{"id":154,"date":"2021-05-08T12:48:10","date_gmt":"2021-05-08T04:48:10","guid":{"rendered":"http:\/\/yhsbj.cn\/?p=154"},"modified":"2021-05-08T18:32:29","modified_gmt":"2021-05-08T10:32:29","slug":"ffmpeg-%e8%8e%b7%e5%8f%96%e8%a7%86%e9%a2%91%e7%bc%a9%e7%95%a5%e5%9b%be","status":"publish","type":"post","link":"https:\/\/yhsbj.cn\/index.php\/2021\/05\/08\/154\/","title":{"rendered":"ffmpeg \u83b7\u53d6\u89c6\u9891\u7f29\u7565\u56fe"},"content":{"rendered":"\n<p>ffmpeg\u662f\u5f00\u6e90\u7684\u5f3a\u5927\u97f3\u89c6\u9891\u5904\u7406\u8f6f\u4ef6<\/p>\n\n\n\n<p>ffmpeg \u83b7\u53d6\u89c6\u9891\u7b2c\u4e00\u5e27\u5b9e\u73b0\u751f\u6210\u7f29\u7565\u56fe\uff0c\u547d\u4ee4\u5982\u4e0b:<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"dracula\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">ffmpeg -y -i test.mp4 -frames:v 1 -f image2 test.jpg<\/pre>\n\n\n\n<p>\u53c2\u6570\u89e3\u91ca:<\/p>\n\n\n\n<p>-y \u6587\u4ef6\u5b58\u5728\u76f4\u63a5\u8986\u76d6<\/p>\n\n\n\n<p>-i \u8f93\u5165\u7684\u6587\u4ef6\u8def\u5f84\uff0c\u5c31\u662f\u88ab\u53bb\u6c34\u5370\u7684\u539f\u89c6\u9891\u8def\u5f84<\/p>\n\n\n\n<p>-frames:v 1 \u622a\u53d6\u89c6\u9891\u7684\u7b2c\u4e00\u5e27<\/p>\n\n\n\n<p>-f image2 \u751f\u6210\u56fe\u7247\u683c\u5f0f<\/p>\n\n\n\n<p>\u4e0b\u9762\u662f\u539f\u89c6\u9891\u548c\u751f\u6210\u7f29\u7565\u56fe\u7684\u6548\u679c\u56fe:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" src=\"http:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/222-846x1024.png\" alt=\"\" class=\"wp-image-158\" width=\"360\" height=\"435\" srcset=\"https:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/222-846x1024.png 846w, https:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/222-248x300.png 248w, https:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/222-768x929.png 768w, https:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/222.png 1156w\" sizes=\"(max-width: 360px) 100vw, 360px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" src=\"http:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/111-846x1024.png\" alt=\"\" class=\"wp-image-159\" width=\"316\" height=\"382\" srcset=\"https:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/111-846x1024.png 846w, https:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/111-248x300.png 248w, https:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/111-768x930.png 768w, https:\/\/yhsbj.cn\/wp-content\/uploads\/2021\/05\/111.png 931w\" sizes=\"(max-width: 316px) 100vw, 316px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>ffmpeg\u662f\u5f00\u6e90\u7684\u5f3a\u5927\u97f3\u89c6\u9891\u5904\u7406\u8f6f\u4ef6 ffmpeg \u83b7\u53d6\u89c6\u9891\u7b2c\u4e00\u5e27\u5b9e\u73b0\u751f\u6210\u7f29\u7565\u56fe\uff0c\u547d\u4ee4\u5982\u4e0b: \u53c2\u6570\u89e3\u91ca: &#8211; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[21],"tags":[20],"_links":{"self":[{"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/posts\/154"}],"collection":[{"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/comments?post=154"}],"version-history":[{"count":3,"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/posts\/154\/revisions"}],"predecessor-version":[{"id":160,"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/posts\/154\/revisions\/160"}],"wp:attachment":[{"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/media?parent=154"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/categories?post=154"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yhsbj.cn\/index.php\/wp-json\/wp\/v2\/tags?post=154"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}