{"id":44328,"date":"2023-01-29T06:37:34","date_gmt":"2022-12-21T20:35:20","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e6%83%b3%e7%94%a8golang%e6%9d%a5%e6%93%8d%e4%bd%9cimagemagick%e3%80%82\/"},"modified":"2024-04-29T12:01:45","modified_gmt":"2024-04-29T04:01:45","slug":"%e6%88%91%e6%83%b3%e7%94%a8golang%e6%9d%a5%e6%93%8d%e4%bd%9cimagemagick%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e6%88%91%e6%83%b3%e7%94%a8golang%e6%9d%a5%e6%93%8d%e4%bd%9cimagemagick%e3%80%82\/","title":{"rendered":"\u6211\u60f3\u7528Golang\u6765\u64cd\u4f5cImageMagick"},"content":{"rendered":"

\u6211\u60f3\u7528golang\u6765\u4f7f\u7528ImageMagick\u3002<\/h1>\n

\u4f7f\u7528\u8fd9\u4e2a\u3002
\nhttps:\/\/github.com\/gographics\/imagick<\/p>\n

\u5bf9\u4e8e\u4f7f\u7528Debian\u7684\u4eba\u6765\u8bf4\uff0c\u9700\u8981\u5b89\u88c5libmagickwand-dev\u3002
\n\u5bf9\u4e8e\u4f7f\u7528Redhat\u7684\u4eba\u6765\u8bf4\uff0c\u9700\u8981\u5b89\u88c5ImageMagick-devel\u8fd9\u4e2a\u3002<\/p>\n

\u7531\u4e8e MagickWand \u7684 API \u5305\u88c5\u5668\u4e0e\u5176\u4ed6\u57fa\u672c\u76f8\u540c\uff0c\u6240\u4ee5\u5efa\u8bae\u5148\u5728\u5176\u4ed6\u8bed\u8a00\uff08\u5982 PHP\uff09\u4e2d\u5c1d\u8bd5\u4e00\u6b21\uff0c\u7136\u540e\u518d\u7528 Golang \u91cd\u65b0\u7f16\u5199\uff0c\u6548\u679c\u4f1a\u5f88\u597d\u3002<\/p>\n

\u6837\u672c<\/h2>\n

base.jpg \u306e\u4e0a\u306b<\/p>\n

overlay.png \u3092 100×100 \u306b\u30ea\u30b5\u30a4\u30ba\u3057\u3066
\n\u3069\u771f\u3093\u4e2d\u306b\u4e57\u305b\u3066<\/p>\n

png \u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067
\nstdout \u306b\u51fa\u529b\u3059\u308b
\n\u3068\u540c\u6642\u306b out.png \u306b\u3082\u51fa\u529b<\/p>\n

