framo
Advanced tools
Comparing version 0.0.11 to 0.0.12
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ERROR_MESSAGES={FRAMO_NOT_INITIALIZED:"Framo has not been initialized. Please call initializeFramo before using any of the features",MEDIAINFO_COULD_NOT_LOAD:"Unable to fetch total frames: MediaInfo could not load",MEDIAINFO_COULD_NOT_ANALYZE_VIDEO:"Unable to analyze video",NO_FRAMERATE_IN_MEDIAINFO:"No framerate in mediainfo",COULD_EXTRACT_FRAMERATE_PROPERLY:"Could not extract framerate number properly"},REGEX={ONLY_NUMBER:/[\d.+]+/g};var import_tslib=__toModule(require_tslib()),{__extends,__assign,__rest,__decorate,__param,__metadata,__awaiter,__generator,__exportStar,__createBinding,__values,__read,__spread,__spreadArrays,__spreadArray,__await,__asyncGenerator,__asyncDelegator,__asyncValues,__makeTemplateObject,__importStar,__importDefault,__classPrivateFieldGet,__classPrivateFieldSet}=import_tslib.default;function isFunction(value){return typeof value=="function"}function createErrorClass(createImpl){var _super=function(instance){Error.call(instance),instance.stack=new Error().stack},ctorFunc=createImpl(_super);return ctorFunc.prototype=Object.create(Error.prototype),ctorFunc.prototype.constructor=ctorFunc,ctorFunc}var UnsubscriptionError=createErrorClass(function(_super){return function(errors){_super(this),this.message=errors?errors.length+` errors occurred during unsubscription: | ||
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| `):"",this.name="UnsubscriptionError",this.errors=errors}});function arrRemove(arr,item){if(arr){var index=arr.indexOf(item);0<=index&&arr.splice(index,1)}}var Subscription=function(){function Subscription2(initialTeardown){this.initialTeardown=initialTeardown,this.closed=!1,this._parentage=null,this._teardowns=null}return Subscription2.prototype.unsubscribe=function(){var e_1,_a,e_2,_b,errors;if(!this.closed){this.closed=!0;var _parentage=this._parentage;if(_parentage)if(this._parentage=null,Array.isArray(_parentage))try{for(var _parentage_1=__values(_parentage),_parentage_1_1=_parentage_1.next();!_parentage_1_1.done;_parentage_1_1=_parentage_1.next()){var parent_1=_parentage_1_1.value;parent_1.remove(this)}}catch(e_1_1){e_1={error:e_1_1}}finally{try{_parentage_1_1&&!_parentage_1_1.done&&(_a=_parentage_1.return)&&_a.call(_parentage_1)}finally{if(e_1)throw e_1.error}}else _parentage.remove(this);var initialTeardown=this.initialTeardown;if(isFunction(initialTeardown))try{initialTeardown()}catch(e){errors=e instanceof UnsubscriptionError?e.errors:[e]}var _teardowns=this._teardowns;if(_teardowns){this._teardowns=null;try{for(var _teardowns_1=__values(_teardowns),_teardowns_1_1=_teardowns_1.next();!_teardowns_1_1.done;_teardowns_1_1=_teardowns_1.next()){var teardown_1=_teardowns_1_1.value;try{execTeardown(teardown_1)}catch(err){errors=errors!=null?errors:[],err instanceof UnsubscriptionError?errors=__spreadArray(__spreadArray([],__read(errors)),__read(err.errors)):errors.push(err)}}}catch(e_2_1){e_2={error:e_2_1}}finally{try{_teardowns_1_1&&!_teardowns_1_1.done&&(_b=_teardowns_1.return)&&_b.call(_teardowns_1)}finally{if(e_2)throw e_2.error}}}if(errors)throw new UnsubscriptionError(errors)}},Subscription2.prototype.add=function(teardown){var _a;if(teardown&&teardown!==this)if(this.closed)execTeardown(teardown);else{if(teardown instanceof 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empty.closed=!0,empty}(),Subscription2}();var EMPTY_SUBSCRIPTION=Subscription.EMPTY;function isSubscription(value){return value instanceof Subscription||value&&"closed"in value&&isFunction(value.remove)&&isFunction(value.add)&&isFunction(value.unsubscribe)}function execTeardown(teardown){isFunction(teardown)?teardown():teardown.unsubscribe()}var config={onUnhandledError:null,onStoppedNotification:null,Promise:void 0,useDeprecatedSynchronousErrorHandling:!1,useDeprecatedNextContext:!1};var timeoutProvider={setTimeout:function(){for(var args=[],_i=0;_i<arguments.length;_i++)args[_i]=arguments[_i];var