From 219aad8ea57538868c6735860dbcc0873f62dcd8 Mon Sep 17 00:00:00 2001
From: Julie Lala <jules@okfoc.us>
Date: Wed, 29 Jan 2014 09:31:53 -0500
Subject: grunt build process for worker

---
 dist/gif-encode.min.js | 2 ++
 1 file changed, 2 insertions(+)
 create mode 100644 dist/gif-encode.min.js

(limited to 'dist/gif-encode.min.js')

diff --git a/dist/gif-encode.min.js b/dist/gif-encode.min.js
new file mode 100644
index 0000000..70cbb2f
--- /dev/null
+++ b/dist/gif-encode.min.js
@@ -0,0 +1,2 @@
+/* asdf.us/gif-recorder */
+function shuffle(a){var b=new Array(a.length);b[0]=a[0];for(var c=1;c<a.length;c++){var d=Math.floor(Math.random()*c);b[c]=b[d],b[d]=a[c]}return b}function sample(a,b){var c=shuffle(a);return c.slice(0,b)}function GifEncoder(){function a(){var a=this,b=0,c=[];a.init=function(){for(var b=0;WORKERS>b;b++){var d=new Worker("js/vendor/gif-encode/worker.js");d.onmessage=a.receiveWork,c.push(d)}};var d={};a.hire=function(a,b){d[a]=b},a.work=function(a){c[++b%c.length].postMessage(a)},a.receiveWork=function(a){a.data.task in d&&d[a.data.task](a)},a.fire=function(){for(var b in c)c[b].postMessage("close");c=[],a.init()},a.init()}function b(a){console.log("[WORKER]",a.data.message)}function c(a){console.log(Date.now()-q,"quantization done"),i=a.data.neuquant,j=a.data.colortab,f.quantized=!0,f.tube("quantized")}function d(a){var b=a.data.frame_index,c=a.data.frame_data;m[b]=c,f.tube("encoded-frame",m.length,k.length);for(var d=0;d<k.length;d++)if(null==m[d])return;console.log("FINISHED "+k.length);var e=m.join(""),g=window.btoa(e),h="data:image/gif;base64,"+g;f.working=!1,f.tube("rendered",e),f.tube("rendered-url",h),console.log(Date.now()-q,"processed frames"),console.log(Date.now()-p,"done"),r.fire()}function e(a){var b=Date.now();a=Math.min(l.length,a);var c=document.createElement("canvas"),d=c.getContext("2d");c.width=g,c.height=h*a;for(var e=d.getImageData(0,0,c.width,c.height),f=e.data,i=0,j=sample(l,4);a--;)for(var k=j[a],m=k.getImageData(0,0,g,h).data,n=0;n<m.length;i++,n++)f[i]=m[n];return console.log(Date.now()-b,"built spritesheet"),e}var f=this;this.working=!1;var g,h,i,j,k=[],l=[],m=[],n=[],g=0,h=0,o=0,p=Date.now(),q=Date.now(),r=(f.tube=new Tube,new a);r.hire("message",b),r.hire("quantize",c),r.hire("encode",d);var s=(this.reset=function(){s(),i=null,j=null,f.quantized=!1},this.resetFrames=function(){k=[],l=[],m=[],n=[],g=0,h=0,o=0});this.on=function(){f.tube.on.apply(f.tube,arguments)},this.off=function(){f.tube.off.apply(f.tube,arguments)};{var i,j;this.addFrame=function(a,b){var c=a.getContext("2d");k.push(a),l.push(c),n.push(b),1==k.length&&(g=a.width,h=a.height)},this.addFrames=function(a,b){for(var c=0;c<a.length;c++){var d=a[c],e=d.getContext("2d");k.push(d),l.push(e),n.push(b)}k.length==a.length&&(g=a[0].width,h=a[0].height)},this.copyFrame=function(a,b){var c=document.createElement("canvas"),d=c.getContext("2d");d.drawImage(a,0,0,a.width,a.height),k.push(c),l.push(d),n.push(b),1==k.length&&(g=a.width,h=a.height)},this.quantize=function(){p=Date.now(),q=Date.now();var a=e(FRAMES_TO_QUANTIZE);r.work({task:"quantize",imageData:a})},this.encode=function(a,b){function c(){if(e==k.length)return d();var