{"id":51487,"date":"2024-10-08T19:03:15","date_gmt":"2024-10-08T11:03:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/51487\/"},"modified":"2024-11-14T10:43:01","modified_gmt":"2024-11-14T02:43:01","slug":"ubuntu-16-04-%e4%b8%ad%e5%89%b5%e5%bb%ba-gif-%e5%8b%95%e5%9c%96%e5%85%b7%e9%ab%94%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/51487\/","title":{"rendered":"Ubuntu 16.04 \u4e2d\u5275\u5efa GIF \u52d5\u5716\u5177\u9ad4\u65b9\u6cd5"},"content":{"rendered":"<h1 id=\"ubuntu-16-04-%e4%b8%ad%e5%89%b5%e5%bb%ba-gif-%e5%8b%95%e5%9c%96%e5%85%b7%e9%ab%94%e6%96%b9%e6%b3%95-TbjNJpbqvZ\">Ubuntu 16.04 \u4e2d\u5275\u5efa GIF \u52d5\u5716\u5177\u9ad4\u65b9\u6cd5<\/h1>\n<p>\u5728\u6578\u4f4d\u5167\u5bb9\u5275\u4f5c\u4e2d\uff0cGIF \u52d5\u5716\u56e0\u5176\u8f15\u91cf\u3001\u6613\u65bc\u5206\u4eab\u7684\u7279\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u6b61\u8fce\u3002\u7121\u8ad6\u662f\u7528\u65bc\u793e\u4ea4\u5a92\u9ad4\u3001\u7db2\u7ad9\u9084\u662f\u5176\u4ed6\u5e73\u53f0\uff0cGIF \u52d5\u5716\u90fd\u80fd\u6709\u6548\u5730\u50b3\u9054\u60c5\u611f\u548c\u4fe1\u606f\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 Ubuntu 16.04 \u7cfb\u7d71\u4e2d\u5275\u5efa GIF \u52d5\u5716\uff0c\u4e26\u63d0\u4f9b\u5177\u9ad4\u7684\u6b65\u9a5f\u548c\u5de5\u5177\u3002<\/p>\n<h2 id=\"%e6%89%80%e9%9c%80%e5%b7%a5%e5%85%b7-TbjNJpbqvZ\">\u6240\u9700\u5de5\u5177<\/h2>\n<p>\u5728 Ubuntu 16.04 \u4e2d\u5275\u5efa GIF \u52d5\u5716\uff0c\u60a8\u9700\u8981\u5b89\u88dd\u4e00\u4e9b\u5de5\u5177\u3002\u4ee5\u4e0b\u662f\u5e7e\u500b\u5e38\u7528\u7684\u5de5\u5177\uff1a<\/p>\n<ul>\n<li><strong>ImageMagick<\/strong>\uff1a\u4e00\u500b\u5f37\u5927\u7684\u5716\u50cf\u8655\u7406\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4f86\u5275\u5efa\u548c\u7de8\u8f2f GIF \u52d5\u5716\u3002<\/li>\n<li><strong>GIMP<\/strong>\uff1a\u4e00\u500b\u958b\u6e90\u7684\u5716\u50cf\u7de8\u8f2f\u5668\uff0c\u652f\u6301\u591a\u5e40\u5716\u50cf\u7684\u7de8\u8f2f\u548c\u5c0e\u51fa\u70ba GIF \u683c\u5f0f\u3002<\/li>\n<li><strong>ffmpeg<\/strong>\uff1a\u4e00\u500b\u591a\u5a92\u9ad4\u6846\u67b6\uff0c\u53ef\u4ee5\u7528\u4f86\u5f9e\u8996\u983b\u6587\u4ef6\u4e2d\u63d0\u53d6\u5e40\u4e26\u8f49\u63db\u70ba GIF\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%ae%89%e8%a3%9d%e5%b7%a5%e5%85%b7-TbjNJpbqvZ\">\u5b89\u88dd\u5de5\u5177<\/h2>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5b89\u88dd\u4e0a\u8ff0\u5de5\u5177\u3002\u6253\u958b\u7d42\u7aef\u4e26\u904b\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install imagemagick gimp ffmpeg<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8-imagemagick-%e5%89%b5%e5%bb%ba-gif-%e5%8b%95%e5%9c%96-TbjNJpbqvZ\">\u4f7f\u7528 ImageMagick \u5275\u5efa GIF \u52d5\u5716<\/h2>\n<p>\u5982\u679c\u60a8\u5df2\u7d93\u6709\u4e00\u7d44\u5716\u7247\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528 ImageMagick \u4f86\u5275\u5efa GIF \u52d5\u5716\u3002\u5047\u8a2d\u60a8\u7684\u5716\u7247\u547d\u540d\u70ba frame1.png\u3001frame2.png \u548c frame3.png\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>convert -delay 20 -loop 0 frame1.png frame2.png frame3.png output.gif<\/code><\/pre>\n<p>\u9019\u88e1\uff0c<code>-delay 20<\/code> \u8868\u793a\u6bcf\u5e40\u4e4b\u9593\u7684\u5ef6\u9072\u6642\u9593\uff08\u4ee5\u767e\u5206\u4e4b\u4e00\u79d2\u70ba\u55ae\u4f4d\uff09\uff0c<code>-loop 0<\/code> \u8868\u793a\u7121\u9650\u5faa\u74b0\u64ad\u653e\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8-gimp-%e5%89%b5%e5%bb%ba-gif-%e5%8b%95%e5%9c%96-TbjNJpbqvZ\">\u4f7f\u7528 GIMP \u5275\u5efa GIF \u52d5\u5716<\/h2>\n<p>\u5982\u679c\u60a8\u60f3\u8981\u66f4\u7cbe\u7d30\u7684\u63a7\u5236\uff0c\u53ef\u4ee5\u4f7f\u7528 GIMP\u3002\u4ee5\u4e0b\u662f\u5177\u9ad4\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u6253\u958b GIMP\uff0c\u7136\u5f8c\u9078\u64c7 <strong>\u6587\u4ef6 &gt; \u6253\u958b\u70ba\u5716\u5c64<\/strong>\uff0c\u9078\u64c7\u60a8\u8981\u5408\u4f75\u7684\u5716\u7247\u3002<\/li>\n<li>\u5728\u5716\u5c64\u9762\u677f\u4e2d\uff0c\u60a8\u53ef\u4ee5\u8abf\u6574\u6bcf\u500b\u5716\u5c64\u7684\u9806\u5e8f\u548c\u986f\u793a\u6642\u9593\u3002<\/li>\n<li>\u5b8c\u6210\u5f8c\uff0c\u9078\u64c7 <strong>\u6587\u4ef6 &gt; \u532f\u51fa\u70ba<\/strong>\uff0c\u7136\u5f8c\u9078\u64c7 GIF \u683c\u5f0f\u3002<\/li>\n<li>\u5728\u532f\u51fa\u9078\u9805\u4e2d\uff0c\u9078\u64c7 <strong>\u4f5c\u70ba\u52d5\u756b<\/strong>\uff0c\u4e26\u8a2d\u7f6e\u5ef6\u9072\u6642\u9593\u3002<\/li>\n<li>\u9ede\u64ca <strong>\u532f\u51fa<\/strong>\uff0c\u60a8\u7684 GIF \u52d5\u5716\u5c31\u5275\u5efa\u5b8c\u6210\u4e86\u3002<\/li>\n<\/ol>\n<h2 id=\"%e4%bd%bf%e7%94%a8-ffmpeg-%e5%be%9e%e8%a6%96%e9%a0%bb%e5%89%b5%e5%bb%ba-gif-%e5%8b%95%e5%9c%96-TbjNJpbqvZ\">\u4f7f\u7528 ffmpeg \u5f9e\u8996\u983b\u5275\u5efa GIF \u52d5\u5716<\/h2>\n<p>\u5982\u679c\u60a8\u60f3\u5f9e\u8996\u983b\u6587\u4ef6\u4e2d\u5275\u5efa GIF \u52d5\u5716\uff0c\u53ef\u4ee5\u4f7f\u7528 ffmpeg\u3002\u4ee5\u4e0b\u662f\u5177\u9ad4\u547d\u4ee4\uff1a<\/p>\n<pre><code>ffmpeg -i input.mp4 -vf \"fps=10,scale=320:-1:flags=lanczos\" -c:v gif output.gif<\/code><\/pre>\n<p>\u9019\u88e1\uff0c<code>fps=10<\/code> \u8868\u793a\u6bcf\u79d2\u986f\u793a\u7684\u5e40\u6578\uff0c<code>scale=320:-1<\/code> \u8868\u793a\u5c07 GIF \u7684\u5bec\u5ea6\u8a2d\u7f6e\u70ba 320 \u50cf\u7d20\uff0c\u9ad8\u5ea6\u81ea\u52d5\u8abf\u6574\u4ee5\u4fdd\u6301\u6bd4\u4f8b\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TbjNJpbqvZ\">\u7e3d\u7d50<\/h2>\n<p>\u5728 Ubuntu 16.04 \u4e2d\u5275\u5efa GIF \u52d5\u5716\u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\uff0c\u7121\u8ad6\u662f\u4f7f\u7528 ImageMagick\u3001GIMP \u9084\u662f ffmpeg\uff0c\u60a8\u90fd\u53ef\u4ee5\u6839\u64da\u81ea\u5df1\u7684\u9700\u6c42\u9078\u64c7\u5408\u9069\u7684\u5de5\u5177\u3002\u9019\u4e9b\u5de5\u5177\u4e0d\u50c5\u529f\u80fd\u5f37\u5927\uff0c\u800c\u4e14\u6613\u65bc\u4f7f\u7528\uff0c\u9069\u5408\u5404\u7a2e\u4e0d\u540c\u7684\u5275\u4f5c\u9700\u6c42\u3002<\/p>\n<p>\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u4f86\u652f\u6301\u60a8\u7684\u5275\u4f5c\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\u3002\u7121\u8ad6\u662f\u500b\u4eba\u9805\u76ee\u9084\u662f\u5546\u696d\u7528\u9014\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u53ef\u9760\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728 Ubuntu 16.04 \u4e2d\u5275\u5efa GIF \u52d5\u5716\u7684\u5177\u9ad4\u65b9\u6cd5\uff0c\u7c21\u55ae\u6b65\u9a5f\u52a9\u4f60\u8f15\u9b06\u88fd\u4f5c\u7cbe\u5f69\u52d5\u756b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-51487","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/51487","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=51487"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/51487\/revisions"}],"predecessor-version":[{"id":51488,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/51487\/revisions\/51488"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=51487"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=51487"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=51487"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}