{"id":1541,"date":"2022-03-16T17:06:17","date_gmt":"2022-03-16T09:06:17","guid":{"rendered":"https:\/\/www.xianwaizhiyin.net\/?p=1541"},"modified":"2022-06-11T02:15:50","modified_gmt":"2022-06-10T18:15:50","slug":"ffplay%e6%ba%90%e7%a0%81%e5%88%86%e6%9e%90-avformat_open_input","status":"publish","type":"post","link":"https:\/\/www.xianwaizhiyin.net\/?p=1541","title":{"rendered":"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input"},"content":{"rendered":"\n<p>\u672c\u7cfb\u5217 \u4ee5 ffmpeg4.4 \u6e90\u7801\u4e3a\u51c6\uff0c\u4e3b\u8981\u8bb2\u89e3 ffplay \u7684 RTMP \u534f\u8bae\u89e3\u6790\uff0c\u64ad\u653e\u3002\u672c\u6587\u4f7f\u7528\u7684\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"prettyprint\" >ffplay -i rtmp:\/\/192.168.0.122\/live\/livestream<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>google_ads_content<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u524d\u4e24\u7bc7\u6587\u7ae0 \u300a<a href=\"https:\/\/www.xianwaizhiyin.net\/?p=1507\">FFplay\u6e90\u7801\u5206\u6790-rtmp\u5165\u53e3<\/a>\u300b \u300a<a href=\"https:\/\/www.xianwaizhiyin.net\/?p=1524\">FFplay\u6e90\u7801\u5206\u6790-rtmp_open<\/a>\u300b \u5176\u5b9e\u5df2\u7ecf\u8bb2\u89e3\u4e86 <code class=\"prettyprint\" >avformat_open_input()<\/code> \u51fd\u6570\u5185\u90e8\u7684\u4e00\u90e8\u5206\u7684\u903b\u8f91\uff0c\u5c31\u662f\u5df2\u7ecf\u77e5\u9053 RTMP \u94fe\u63a5\u5efa\u7acb\uff0c\u7136\u540e\u8bfb\u53d6\u5230\u7b2c\u4e00\u4e2a \u97f3\u89c6\u9891\u5305\u7684\u903b\u8f91\u3002\u4f46\u662f\u8fd8\u6709\u4e00\u90e8\u5206\u903b\u8f91\u6ca1\u8bb2\uff0c\u5c31\u662f\u63a2\u6d4b <code>av_probe_input_buffer2()<\/code> \u51fd\u6570\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.xianwaizhiyin.net\/wp-content\/uploads\/2022\/03\/ffplay-23-2.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><code class=\"prettyprint\" >av_probe_input_buffer2()<\/code> \u4e3b\u8981\u662f\u8bfb\u4e00\u90e8\u5206 RTMP \u6570\u636e\uff0c\u5224\u65ad\u51fa\u6765 <code>AVInputFormat<\/code> \u662f <code>flv<\/code> \u3002<\/p>\n\n\n\n<p>\u81f3\u6b64\uff0c <code class=\"prettyprint\" >init_input()<\/code> \u51fd\u6570\u7684\u903b\u8f91\u5c31\u8bb2\u5b8c\u4e86\u3002<code>avformat_open_input()<\/code> \u51fd\u6570\u540e\u7eed\u7684\u4ee3\u7801\u6ca1\u6709\u592a\u591a\u7684\u9700\u8981\u5206\u6790\u7684\u5730\u65b9\uff0c\u6bd4\u8f83\u7b80\u5355\u3002<\/p>\n\n\n\n<p>\u7ed3\u5408\u4e4b\u524d\u4e24\u7bc7\u6587\u7ae0\uff0c\u753b\u4e00\u4e2a <code class=\"prettyprint\" >avformat_open_input()<\/code> \u51fd\u6570\u6574\u4f53\u7684\u6d41\u7a0b\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/www.xianwaizhiyin.net\/wp-content\/uploads\/2022\/03\/ffplay-23-3.png\" alt=\"\"\/><\/figure>\n\n\n\n<p><strong>\u672c\u6587\u91cd\u70b9\uff1a<\/strong><\/p>\n\n\n\n<p>ffplay \u64ad\u653e RTMP \u6d41\u7684\u65f6\u5019\uff0c\u89e3\u590d\u7528\u5668\u4f7f\u7528\u7684\u662f flv \u7684\u89e3\u590d\u7528\u5668\u3002\u8fd9\u4e2a\u5176\u5b9e \u8ddf ffplay \u64ad\u653e\u672c\u5730 flv \u6587\u4ef6\u975e\u5e38\u76f8\u4f3c\uff0c\u53ea\u662f ffplay \u4f1a\u628a RTMP \u97f3\u89c6\u9891\u5305\u8f6c\u6210 flv \u7684tag \u6a21\u5f0f\u7684\u5305\uff0c\u7136\u540e\u518d\u4e22\u7ed9 flv \u89e3\u590d\u7528\u5668\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<p>\u7531\u4e8e\u7b14\u8005\u7684\u6c34\u5e73\u6709\u9650\uff0c \u52a0\u4e4b\u7f16\u5199\u7684\u540c\u65f6\u8fd8\u8981\u53c2\u4e0e\u5f00\u53d1\u5de5\u4f5c\uff0c\u6587\u4e2d\u96be\u514d\u4f1a\u51fa\u73b0\u4e00\u4e9b\u9519\u8bef\u6216\u8005\u4e0d\u51c6\u786e\u7684\u5730\u65b9\uff0c\u6073\u8bf7\u8bfb\u8005\u6279\u8bc4\u6307\u6b63\u3002\u5982\u679c\u8bfb\u8005\u6709\u4efb\u4f55\u5b9d\u8d35\u610f\u89c1\uff0c\u6216\u8005\u5e0c\u671b\u4ea4\u6d41\u97f3\u89c6\u9891\u6280\u672f\u7684\uff0c\u53ef\u4ee5\u52a0\u6211\u5fae\u4fe1 