{"id":520,"date":"2022-01-31T19:26:46","date_gmt":"2022-01-31T11:26:46","guid":{"rendered":"http:\/\/192.168.0.122:8088\/?p=520"},"modified":"2022-01-31T19:26:46","modified_gmt":"2022-01-31T11:26:46","slug":"ffprobe%e6%ba%90%e7%a0%81%e5%88%86%e6%9e%90-3","status":"publish","type":"post","link":"https:\/\/www.xianwaizhiyin.net\/?p=520","title":{"rendered":"FFprobe\u6e90\u7801\u5206\u6790-3"},"content":{"rendered":"\n<p>\u4e0a\u4e00\u7bc7\u8bb2\u5b8c <code class=\"prettyprint\" >writer_open()<\/code> \u662f\u5982\u4f55\u521d\u59cb\u5316 <code>WriterContext<\/code> \u7684\u3002<\/p>\n\n\n\n<p><code class=\"prettyprint\" >WriterContext<\/code> \u521d\u59cb\u5316\u5b8c\u6210\u4e4b\u540e\uff0c\u540e\u9762\u7684\u5c31\u662f\u6253\u5370\u5404\u79cd\u4fe1\u606f\uff0c\u7528QT\u65ad\u70b9\u8c03\u8bd5\u4e00\u4e0b\u5f88\u5bb9\u6613\u5f04\u61c2\u3002<\/p>\n\n\n\n<p>\u4e0b\u9762\u4ee5 <code class=\"prettyprint\" >ffprobe -show_library_versions<\/code> \u4e3a\u4f8b\uff0c\u5c55\u793a\u4e00\u4e0b\u6253\u5370\u4ee3\u7801\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"620\" height=\"298\" src=\".\/wp-content\/uploads\/2022\/01\/FFprobe-3-1.png\" alt=\"\" class=\"wp-image-515\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"621\" height=\"317\" src=\".\/wp-content\/uploads\/2022\/01\/FFprobe-3-2.png\" alt=\"\" class=\"wp-image-516\"\/><\/figure>\n\n\n\n<p>\u5982\u56fe\u6240\u793a\uff0c\u8c03\u7528 <code class=\"prettyprint\" >print_st()<\/code> \u7b49\u7b49\u51fd\u6570\u628a key value \u6253\u5370\u51fa\u6765\u3002<\/p>\n\n\n\n<p>FFprobe \u5de5\u7a0b\u7684\u540e\u7eed\u4ee3\u7801\u975e\u5e38\u5bb9\u6613\u7406\u89e3\uff0c\u81ea\u884c\u65ad\u70b9\u8c03\u8bd5\u5373\u53ef\u3002<\/p>\n\n\n\n<p>\u5b8c\u6bd5......<\/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>\u4e0a\u4e00\u7bc7\u8bb2\u5b8c writer_open() \u662f\u5982\u4f55\u521d\u59cb\u5316 WriterContext \u7684\u3002 WriterConte [&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-520","post","type-post","status-publish","format-standard","hentry","category-ffprobe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v18.2 - 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