Replace GraphicsMagick with sharp

That was easier than I expected.

Closes #18.
This commit is contained in:
Cadence Fish 2020-01-30 01:14:00 +13:00
parent 06b54e48b2
commit 95cc416e08
No known key found for this signature in database
GPG Key ID: 81015DF9AA8607E1
4 changed files with 332 additions and 67 deletions

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@ -58,9 +58,7 @@ If you only use one computer, you can install Bibliogram on that computer and th
## Installing
Bibliogram depends on GraphicsMagick for resizing thumbnails.
Ubuntu: `# apt install graphicsmagick`
You need [node.js](https://nodejs.org/en/) to run Bibliogram. Versions before 12.13.0 are untested.
1. `$ git clone https://github.com/cloudrac3r/bibliogram`
If you are using a fork, be sure to actually install that fork instead!

365
package-lock.json generated
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"integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A=="
}
}
},
"signal-exit": {
"version": "3.0.2",
"resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.2.tgz",
"integrity": "sha1-tf3AjxKH6hF4Yo5BXiUTK3NkbG0="
},
"simple-concat": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/simple-concat/-/simple-concat-1.0.0.tgz",
"integrity": "sha1-c0TLuLbib7J9ZrL8hvn21Zl1IcY="
},
"simple-get": {
"version": "3.1.0",
"resolved": "https://registry.npmjs.org/simple-get/-/simple-get-3.1.0.tgz",
"integrity": "sha512-bCR6cP+aTdScaQCnQKbPKtJOKDp/hj9EDLJo3Nw4y1QksqaovlW/bnptB6/c1e+qmNIDHRK+oXFDdEqBT8WzUA==",
"requires": {
"decompress-response": "^4.2.0",
"once": "^1.3.1",
"simple-concat": "^1.0.0"
}
},
"simple-swizzle": {
"version": "0.2.2",
"resolved": "https://registry.npmjs.org/simple-swizzle/-/simple-swizzle-0.2.2.tgz",
"integrity": "sha1-pNprY1/8zMoz9w0Xy5JZLeleVXo=",
"requires": {
"is-arrayish": "^0.3.1"
},
"dependencies": {
"is-arrayish": {
"version": "0.3.2",
"resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.3.2.tgz",
"integrity": "sha512-eVRqCvVlZbuw3GrM63ovNSNAeA1K16kaR/LRY/92w0zxQ5/1YzwblUX652i4Xs9RwAGjW9d9y6X88t8OaAJfWQ=="
}
}
},
"source-map": {
"version": "0.4.4",
"resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
@ -1560,6 +1794,11 @@
"get-stdin": "^4.0.1"
}
},
"strip-json-comments": {
"version": "2.0.1",
"resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
"integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo="
},
"supports-color": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/supports-color/-/supports-color-2.0.0.tgz",
@ -1575,6 +1814,41 @@
"inherits": "2"
}
},
"tar-fs": {
"version": "2.0.0",
"resolved": "https://registry.npmjs.org/tar-fs/-/tar-fs-2.0.0.tgz",
"integrity": "sha512-vaY0obB6Om/fso8a8vakQBzwholQ7v5+uy+tF3Ozvxv1KNezmVQAiWtcNmMHFSFPqL3dJA8ha6gdtFbfX9mcxA==",
"requires": {
"chownr": "^1.1.1",
"mkdirp": "^0.5.1",
"pump": "^3.0.0",
"tar-stream": "^2.0.0"
}
},
"tar-stream": {
"version": "2.1.0",
"resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-2.1.0.tgz",
"integrity": "sha512-+DAn4Nb4+gz6WZigRzKEZl1QuJVOLtAwwF+WUxy1fJ6X63CaGaUAxJRD2KEn1OMfcbCjySTYpNC6WmfQoIEOdw==",
"requires": {
"bl": "^3.0.0",
"end-of-stream": "^1.4.1",
"fs-constants": "^1.0.0",
"inherits": "^2.0.3",
"readable-stream": "^3.1.1"
},
"dependencies": {
"readable-stream": {
"version": "3.5.0",
"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.5.0.tgz",
"integrity": "sha512-gSz026xs2LfxBPudDuI41V1lka8cxg64E66SGe78zJlsUofOg/yqwezdIcdfwik6B4h8LFmWPA9ef9X3FiNFLA==",
"requires": {
"inherits": "^2.0.3",
"string_decoder": "^1.1.1",
"util-deprecate": "^1.0.1"
}
}
}
},
"to-fast-properties": {
"version": "1.0.3",
"resolved": "https://registry.npmjs.org/to-fast-properties/-/to-fast-properties-1.0.3.tgz",
@ -1731,6 +2005,11 @@
"resolved": "https://registry.npmjs.org/which-module/-/which-module-1.0.0.tgz",
"integrity": "sha1-u6Y8qGGUiZT/MHc2CJ47lgJsKk8="
},
"which-pm-runs": {
"version": "1.0.0",
"resolved": "https://registry.npmjs.org/which-pm-runs/-/which-pm-runs-1.0.0.tgz",
"integrity": "sha1-Zws6+8VS4LVd9rd4DKdGFfI60cs="
},
"wide-align": {
"version": "1.1.3",
"resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",

View File

@ -10,11 +10,11 @@
"author": "",
"license": "AGPL-3.0-only",
"dependencies": {
"gm": "^1.23.1",
"mixin-deep": "^2.0.1",
"node-dir": "^0.1.17",
"node-fetch": "^2.6.0",
"pinski": "github:cloudrac3r/pinski#19495f7a1c62fbfd8c685cf5bb5d678788906032",
"rss": "^1.2.2"
"rss": "^1.2.2",
"sharp": "^0.24.0"
}
}

View File

@ -1,7 +1,7 @@
const constants = require("../../lib/constants")
const {request} = require("../../lib/utils/request")
const {proxy} = require("pinski/plugins")
const gm = require("gm")
const sharp = require("sharp")
module.exports = [
{route: "/imageproxy", methods: ["GET"], code: async (input) => {
@ -23,36 +23,24 @@ module.exports = [
const width = +params.get("width")
if (typeof width === "number" && !isNaN(width) && width > 0) {
/*
This uses graphicsmagick to force crop the image to a square.
Some thumbnails aren't square and will be stretched on the page without this.
This uses sharp to force crop the image to a square.
"entropy" seems to currently work better than "attention" on the thumbnail of this shortcode: B55yH20gSl0
Some thumbnails aren't square and would otherwise be stretched on the page without this.
If I cropped the images client side, it would have to be done with CSS background-image, which means no <img srcset>.
*/
return request(url).then(res => {
const image = gm(res.body).gravity("Center").crop(width, width, 0, 0).repage("+")
const converter = sharp().resize(width, width, {position: "entropy"})
return {
statusCode: 200,
contentType: "image/jpeg",
headers: {
"Cache-Control": constants.caching.image_cache_control
},
stream: image.stream("jpg")
stream: res.body.pipe(converter)
}
/*
Alternative buffer-based method for sending file:
return new Promise(resolve => {
image.toBuffer((err, buffer) => {
if (err) console.error(err)
resolve({
statusCode: 200,
contentType: "image/jpeg",
content: buffer
})
})
})
*/
})
} else {
// No specific size was requested, so just stream proxy the file directly.
return proxy(url, {
"Cache-Control": constants.caching.image_cache_control
})