diff --git a/dist/gif.js b/dist/gif.js index 2e4d204..27c7cc8 100644 --- a/dist/gif.js +++ b/dist/gif.js @@ -1,3 +1,3 @@ // gif.js 0.2.0 - https://github.com/jnordberg/gif.js -(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.GIF=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o0&&this._events[type].length>m){this._events[type].warned=true;console.error("(node) warning: possible EventEmitter memory "+"leak detected. %d listeners added. "+"Use emitter.setMaxListeners() to increase limit.",this._events[type].length);if(typeof console.trace==="function"){console.trace()}}}return this};EventEmitter.prototype.on=EventEmitter.prototype.addListener;EventEmitter.prototype.once=function(type,listener){if(!isFunction(listener))throw TypeError("listener must be a function");var fired=false;function g(){this.removeListener(type,g);if(!fired){fired=true;listener.apply(this,arguments)}}g.listener=listener;this.on(type,g);return this};EventEmitter.prototype.removeListener=function(type,listener){var list,position,length,i;if(!isFunction(listener))throw TypeError("listener must be a function");if(!this._events||!this._events[type])return this;list=this._events[type];length=list.length;position=-1;if(list===listener||isFunction(list.listener)&&list.listener===listener){delete this._events[type];if(this._events.removeListener)this.emit("removeListener",type,listener)}else if(isObject(list)){for(i=length;i-- >0;){if(list[i]===listener||list[i].listener&&list[i].listener===listener){position=i;break}}if(position<0)return this;if(list.length===1){list.length=0;delete this._events[type]}else{list.splice(position,1)}if(this._events.removeListener)this.emit("removeListener",type,listener)}return this};EventEmitter.prototype.removeAllListeners=function(type){var key,listeners;if(!this._events)return this;if(!this._events.removeListener){if(arguments.length===0)this._events={};else if(this._events[type])delete this._events[type];return this}if(arguments.length===0){for(key in this._events){if(key==="removeListener")continue;this.removeAllListeners(key)}this.removeAllListeners("removeListener");this._events={};return this}listeners=this._events[type];if(isFunction(listeners)){this.removeListener(type,listeners)}else if(listeners){while(listeners.length)this.removeListener(type,listeners[listeners.length-1])}delete this._events[type];return this};EventEmitter.prototype.listeners=function(type){var ret;if(!this._events||!this._events[type])ret=[];else if(isFunction(this._events[type]))ret=[this._events[type]];else ret=this._events[type].slice();return ret};EventEmitter.prototype.listenerCount=function(type){if(this._events){var evlistener=this._events[type];if(isFunction(evlistener))return 1;else if(evlistener)return evlistener.length}return 0};EventEmitter.listenerCount=function(emitter,type){return emitter.listenerCount(type)};function isFunction(arg){return typeof arg==="function"}function isNumber(arg){return typeof arg==="number"}function isObject(arg){return typeof arg==="object"&&arg!==null}function isUndefined(arg){return arg===void 0}},{}],2:[function(require,module,exports){var UA,browser,mode,platform,ua;ua=navigator.userAgent.toLowerCase();platform=navigator.platform.toLowerCase();UA=ua.match(/(opera|ie|firefox|chrome|version)[\s\/:]([\w\d\.]+)?.*?(safari|version[\s\/:]([\w\d\.]+)|$)/)||[null,"unknown",0];mode=UA[1]==="ie"&&document.documentMode;browser={name:UA[1]==="version"?UA[3]:UA[1],version:mode||parseFloat(UA[1]==="opera"&&UA[4]?UA[4]:UA[2]),platform:{name:ua.match(/ip(?:ad|od|hone)/)?"ios":(ua.match(/(?:webos|android)/)||platform.match(/mac|win|linux/)||["other"])[0]}};browser[browser.name]=true;browser[browser.name+parseInt(browser.version,10)]=true;browser.platform[browser.platform.name]=true;module.exports=browser},{}],3:[function(require,module,exports){var EventEmitter,GIF,browser,extend=function(child,parent){for(var key in parent){if(hasProp.call(parent,key))child[key]=parent[key]}function ctor(){this.constructor=child}ctor.prototype=parent.prototype;child.prototype=new ctor;child.__super__=parent.prototype;return child},hasProp={}.hasOwnProperty,indexOf=[].indexOf||function(item){for(var i=0,l=this.length;iref;i=0<=ref?++j:--j){results.push(null)}return results}.call(this);numWorkers=this.spawnWorkers();if(this.options.globalPalette===true){this.renderNextFrame()}else{for(i=j=0,ref=numWorkers;0<=ref?jref;i=0<=ref?