/** gifler.js | github.com/themadcreator/gifler | @license: Apache-2.0 */
!function e(t,r,n){function i(o,s){if(!r[o]){if(!t[o]){var h="function"==typeof require&&require;if(!s&&h)return h(o,!0);if(a)return a(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var u=r[o]={exports:{}};t[o][0].call(u.exports,function(e){var r=t[o][1][e];return i(r?r:e)},u,u.exports,e,t,r,n)}return r[o].exports}for(var a="function"==typeof require&&require,o=0;o<n.length;o++)i(n[o]);return i}({1:[function(e,t,r){function n(e,t,r,n){function a(e){var t=e.length;if(2>t||t>256||t&t-1)throw"Invalid code/color length, must be power of 2 and 2 .. 256.";return t}var o=0,n=void 0===n?{}:n,s=void 0===n.loop?null:n.loop,h=void 0===n.palette?null:n.palette;if(0>=t||0>=r||t>65535||r>65535)throw"Width/Height invalid.";e[o++]=71,e[o++]=73,e[o++]=70,e[o++]=56,e[o++]=57,e[o++]=97;var f=0,u=0;if(null!==h){for(var l=a(h);l>>=1;)++f;if(l=1<<f,--f,void 0!==n.background){if(u=n.background,u>=l)throw"Background index out of range.";if(0===u)throw"Background index explicitly passed as 0."}}if(e[o++]=255&t,e[o++]=t>>8&255,e[o++]=255&r,e[o++]=r>>8&255,e[o++]=(null!==h?128:0)|f,e[o++]=u,e[o++]=0,null!==h)for(var d=0,c=h.length;c>d;++d){var p=h[d];e[o++]=p>>16&255,e[o++]=p>>8&255,e[o++]=255&p}if(null!==s){if(0>s||s>65535)throw"Loop count invalid.";e[o++]=33,e[o++]=255,e[o++]=11,e[o++]=78,e[o++]=69,e[o++]=84,e[o++]=83,e[o++]=67,e[o++]=65,e[o++]=80,e[o++]=69,e[o++]=50,e[o++]=46,e[o++]=48,e[o++]=3,e[o++]=1,e[o++]=255&s,e[o++]=s>>8&255,e[o++]=0}var v=!1;this.addFrame=function(t,r,n,s,f,u){if(v===!0&&(--o,v=!1),u=void 0===u?{}:u,0>t||0>r||t>65535||r>65535)throw"x/y invalid.";if(0>=n||0>=s||n>65535||s>65535)throw"Width/Height invalid.";if(f.length<n*s)throw"Not enough pixels for the frame size.";var l=!0,d=u.palette;if((void 0===d||null===d)&&(l=!1,d=h),void 0===d||null===d)throw"Must supply either a local or global palette.";for(var c=a(d),p=0;c>>=1;)++p;c=1<<p;var m=void 0===u.delay?0:u.delay,g=void 0===u.disposal?0:u.disposal;if(0>g||g>3)throw"Disposal out of range.";var _=!1,w=0;if(void 0!==u.transparent&&null!==u.transparent&&(_=!0,w=u.transparent,0>w||w>=c))throw"Transparent color index.";if((0!==g||_||0!==m)&&(e[o++]=33,e[o++]=249,e[o++]=4,e[o++]=g<<2|(_===!0?1:0),e[o++]=255&m,e[o++]=m>>8&255,e[o++]=w,e[o++]=0),e[o++]=44,e[o++]=255&t,e[o++]=t>>8&255,e[o++]=255&r,e[o++]=r>>8&255,e[o++]=255&n,e[o++]=n>>8&255,e[o++]=255&s,e[o++]=s>>8&255,e[o++]=l===!0?128|p-1:0,l===!0)for(var x=0,y=d.length;y>x;++x){var F=d[x];e[o++]=F>>16&255,e[o++]=F>>8&255,e[o++]=255&F}o=i(e,o,2>p?2:p,f)},this.end=function(){return v===!1&&(e[o++]=59,v=!0),o}}function i(e,t,r,n){function i(r){for(;d>=r;)e[t++]=255&c,c>>=8,d-=8,t===o+256&&(e[o]=255,o=t++)}function a(e){c|=e<<d,d+=l,i(8)}e[t++]=r;var o=t++,s=1<<r,h=s-1,f=s+1,u=f+1,l=r+1,d=0,c=0,p=n[0]&h,v={};a(s);for(var m=1,g=n.length;g>m;++m){var _=n[m]&h,w=p<<8|_,x=v[w];if(void 0===x){for(c|=p<<d,d+=l;d>=8;)e[t++]=255&c,c>>=8,d-=8,t===o+256&&(e[o]=255,o=t++);4096===u?(a(s),u=f+1,l=r+1,v={}):(u>=1<<l&&++l,v[w]=u++),p=_}else p=x}return a(p),a(f),i(1),o+1===t?e[o]=0:(e[o]=t-o-1,e[t++]=0),t}function a(e){var t=0;if(71!==e[t++]||73!==e[t++]||70!==e[t++]||56!==e[t++]||56!==(e[t++]+1&253)||97!==e[t++])throw"Invalid GIF 87a/89a header.";var r=e[t++]|e[t++]<<8,n=e[t++]|e[t++]<<8,i=e[t++],a=i>>7,s=7&i,h=1<<s+1;e[t++];e[t++];var f=null;a&&(f=t,t+=3*h);var u=!0,l=[],d=0,c=null,p=0,v=null;for(this.width=r,this.height=n;u&&t<e.length;)switch(e[t++]){case 33:switch(e[t++]){case 255:if(11!