package<\/span> main<\/span>\r\n\r\nimport<\/span> (<\/span>\r\n    \"fmt\"<\/span>\r\n    \"os\"<\/span>\r\n\r\n    \"github.com\/gographics\/imagick\/imagick\"<\/span>\r\n)<\/span>\r\n\r\nfunc<\/span> main<\/span>()<\/span> {<\/span>\r\n    imagick<\/span>.<\/span>Initialize<\/span>()<\/span>\r\n    defer<\/span> imagick<\/span>.<\/span>Terminate<\/span>()<\/span>\r\n\r\n    \/\/ \u4e0b\u5730<\/span>\r\n    mw1<\/span> :=<\/span> imagick<\/span>.<\/span>NewMagickWand<\/span>()<\/span>\r\n    defer<\/span> mw1<\/span>.<\/span>Destroy<\/span>()<\/span>\r\n    err<\/span> :=<\/span> mw1<\/span>.<\/span>ReadImage<\/span>(<\/span>\"base.jpg\"<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        panic<\/span>(<\/span>err<\/span>)<\/span>\r\n    }<\/span>\r\n    w1<\/span> :=<\/span> mw1<\/span>.<\/span>GetImageWidth<\/span>()<\/span>\r\n    h1<\/span> :=<\/span> mw1<\/span>.<\/span>GetImageHeight<\/span>()<\/span>\r\n\r\n    \/\/ \u4e0a\u30e2\u30ce<\/span>\r\n    mw2<\/span> :=<\/span> imagick<\/span>.<\/span>NewMagickWand<\/span>()<\/span>\r\n    defer<\/span> mw2<\/span>.<\/span>Destroy<\/span>()<\/span>\r\n    err<\/span> =<\/span> mw2<\/span>.<\/span>ReadImage<\/span>(<\/span>\"overlay.png\"<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        panic<\/span>(<\/span>err<\/span>)<\/span>\r\n    }<\/span>\r\n    \/\/ \u30ea\u30b5\u30a4\u30ba\u3057\u3066<\/span>\r\n    err<\/span> =<\/span> mw2<\/span>.<\/span>ResizeImage<\/span>(<\/span>100<\/span>,<\/span> 100<\/span>,<\/span> imagick<\/span>.<\/span>FILTER_POINT<\/span>,<\/span> 0<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        panic<\/span>(<\/span>err<\/span>)<\/span>\r\n    }<\/span>\r\n    w2<\/span> :=<\/span> mw2<\/span>.<\/span>GetImageWidth<\/span>()<\/span>\r\n    h2<\/span> :=<\/span> mw2<\/span>.<\/span>GetImageHeight<\/span>()<\/span>\r\n\r\n    \/\/ \u3069\u771f\u3093\u4e2d\u306b\u4e57\u305b\u308b<\/span>\r\n    err<\/span> =<\/span> mw1<\/span>.<\/span>CompositeImage<\/span>(<\/span>mw2<\/span>,<\/span> mw2<\/span>.<\/span>GetImageCompose<\/span>(),<\/span> int<\/span>((<\/span>w1<\/span>-<\/span>w2<\/span>)<\/span>\/<\/span>2<\/span>),<\/span> int<\/span>((<\/span>h1<\/span>-<\/span>h2<\/span>)<\/span>\/<\/span>2<\/span>))<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        panic<\/span>(<\/span>err<\/span>)<\/span>\r\n    }<\/span>\r\n\r\n    err<\/span> =<\/span> mw1<\/span>.<\/span>SetFormat<\/span>(<\/span>\"png\"<\/span>)<\/span>\r\n    if<\/span> err<\/span> !=<\/span> nil<\/span> {<\/span>\r\n        panic<\/span>(<\/span>err<\/span>)<\/span>\r\n    }<\/span>\r\n    \/\/ stdout\u306b\u5410\u304f<\/span>\r\n    blob<\/span> :=<\/span> mw1<\/span>.<\/span>GetImageBlob<\/span>()<\/span>\r\n    os<\/span>.<\/span>Stdout<\/span>.<\/span>Write<\/span>(<\/span>blob<\/span>)<\/span>\r\n\r\n    \/\/ \u30d5\u30a1\u30a4\u30eb\u306b\u3082\u5410\u304f<\/span>\r\n    mw1<\/span>.<\/span>WriteImage<\/span>(<\/span>\"out.png\"<\/span>)<\/span>\r\n\r\n    fmt<\/span>.<\/span>Fprintln<\/span>(<\/span>os<\/span>.<\/span>Stderr<\/span>,<\/span> \"FINISH!!\"<\/span>)<\/span>\r\n}<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u6211\u60f3\u7528golang\u6765\u4f7f\u7528ImageMagick\u3002 \u4f7f\u7528\u8fd9\u4e2a\u3002 https:\/\/github.com\/gogra […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44328","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\n\u6211\u60f3\u7528Golang\u6765\u64cd\u4f5cImageMagick - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u60f3\u7528golang\u6765\u64cd\u4f5cimagemagick\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u6211\u60f3\u7528Golang\u6765\u64cd\u4f5cImageMagick\" \/>\n<meta property=\"og:description\" content=\"\u6211\u60f3\u7528golang\u6765\u4f7f\u7528ImageMagick\u3002 \u4f7f\u7528\u8fd9\u4e2a\u3002 https:\/\/github.com\/gogra […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/\u6211\u60f3\u7528golang\u6765\u64cd\u4f5cimagemagick\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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