85%E5%91%BD%E4%BB%A4\"><\/span>\u5c01\u88c5\u547d\u4ee4<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/blog.csdn.net\/eefresher\/article\/details\/100058172\/\">https:\/\/blog.csdn.net\/eefresher\/article\/details\/100058172\/<\/a><\/p>\n<ul>\n<li>\n<p>yuv\u8f6cpng<br \/>\n<code>ffmpeg -s 512x512 -pix_fmt yuv444p -i test.yuv -vframes 1 test.png<\/code><br \/>\n\u6ce8\u610fyuv\u8f93\u5165\u6e90\u5fc5\u987b\u6709yuv\u540e\u7f00\uff0c\u5426\u5219\u62a5\u9519\uff1a<code>yuv444p: Invalid data found when processing input<\/code><\/p>\n<\/li>\n<li>\n<p>pcm\u5c01\u88c5\u4e3amp3<br \/>\n<a href=\"https:\/\/zhuanlan.zhihu.com\/p\/465545590\">https:\/\/zhuanlan.zhihu.com\/p\/465545590<\/a><br \/>\n<code>ffmpeg -f s16le -ar 44100 -ac 2 -i input.pcm output.mp3<\/code><\/p>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"%E6%96%87%E4%BB%B6%E6%8F%90%E5%8F%96\"><\/span>\u6587\u4ef6\u63d0\u53d6<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\n<p>\u4ecemp4\u4e2d\u63d0\u53d6h264<br \/>\n<a href=\"https:\/\/blog.csdn.net\/strikedragon\/article\/details\/90108067\">https:\/\/blog.csdn.net\/strikedragon\/article\/details\/90108067<\/a><\/p>\n<\/li>\n<li>\n<p>\u4ecemp4\u63d0\u53d6pcm<br \/>\n<a href=\"https:\/\/zhuanlan.zhihu.com\/p\/624899108\">https:\/\/zhuanlan.zhihu.com\/p\/624899108<\/a><br \/>\n<code>ffmpeg -i input.mp4 -vn -f s16le -acodec pcm_s16le output.pcm<\/code><\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-bash\">ffmpeg -i test.mp4 -codec copy -bsf: h264_mp4toannexb -f h264 test.264\n\n\u8bf4\u660e\uff1a\n\n-i test.mp4 \u8f93\u5165MP4\u6587\u4ef6\n\n-codec copy \u4eceMP4\u5c01\u88c5\u4e2d\u8fdb\u884c\u62f7\u8d1d\n\n-bsf:h264_mp4toannexb\u4eceMP4\u62f7\u8d1d\u5230annexB\u5c01\u88c5\n\n-f h264 \u91c7\u7528264\u683c\u5f0f\n\ntest.264 \u8f93\u51fa\u6587\u4ef6\u540d<\/code><\/pre>\n<h2><span class=\"ez-toc-section\" id=\"%E5%85%AD%E3%80%81ffmpeg%E5%AE%9E%E6%88%98\"><\/span>\u516d\u3001ffmpeg\u5b9e\u6218<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1%E5%A4%9A%E4%B8%AA%E8%A7%86%E9%A2%91%E5%90%88%E5%B9%B6\"><\/span>1.\u591a\u4e2a\u89c6\u9891\u5408\u5e76<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/qastack.cn\/video\/12905\/repeat-loop-input-video-with-ffmpeg\">https:\/\/qastack.cn\/video\/12905\/repeat-loop-input-video-with-ffmpeg<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2%E7%AB%8B%E4%BD%93%E5%A3%B0%E8%BD%AC%E5%8C%96%E4%B8%BA%E5%8D%95%E5%A3%B0%E9%81%93\"><\/span>2.\u7acb\u4f53\u58f0\u8f6c\u5316\u4e3a\u5355\u58f0\u9053<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/blog.csdn.net\/weixin_48323711\/article\/details\/116172910\">https:\/\/blog.csdn.net\/weixin_48323711\/article\/details\/116172910<\/a><br \/>\n<code>-ac 1<\/code><\/p>\n<h2><span class=\"ez-toc-section\" id=\"%E4%B8%83%E3%80%81%E6%BB%A4%E9%95%9C\"><\/span>\u4e03\u3001\u6ee4\u955c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/zhuanlan.zhihu.com\/p\/580743335\">https:\/\/zhuanlan.zhihu.com\/p\/580743335<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1%E7%AE%80%E5%8D%95%E6%BB%A4%E9%95%9C-vf\"><\/span>1.\u7b80\u5355\u6ee4\u955c(-vf)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/blog.csdn.net\/weixin_43793181\/article\/details\/114151448\">https:\/\/blog.csdn.net\/weixin_43793181\/article\/details\/114151448<\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1%E9%AB%98%E7%BA%A7%E6%BB%A4%E9%95%9C-filter_complex\"><\/span>1.