Loken1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u7cfb\u5217 \u4ee5 ffmpeg4.4 \u6e90\u7801\u4e3a\u51c6\uff0c\u4e3b\u8981\u8bb2\u89e3 ffplay \u7684 RTMP \u534f\u8bae\u89e3\u6790\uff0c\u64ad\u653e\u3002\u672c\u6587\u4f7f\u7528\u7684\u547d\u4ee4 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10],"tags":[],"class_list":["post-1541","post","type-post","status-publish","format-standard","hentry","category-ffplay"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>FFplay\u6e90\u7801\u5206\u6790-avformat_open_input - \u5f26\u5916\u4e4b\u97f3<\/title>\n<meta name=\"description\" content=\"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.xianwaizhiyin.net\/?p=1541\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input - \u5f26\u5916\u4e4b\u97f3\" \/>\n<meta property=\"og:description\" content=\"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.xianwaizhiyin.net\/?p=1541\" \/>\n<meta property=\"og:site_name\" content=\"\u5f26\u5916\u4e4b\u97f3\" \/>\n<meta property=\"article:published_time\" content=\"2022-03-16T09:06:17+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-06-10T18:15:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.xianwaizhiyin.net\/wp-content\/uploads\/2022\/03\/ffplay-23-2.png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"loken\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#website\",\"url\":\"https:\/\/www.xianwaizhiyin.net\/\",\"name\":\"\u5f26\u5916\u4e4b\u97f3\",\"description\":\"FFmpeg\u3001WebRTC\uff0cSRS \u97f3\u89c6\u9891\u3001\u6d41\u5a92\u4f53\u6280\u672f\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.xianwaizhiyin.net\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/?p=1541#primaryimage\",\"inLanguage\":\"zh-Hans\",\"url\":\"https:\/\/www.xianwaizhiyin.net\/wp-content\/uploads\/2022\/03\/ffplay-23-2.png\",\"contentUrl\":\"https:\/\/www.xianwaizhiyin.net\/wp-content\/uploads\/2022\/03\/ffplay-23-2.png\",\"width\":1421,\"height\":586},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/?p=1541#webpage\",\"url\":\"https:\/\/www.xianwaizhiyin.net\/?p=1541\",\"name\":\"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input - \u5f26\u5916\u4e4b\u97f3\",\"isPartOf\":{\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.xianwaizhiyin.net\/?p=1541#primaryimage\"},\"datePublished\":\"2022-03-16T09:06:17+00:00\",\"dateModified\":\"2022-06-10T18:15:50+00:00\",\"author\":{\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#\/schema\/person\/6605a70af752697df6b62f77c53298a3\"},\"description\":\"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input\",\"breadcrumb\":{\"@id\":\"https:\/\/www.xianwaizhiyin.net\/?p=1541#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.xianwaizhiyin.net\/?p=1541\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/?p=1541#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.xianwaizhiyin.net\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input\"}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#\/schema\/person\/6605a70af752697df6b62f77c53298a3\",\"name\":\"loken\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.xianwaizhiyin.net\/#personlogo\",\"inLanguage\":\"zh-Hans\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/f6320b5256dc36ef4243e0acf26144b8ac2668b478302ad154e95ce3202bc421?