delegate=timeoutProvider.delegate;return((delegate==null?void 0:delegate.setTimeout)||setTimeout).apply(void 0,__spreadArray([],__read(args)))},clearTimeout:function(handle){var delegate=timeoutProvider.delegate;return((delegate==null?void 0:delegate.clearTimeout)||clearTimeout)(handle)},delegate:void 0};function reportUnhandledError(err){timeoutProvider.setTimeout(function(){var onUnhandledError=config.onUnhandledError;if(onUnhandledError)onUnhandledError(err);else throw err})}function noop(){}var COMPLETE_NOTIFICATION=function(){return createNotification("C",void 0,void 0)}();function errorNotification(error){return createNotification("E",void 0,error)}function nextNotification(value){return createNotification("N",value,void 0)}function createNotification(kind,value,error){return{kind,value,error}}var Subscriber=function(_super){__extends(Subscriber2,_super);function Subscriber2(destination){var _this=_super.call(this)||this;return _this.isStopped=!1,destination?(_this.destination=destination,isSubscription(destination)&&destination.add(_this)):_this.destination=EMPTY_OBSERVER,_this}return Subscriber2.create=function(next,error,complete){return new 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operations.length?pipeFromArray(operations)(this):this},Observable2.prototype.toPromise=function(promiseCtor){var _this=this;return promiseCtor=getPromiseCtor(promiseCtor),new promiseCtor(function(resolve,reject){var value;_this.subscribe(function(x){return value=x},function(err){return reject(err)},function(){return resolve(value)})})},Observable2.create=function(subscribe){return new Observable2(subscribe)},Observable2}();function getPromiseCtor(promiseCtor){var _a;return(_a=promiseCtor!=null?promiseCtor:config.Promise)!==null&&_a!==void 0?_a:Promise}function isObserver(value){return value&&isFunction(value.next)&&isFunction(value.error)&&isFunction(value.complete)}function isSubscriber(value){return value&&value instanceof Subscriber||isObserver(value)&&isSubscription(value)}var ObjectUnsubscribedError=createErrorClass(function(_super){return function(){_super(this),this.name="ObjectUnsubscribedError",this.message="object unsubscribed"}});var Subject=function(_super){__extends(Subject2,_super);function Subject2(){var _this=_super.call(this)||this;return _this.closed=!1,_this.observers=[],_this.isStopped=!1,_this.hasError=!1,_this.thrownError=null,_this}return Subject2.prototype.lift=function(operator){var subject=new AnonymousSubject(this,this);return subject.operator=operator,subject},Subject2.prototype._throwIfClosed=function(){if(this.closed)throw new ObjectUnsubscribedError},Subject2.prototype.next=function(value){var e_1,_a;if(this._throwIfClosed(),!this.isStopped){var copy=this.observers.slice();try{for(var copy_1=__values(copy),copy_1_1=copy_1.next();!copy_1_1.done;copy_1_1=copy_1.next()){var observer=copy_1_1.value;observer.next(value)}}catch(e_1_1){e_1={error:e_1_1}}finally{try{copy_1_1&&!copy_1_1.done&&(_a=copy_1.return)&&_a.call(copy_1)}finally{if(e_1)throw e_1.error}}}},Subject2.prototype.error=function(err){if(this._throwIfClosed(),!this.isStopped){this.hasError=this.isStopped=!0,this.thrownError=err;for(var observers=this.observers;observers.length;)observers.shift().error(err)}},Subject2.prototype.complete=function(){if(this._throwIfClosed(),!this.isStopped){this.isStopped=!0;for(var observers=this.observers;observers.length;)observers.shift().complete()}},Subject2.prototype.unsubscribe=function(){this.isStopped=this.closed=!0,this.observers=null},Object.defineProperty(Subject2.prototype,"observed",{get:function(){var _a;return((_a=this.observers)===null||_a===void 0?void 0:_a.length)>0},enumerable:!1,configurable:!0}),Subject2.prototype._trySubscribe=function(subscriber){return this._throwIfClosed(),_super.prototype._trySubscribe.call(this,subscriber)},Subject2.prototype._subscribe=function(subscriber){return this._throwIfClosed(),this._checkFinalizedStatuses(subscriber),this._innerSubscribe(subscriber)},Subject2.prototype._innerSubscribe=function(subscriber){var _a=this,hasError=_a.hasError,isStopped=_a.isStopped,observers=_a.observers;return hasError||isStopped?EMPTY_SUBSCRIPTION:(observers.push(subscriber),new Subscription(function(){return arrRemove(observers,subscriber)}))},Subject2.prototype._checkFinalizedStatuses=function(subscriber){var _a=this,hasError=_a.hasError,thrownError=_a.thrownError,isStopped=_a.isStopped;hasError?subscriber.error(thrownError):isStopped&&subscriber.complete()},Subject2.prototype.asObservable=function(){var observable2=new Observable;return observable2.source=this,observable2},Subject2.create=function(destination,source){return new AnonymousSubject(destination,source)},Subject2}(Observable);var AnonymousSubject=function(_super){__extends(AnonymousSubject2,_super);function AnonymousSubject2(destination,source){var _this=_super.call(this)||this;return _this.destination=destination,_this.source=source,_this}return AnonymousSubject2.prototype.next=function(value){var _a,_b;(_b=(_a=this.destination)===null||_a===void 0?void 0:_a.next)===null||_b===void 0||_b.call(_a,value)},AnonymousSubject2.prototype.error=function(err){var _a,_b;(_b=(_a=this.destination)===null||_a===void 0?void 0:_a.error)===null||_b===void 0||_b.call(_a,err)},AnonymousSubject2.prototype.complete=function(){var _a,_b;(_b=(_a=this.destination)===null||_a===void 0?void 0:_a.complete)===null||_b===void 0||_b.call(_a)},AnonymousSubject2.prototype._subscribe=function(subscriber){var _a,_b;return(_b=(_a=this.source)===null||_a===void 0?void 0:_a.subscribe(subscriber))!==null&&_b!==void 0?_b:EMPTY_SUBSCRIPTION},AnonymousSubject2}(Subject);var ScriptNames;(function(ScriptNames2){ScriptNames2.FFMPEG="ffmpeg",ScriptNames2.MEDIAINFO="mediainfo"})(ScriptNames||(ScriptNames={}));var ScriptStore=[{name:ScriptNames.FFMPEG,src:"https://unpkg.com/@ffmpeg/ffmpeg@0.10.0/dist/ffmpeg.min.js"},{name:ScriptNames.MEDIAINFO,src:"https://unpkg.com/mediainfo.js/dist/mediainfo.min.js"}];var LoadStatus;(function(LoadStatus2){LoadStatus2.AlreadyLoaded="Already Loaded",LoadStatus2.Loaded="Loaded"})(LoadStatus||(LoadStatus={}));var ScriptService=class{constructor(){this.scripts={};ScriptStore.forEach(script=>{this.scripts[script.name]={loaded:!1,src:script.src}})}load(...scripts){let promises=[];return scripts.forEach(script=>promises.push(this.loadScript(script))),Promise.all(promises)}loadScript(name){return new Promise(resolve=>{if(this.scripts[name].loaded){let response={script:name,loaded:!0,status:LoadStatus.AlreadyLoaded};resolve(response)}else{let script=document.createElement("script");script.type="text/javascript",script.src=this.scripts[name].src,script.onload=()=>{this.scripts[name].loaded=!0;let response={script:name,loaded:!0,status:LoadStatus.Loaded};resolve(response)},script.onerror=error=>{console.error(error);let response={script:name,loaded:!1,status:LoadStatus.Loaded};resolve(response)},document.getElementsByTagName("head")[0].appendChild(script)}})}};var scripService=new ScriptService,FfmpegService=class extends EventTarget{constructor(){super(...arguments);this.isReady=!1;this.progress=new Subject;this.ready=new Subject;this.initializeFramo=()=>__async(this,null,function*(){yield this.initializeFfmpeg(),yield this.initializeMediaInfo(),this.isReady=!0,this.emitReadyState()});this.initializeFfmpeg=()=>__async(this,null,function*(){yield scripService.loadScript(ScriptNames.FFMPEG),this.ffmpeg=FFmpeg.createFFmpeg({log:!0}),yield this.ffmpeg.load(),this.initializeProgressForwarding()});this.initializeMediaInfo=()=>__async(this,null,function*(){try{yield scripService.loadScript(ScriptNames.MEDIAINFO);let opts={chunkSize:256*1024,coverData:!1,format:"object"};this.mediainfo=yield new MediaInfo(opts)}catch(error){throw new Error(`${ERROR_MESSAGES.MEDIAINFO_COULD_NOT_LOAD}: ${error}`)}});this.fetchFile=(filename,file)=>__async(this,null,function*(){let fileAsUint8Array=yield FFmpeg.fetchFile(file);return yield this.ffmpeg.FS("writeFile",filename,fileAsUint8Array),new