==e[t]||78==e[t+1]&&69==e[t+2]&&84==e[t+3]&&83==e[t+4]&&67==e[t+5]&&65==e[t+6]&&80==e[t+7]&&69==e[t+8]&&50==e[t+9]&&46==e[t+10]&&48==e[t+11]&&3==e[t+12]&&1==e[t+13]&&0==e[t+16])t+=14,v=e[t++]|e[t++]<<8,t++;else for(t+=12;;){var m=e[t++];if(0===m)break;t+=m}break;case 249:if(4!==e[t++]||0!==e[t+4])throw"Invalid graphics extension block.";var g=e[t++];d=e[t++]|e[t++]<<8,c=e[t++],0===(1&g)&&(c=null),p=g>>2&7,t++;break;case 254:for(;;){var m=e[t++];if(0===m)break;t+=m}break;default:throw"Unknown graphic control label: 0x"+e[t-1].toString(16)}break;case 44:var _=e[t++]|e[t++]<<8,w=e[t++]|e[t++]<<8,x=e[t++]|e[t++]<<8,y=e[t++]|e[t++]<<8,F=e[t++],b=F>>7,I=F>>6&1,k=7&F,C=1<<k+1,A=f,D=!1;if(b){var D=!0;A=t,t+=3*C}var R=t;for(t++;;){var m=e[t++];if(0===m)break;t+=m}l.push({x:_,y:w,width:x,height:y,has_local_palette:D,palette_offset:A,data_offset:R,data_length:t-R,transparent_index:c,interlaced:!!I,delay:d,disposal:p});break;case 59:u=!1;break;default:throw"Unknown gif block: 0x"+e[t-1].toString(16)}this.numFrames=function(){return l.length},this.loopCount=function(){return v},this.frameInfo=function(e){if(0>e||e>=l.length)throw"Frame index out of range.";return l[e]},this.decodeAndBlitFrameBGRA=function(t,n){var i=this.frameInfo(t),a=i.width*i.height,s=new Uint8Array(a);o(e,i.data_offset,s,a);var h=i.palette_offset,f=i.transparent_index;null===f&&(f=256);var u=i.width,l=r-u,d=u,c=4*(i.y*r+i.x),p=4*((i.y+i.height)*r+i.x),v=c,m=4*l;i.interlaced===!0&&(m+=4*r*7);for(var g=8,_=0,w=s.length;w>_;++_){var x=s[_];if(0===d&&(v+=m,d=u,v>=p&&(m=4*l+4*r*(g-1),v=c+(u+l)*(g<<1),g>>=1)),x===f)v+=4;else{var y=e[h+3*x],F=e[h+3*x+1],b=e[h+3*x+2];n[v++]=b,n[v++]=F,n[v++]=y,n[v++]=255}--d}},this.decodeAndBlitFrameRGBA=function(t,n){var i=this.frameInfo(t),a=i.width*i.height,s=new Uint8Array(a);o(e,i.data_offset,s,a);var h=i.palette_offset,f=i.transparent_index;null===f&&(f=256);var u=i.width,l=r-u,d=u,c=4*(i.y*r+i.x),p=4*((i.y+i.height)*r+i.x),v=c,m=4*l;i.interlaced===!0&&(m+=4*r*7);for(var g=8,_=0,w=s.length;w>_;++_){var x=s[_];if(0===d&&(v+=m,d=u,v>=p&&(m=4*l+4*r*(g-1),v=c+(u+l)*(g<<1),g>>=1)),x===f)v+=4;else{var y=e[h+3*x],F=e[h+3*x+1],b=e[h+3*x+2];n[v++]=y,n[v++]=F,n[v++]=b,n[v++]=255}--d}}}function o(e,t,r,n){for(var i=e[t++],a=1<<i,o=a+1,s=o+1,h=i+1,f=(1<<h)-1,u=0,l=0,d=0,c=e[t++],p=new Int32Array(4096),v=null;;){for(;16>u&&0!==c;)l|=e[t++]<<u,u+=8,1===c?c=e[t++]:--c;if(h>u)break;var m=l&f;if(l>>=h,u-=h,m!==a){if(m===o)break;for(var g=s>m?m:v,_=0,w=g;w>a;)w=p[w]>>8,++_;var x=w,y=d+_+(g!==m?1:0);if(y>n)return void console.log("Warning, gif stream longer than expected.");r[d++]=x,d+=_;var F=d;for(g!==m&&(r[d++]=x),w=g;_--;)w=p[w],r[--F]=255&w,w>>=8;null!==v&&4096>s&&(p[s++]=v<<8|x,s>=f+1&&12>h&&(++h,f=f<<1|1)),v=m}else s=o+1,h=i+1,f=(1<<h)-1,v=null}return d!==n&&console.log("Warning, gif stream shorter than expected."),r}try{r.GifWriter=n,r.GifReader=a}catch(e){}},{}],2:[function(e,t,r){var n,i,a,o,s,h,f,u=function(e,t){return function(){return e.apply(t,arguments)}};i=e("omggif").GifReader,h=function(e){var t,r;return r=new XMLHttpRequest,r.open("GET",e,t=!0),r.responseType="arraybuffer",{xhr:r,get:function(e){return r.onload=f(e),r.send(),this},animate:function(e){var t;return t=s(e),r.onload=f(function(e){return e.animateInCanvas(t)}),r.send(),this},frames:function(e,t,n){var i;return null==n&&(n=!1),i=s(e),r.onload=f(function(e){return e.onDrawFrame=t,e.animateInCanvas(i,n)}),r.send(),this}}},f=function(e){return function(t){return e(new n(new i(new Uint8Array(this.response))))}},s=function(e){var t,r;if("string"==typeof e&&"CANVAS"===(null!