++j:--j){this.renderNextFrame()}}this.emit("start");return this.emit("progress",0)};GIF.prototype.abort=function(){var worker;while(true){worker=this.activeWorkers.shift();if(worker==null){break}this.log("killing active worker");worker.terminate()}this.running=false;return this.emit("abort")};GIF.prototype.spawnWorkers=function(){var j,numWorkers,ref,results;numWorkers=Math.min(this.options.workers,this.frames.length);(function(){results=[];for(var j=ref=this.freeWorkers.length;ref<=numWorkers?jnumWorkers;ref<=numWorkers?j++:j--){results.push(j)}return results}).apply(this).forEach(function(_this){return function(i){var worker;_this.log("spawning worker "+i);worker=new Worker(_this.options.workerScript);worker.onmessage=function(event){_this.activeWorkers.splice(_this.activeWorkers.indexOf(worker),1);_this.freeWorkers.push(worker);return _this.frameFinished(event.data)};return _this.freeWorkers.push(worker)}}(this));return numWorkers};GIF.prototype.frameFinished=function(frame){var i,j,ref;this.log("frame "+frame.index+" finished - "+this.activeWorkers.length+" active");this.finishedFrames++;this.emit("progress",this.finishedFrames/this.frames.length);this.imageParts[frame.index]=frame;if(this.options.globalPalette===true){this.options.globalPalette=frame.globalPalette;this.log("global palette analyzed");if(this.frames.length>2){for(i=j=1,ref=this.freeWorkers.length;1<=ref?jref;i=1<=ref?++j:--j){this.renderNextFrame()}}}if(indexOf.call(this.imageParts,null)>=0){return this.renderNextFrame()}else{return this.finishRendering()}};GIF.prototype.finishRendering=function(){var data,frame,i,image,j,k,l,len,len1,len2,len3,offset,page,ref,ref1,ref2;len=0;ref=this.imageParts;for(j=0,len1=ref.length;j=this.frames.length){return}frame=this.frames[this.nextFrame++];worker=this.freeWorkers.shift();task=this.getTask(frame);this.log("starting frame "+(task.index+1)+" of "+this.frames.length);this.activeWorkers.push(worker);return worker.postMessage(task)};GIF.prototype.getContextData=function(ctx){return ctx.getImageData(0,0,this.options.width,this.options.height).data};GIF.prototype.getImageData=function(image){var ctx;if(this._canvas==null){this._canvas=document.createElement("canvas");this._canvas.width=this.options.width;this._canvas.height=this.options.height}ctx=this._canvas.getContext("2d");ctx.setFill=this.options.background;ctx.fillRect(0,0,this.options.width,this.options.height);ctx.drawImage(image,0,0);return this.getContextData(ctx)};GIF.prototype.getTask=function(frame){var index,task;index=this.frames.indexOf(frame);task={index:index,last:index===this.frames.length-1,delay:frame.delay,transparent:frame.transparent,width:this.options.width,height:this.options.height,quality:this.options.quality,dither:this.options.dither,globalPalette:this.options.globalPalette,repeat:this.options.repeat,canTransfer:browser.name==="chrome"};if(frame.data!=null){task.data=frame.data}else if(frame.context!=null){task.data=this.getContextData(frame.context)}else if(frame.image!=null){task.data=this.getImageData(frame.image)}else{throw new Error("Invalid frame")}return task};GIF.prototype.log=function(){var args;args=1<=arguments.length?slice.call(arguments,0):[];if(!this.options.debug){return}return console.log.apply(console,args)};return GIF}(EventEmitter);module.exports=GIF},{"./browser.coffee":2,events:1}]},{},[3])(3)}); +(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.GIF=f()}})(function(){var define,module,exports;return function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o0&&this._events[type].length>m){this._events[type].warned=true;console.error("(node) warning: possible EventEmitter memory "+"leak detected. %d listeners added. "+"Use emitter.setMaxListeners() to increase limit.",this._events[type].length);if(typeof console.trace==="function"){console.trace()}}}return this};EventEmitter.prototype.on=EventEmitter.prototype.addListener;EventEmitter.prototype.once=function(type,listener){if(!isFunction(listener))throw TypeError("listener must be a function");var fired=false;function g(){this.removeListener(type,g);if(!fired){fired=true;listener.apply(this,arguments)}}g.listener=listener;this.on(type,g);return this};EventEmitter.prototype.removeListener=function(type,listener){var list,position,length,i;if(!isFunction(listener))throw TypeError("listener must be a function");if(!this._events||!this._events[type])return this;list=this._events[type];length=list.length;position=-1;if(list===listener||isFunction(list.listener)&&list.listener===listener){delete