Blob([fileAsUint8Array])});this.emitReadyState=()=>{this.ready.next()};this.getMediaInfo=fileBlob=>__async(this,null,function*(){let getSize=()=>fileBlob.size,readChunk=(chunkSize,offset)=>new Promise((resolve,reject)=>{let reader=new FileReader;reader.onload=event=>{var _a;((_a=event.target)==null?void 0:_a.error)&&reject(event.target.error),resolve(new Uint8Array(event.target.result))},reader.readAsArrayBuffer(fileBlob.slice(offset,offset+chunkSize))});try{return yield this.mediainfo.analyzeData(getSize,readChunk)}catch(error){throw new Error(ERROR_MESSAGES.MEDIAINFO_COULD_NOT_ANALYZE_VIDEO)}})}static getInstance(){return FfmpegService.instance||(FfmpegService.instance=new FfmpegService),FfmpegService.instance}initializeProgressForwarding(){this.ffmpeg.setProgress(progress=>{this.progress.next(progress)})}};var FilmstripOrientation;(function(FilmstripOrientation2){FilmstripOrientation2.HORIZONTAL="horizontal",FilmstripOrientation2.VERTICAL="vertical"})(FilmstripOrientation||(FilmstripOrientation={}));var Utility=class{static getScale(dimensions){var _a,_b;return!dimensions.height&&!dimensions.width?"":`scale=${(_a=dimensions.width)!=null?_a:-2}:${(_b=dimensions.height)!=null?_b:-2}`}static getFrameCount(mediainfoResult){var _a,_b,_c;return(_c=parseInt((_b=(_a=mediainfoResult.media)==null?void 0:_a.track[0])==null?void 0:_b.FrameCount,10))!=null?_c:0}static getVideoDuration(mediainfoResult){var _a,_b,_c;return(_c=parseFloat((_b=(_a=mediainfoResult.media)==null?void 0:_a.track[0])==null?void 0:_b.Duration))!=null?_c:0}static parseMediainfoResultForFramerate(mediainfoResult){let positionOfFramerate=mediainfoResult.indexOf("Framerate:");if(positionOfFramerate===-1)throw new Error(ERROR_MESSAGES.NO_FRAMERATE_IN_MEDIAINFO);let positionOfNewLinePostFramerate=mediainfoResult.indexOf(` | ||
| `,positionOfFramerate),framerateArray=mediainfoResult.substring(positionOfFramerate,positionOfNewLinePostFramerate).match(REGEX.ONLY_NUMBER);if(!framerateArray||framerateArray.length===0)throw new Error(ERROR_MESSAGES.COULD_EXTRACT_FRAMERATE_PROPERLY);return parseFloat(framerateArray[0])}static getOutputFilename(index,extension){return`out_${index}_${Date.now()}.${extension}`}static getFilmstripTileString(totalFramesInFilmstrip,orientation){return orientation===FilmstripOrientation.HORIZONTAL?`tile=${totalFramesInFilmstrip}x1`:`tile=1x${totalFramesInFilmstrip}`}};var FilmstripService=class{constructor(){this.ffmpegService=FfmpegService.getInstance();this.makeFilmstrip=config2=>__async(this,null,function*(){try{let fileBlob=yield this.ffmpegService.fetchFile(config2.filename,config2.file),mediainfo=yield this.ffmpegService.getMediaInfo(fileBlob),{parameters,outputFilename}=this.getParameters(config2,mediainfo);yield this.ffmpegService.ffmpeg.run(...parameters);let data=this.ffmpegService.ffmpeg.FS("readFile",outputFilename);return new Blob([data.buffer])}catch(error){throw new Error(error)}});this.getParameters=(config2,mediainfo)=>{let auxillaryParameters=["-y"],parametersResponse={parameters:[],outputFilename:""};return parametersResponse=this.getTimeIntervalBasedParameters(config2,mediainfo),{parameters:[...parametersResponse.parameters,...auxillaryParameters],outputFilename:parametersResponse.outputFilename}};this.getTimeIntervalBasedParameters=(config2,mediainfo)=>{let outputFilename=Utility.getOutputFilename(1,config2.outputExtension),duration=Utility.getVideoDuration(mediainfo),totalFramesInFilmstrip=Math.floor(duration/config2.timeInterval),selectTime=`select=not(mod(n\\,${config2.timeInterval})),`,scale=config2.resolution?