{"id":2432,"date":"2020-09-14T10:53:17","date_gmt":"2020-09-14T02:53:17","guid":{"rendered":"http:\/\/blog.coolcoding.cn\/?p=2432"},"modified":"2020-09-14T17:44:20","modified_gmt":"2020-09-14T09:44:20","slug":"linuxconvert%e5%b7%a5%e5%85%b7","status":"publish","type":"post","link":"https:\/\/blog.coolcoding.cn\/?p=2432","title":{"rendered":"[linux]\u5229\u7528convert\u7f29\u56fe"},"content":{"rendered":"\n<p>\u5b89\u88c5<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>sudo yum install ImageMagick<\/code><\/pre>\n\n\n\n<p>\u4f7f\u7528<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u53ef\u4ee5\u5148\u67e5\u770b\u6587\u4ef6\u5360\u7528\u5217\u8868\ndu -a | sort -n\n\n\/\/ \u628a\u56fe\u7f29\u5c0f\u4e3a\u539f\u6765\u768430%\uff0c\u4ee5\u4e0boutput\u53ef\u4ee5\u4e3ainput\uff0c\u5373\u8986\u76d6\nconvert -sample 30%x30% input.png output.png\n\n\/\/ \u628a\u56fe\u7f29\u5c0f\u4e3a\u6307\u5b9a\u5206\u8fa8\u7387\nconvert -resize 1024x768 input.png output.png\n\n\/\/ \u8f6c\u6362\u683c\u5f0f\nconvert input.jpg output.png\n\n\/\/ \u65cb\u8f6c\u56fe\u50cf\nconvert -rotate 270 input.png output.png\n\n\/\/ \u653e\u7f6e\u6587\u5b57\nconvert -fill black -pointsize 60 -font helvetica -draw 'text 10,80 \"hello\"' input.jpg output.png<\/code><\/pre>\n\n\n\n<p>\u6279\u5904\u7406\u5e94\u7528<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/\u5c06\u6240\u6709jpg\u8f6c\u6362\u4e3apng\nfor %f in (*.jpg) do convert \"%f\" \"%~nf.png\"\n\n\/\/\u751f\u6210\u7f29\u7565\u56fe\nfor %f in (*.png) do convert \"%f\" -sample 80x40 \"%~nf_sample.png\"<\/code><\/pre>\n\n\n\n<p>\u9644\u52a0\u547d\u4ee4<\/p>\n\n\n\n<p><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u663e\u793a\u56fe\u50cf\u5c5e\u6027\nidentify filename\n\n\/\/ \u6309\u89c4\u5b9a\u5c3a\u5bf8\u5236\u4f5c\u4e00\u4e2a\u56fe\u50cf\uff0c\u6a21\u7cca\uff0c\u88c1\u526a\uff0c\u6296\u52a8\u7b49\nmogrify \n\n\/\/ \u6839\u636e\u4e00\u4e2a\u56fe\u7247\u6216\u591a\u4e2a\u56fe\u7247\u7ec4\u5408\u751f\u6210\u56fe\u7247\u3002 \ncomposite \n\n\/\/\u521b\u5efa\u4e00\u4e9b\u5206\u5f00\u7684\u8981\u7d20\u56fe\u50cf\u3002\u5728\u542b\u6709\u8981\u7d20\u56fe\u50cf\u4efb\u610f\u7684\u88c5\u9970\u56fe\u7247\uff0c\u5982\u8fb9\u6846\u3001\u7ed3\u6784\u3001\u56fe\u7247\u540d\u79f0\u7b49\nmontage\n\n\/\/\u5728\u7b97\u672f\u4e0a\u548c\u89c6\u89c9\u4e0a\u8bc4\u4f30\u4e0d\u540c\u7684\u56fe\u7247\u53ca\u5176\u5b83\u7684\u6539\u9020\u56fe\u7247\u3002\ncompare\n\n<\/code><\/pre>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b89\u88c5 \u4f7f\u7528 \u6279\u5904\u7406\u5e94\u7528 \u9644\u52a0\u547d\u4ee4<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/2432"}],"collection":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2432"}],"version-history":[{"count":4,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/2432\/revisions"}],"predecessor-version":[{"id":2436,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=\/wp\/v2\/posts\/2432\/revisions\/2436"}],"wp:attachment":[{"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2432"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2432"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.coolcoding.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2432"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}