this._events[type];if(this._events.removeListener)this.emit("removeListener",type,listener)}else if(isObject(list)){for(i=length;i-- >0;){if(list[i]===listener||list[i].listener&&list[i].listener===listener){position=i;break}}if(position<0)return this;if(list.length===1){list.length=0;delete this._events[type]}else{list.splice(position,1)}if(this._events.removeListener)this.emit("removeListener",type,listener)}return this};EventEmitter.prototype.removeAllListeners=function(type){var key,listeners;if(!this._events)return this;if(!this._events.removeListener){if(arguments.length===0)this._events={};else if(this._events[type])delete this._events[type];return this}if(arguments.length===0){for(key in this._events){if(key==="removeListener")continue;this.removeAllListeners(key)}this.removeAllListeners("removeListener");this._events={};return this}listeners=this._events[type];if(isFunction(listeners)){this.removeListener(type,listeners)}else if(listeners){while(listeners.length)this.removeListener(type,listeners[listeners.length-1])}delete this._events[type];return this};EventEmitter.prototype.listeners=function(type){var ret;if(!this._events||!this._events[type])ret=[];else if(isFunction(this._events[type]))ret=[this._events[type]];else ret=this._events[type].slice();return ret};EventEmitter.prototype.listenerCount=function(type){if(this._events){var evlistener=this._events[type];if(isFunction(evlistener))return 1;else if(evlistener)return evlistener.length}return 0};EventEmitter.listenerCount=function(emitter,type){return emitter.listenerCount(type)};function isFunction(arg){return typeof arg==="function"}function isNumber(arg){return typeof arg==="number"}function isObject(arg){return typeof arg==="object"&&arg!==null}function isUndefined(arg){return arg===void 0}},{}],2:[function(require,module,exports){var UA,browser,mode,platform,ua;ua=navigator.userAgent.toLowerCase();platform=navigator.platform.toLowerCase();UA=ua.match(/(opera|ie|firefox|chrome|version)[\s\/:]([\w\d\.]+)?.*?(safari|version[\s\/:]([\w\d\.]+)|$)/)||[null,"unknown",0];mode=UA[1]==="ie"&&document.documentMode;browser={name:UA[1]==="version"?UA[3]:UA[1],version:mode||parseFloat(UA[1]==="opera"&&UA[4]?UA[4]:UA[2]),platform:{name:ua.match(/ip(?:ad|od|hone)/)?"ios":(ua.match(/(?:webos|android)/)||platform.match(/mac|win|linux/)||["other"])[0]}};browser[browser.name]=true;browser[browser.name+parseInt(browser.version,10)]=true;browser.platform[browser.platform.name]=true;module.exports=browser},{}],3:[function(require,module,exports){var EventEmitter,GIF,browser,extend=function(child,parent){for(var key in parent){if(hasProp.call(parent,key))child[key]=parent[key]}function ctor(){this.constructor=child}ctor.prototype=parent.prototype;child.prototype=new ctor;child.__super__=parent.prototype;return child},hasProp={}.hasOwnProperty,indexOf=[].indexOf||function(item){for(var i=0,l=this.length;iref;i=0<=ref?++j:--j){results.push(null)}return results}.call(this);numWorkers=this.spawnWorkers();if(this.options.globalPalette===true){this.renderNextFrame()}else{for(i=j=0,ref=numWorkers;0<=ref?jref;i=0<=ref?++j:--j){this.renderNextFrame()}}this.emit("start");return this.emit("progress",0)};GIF.prototype.abort=function(){var worker;while(true){worker=this.activeWorkers.shift();if(worker==null){break}this.log("killing active worker");worker.terminate()}this.running=false;return this.emit("abort")};GIF.prototype.spawnWorkers=function(){var j,numWorkers,ref,results;numWorkers=Math.min(this.options.workers,this.frames.length);(function(){results=[];for(var j=ref=this.freeWorkers.length;ref<=numWorkers?jnumWorkers;ref<=numWorkers?j++:j--){results.push(j)}return results}).apply(this).forEach(function(_this){return function(i){var worker;_this.log("spawning worker "+i);worker=new Worker(_this.options.workerScript);worker.onmessage=function(event){_this.activeWorkers.splice(_this.activeWorkers.indexOf(worker),1);_this.freeWorkers.push(worker);return _this.frameFinished(event.data)};return _this.freeWorkers.push(worker)}}(this));return numWorkers};GIF.prototype.frameFinished=function(frame){var i,j,ref;this.log("frame "+(frame.index+1)+" finished - "+this.activeWorkers.length+" active");this.finishedFrames++;this.emit("progress",this.finishedFrames/this.frames.length);this.imageParts[frame.index]=frame;if(this.options.globalPalette===true){this.options.globalPalette=frame.globalPalette;this.log("global palette analyzed");if(this.frames.length>2){for(i=j=1,ref=this.freeWorkers.length;1<=ref?jref;i=1<=ref?