{"id":509,"date":"2022-01-31T19:25:28","date_gmt":"2022-01-31T11:25:28","guid":{"rendered":"http:\/\/192.168.0.122:8088\/?p=509"},"modified":"2022-01-31T19:25:28","modified_gmt":"2022-01-31T11:25:28","slug":"ffprobe%e6%ba%90%e7%a0%81%e5%88%86%e6%9e%90-1","status":"publish","type":"post","link":"https:\/\/www.xianwaizhiyin.net\/?p=509","title":{"rendered":"FFprobe\u6e90\u7801\u5206\u6790-1"},"content":{"rendered":"\n<p>\u672c\u6587\u5148\u5f00\u59cb\u4ece FFprobe \u5de5\u7a0b\u7684 \u547d\u4ee4\u884c\u89e3\u6790 \u5f00\u59cb\u8bb2\u89e3\uff0c\u4e00\u6b65\u4e00\u6b65\u5206\u6790 \u547d\u4ee4\u884c\u53c2\u6570\u662f\u5982\u4f55\u89e3\u6790\u5230 FFprobe \u5de5\u7a0b\u53d8\u91cf\u91cc\u9762\u7684\u3002<\/p>\n\n\n\n<p>\u5982\u679c\u4e4b\u524d\u770b\u8fc7 FFmpeg \u5de5\u7a0b\u7684\u6e90\u7801\u5206\u6790\uff0c\u53ef\u4ee5\u53d1\u73b0\uff0cFFprobe \u7684\u547d\u4ee4\u884c\u53c2\u6570\u89e3\u6790\u8ddf FFmpeg \u5de5\u7a0b\u662f\u975e\u5e38\u7c7b\u4f3c\u7684\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u4ee5 <code class=\"prettyprint\" >ffprobe -show_streams -i a.mp4<\/code> \u547d\u4ee4\u6765\u4ecb\u7ecd\u3002<\/p>\n\n\n\n<p>a.mp4 \u4e0b\u8f7d\u94fe\u63a5\uff1a<a href=\"https:\/\/pan.baidu.com\/s\/1RN1xRsQDGx65MGyB_T1IzA\">\u767e\u5ea6\u7f51\u76d8<\/a> \uff0c\u63d0\u53d6\u7801\uff1anl0s<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1216\" height=\"544\" src=\".\/wp-content\/uploads\/2022\/01\/FFprobe-1-1.png\" alt=\"\" class=\"wp-image-510\"\/><\/figure>\n\n\n\n<p>\u547d\u4ee4\u884c\u89e3\u6790\u6700\u91cd\u8981\u7684\u5c31\u662f OptionDef \u8fd9\u4e2a\u7ed3\u6784\uff0c\u5982\u4e0b\u56fe\u4ee3\u7801\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"874\" height=\"550\" src=\".\/wp-content\/uploads\/2022\/01\/FFprobe-1-2.png\" alt=\"\" class=\"wp-image-511\"\/><\/figure>\n\n\n\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u4e3b\u8981\u6709\u4e24\u79cd\u7c7b\u578b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u76f4\u63a5\u628a\u547d\u4ee4\u884c\u53c2\u6570\u8d4b\u503c\u5230\u5168\u5c40\u53d8\u91cf\uff0c\u4f8b\u5982 -unit \u4f1a\u76f4\u63a5\u8d4b\u503c\u7ed9 show_value_unit\u3002<\/li><li>\u628a\u547d\u4ee4\u884c\u53c2\u6570\u6620\u5c04\u5230\u81ea\u5b9a\u4e49\u51fd\u6570\uff0c\u5c31\u662f\u524d\u9762\u5e26.func_arg \u7684\uff0c\u8c03\u7528\u81ea\u5b9a\u4e49\u51fd\u6570\u6765\u505a\u4e00\u4e9b\u64cd\u4f5c\u3002\u4e0d\u8fc7\u5927\u90e8\u5206\u90fd\u662f\u8bbe\u7f6e section \u91cc\u9762\u7684 show_all_entries \u53d8\u91cf\uff0c\u8fd9\u4e2a\u4f1a\u5f71\u54cd\u5230 do_show_xxx \u5168\u5c40\u53d8\u91cf\u7684\u8bbe\u7f6e\u3002<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>FFprobe \u5de5\u7a0b\u91cc\u9762\u6709\u4e00\u4e2a\u91cd\u8981\u7684\u6982\u5ff5\uff0c\u5c31\u662fSection\uff0c\u6211\u7ffb\u8bd1\u6210\u533a\u3002\u4ed6\u8fd8\u5b9a\u4e49\u4e86\u4e00\u4e2a\u5f88\u5927\u7684 sections \u6570\u7ec4\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1022\" height=\"186\" src=\".