/*! * artplayer-tool-thumbnail.js v4.3.12 * Github: https://github.com/zhw2590582/ArtPlayer * (c) 2017-2024 Harvey Zack * Released under the MIT License. */ !function(e,t,r,n,o){var i="undefined"!=typeof globalThis?globalThis:"undefined"!=typeof self?self:"undefined"!=typeof window?window:"undefined"!=typeof global?global:{},s="function"==typeof i[n]&&i[n],a=s.cache||{},u="undefined"!=typeof module&&"function"==typeof module.require&&module.require.bind(module);function l(t,r){if(!a[t]){if(!e[t]){var o="function"==typeof i[n]&&i[n];if(!r&&o)return o(t,!0);if(s)return s(t,!0);if(u&&"string"==typeof t)return u(t);var c=Error("Cannot find module '"+t+"'");throw c.code="MODULE_NOT_FOUND",c}p.resolve=function(r){var n=e[t][1][r];return null!=n?n:r},p.cache={};var f=a[t]=new l.Module(t);e[t][0].call(f.exports,p,f,f.exports,this)}return a[t].exports;function p(e){var t=p.resolve(e);return!1===t?{}:l(t)}}l.isParcelRequire=!0,l.Module=function(e){this.id=e,this.bundle=l,this.exports={}},l.modules=e,l.cache=a,l.parent=s,l.register=function(t,r){e[t]=[function(e,t){t.exports=r},{}]},Object.defineProperty(l,"root",{get:function(){return i[n]}}),i[n]=l;for(var c=0;c0&&void 0!==arguments[0]?arguments[0]:{};return(0,i._)(this,r),(e=t.call(this)).processing=!1,e.option={},e.setup(Object.assign({},r.DEFAULTS,n)),e.video=r.creatVideo(),e.duration=0,e.inputChange=e.inputChange.bind((0,o._)(e)),e.ondrop=e.ondrop.bind((0,o._)(e)),e.option.fileInput.addEventListener("change",e.inputChange),e.option.fileInput.addEventListener("dragover",r.ondragover),e.option.fileInput.addEventListener("drop",r.ondrop),e}return(0,s._)(r,[{key:"ondrop",value:function(e){e.preventDefault();var t=e.dataTransfer.files[0];this.loadVideo(t)}},{key:"setup",value:function(){var e=this,t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};this.option=Object.assign({},this.option,t);var r=this.option,n=r.fileInput,o=r.number,i=r.width,s=r.column;if(this.errorHandle(n instanceof Element,"The 'fileInput' is not a Element"),!("INPUT"===n.tagName&&"file"===n.type)){n.style.position="relative";var a=document.createElement("input");a.type="file",a.style.position="absolute",a.style.width="100%",a.style.height="100%",a.style.left="0",a.style.top="0",a.style.right="0",a.style.bottom="0",a.style.opacity="0",n.appendChild(a),this.option.fileInput=a}return["number","width","column","begin","end"].forEach(function(t){e.errorHandle("number"==typeof e.option[t],"The '".concat(t,"' is not a number"))}),this.option.number=(0,f.clamp)(o,10,1e3),this.option.width=(0,f.clamp)(i,10,1e3),this.option.column=(0,f.clamp)(s,1,1e3),this}},{key:"inputChange",value:function(e){var t=this.option.fileInput.files[0];this.loadVideo(t),e.target.value=""}},{key:"loadVideo",value:function(e){if(e){var t=this.video.canPlayType(e.type);this.errorHandle("maybe"===t||"probably"===t,"Playback of this file format is not supported:".concat(e.type));var r=URL.createObjectURL(e);this.videoUrl=r,this.file=e,this.emit("file",this.file),this.video.src=r,this.emit("video",this.video)}}},{key:"start",value:function(){var e=this;if(!this.video.duration)return(0,f.sleep)(1e3).then(function(){return e.start()});var t=this.option,r=t.width,n=t.number,o=t.begin,i=t.end,s=this.video.videoHeight/this.video.videoWidth*r;this.option.height=s,this.option.begin=(0,f.clamp)(o,0,this.video.duration),this.option.end=(0,f.clamp)(i||this.video.duration,o,this.video.duration),this.errorHandle(this.option.end>this.option.begin,"End time must be greater than the start time"),this.duration=this.option.end-this.option.begin,this.density=n/this.duration,this.errorHandle(this.file&&this.video,"Please select the video file first"),this.errorHandle(!this.processing,"There is currently a task in progress,please wait a moment..."),this.errorHandle(this.density<=1,"The preview density cannot be greater than 1,but got ".concat(this.density));var a=this.creatScreenshotDate(),u=this.creatCanvas(),l=u.getContext("2d");this.emit("canvas",u);var c=a.map(function(t,o){return function(){return new Promise(function(i){e.video.oncanplay=function(){l.drawImage(e.video,t.x,t.y,r,s),u.toBlob(function(t){e.thumbnailUrl&&URL.revokeObjectURL(e.thumbnailUrl),e.thumbnailUrl=URL.createObjectURL(t),e.emit("update",e.thumbnailUrl,(o+1)/n),e.video.oncanplay=null,i()})},e.video.currentTime=t.time})}});return this.processing=!0,(0,f.runPromisesInSeries)(c).then(function(){e.processing=!1,e.emit("done")}).catch(function(t){throw e.processing=!1,e.emit("error",t.message),t})}},{key:"creatScreenshotDate",value:function(){for(var e=this.option,t=e.number,r=e.width,n=e.height,o=e.column,i=e.begin,s=this.duration/t,a=[i+s];a.length1?t-1:0),n=1;n