++j:--j){this.renderNextFrame()}}}if(indexOf.call(this.imageParts,null)>=0){return this.renderNextFrame()}else{return this.finishRendering()}};GIF.prototype.finishRendering=function(){var data,frame,i,image,j,k,l,len,len1,len2,len3,offset,page,ref,ref1,ref2;len=0;ref=this.imageParts;for(j=0,len1=ref.length;j=this.frames.length){return}frame=this.frames[this.nextFrame++];worker=this.freeWorkers.shift();task=this.getTask(frame);this.log("starting frame "+(task.index+1)+" of "+this.frames.length);this.activeWorkers.push(worker);return worker.postMessage(task)};GIF.prototype.getContextData=function(ctx){return ctx.getImageData(0,0,this.options.width,this.options.height).data};GIF.prototype.getImageData=function(image){var ctx;if(this._canvas==null){this._canvas=document.createElement("canvas");this._canvas.width=this.options.width;this._canvas.height=this.options.height}ctx=this._canvas.getContext("2d");ctx.setFill=this.options.background;ctx.fillRect(0,0,this.options.width,this.options.height);ctx.drawImage(image,0,0);return this.getContextData(ctx)};GIF.prototype.getTask=function(frame){var index,task;index=this.frames.indexOf(frame);task={index:index,last:index===this.frames.length-1,delay:frame.delay,transparent:frame.transparent,width:this.options.width,height:this.options.height,quality:this.options.quality,dither:this.options.dither,globalPalette:this.options.globalPalette,repeat:this.options.repeat,canTransfer:browser.name==="chrome"};if(frame.data!=null){task.data=frame.data}else if(frame.context!=null){task.data=this.getContextData(frame.context)}else if(frame.image!=null){task.data=this.getImageData(frame.image)}else{throw new Error("Invalid frame")}return task};GIF.prototype.log=function(){var args;args=1<=arguments.length?slice.call(arguments,0):[];if(!this.options.debug){return}return console.log.apply(console,args)};return GIF}(EventEmitter);module.exports=GIF},{"./browser.coffee":2,events:1}]},{},[3])(3)}); //# sourceMappingURL=gif.js.map diff --git a/dist/gif.js.map b/dist/gif.js.map index c9059f9..d1121fd 100644 --- a/dist/gif.js.map +++ b/dist/gif.js.map 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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o 0 && this._events[type].length > m) {\n this._events[type].warned = true;\n console.error('(node) warning: possible EventEmitter memory ' +\n 'leak detected. %d listeners added. ' +\n 'Use emitter.setMaxListeners() to increase limit.',\n this._events[type].length);\n if (typeof console.trace === 'function') {\n // not supported in IE 10\n console.trace();\n }\n }\n }\n\n return this;\n};\n\nEventEmitter.prototype.on = EventEmitter.prototype.addListener;\n\nEventEmitter.prototype.once = function(type, listener) {\n if (!isFunction(listener))\n throw TypeError('listener must be a function');\n\n var fired = false;\n\n function g() {\n this.removeListener(type, g);\n\n if (!fired) {\n fired = true;\n listener.apply(this, arguments);\n }\n }\n\n g.listener = listener;\n this.on(type, g);\n\n return this;\n};\n\n// emits a 'removeListener' event iff the listener was removed\nEventEmitter.prototype.removeListener = function(type, listener) {\n var list, position, length, i;\n\n if (!isFunction(listener))\n throw TypeError('listener must be a function');\n\n if (!this._events || !this._events[type])\n return this;\n\n list = this._events[type];\n length = list.length;\n position = -1;\n\n if (list === listener ||\n (isFunction(list.listener) && list.listener === listener)) {\n delete this._events[type];\n if (this._events.removeListener)\n this.emit('removeListener', type, listener);\n\n } else if (isObject(list)) {\n for (i = length; i-- > 0;) {\n if (list[i] === listener ||\n (list[i].listener && list[i].listener === listener)) {\n position = i;\n break;\n }\n }\n\n if (position < 0)\n return this;\n\n if (list.length === 1) {\n list.length = 0;\n delete this._events[type];\n } else {\n list.splice(position, 1);\n }\n\n if (this._events.removeListener)\n this.emit('removeListener', type, listener);\n }\n\n return this;\n};\n\nEventEmitter.prototype.removeAllListeners = function(type) {\n var key, listeners;\n\n if (!this._events)\n return this;\n\n // not listening for removeListener, no need to emit\n if (!this._events.removeListener) {\n if (arguments.length === 