a=l[e],b=a.getImageData(0,0,g,h).data,f=n[e];r.work({task:"encode",frame_index:e,frame_length:l.length-1,height:h,width:g,delay:f,imageData:b,neuquant:i,colortab:j}),e++,setTimeout(c,16)}function d(){f.tube("done_sending")}if(!k.length)throw Error("No frames to encode");a=a||i,b=b||j,q=Date.now(),o=0,console.log("working .... ");var e=0;c()}}}var nextTick=function(){if(window.ActiveXObject||!window.postMessage)var a=function(a){setTimeout(a,0)};else{var b=[],c="next-tick-zero-timeout";window.addEventListener("message",function(a){a.source==window&&a.data==c&&(a.stopPropagation&&a.stopPropagation(),b.length&&b.shift()())},!0);var a=function(a){b.push(a),window.postMessage(c,"*")}}return a}(),Uid=function(){var a=0;return function(){return a++ +""}}(),tokenize=function(){var a=function(b,c){return b.trim().split(c||a.default)};return a.default=/\s+/g,a}(),globber=function(a,b){var c,d=a[0],e=a.slice(1),f=b.length;if("*"===d){for(var g=0;f>=g;++g)if(globber(e,b.slice(g)))return!0;return!1}return c=d===b[0],c&&(!e.length&&!f||globber(e,b.slice(1)))},setproto=function(a,b){if(a.__proto__)a.__proto__=b;else for(var c in b)a[c]=b[c]},Tube=function(){var a={},b=function(a){if(a=a||{},a.queue)var c=function(){var a=arguments;return nextTick(function(){c.send.apply(c,a)}),c};else var c=function(){return c.send.apply(c,arguments),c};return setproto(c,b.proto),c.listeners={},c.globListeners={},c};return b.total={},b.proto={},b.proto.on=function(){var a=this;if("string"==typeof arguments[0]){var b={};b[arguments[0]]=arguments[1];{arguments[2]||{}}}else{var b=arguments[0];arguments[1]||{}}for(var c in b){var d=c.split(" "),e=b[c];Array.isArray(e)||(e=[e]);for(var f,g=0;f=e[g];g++)f.uid||(f.uid=Uid());for(var h,g=0;h=d[g];g++){var i=-1===h.indexOf("*")?a.listeners:a.globListeners;i[h]=h in i?i[h].concat(e):e.concat()}}return a},b.proto.off=function(){var a,b,c,d,e=this;if(0===arguments.length)return e.listeners={},e.globListeners={},e;if(1===arguments.length&&"string"==typeof arguments[0]){for(c=arguments[0].split(" "),b=0;d=c[b];b++)delete e.listeners[d],delete e.globListeners[d];return e}if("function"==typeof arguments[0]||Array.isArray(arguments[0])){var f="function"==typeof arguments[0]?[arguments[0]]:arguments[0];return e}if(arguments.length>1){var g={};g[arguments[0]]=arguments[1]}else var g=arguments[0];for(var h in g){c=h.split(" ");var f=g[h];"function"==typeof f&&(f=[f]);for(var b=0;d=c[b];b++){if(d in e.listeners)a=e.listeners;else{if(!(d in e.globListeners))continue;a=e.globListeners}a[d]=a[d].filter(function(a){return-1===f.indexOf(a)})}}return e},b.proto.send=function(c){b.total[c]||(b.total[c]=0),b.total[c]+=1;var d,e,f,g=this.listeners,h=this.globListeners,i=tokenize(c);if(arguments.length){var j=Array.prototype.splice.call(arguments,1);j.push(c)}else var j=[];for(var k=0;e=i[k];k++){var l={},m={};if(d=g[e])for(var n=0;f=d[n];n++)l[f.uid]=f,m[f.uid]=e;var o=e.split(":");for(var p in h){if("*"!==p){var q=a[p]||(a[p]=p.split(":"));if(!globber(q,o))continue}d=h[p];for(var n=0;f=d[n];n++)l[f.uid]=f,m[f.uid]=e}var r=[];for(var f in l)r.push(l[f]);for(var f,n=0;f=r[n];n++)f.apply(f,j)}return this},b}(),FRAMES_PER_GIF=36,FPS=12,DELAY=Math.floor(1e3/FPS),WORKERS=6,FRAMES_TO_QUANTIZE=4,DO_UPLOAD=!0;
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