`${Utility.getScale(config2.resolution)},`:"",tiles=Utility.getFilmstripTileString(totalFramesInFilmstrip,config2.orientation),vfString=`${selectTime}${scale}${tiles}`,inParameters=["-i",config2.filename,"-frames","1","-vf",vfString],outParameters=[outputFilename];return{parameters:[...inParameters,...outParameters],outputFilename}}}static getInstance(){return FilmstripService.instance||(FilmstripService.instance=new FilmstripService),FilmstripService.instance}};var outputFilePrefix="out",outputFileDigits=6,FrameExtractorService=class{constructor(){this.ffmpegService=FfmpegService.getInstance();this.extractFrames=config2=>__async(this,null,function*(){try{let fileBlob=yield this.ffmpegService.fetchFile(config2.filename,config2.file),{parameters,outputFilenames}=yield this.getParameters(config2,fileBlob);return yield this.ffmpegService.ffmpeg.run(...parameters),outputFilenames.map(filename=>{let data=this.ffmpegService.ffmpeg.FS("readFile",filename);return new Blob([data.buffer])})}catch(error){throw new Error(error)}})}static getInstance(){return FrameExtractorService.instance||(FrameExtractorService.instance=new FrameExtractorService),FrameExtractorService.instance}getParameters(config2,fileBlob){return __async(this,null,function*(){let auxillaryParameters=["-y"],parametersResponse={parameters:[],outputFilenames:[]};return config2.timePoints?parametersResponse=this.getTimeBasedParameters(config2):config2.timeInterval&&(parametersResponse=yield this.getIntervalBasedParameters(config2,fileBlob)),{parameters:[...parametersResponse.parameters,...auxillaryParameters],outputFilenames:parametersResponse.outputFilenames}})}getTimeBasedParameters(config2){var _a;let inParameters=[],outParameters=[],outputFilenames=[],scale=config2.resolution?Utility.getScale(config2.resolution):"";return(_a=config2.timePoints)==null||_a.forEach((timePoint,index)=>{inParameters.push(...this.getSingleTimeBasedParameter(timePoint,config2.filename));let outputFilename=Utility.getOutputFilename(index,config2.outputExtension);outputFilenames.push(outputFilename),outParameters.push(...this.getOutputMappingParameter(index,outputFilename,scale))}),{parameters:[...inParameters,...outParameters],outputFilenames}}getSingleTimeBasedParameter(time,filename){return["-ss",`${time}`,"-i",filename]}getOutputMappingParameter(index,outputFilename,scale){let outputMapping=["-map",`${index}:v`,"-frames:v","1"];return scale&&outputMapping.push("-vf",scale),outputMapping.push(outputFilename),outputMapping}getOutputFilenameForIntervalBasedParameters(index,extension){return`out_${index.toString().padStart(outputFileDigits,"0")}.${extension}`}getIntervalBasedParameters(config2,fileBlob){return __async(this,null,function*(){let mediainfo=yield this.ffmpegService.getMediaInfo(fileBlob),videoDuration=Utility.getVideoDuration(mediainfo),frameCount=Utility.getFrameCount(mediainfo);console.log(frameCount);let interval=config2.timeInterval,rate=(1/interval).toFixed(2),scale=config2.resolution?Utility.getScale(config2.resolution):"",inParameters=this.getInParametersForIntervalBasedExtraction(config2.filename,rate,scale),outParameters=[`out_%0${outputFileDigits}d.${config2.outputExtension}`],outputFilenames=[];for(let i=interval,j=1;i<=videoDuration;i+=interval,j++){let outputFilename=this.getOutputFilenameForIntervalBasedParameters(j,config2.outputExtension);outputFilenames.push(outputFilename)}return{parameters:[...inParameters,...outParameters],outputFilenames}})}getVideoDuration(fileBlob){return new Promise((resolve,reject)=>{let video=document.createElement("video");video.preload="metadata",video.onloadedmetadata=()=>{window.URL.revokeObjectURL(video.src),resolve(video.duration)},video.onerror=error=>{reject(error)},video.src=URL.createObjectURL(fileBlob)})}getOutputFilenamesForIntervalBasedParameters(interval,videoDuration,extension){let filenames=[],numberOfFrames=videoDuration/interval;for(let i=1;i<=numberOfFrames;i++){let filenumber=i.toString().padStart(outputFileDigits,"0");filenames.push(`${outputFilePrefix}_${filenumber}.