0)\n this._events = {};\n else if (this._events[type])\n delete this._events[type];\n return this;\n }\n\n // emit removeListener for all listeners on all events\n if (arguments.length === 0) {\n for (key in this._events) {\n if (key === 'removeListener') continue;\n this.removeAllListeners(key);\n }\n this.removeAllListeners('removeListener');\n this._events = {};\n return this;\n }\n\n listeners = this._events[type];\n\n if (isFunction(listeners)) {\n this.removeListener(type, listeners);\n } else if (listeners) {\n // LIFO order\n while (listeners.length)\n this.removeListener(type, listeners[listeners.length - 1]);\n }\n delete this._events[type];\n\n return this;\n};\n\nEventEmitter.prototype.listeners = function(type) {\n var ret;\n if (!this._events || !this._events[type])\n ret = [];\n else if (isFunction(this._events[type]))\n ret = [this._events[type]];\n else\n ret = this._events[type].slice();\n return ret;\n};\n\nEventEmitter.prototype.listenerCount = function(type) {\n if (this._events) {\n var evlistener = this._events[type];\n\n if (isFunction(evlistener))\n return 1;\n else if (evlistener)\n return evlistener.length;\n }\n return 0;\n};\n\nEventEmitter.listenerCount = function(emitter, type) {\n return emitter.listenerCount(type);\n};\n\nfunction isFunction(arg) {\n return typeof arg === 'function';\n}\n\nfunction isNumber(arg) {\n return typeof arg === 'number';\n}\n\nfunction isObject(arg) {\n return typeof arg === 'object' && arg !== null;\n}\n\nfunction isUndefined(arg) {\n return arg === void 0;\n}\n","### CoffeeScript version of the browser detection from MooTools ###\n\nua = navigator.userAgent.toLowerCase()\nplatform = navigator.platform.toLowerCase()\nUA = ua.match(/(opera|ie|firefox|chrome|version)[\\s\\/:]([\\w\\d\\.]+)?.*?(safari|version[\\s\\/:]([\\w\\d\\.]+)|$)/) or [null, 'unknown', 0]\nmode = UA[1] == 'ie' && document.documentMode\n\nbrowser =\n name: if UA[1] is 'version' then UA[3] else UA[1]\n version: mode or parseFloat(if UA[1] is 'opera' && UA[4] then UA[4] else UA[2])\n\n platform:\n name: if ua.match(/ip(?:ad|od|hone)/) then 'ios' else (ua.match(/(?:webos|android)/) or platform.match(/mac|win|linux/) or ['other'])[0]\n\nbrowser[browser.name] = true\nbrowser[browser.name + parseInt(browser.version, 10)] = true\nbrowser.platform[browser.platform.name] = true\n\nmodule.exports = browser\n","{EventEmitter} = require 'events'\nbrowser = require './browser.coffee'\n\nclass GIF extends EventEmitter\n\n defaults =\n workerScript: 'gif.worker.js'\n workers: 2\n repeat: 0 # repeat forever, -1 = repeat once\n background: '#fff'\n quality: 10 # pixel sample interval, lower is better\n width: null # size derermined from first frame if possible\n height: null\n transparent: null\n debug: false\n dither: false # see GIFEncoder.js for dithering options\n\n frameDefaults =\n delay: 500 # ms\n copy: false\n\n constructor: (options) ->\n @running = false\n\n @options = {}\n @frames = []\n\n @freeWorkers = []\n @activeWorkers = []\n\n @setOptions options\n for key, value of defaults\n 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frame.image = image\n else\n throw new Error 'Invalid image'\n\n @frames.push frame\n\n render: ->\n throw new Error 'Already running' if @running\n\n if not @options.width? or not @options.height?\n throw new Error 'Width and height must be set prior to rendering'\n\n @running = true\n @nextFrame = 0\n @finishedFrames = 0\n\n @imageParts = (null for i in [0...@frames.length])\n numWorkers = @spawnWorkers()\n # we need to wait for the palette\n if @options.globalPalette == true\n @renderNextFrame()\n else\n @renderNextFrame() for i in [0...numWorkers]\n\n @emit 'start'\n @emit 'progress', 0\n\n abort: ->\n loop\n worker = @activeWorkers.shift()\n break unless worker?\n @log 'killing active worker'\n worker.terminate()\n @running = false\n @emit 'abort'\n\n # private\n\n spawnWorkers: ->\n numWorkers = Math.min(@options.workers, @frames.length)\n [@freeWorkers.length...numWorkers].forEach (i) =>\n @log \"spawning worker #{ i }\"\n worker = new Worker @options.workerScript\n worker.onmessage = (event) =>\n @activeWorkers.splice @activeWorkers.indexOf(worker), 1\n @freeWorkers.push worker\n @frameFinished event.data\n @freeWorkers.push worker\n return numWorkers\n\n frameFinished: (frame) ->\n @log \"frame #{ frame.index } finished - #{ @activeWorkers.length } active\"\n @finishedFrames++\n @emit 'progress', @finishedFrames / @frames.length\n @imageParts[frame.index] = frame\n # remember calculated palette, spawn the rest of the workers\n if @options.globalPalette == true\n @options.globalPalette = frame.globalPalette\n @log 'global palette analyzed'\n @renderNextFrame() for i in [1...