\u9ad8\u7ea7\u6ee4\u955c(-filter_complex)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u9002\u7528\u4e8e\u591a\u4e2a\u8f93\u5165\u6e90<\/p>\n<ul>\n<li>\u753b\u4e2d\u753b<br \/>\n\u6ce8\u610f\uff1a\u6709\u7684\u7248\u672c\u7684ffmpeg <code>-filter_complex<\/code>\u7684\u53c2\u6570\u53ea\u80fd\u7528\u5355\u5f15\u53f7\uff0c\u4e0d\u80fd\u7528\u53cc\u5f15\u53f7\u3002<br \/>\n<a href=\"https:\/\/blog.csdn.net\/chenxiaoping1993\/article\/details\/90748711\">https:\/\/blog.csdn.net\/chenxiaoping1993\/article\/details\/90748711<\/a><br \/>\n<a href=\"https:\/\/www.cnblogs.com\/kn-zheng\/p\/17554604.html\">https:\/\/www.cnblogs.com\/kn-zheng\/p\/17554604.html<\/a><\/li>\n<\/ul>\n<pre><code class=\"language-bash\">-filter_complex \u201c[1]scale=iw\/2:ih\/2[pip];[0][pip]overlay=main_w-overlay_w-10:main_h-overlay_h-10\u201d\n\n\u6b64\u90e8\u5206\u4e3a\u5b9e\u73b0\u753b\u4e2d\u753b\u547d\u4ee4\uff08\u6d41\u5408\u5e76\uff09\n\nfilter_complex \u8bf4\u660e\u540e\u8fb9\u53cc\u5f15\u53f7\u4e2d\u4e3afilter(\u8fc7\u6ee4\u5668)\u76f8\u5173\u64cd\u4f5c\u3002\n\n[0] \u8868\u793a\u7b2c\u4e00\u4e2a\u6e90\uff08-i\uff09\n[1] \u8868\u793a\u7b2c\u4e8c\u4e2a\u6e90\uff08-i\uff09\n\u4ee5\u6b64\u7c7b\u63a8\n[1]scale=iw\/2:ih\/2[pip]\n\u7f29\u653e\u89c6\u9891\u6e90[1]\u4e3a\u6e90\u5bbd\uff08iw\uff09\u4e8c\u5206\u4e4b\u4e00\uff0c\u9ad8\uff08ih\uff09\u4e8c\u5206\u4e4b\u4e00\u3002\u5f97\u5230\u7684\u7ed3\u679c\u4e3a[pip]\n[0][pip]overlay=main_w-overlay_w-10:main_h-overlay_h-10\n\u5c06\u5904\u7406\u540e\u7684\u89c6\u9891\u6e90[1]\uff0c\u4e5f\u5c31\u662f[pip]\uff0c\u8986\u76d6\u5230\u89c6\u9891\u6e90[0]\u4e0a\u3002\nmain_w \u4e3a [0] \u5bbd\u5ea6\nmain_h \u4e3a [0] \u9ad8\u5ea6\noverlay_w \u4e3a [pip] \u5bbd\u5ea6\noverlay_h \u4e3a [pip] \u9ad8\u5ea6\n<\/code><\/pre>\n<p><img src=\"http:\/\/xinyiworld.top\/wordpress_it\/wp-content\/uploads\/2020\/07\/hzh.png\" alt=\"\" \/><\/p>\n<ul>\n<li>\n<p>\u6a2a\u5411\u62fc\u63a5\u3001\u7ad6\u5411\u62fc\u63a5<br \/>\n<a href=\"https:\/\/blog.csdn.net\/m0_37605642\/article\/details\/121566820\">https:\/\/blog.csdn.net\/m0_37605642\/article\/details\/121566820<\/a><\/p>\n<\/li>\n<li>\n<p>\u6ee4\u955c\u56fe<br \/>\n<a href=\"https:\/\/zhuanlan.zhihu.com\/p\/505602582\">https:\/\/zhuanlan.zhihu.com\/p\/505602582<\/a><\/p>\n<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"%E5%B8%B8%E8%A7%81bug%E6%80%BB%E7%BB%93\"><\/span>\u5e38\u89c1bug\u603b\u7ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Too many packets buffered for output stream<br \/>\n<a href=\"https:\/\/www.zhangbj.com\/p\/1337.html\">https:\/\/www.zhangbj.com\/p\/1337.html<\/a><br \/>\n\u8bbe\u7f6e-max_muxing_queue_size\u53c2\u6570\u3002<\/li>\n<\/ul>\n<p>\u4f4e\u5e27\u7387\u8f6c\u9ad8\u5e27\u7387\u4f1a\u51fa\u73b0\u8fd9\u4e2a\u95ee\u9898<\/p>\n<button class=\"simplefavorite-button\" data-postid=\"14\" data-siteid=\"1\" data-groupid=\"1\" data-favoritecount=\"0\" style=\"\">\u6536\u85cf <i class=\"sf-icon-star-empty\"><\/i><\/button>","protected":false},"excerpt":{"rendered":"<p>https:\/\/ffmpeg.xianwaizhiyin.net\/base-ffmpeg\/ffmpe [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[667],"tags":[458],"_links":{"self":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14"}],"collection":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=14"}],"version-history":[{"count":69,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14\/revisions"}],"predecessor-version":[{"id":11392,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=\/wp\/v2\/posts\/14\/revisions\/11392"}],"wp:attachment":[{"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=14"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/xinyiworld.top\/wordpress_it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}