Last active
November 8, 2019 07:44
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Save bootjp/12e3624be1b5e23156a762daa1279e50 to your computer and use it in GitHub Desktop.
status pageを開いて実行する ex: https://twitter.com/bootjp/status/1192590239996375040
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document.querySelectorAll('img[src*="https://pbs.twimg.com/media/"]').forEach(function(ele) { | |
// 最初の要素はformatがついていないので | |
let index = ele.src.indexOf('?'); | |
let url; | |
if (index !== -1) { | |
url = ele.src.substr(0, index) | |
} else { | |
url = ele.src | |
} | |
url += '?format=png&name=4096x4096'; | |
// please disable popup block. | |
window.open(url); | |
}); |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
document.querySelectorAll('img[src*="https://pbs.twimg.com/media/"]').forEach(function(ele) { | |
// 最初の要素はformatがついていないので | |
let index = ele.src.indexOf('?'); | |
let url; | |
if (index !== -1) { | |
url = ele.src.substr(0, index) | |
} else { | |
url = ele.src | |
} | |
url += '?format=png&name=4096x4096'; | |
console.log(url); | |
let img = document.createElement('img'); | |
img.crossOrigin = "Anonymous"; | |
img.addEventListener('load', function () { | |
let cvs = document.createElement('canvas'); | |
document.body.appendChild(cvs); | |
cvs.width = img.width; | |
cvs.height = img.height; | |
let ctx = cvs.getContext('2d'); | |
ctx.drawImage(img, 0, 0); | |
let data_url = cvs.toDataURL('image/png'); | |
// dataurl まで作ったのであとはよしなにやれば行けるはず | |
}); | |
img.src = url; | |
document.body.appendChild(img); | |
}); |
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