${extension}`)}return filenames}getInParametersForIntervalBasedExtraction(filename,rate,scale){let inParameters=["-i",filename,"-vf"];return scale?inParameters.push(`fps=${rate},${scale}`):inParameters.push(`fps=${rate}`),inParameters}};var Main=class{constructor(){this.ffmpegService=FfmpegService.getInstance();this.frameExtractorService=FrameExtractorService.getInstance();this.filmstripService=FilmstripService.getInstance();this.initializeFramo=()=>this.ffmpegService.initializeFramo();this.extractFrames=config2=>this.frameExtractorService.extractFrames(config2);this.makeFilmstrip=config2=>this.filmstripService.makeFilmstrip(config2)}initializationGuard(){if(!this.ffmpegService.isReady)throw new Error(ERROR_MESSAGES.FRAMO_NOT_INITIALIZED);return this}};var FramoImageExtension;(function(FramoImageExtension2){FramoImageExtension2.JPEG="jpeg",FramoImageExtension2.JPG="jpg",FramoImageExtension2.PNG="png",FramoImageExtension2.BMP="bmp"})(FramoImageExtension||(FramoImageExtension={}));var Framo=class{constructor(){this._ffmpegService=FfmpegService.getInstance();this._main=new Main;this.initializeFramo=()=>this._main.initializeFramo();this.extractFrames=config2=>this._main.initializationGuard().extractFrames(config2);this.makeFilmstrip=config2=>this._main.initializationGuard().makeFilmstrip(config2);this.progress=this._ffmpegService.progress;this.ready=this._ffmpegService.ready}}; | ||
| `,positionOfFramerate),framerateArray=mediainfoResult.substring(positionOfFramerate,positionOfNewLinePostFramerate).match(REGEX.ONLY_NUMBER);if(!framerateArray||framerateArray.length===0)throw new Error(ERROR_MESSAGES.COULD_EXTRACT_FRAMERATE_PROPERLY);return parseFloat(framerateArray[0])}static getOutputFilename(index,extension){return`out_${index}_${Date.now()}.${extension}`}static getFilmstripTileString(totalFramesInFilmstrip,config2){let tileString="tile=";return config2.orientation===FilmstripOrientation.HORIZONTAL?tileString+=`${totalFramesInFilmstrip}x1`:tileString+=`1x${totalFramesInFilmstrip}`,config2.padding&&(tileString+=`:padding=${config2.padding}`),config2.margin&&(tileString+=`:margin=${config2.margin}`),config2.color&&(tileString+=`:color=${config2.color}`),config2.initPadding&&(tileString+=`:init_padding=${config2.initPadding}`),tileString}};var FilmstripService=class{constructor(){this.ffmpegService=FfmpegService.getInstance();this.makeFilmstrip=config2=>__async(this,null,function*(){try{let fileBlob=yield this.ffmpegService.fetchFile(config2.filename,config2.file),mediainfo=yield this.ffmpegService.getMediaInfo(fileBlob),{parameters,outputFilename}=this.getParameters(config2,mediainfo);yield this.ffmpegService.ffmpeg.run(...parameters);let data=this.ffmpegService.ffmpeg.FS("readFile",outputFilename);return new Blob([data.buffer])}catch(error){throw new Error(error)}});this.getParameters=(config2,mediainfo)=>{let auxillaryParameters=["-y"],parametersResponse={parameters:[],outputFilename:""};return parametersResponse=this.getTimeIntervalBasedParameters(config2,mediainfo),{parameters:[...parametersResponse.parameters,...auxillaryParameters],outputFilename:parametersResponse.outputFilename}};this.getTimeIntervalBasedParameters=(config2,mediainfo)=>{let outputFilename=Utility.getOutputFilename(1,config2.outputExtension),duration=Utility.getVideoDuration(mediainfo),totalFramesInFilmstrip=Math.floor(duration/config2.timeInterval),selectTime=`select=not(mod(n\\,${config2.timeInterval})),`,scale=config2.resolution?`${Utility.getScale(config2.resolution)},`:"",tiles=Utility.getFilmstripTileString(totalFramesInFilmstrip,config2),vfString=`${selectTime}${scale}${tiles}`,inParameters=["-i",config2.filename,"-frames","1","-vf",vfString],outParameters=[outputFilename];return{parameters:[...inParameters,...outParameters],outputFilename}}}static getInstance(){return FilmstripService.instance||(FilmstripService.instance=new FilmstripService),FilmstripService.instance}};var outputFilePrefix="out",outputFileDigits=6,FrameExtractorService=class{constructor(){this.ffmpegService=FfmpegService.getInstance();this.extractFrames=config2=>__async(this,null,function*(){try{let fileBlob=yield this.ffmpegService.fetchFile(config2.filename,config2.file),{parameters,outputFilenames}=yield this.getParameters(config2,fileBlob);return yield this.ffmpegService.ffmpeg.run(...parameters),outputFilenames.map(filename=>{let data=this.ffmpegService.ffmpeg.FS("readFile",filename);return