[ Launch: ascii img chinese nate ] 5650826 by enjalot
[ Launch: ascii img chinese EJ ] 5650770 by enjalot
[ Launch: ascii img chinese scale ] 5650748 by enjalot
[ Launch: ascii img chinese ] 5650680 by enjalot
[ Launch: ascii img distort ] 5650665 by enjalot
[ Launch: ascii img ] 5650648 by enjalot
[ Launch: ascii img ] 5650606 by enjalot
[ Launch: ascii img ] 5650597 by enjalot
[ Launch: ascii img ] 5650576 by enjalot
[ Launch: ascii img ] 5649949 by enjalot
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ascii img chinese nate
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{"description":"ascii img chinese nate","endpoint":"","display":"div","public":true,"require":[],"fileconfigs":{"inlet.js":{"default":true,"vim":false,"emacs":false,"fontSize":12},"img.html":{"default":true,"vim":false,"emacs":false,"fontSize":12},"style.css":{"default":true,"vim":false,"emacs":false,"fontSize":12},"_.md":{"default":true,"vim":false,"emacs":false,"fontSize":12},"config.json":{"default":true,"vim":false,"emacs":false,"fontSize":12}},"fullscreen":false,"play":false,"loop":false,"restart":false,"autoinit":true,"pause":true,"loop_type":"period","bv":false,"nclones":15,"clone_opacity":0.4,"duration":3000,"ease":"linear","dt":0.01,"thumbnail":"http://i.imgur.com/JqNoQR3.png"} |
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<img id="theimage" src=""> | |
<div id="container"> | |
<pre id="ascii"> | |
</pre> | |
</div> |
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//ascii artify. from: http://thecodeplayer.com/walkthrough/cool-ascii-animation-using-an-image-sprite-canvas-and-javascript | |
/* stupid cross domain security policy | |
*/ | |
var cors = "http://www.corsproxy.com/" | |
var link = "i.imgur.com/5IR3ZAs.png"; | |
link = "sphotos-b.xx.fbcdn.net/hphotos-snc7/382186_10102679217214073_2128306817_n.jpg" | |
link = "sphotos-a.xx.fbcdn.net/hphotos-prn1/66647_10100361912007283_4113584_n.jpg" | |
//link = "si0.twimg.com/profile_images/1597832150/photo_normal.jpg" | |
//link = "si0.twimg.com/profile_images/3283570786/2c8b223b3f1dc83936e0191f61da111f_normal.png" | |
var asciiScale = d3.scale.ordinal() | |
.domain(['我', '你', "大", "一" ,"。"]) | |
.range([0, 50, 121, 200, 255]) | |
//.domain(['我', '你', '有', "不", "大", "又", "一" ,"。"]) | |
//.range([0, 50, 127, 150, 175, 200, 230, 250, 255]) | |
//var img = document.getElementById("theimage"); | |
//var W = img.width; | |
//var H = img.height; | |
var maxWidth = 200; //tributary.sw; | |
var maxHeight = 300;//tributary.sh; | |
var W = 400;//tributary.sw; | |
var H = 333;//tributary.sh; | |
//temporary canvas for pixel processing | |
var tcanvas = document.createElement("canvas"); | |
tcanvas.width = W; | |
tcanvas.height = H; //same as the image | |
var tc = tcanvas.getContext("2d"); | |
//painting the canvas white before painting the image to deal with pngs | |
tc.fillStyle = "white"; | |
tc.fillRect(0, 0, W, H); | |
var canvasCopy = document.createElement("canvas"); | |
var copyCtx = canvasCopy.getContext("2d"); | |
d3.select("#display").node().appendChild(tcanvas) | |
//drawing the image on the canvas | |
//tc.drawImage(img, 0, 0, W, H); | |
var img = new Image(); | |
img.onload = function() { | |
//tc.drawImage(img, 0, 0); | |
console.log("img dims", img.width, img.height); | |
var ratio = 1; | |
if(img.width > maxWidth) | |
ratio = maxWidth / img.width; | |
else if(img.height > maxHeight) | |
ratio = maxHeight / img.height; | |
canvasCopy.width = img.width; | |
canvasCopy.height = img.height; | |
copyCtx.drawImage(img, 0, -100); | |
W = tcanvas.width = img.width * ratio; | |
H = tcanvas.height = img.height * ratio; | |
tc.drawImage(canvasCopy, 0, 0, canvasCopy.width, canvasCopy.height, 0, 0, tcanvas.width, tcanvas.height); | |
var data = tc.getImageData(0,0,W, H); //chrome will not fail | |
console.log("W,H", W,H); | |
render(data) | |
} | |
img.crossOrigin = ''; | |
img.src = cors + link; | |
function render(pixels) { | |
//accessing pixel data | |
//var pixels = tc.getImageData(0, 0, W, H); | |
var colordata = pixels.data; | |
//every pixel gives 4 integers -> r, g, b, a | |
//so length of colordata array is W*H*4 | |
var ascii = document.getElementById("ascii"); | |
asciiScale.invert = function(x) { | |
return this.domain()[d3.bisect(this.range(), x) - 1]; | |
} | |
//console.log(asciiScale.invert(212)); | |
var factor = 4; | |
//some variables | |
var r, g, b, gray; | |
var character, line = ""; | |
for(var i = 0; i < colordata.length; i = i+4) | |
{ | |
r = colordata[i]; | |
g = colordata[i+1]; | |
b = colordata[i+2]; | |
//converting the pixel into grayscale | |
gray = r*0.2126 + g*0.7152 + b*0.0722; | |
//overwriting the colordata array with grayscale values | |
//colordata[i] = colordata[i+1] = colordata[i+2] = gray; | |
//text for ascii art. | |
//blackish = dense characters like "W", "@" | |
//whitish = light characters like "`", "." | |
character = asciiScale.invert(gray); | |
//newlines and injection into dom | |
if(i != 0 && (i/4)%W == 0) //if the pointer reaches end of pixel-line | |
{ | |
ascii.appendChild(document.createTextNode(line)); | |
//newline | |
ascii.appendChild(document.createElement("br")); | |
//emptying line for the next row of pixels. | |
line = ""; | |
} | |
line += character; | |
} | |
} |
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#display { | |
overflow:scroll; | |
} | |
#container { | |
width: 300% | |
} | |
#ascii { | |
width: 100%; | |
text-wrap: none; | |
font-size: 8px; | |
font-family: monospace; | |
line-height: 1em; | |
} |
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