\/wp-content\/uploads\/2022\/01\/FFprobe-1-3.png\" alt=\"\" class=\"wp-image-512\"\/><\/figure>\n\n\n\n<p>\u4e0esection \u4e00\u540c\u4f7f\u7528\u7684\u8fd8\u6709level\uff0csection \u8ddf level \u662f\u7528\u6765\u505a\u4ec0\u4e48\u7684\u5462\uff1f\u5982\u4e0b\u56fe\u6240\u793a\uff0c\u4ed6\u53ef\u4ee5\u5b9e\u73b0\u8fd9\u79cd\u5d4c\u5957\u7684\u6253\u5370\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code class=\"prettyprint\" >&#091;stream]\r\n\r\n\u200b\t&#091;Tag]\r\n\r\n\u200b\t&#091;\/Tag]\r\n\r\n&#091;\/stream]<\/code><\/pre>\n\n\n\n<p>\u4e0a\u9762\u8bf4\u5230\uff0c\u547d\u4ee4\u884c\u53c2\u6570\u53ef\u4ee5\u5f71\u54cd\u5230 <code class=\"prettyprint\" >section::show_all_entries<\/code> \u53d8\u6210 1\u3002\u4f8b\u5982 <code>-show_streams<\/code> \u4f1a\u5bfc\u81f4 sections[SECTION_ID_STREAMS]::show_all_entries \u53d8\u62101\u3002<\/p>\n\n\n\n<p><code class=\"prettyprint\" >section<\/code> \u91cc\u9762\u6709\u4e2a <code>children_ids<\/code> \u53c2\u6570\uff0c\u53ef\u4ee5\u5185\u5d4c\u5b50 <code>section<\/code>\uff0c\u6240\u4ee5 -show_streams \u4f1a\u5bfc\u81f4 SECTION_ID_STREAM, SECTION_ID_STREAM_DISPOSITION, SECTION_ID_STREAM_TAGS, SECTION_ID_STREAM_SIDE_DATA_LIST \u8fd9\u4e9b section \u7684 <code>show_all_entries<\/code> \u4e5f\u53d8\u62101\u3002<\/p>\n\n\n\n<p>\u6700\u540e\u4f1a\u8c03\u7528 <code class=\"prettyprint\" >SET_DO_SHOW()<\/code> \u8fd9\u4e2a\u5b8f\u51fd\u6570\u6765\u6839\u636e <code>show_all_entries<\/code> \u8bbe\u7f6e <code>do_show_streams<\/code> \u5168\u5c40\u53d8\u91cf \u4e3a 1\u3002<\/p>\n\n\n\n<p>\u6240\u4ee5\uff0c\u5373\u4f7f\u547d\u4ee4\u884c\u53c2\u6570\u6620\u5c04\u5230\u81ea\u5b9a\u4e49\u51fd\u6570\uff0c\u4ed6\u6700\u540e\u4e5f\u662f\u8bbe\u7f6e\u5168\u5c40\u53d8\u91cf\uff0c\u53ea\u662f\u8fd9\u4e9b\u5168\u5c40\u53d8\u91cf\u662f\u4ee5 do_show_xxx \u683c\u5f0f\u51fa\u73b0\u7684\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p>\u00a9\u7248\u6743\u6240\u5c5e\uff1a\u77e5\u8bc6\u661f\u7403\uff1a\u5f26\u5916\u4e4b\u97f3\uff0cQQ\uff1a2338195090\u3002<\/p>\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\u53ef\u4ee5\u52a0\u6211\u5fae\u4fe1 Loken1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u5148\u5f00\u59cb\u4ece FFprobe \u5de5\u7a0b\u7684 \u547d\u4ee4\u884c\u89e3\u6790 \u5f00\u59cb\u8bb2\u89e3\uff0c\u4e00\u6b65\u4e00\u6b65\u5206\u6790 \u547d\u4ee4\u884c\u53c2\u6570\u662f\u5982\u4f55\u89e3\u6790\u5230 FFprob [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-509","post","type-post","status-publish","format-standard","hentry","category-ffprobe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.2 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>FFprobe\u6e90\u7801\u5206\u6790-1 - \u5f26\u5916\u4e4b\u97f3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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