new Blob([data.buffer])})}catch(error){throw new Error(error)}})}static getInstance(){return FrameExtractorService.instance||(FrameExtractorService.instance=new FrameExtractorService),FrameExtractorService.instance}getParameters(config2,fileBlob){return __async(this,null,function*(){let auxillaryParameters=["-y"],parametersResponse={parameters:[],outputFilenames:[]};return config2.timePoints?parametersResponse=this.getTimeBasedParameters(config2):config2.timeInterval&&(parametersResponse=yield this.getIntervalBasedParameters(config2,fileBlob)),{parameters:[...parametersResponse.parameters,...auxillaryParameters],outputFilenames:parametersResponse.outputFilenames}})}getTimeBasedParameters(config2){var _a;let inParameters=[],outParameters=[],outputFilenames=[],scale=config2.resolution?Utility.getScale(config2.resolution):"";return(_a=config2.timePoints)==null||_a.forEach((timePoint,index)=>{inParameters.push(...this.getSingleTimeBasedParameter(timePoint,config2.filename));let outputFilename=Utility.getOutputFilename(index,config2.outputExtension);outputFilenames.push(outputFilename),outParameters.push(...this.getOutputMappingParameter(index,outputFilename,scale))}),{parameters:[...inParameters,...outParameters],outputFilenames}}getSingleTimeBasedParameter(time,filename){return["-ss",`${time}`,"-i",filename]}getOutputMappingParameter(index,outputFilename,scale){let outputMapping=["-map",`${index}:v`,"-frames:v","1"];return scale&&outputMapping.push("-vf",scale),outputMapping.push(outputFilename),outputMapping}getOutputFilenameForIntervalBasedParameters(index,extension){return`out_${index.toString().padStart(outputFileDigits,"0")}.${extension}`}getIntervalBasedParameters(config2,fileBlob){return __async(this,null,function*(){let mediainfo=yield this.ffmpegService.getMediaInfo(fileBlob),videoDuration=Utility.getVideoDuration(mediainfo),frameCount=Utility.getFrameCount(mediainfo);console.log(frameCount);let interval=config2.timeInterval,rate=(1/interval).toFixed(2),scale=config2.resolution?Utility.getScale(config2.resolution):"",inParameters=this.getInParametersForIntervalBasedExtraction(config2.filename,rate,scale),outParameters=[`out_%0${outputFileDigits}d.${config2.outputExtension}`],outputFilenames=[];for(let i=interval,j=1;i<=videoDuration;i+=interval,j++){let outputFilename=this.getOutputFilenameForIntervalBasedParameters(j,config2.outputExtension);outputFilenames.push(outputFilename)}return{parameters:[...inParameters,...outParameters],outputFilenames}})}getVideoDuration(fileBlob){return new Promise((resolve,reject)=>{let video=document.createElement("video");video.preload="metadata",video.onloadedmetadata=()=>{window.URL.revokeObjectURL(video.src),resolve(video.duration)},video.onerror=error=>{reject(error)},video.src=URL.createObjectURL(fileBlob)})}getOutputFilenamesForIntervalBasedParameters(interval,videoDuration,extension){let filenames=[],numberOfFrames=videoDuration/interval;for(let i=1;i<=numberOfFrames;i++){let filenumber=i.toString().padStart(outputFileDigits,"0");filenames.push(`${outputFilePrefix}_${filenumber}.${extension}`)}return filenames}getInParametersForIntervalBasedExtraction(filename,rate,scale){let inParameters=["-i",filename,"-vf"];return scale?inParameters.push(`fps=${rate},${scale}`):inParameters.push(`fps=${rate}`),inParameters}};var Main=class{constructor(){this.ffmpegService=FfmpegService.getInstance();this.frameExtractorService=FrameExtractorService.getInstance();this.filmstripService=FilmstripService.getInstance();this.initializeFramo=()=>this.ffmpegService.initializeFramo();this.extractFrames=config2=>this.frameExtractorService.extractFrames(config2);this.makeFilmstrip=config2=>this.filmstripService.makeFilmstrip(config2)}initializationGuard(){if(!this.ffmpegService.isReady)throw new Error(ERROR_MESSAGES.FRAMO_NOT_INITIALIZED);return this}};var FramoImageExtension;(function(FramoImageExtension2){FramoImageExtension2.JPEG="jpeg",FramoImageExtension2.JPG="jpg",FramoImageExtension2.PNG="png",FramoImageExtension2.BMP="bmp"})(FramoImageExtension||(FramoImageExtension={}));var Framo=class{constructor(){this._ffmpegService=FfmpegService.getInstance();this._main=new Main;this.initializeFramo=()=>this._main.initializeFramo();this.extractFrames=config2=>this._main.initializationGuard().extractFrames(config2);this.makeFilmstrip=config2=>this._main.initializationGuard().makeFilmstrip(config2);this.progress=this._ffmpegService.progress;this.ready=this._ffmpegService.ready}}; | ||