@freeWorkers.length] if @frames.length > 2\n if null in @imageParts\n @renderNextFrame()\n else\n @finishRendering()\n\n finishRendering: ->\n len = 0\n for frame in @imageParts\n len += (frame.data.length - 1) * frame.pageSize + frame.cursor\n len += frame.pageSize - frame.cursor\n @log \"rendering finished - filesize #{ Math.round(len / 1000) }kb\"\n data = new Uint8Array len\n offset = 0\n for frame in @imageParts\n for page, i in frame.data\n data.set page, offset\n if i is frame.data.length - 1\n offset += frame.cursor\n else\n offset += frame.pageSize\n\n image = new Blob [data],\n type: 'image/gif'\n\n @emit 'finished', image, data\n\n renderNextFrame: ->\n throw new Error 'No free workers' if @freeWorkers.length is 0\n return if @nextFrame >= @frames.length # no new frame to render\n\n frame = @frames[@nextFrame++]\n worker = @freeWorkers.shift()\n task = @getTask frame\n\n @log \"starting frame #{ task.index + 1 } of #{ @frames.length }\"\n @activeWorkers.push worker\n worker.postMessage task#, [task.data.buffer]\n\n getContextData: (ctx) ->\n return ctx.getImageData(0, 0, @options.width, @options.height).data\n\n getImageData: (image) ->\n if not @_canvas?\n @_canvas = document.createElement 'canvas'\n @_canvas.width = @options.width\n @_canvas.height = @options.height\n\n ctx = @_canvas.getContext '2d'\n ctx.setFill = @options.background\n ctx.fillRect 0, 0, @options.width, @options.height\n ctx.drawImage image, 0, 0\n\n return @getContextData ctx\n\n getTask: (frame) ->\n index = @frames.indexOf frame\n task =\n index: index\n last: index is (@frames.length - 1)\n delay: frame.delay\n transparent: frame.transparent\n width: @options.width\n height: @options.height\n quality: @options.quality\n dither: @options.dither\n globalPalette: @options.globalPalette\n repeat: @options.repeat\n canTransfer: (browser.name is 'chrome')\n\n if frame.data?\n task.data = frame.data\n else if frame.context?\n task.data = @getContextData frame.context\n else if frame.image?\n task.data = @getImageData frame.image\n else\n throw new Error 'Invalid frame'\n\n return task\n\n log: (args...) ->\n return unless @options.debug\n console.log args...\n\n\nmodule.exports = GIF\n"]} \ No newline at end of file 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e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require==\"function\"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error(\"Cannot find module '\"+o+\"'\");throw f.code=\"MODULE_NOT_FOUND\",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require==\"function\"&&require;for(var o=0;o 0 && this._events[type].length > m) {\n this._events[type].warned = true;\n console.error('(node) warning: possible EventEmitter memory ' +\n 'leak detected. %d listeners added. ' +\n 'Use emitter.setMaxListeners() to increase limit.',\n this._events[type].length);\n if (typeof console.trace === 'function') {\n // not supported in IE 10\n console.trace();\n }\n }\n }\n\n return this;\n};\n\nEventEmitter.prototype.on = EventEmitter.prototype.addListener;\n\nEventEmitter.prototype.once = function(type, listener) {\n if (!isFunction(listener))\n throw TypeError('listener must be a function');\n\n var fired = false;\n\n function g() {\n this.removeListener(type, g);\n\n if (!fired) {\n fired = true;\n listener.apply(this, arguments);\n }\n }\n\n g.listener = listener;\n this.on(type, g);\n\n return this;\n};\n\n// emits a 'removeListener' event iff the listener was removed\nEventEmitter.prototype.removeListener = function(type, listener) {\n var list, position, length, i;\n\n if (!isFunction(listener))\n throw TypeError('listener must be a function');\n\n if (!this._events || !this._events[type])\n return this;\n\n list = this._events[type];\n length = list.length;\n position = -1;\n\n if (list === listener ||\n (isFunction(list.listener) && list.listener === listener)) {\n delete this._events[type];\n if (this._events.removeListener)\n this.emit('removeListener', type, listener);\n\n } else if (isObject(list)) {\n for (i = length; i-- > 0;) {\n if (list[i] === listener ||\n (list[i].listener && list[i].listener === listener)) {\n position = i;\n break;\n }\n }\n\n if (position < 0)\n return this;\n\n if (list.length === 1) {\n list.length = 0;\n delete this._events[type];\n } else {\n list.splice(position, 1);\n }\n\n if (this._events.removeListener)\n this.emit('removeListener', type, listener);\n }\n\n return this;\n};\n\nEventEmitter.prototype.removeAllListeners = function(type) {\n var key, listeners;\n\n if (!this._events)\n return this;\n\n // not listening for removeListener, no need to emit\n if (!this._events.removeListener) {\n if (arguments.length === 0)\n this._events = {};\n else if (this._events[type])\n delete this._events[type];\n return this;\n }\n\n // emit removeListener for all listeners on all events\n if (arguments.length === 0) {\n for (key in this._events) {\n if (key === 'removeListener') continue;\n this.removeAllListeners(key);\n }\n this.removeAllListeners('removeListener');\n this._events = {};\n return this;\n }\n\n listeners = this._events[type];\n\n if (isFunction(listeners)) {\n this.removeListener(type, listeners);\n } else if (listeners) {\n // LIFO order\n while (listeners.length)\n this.removeListener(type, listeners[listeners.length - 1]);\n }\n delete this._events[type];\n\n return this;\n};\n\nEventEmitter.prototype.listeners = function(type) {\n var ret;\n if (!this._events || !this._events[type])\n ret = [];\n else if (isFunction(this._events[type]))\n ret = [this._events[type]];\n else\n ret = this._events[type].slice();\n return ret;\n};\n\nEventEmitter.prototype.listenerCount = function(type) {\n if (this._events) {\n var evlistener = this._events[type];\n\n if (isFunction(evlistener))\n return 1;\n else if (evlistener)\n return evlistener.length;\n }\n return 0;\n};\n\nEventEmitter.listenerCount = function(emitter, type) {\n return emitter.listenerCount(type);\n};\n\nfunction isFunction(arg) {\n return typeof arg === 'function';\n}\n\nfunction isNumber(arg) {\n return typeof arg === 'number';\n}\n\nfunction isObject(arg) {\n return typeof arg === 'object' && arg !== null;\n}\n\nfunction isUndefined(arg) {\n return arg === void 0;\n}\n","### CoffeeScript version of the browser detection from MooTools ###\n\nua = navigator.userAgent.toLowerCase()\nplatform = navigator.platform.toLowerCase()\nUA = ua.match(/(opera|ie|firefox|chrome|version)[\\s\\/:]([\\w\\d\\.]+)?.*?(safari|version[\\s\\/:]([\\w\\d\\.]+)|$)/) or [null, 'unknown', 0]\nmode = UA[1] == 'ie' && document.documentMode\n\nbrowser =\n name: if UA[1] is 'version' then UA[3] else UA[1]\n version: mode or parseFloat(if UA[1] is 'opera' && UA[4] then UA[4] else UA[2])\n\n platform:\n name: if ua.match(/ip(?:ad|od|hone)/) then 'ios' else (ua.match(/(?:webos|android)/) or platform.match(/mac|win|linux/) or ['other'])[0]\n\nbrowser[browser.name] = true\nbrowser[browser.name + parseInt(browser.version, 10)] = true\nbrowser.platform[browser.platform.name] = true\n\nmodule.exports = browser\n","{EventEmitter} = require 'events'\nbrowser = require './browser.coffee'\n\nclass GIF extends EventEmitter\n\n defaults =\n workerScript: 'gif.worker.js'\n workers: 2\n repeat: 0 # repeat forever, -1 = repeat once\n background: '#fff'\n quality: 10 # pixel sample interval, lower is better\n width: null # size derermined from first frame if possible\n height: null\n transparent: null\n debug: false\n dither: false # see GIFEncoder.js for dithering options\n\n frameDefaults =\n delay: 500 # ms\n copy: false\n\n constructor: (options) ->\n @running = false\n\n @options = {}\n @frames = []\n\n @freeWorkers = []\n @activeWorkers = []\n\n @setOptions options\n for key, value of defaults\n @options[key] ?= value\n\n setOption: (key, value) ->\n @options[key] = value\n if @_canvas? and key in ['width', 'height']\n @_canvas[key] = value\n\n setOptions: (options) ->\n @setOption key, value for own key, value of options\n\n addFrame: (image, options={}) ->\n frame = {}\n frame.transparent = @options.transparent\n for key of frameDefaults\n frame[key] = options[key] or frameDefaults[key]\n\n # use the images width and height for options unless already set\n @setOption 'width', image.width unless @options.width?\n @setOption 'height', image.height unless @options.height?\n\n if ImageData? and image instanceof ImageData\n frame.data = image.data\n else if (CanvasRenderingContext2D? and image instanceof CanvasRenderingContext2D) or (WebGLRenderingContext? and image instanceof WebGLRenderingContext)\n if options.copy\n frame.data = @getContextData image\n else\n frame.context = image\n else if image.childNodes?