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/f6320b5256dc36ef4243e0acf26144b8ac2668b478302ad154e95ce3202bc421?s=96&d=mm&r=g\",\"caption\":\"loken\"},\"sameAs\":[\"https:\/\/www.xianwaizhiyin.net\/\"],\"url\":\"https:\/\/www.xianwaizhiyin.net\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input - \u5f26\u5916\u4e4b\u97f3","description":"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.xianwaizhiyin.net\/?p=1541","og_locale":"zh_CN","og_type":"article","og_title":"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input - \u5f26\u5916\u4e4b\u97f3","og_description":"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input","og_url":"https:\/\/www.xianwaizhiyin.net\/?p=1541","og_site_name":"\u5f26\u5916\u4e4b\u97f3","article_published_time":"2022-03-16T09:06:17+00:00","article_modified_time":"2022-06-10T18:15:50+00:00","og_image":[{"url":"https:\/\/www.xianwaizhiyin.net\/wp-content\/uploads\/2022\/03\/ffplay-23-2.png"}],"twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"loken","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"1 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebSite","@id":"https:\/\/www.xianwaizhiyin.net\/#website","url":"https:\/\/www.xianwaizhiyin.net\/","name":"\u5f26\u5916\u4e4b\u97f3","description":"FFmpeg\u3001WebRTC\uff0cSRS \u97f3\u89c6\u9891\u3001\u6d41\u5a92\u4f53\u6280\u672f","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.xianwaizhiyin.net\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":"ImageObject","@id":"https:\/\/www.xianwaizhiyin.net\/?p=1541#primaryimage","inLanguage":"zh-Hans","url":"https:\/\/www.xianwaizhiyin.net\/wp-content\/uploads\/2022\/03\/ffplay-23-2.png","contentUrl":"https:\/\/www.xianwaizhiyin.net\/wp-content\/uploads\/2022\/03\/ffplay-23-2.png","width":1421,"height":586},{"@type":"WebPage","@id":"https:\/\/www.xianwaizhiyin.net\/?p=1541#webpage","url":"https:\/\/www.xianwaizhiyin.net\/?p=1541","name":"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input - \u5f26\u5916\u4e4b\u97f3","isPartOf":{"@id":"https:\/\/www.xianwaizhiyin.net\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.xianwaizhiyin.net\/?p=1541#primaryimage"},"datePublished":"2022-03-16T09:06:17+00:00","dateModified":"2022-06-10T18:15:50+00:00","author":{"@id":"https:\/\/www.xianwaizhiyin.net\/#\/schema\/person\/6605a70af752697df6b62f77c53298a3"},"description":"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input","breadcrumb":{"@id":"https:\/\/www.xianwaizhiyin.net\/?p=1541#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.xianwaizhiyin.net\/?p=1541"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.xianwaizhiyin.net\/?p=1541#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.xianwaizhiyin.net\/"},{"@type":"ListItem","position":2,"name":"FFplay\u6e90\u7801\u5206\u6790-avformat_open_input"}]},{"@type":"Person","@id":"https:\/\/www.xianwaizhiyin.net\/#\/schema\/person\/6605a70af752697df6b62f77c53298a3","name":"loken","image":{"@type":"ImageObject","@id":"https:\/\/www.xianwaizhiyin.net\/#personlogo","inLanguage":"zh-Hans","url":"https:\/\/secure.gravatar.com\/avatar\/f6320b5256dc36ef4243e0acf26144b8ac2668b478302ad154e95ce3202bc421?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/f6320b5256dc36ef4243e0acf26144b8ac2668b478302ad154e95ce3202bc421?s=96&d=mm&r=g","caption":"loken"},"sameAs":["https:\/\/www.xianwaizhiyin.net\/"],"url":"https:\/\/www.xianwaizhiyin.net\/?author=1"}]}},"_links":{"self":[{"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/posts\/1541","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1541"}],"version-history":[{"count":3,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/posts\/1541\/revisions"}],"predecessor-version":[{"id":2595,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=\/wp\/v2\/posts\/1541\/revisions\/2595"}],"wp:attachment":[{"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1541"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1541"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xianwaizhiyin.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1541"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}