=(r=t=document.querySelector(e))?r.tagName:void 0))return t;if("CANVAS"===(null!=e?e.tagName:void 0))return e;throw new Error("Unexpected selector type. Valid types are query-selector-string/canvas-element")},a=function(e,t,r){var n,i,a;return n=document.createElement("canvas"),i=n.getContext("2d"),n.width=e.width,n.height=e.height,a=i.createImageData(t,r),a.data.set(e.pixels),i.putImageData(a,-e.x,-e.y),n},o=function(e,t){var r;return function(){r=[];for(var t=0,n=e.numFrames();n>=0?n>t:t>n;n>=0?t++:t--)r.push(t);return r}.apply(this).map(function(t){return function(t){var r;return r=e.frameInfo(t),r.pixels=new Uint8ClampedArray(e.width*e.height*4),e.decodeAndBlitFrameRGBA(t,r.pixels),r}}(this))},n=function(){function e(e){var t;this._reader=e,this._advanceFrame=u(this._advanceFrame,this),this._nextFrameRender=u(this._nextFrameRender,this),this._nextFrame=u(this._nextFrame,this),t=this._reader,this.width=t.width,this.height=t.height,this._frames=o(this._reader),this._loopCount=this._reader.loopCount(),this._loops=0,this._frameIndex=0,this._running=!1}return e.prototype.start=function(){return this._lastTime=(new Date).valueOf(),this._delayCompensation=0,this._running=!0,setTimeout(this._nextFrame,0),this},e.prototype.stop=function(){return this._running=!1,this},e.prototype.reset=function(){return this._frameIndex=0,this._loops=0,this},e.prototype._nextFrame=function(){requestAnimationFrame(this._nextFrameRender)},e.prototype._nextFrameRender=function(){var e,t;if(this._running)return e=this._frames[this._frameIndex],null!=(t=this.onFrame)&&t.apply(this,[e,this._frameIndex]),this._enqueueNextFrame()},e.prototype._advanceFrame=function(){this._frameIndex+=1,this._frameIndex>=this._frames.length&&(0!==this._loopCount&&this._loopCount===this._loops?this.stop():(this._frameIndex=0,this._loops+=1))},e.prototype._enqueueNextFrame=function(){var e,t,r,n;for(this._advanceFrame();this._running;){if(r=this._frames[this._frameIndex],t=(new Date).valueOf()-this._lastTime,this._lastTime+=t,this._delayCompensation+=t,n=10*r.delay,e=n-this._delayCompensation,this._delayCompensation-=n,!(0>e)){setTimeout(this._nextFrame,e);break}this._advanceFrame()}},e.prototype.animateInCanvas=function(e,t){var r;return null==t&&(t=!0),t&&(e.width=this.width,e.height=this.height),r=e.getContext("2d"),null==this.onDrawFrame&&(this.onDrawFrame=function(e,t,r){return e.drawImage(t.buffer,t.x,t.y)}),null==this.onFrame&&(this.onFrame=function(t){return function(n,i){var o,s;switch(null==n.buffer&&(n.buffer=a(n,t.width,t.height)),"function"==typeof t.disposeFrame&&t.disposeFrame(),n.disposal){case 2:t.disposeFrame=function(){return r.clearRect(0,0,e.width,e.height)};break;case 3:s=r.getImageData(0,0,e.width,e.height),t.disposeFrame=function(){return r.putImageData(s,0,0)};break;default:t.disposeFrame=null}return null!=(o=t.onDrawFrame)?o.apply(t,[r,n,i]):void 0}}(this)),this.start(),this},e}(),h.Animator=n,h.decodeFrames=o,h.createBufferCanvas=a,"undefined"!=typeof window&&null!==window&&(window.gifler=h),"undefined"!=typeof t&&null!==t&&(t.exports=h)},{omggif:1}]},{},[2]);