mirror of
https://github.com/zhw2590582/ArtPlayer.git
synced 2026-10-08 19:06:15 -08:00
7 lines
14 KiB
JavaScript
7 lines
14 KiB
JavaScript
/*!
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* artplayer-tool-thumbnail.js v4.3.12
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* Github: https://github.com/zhw2590582/ArtPlayer
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* (c) 2017-2023 Harvey Zack
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* Released under the MIT License.
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*/
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!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||{},l="undefined"!=typeof module&&"function"==typeof module.require&&module.require.bind(module);function u(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(l&&"string"==typeof t)return l(t);var c=new 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 u.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?{}:u(t)}}u.isParcelRequire=!0,u.Module=function(e){this.id=e,this.bundle=u,this.exports={}},u.modules=e,u.cache=a,u.parent=s,u.register=function(t,r){e[t]=[function(e,t){t.exports=r},{}]},Object.defineProperty(u,"root",{get:function(){return i[n]}}),i[n]=u;for(var c=0;c<t.length;c++)u(t[c]);if(r){var f=u(r);"object"==typeof exports&&"undefined"!=typeof module?module.exports=f:"function"==typeof define&&define.amd&&define((function(){return f}))}}({esZVA:[function(e,t,r){var n=e("@parcel/transformer-js/src/esmodule-helpers.js");n.defineInteropFlag(r),n.export(r,"default",(function(){return y}));var o=e("@swc/helpers/src/_assert_this_initialized.mjs"),i=n.interopDefault(o),s=e("@swc/helpers/src/_class_call_check.mjs"),a=n.interopDefault(s),l=e("@swc/helpers/src/_create_class.mjs"),u=n.interopDefault(l),c=e("@swc/helpers/src/_inherits.mjs"),f=n.interopDefault(c),p=e("@swc/helpers/src/_create_super.mjs"),d=n.interopDefault(p),h=e("./emitter"),m=n.interopDefault(h),v=e("./utils"),y=function(e){"use strict";(0,f.default)(r,e);var t=(0,d.default)(r);function r(){var e,n=arguments.length>0&&void 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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(e){t.errorHandle("number"==typeof t.option[e],"The '".concat(e,"' is not a number"))})),this.option.number=(0,v.clamp)(o,10,1e3),this.option.width=(0,v.clamp)(i,10,1e3),this.option.column=(0,v.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,v.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,v.clamp)(o,0,this.video.duration),this.option.end=(0,v.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(),l=this.creatCanvas(),u=l.getContext("2d");this.emit("canvas",l);var c=a.map((function(t,o){return function(){return new Promise((function(i){e.video.oncanplay=function(){u.drawImage(e.video,t.x,t.y,r,s),l.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,v.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.length<t;){var l=a[a.length-1];a.push(l+s)}return a.map((function(e,t){return{time:e-s/2,x:t%o*r,y:Math.floor(t/o)*n}}))}},{key:"creatCanvas",value:function(){var e=this.option,t=e.number,r=e.width,n=e.height,o=e.column,i=document.createElement("canvas"),s=i.getContext("2d");return i.width=r*o,i.height=Math.ceil(t/o)*n+30,s.fillStyle="black",s.fillRect(0,0,i.width,i.height),s.font="14px Georgia",s.fillStyle="#fff",s.fillText("From: https://artplayer.org/, Number: ".concat(t,", Width: ").concat(r,", Height: ").concat(n,", Column: ").concat(o),10,i.height-11),i}},{key:"download",value:function(){this.errorHandle(this.file&&this.thumbnailUrl,"Download does not seem to be ready, please create preview first"),this.errorHandle(!this.processing,"There is currently a task in progress, please wait a moment...");var e=document.createElement("a"),t="".concat((0,v.getFileName)(this.file.name),".png");return e.download=t,e.href=this.thumbnailUrl,document.body.appendChild(e),e.click(),document.body.removeChild(e),this.emit("download",t),this}},{key:"errorHandle",value:function(e,t){if(!e)throw this.emit("error",t),new Error(t)}},{key:"destroy",value:function(){this.option.fileInput.removeEventListener("change",this.inputChange),this.option.fileInput.removeEventListener("dragover",r.ondragover),this.option.fileInput.removeEventListener("drop",r.ondrop),document.body.removeChild(this.video),this.videoUrl&&URL.revokeObjectURL(this.videoUrl),this.thumbnailUrl&&URL.revokeObjectURL(this.thumbnailUrl),this.emit("destroy")}}],[{key:"DEFAULTS",get:function(){return{number:60,width:160,height:90,column:10,begin:0,end:NaN}}},{key:"ondragover",value:function(e){e.preventDefault()}},{key:"creatVideo",value:function(){var e=document.createElement("video");return e.style.position="absolute",e.style.top="-9999px",e.style.left="-9999px",e.muted=!0,e.controls=!0,document.body.appendChild(e),e}}]),r}(m.default);window.ArtplayerToolThumbnail=y},{"@swc/helpers/src/_assert_this_initialized.mjs":"ebHIN","@swc/helpers/src/_class_call_check.mjs":"iwG1v","@swc/helpers/src/_create_class.mjs":"6rgu9","@swc/helpers/src/_inherits.mjs":"4zEwu","@swc/helpers/src/_create_super.mjs":"9RLVS","./emitter":"ibcBd","./utils":"5snTI","@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],ebHIN:[function(e,t,r){e("@parcel/transformer-js/src/esmodule-helpers.js").defineInteropFlag(r),r.default=function(e){if(void 0===e)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return e}},{"@parcel/transformer-js/src/esmodule-helpers.js":"iWrD0"}],iWrD0:[function(e,t,r){r.interopDefault=function(e){return 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