\n if options.copy\n frame.data = @getImageData image\n else\n frame.image = image\n else\n throw new Error 'Invalid image'\n\n @frames.push frame\n\n render: ->\n throw new Error 'Already running' if @running\n\n if not @options.width? or not @options.height?\n throw new Error 'Width and height must be set prior to rendering'\n\n @running = true\n @nextFrame = 0\n @finishedFrames = 0\n\n @imageParts = (null for i in [0...@frames.length])\n numWorkers = @spawnWorkers()\n # we need to wait for the palette\n if @options.globalPalette == true\n @renderNextFrame()\n else\n @renderNextFrame() for i in [0...numWorkers]\n\n @emit 'start'\n @emit 'progress', 0\n\n abort: ->\n loop\n worker = @activeWorkers.shift()\n break unless worker?\n @log 'killing active worker'\n worker.terminate()\n @running = false\n @emit 'abort'\n\n # private\n\n spawnWorkers: ->\n numWorkers = Math.min(@options.workers, @frames.length)\n [@freeWorkers.length...numWorkers].forEach (i) =>\n @log \"spawning worker #{ i }\"\n worker = new Worker @options.workerScript\n worker.onmessage = (event) =>\n @activeWorkers.splice @activeWorkers.indexOf(worker), 1\n @freeWorkers.push worker\n @frameFinished event.data\n @freeWorkers.push worker\n return numWorkers\n\n frameFinished: (frame) ->\n @log \"frame #{ frame.index + 1 } finished - #{ @activeWorkers.length } active\"\n @finishedFrames++\n @emit 'progress', @finishedFrames / @frames.length\n @imageParts[frame.index] = frame\n # remember calculated palette, spawn the rest of the workers\n if @options.globalPalette == true\n @options.globalPalette = frame.globalPalette\n @log 'global palette analyzed'\n @renderNextFrame() for i in [1...@freeWorkers.length] if @frames.length > 2\n if null in @imageParts\n @renderNextFrame()\n else\n @finishRendering()\n\n finishRendering: ->\n len = 0\n for frame in @imageParts\n len += (frame.data.length - 1) * frame.pageSize + frame.cursor\n len += frame.pageSize - frame.cursor\n @log \"rendering finished - filesize #{ Math.round(len / 1000) }kb\"\n data = new Uint8Array len\n offset = 0\n for frame in @imageParts\n for page, i in frame.data\n data.set page, offset\n if i is frame.data.length - 1\n offset += frame.cursor\n else\n offset += frame.pageSize\n\n image = new Blob [data],\n type: 'image/gif'\n\n @emit 'finished', image, data\n\n renderNextFrame: ->\n throw new Error 'No free workers' if @freeWorkers.length is 0\n return if @nextFrame >= @frames.length # no new frame to render\n\n frame = @frames[@nextFrame++]\n worker = @freeWorkers.shift()\n task = @getTask frame\n\n @log \"starting frame #{ task.index + 1 } of #{ @frames.length }\"\n @activeWorkers.push worker\n worker.postMessage task#, [task.data.buffer]\n\n getContextData: (ctx) ->\n return ctx.getImageData(0, 0, @options.width, @options.height).data\n\n getImageData: (image) ->\n if not @_canvas?\n @_canvas = document.createElement 'canvas'\n @_canvas.width = @options.width\n @_canvas.height = @options.height\n\n ctx = @_canvas.getContext '2d'\n ctx.setFill = @options.background\n ctx.fillRect 0, 0, @options.width, @options.height\n ctx.drawImage image, 0, 0\n\n return @getContextData ctx\n\n getTask: (frame) ->\n index = @frames.indexOf frame\n task =\n index: index\n last: index is (@frames.length - 1)\n delay: frame.delay\n transparent: frame.transparent\n width: @options.width\n height: @options.height\n quality: @options.quality\n dither: @options.dither\n globalPalette: @options.globalPalette\n repeat: @options.repeat\n canTransfer: (browser.name is 'chrome')\n\n if frame.data?\n task.data = frame.data\n else if frame.context?\n task.data = @getContextData frame.context\n else if frame.image?\n task.data = @getImageData frame.image\n else\n throw new Error 'Invalid frame'\n\n return task\n\n log: (args...) ->\n return unless @options.debug\n console.log args...\n\n\nmodule.exports = GIF\n"]} \ No newline at end of file diff --git a/src/gif.coffee b/src/gif.coffee index 6f5e0f0..0cac79a 100644 --- a/src/gif.coffee +++ b/src/gif.coffee @@ -112,7 +112,7 @@ class GIF extends EventEmitter return numWorkers frameFinished: (frame) -> - @log "frame #{ frame.index } finished - #{ @activeWorkers.length } active" + @log "frame #{ frame.index + 1 } finished - #{ @activeWorkers.length } active" @finishedFrames++ @emit 'progress', @finishedFrames / @frames.length @imageParts[frame.index] = frame