| /*! ***************************************************************************** | ||
@@ -6,0 +6,0 @@ Copyright (c) Microsoft Corporation. |
@@ -13,2 +13,10 @@ import { FramoImageExtension, FramoResolution } from "./generic.model"; | ||
| timeInterval: number; | ||
| /** @description Space between 2 frames */ | ||
| padding?: number; | ||
| /** @description Space between frame and edge */ | ||
| margin?: number; | ||
| /** @description Colour of empty space */ | ||
| color?: string; | ||
| /** @description Number of frames to initially be empty before displaying first output frame */ | ||
| initPadding?: number; | ||
| /** @description Change the resolution of individual frames */ | ||
@@ -15,0 +23,0 @@ resolution?: FramoResolution; |
@@ -42,3 +42,3 @@ "use strict"; | ||
| const scale = config.resolution ? `${utility_1.Utility.getScale(config.resolution)},` : ''; | ||
| const tiles = utility_1.Utility.getFilmstripTileString(totalFramesInFilmstrip, config.orientation); | ||
| const tiles = utility_1.Utility.getFilmstripTileString(totalFramesInFilmstrip, config); | ||
| const vfString = `${selectTime}${scale}${tiles}`; | ||
@@ -45,0 +45,0 @@ const inParameters = ['-i', config.filename, '-frames', '1', '-vf', vfString]; |
@@ -1,2 +0,2 @@ | ||
| import { FilmstripOrientation } from "../models/filmstrip.model"; | ||
| import { FilmstripRequestConfig } from "../models/filmstrip.model"; | ||
| import { FramoImageExtension, FramoResolution } from "../models/generic.model"; | ||
@@ -10,3 +10,3 @@ import { Mediainfo } from "../models/mediainfo.model"; | ||
| static getOutputFilename(index: number, extension: FramoImageExtension): string; | ||
| static getFilmstripTileString(totalFramesInFilmstrip: number, orientation: FilmstripOrientation): string; | ||
| static getFilmstripTileString(totalFramesInFilmstrip: number, config: FilmstripRequestConfig): string; | ||
| } |
@@ -39,9 +39,23 @@ "use strict"; | ||
| } | ||
| static getFilmstripTileString(totalFramesInFilmstrip, orientation) { | ||
| if (orientation === filmstrip_model_1.FilmstripOrientation.HORIZONTAL) { | ||
| return `tile=${totalFramesInFilmstrip}x1`; | ||
| static getFilmstripTileString(totalFramesInFilmstrip, config) { | ||
| let tileString = `tile=`; | ||
| if (config.orientation === filmstrip_model_1.FilmstripOrientation.HORIZONTAL) { | ||
| tileString += `${totalFramesInFilmstrip}x1`; | ||
| } | ||
| else { | ||
| return `tile=1x${totalFramesInFilmstrip}`; | ||
| tileString += `1x${totalFramesInFilmstrip}`; | ||
| } | ||
| if (config.padding) { | ||
| tileString += `:padding=${config.padding}`; | ||
| } | ||
| if (config.margin) { | ||
| tileString += `:margin=${config.margin}`; | ||
| } | ||
| if (config.color) { | ||
| tileString += `:color=${config.color}`; | ||
| } | ||
| if (config.initPadding) { | ||
| tileString += `:init_padding=${config.initPadding}`; | ||
| } | ||
| return tileString; | ||
| } | ||
@@ -48,0 +62,0 @@ } |
| { | ||
| "name": "framo", | ||
| "version": "0.0.11", | ||
| "version": "0.0.12", | ||
| "description": "Awesome out-of-the-box media features with zero-config client-side processing and Typescript support", | ||
@@ -5,0 +5,0 @@ "author": "Aditya Krishnan <adityakrshnn@gmail.com>", |
@@ -123,2 +123,5 @@ <!-- PROJECT LOGO --> | ||
| }, | ||
| margin: 5, | ||
| padding: 5, | ||
| color: '#ff0000', | ||
| } | ||
@@ -125,0 +128,0 @@ ``` |
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Fixed alerts
Major refactor
Supply chain riskPackage has recently undergone a major refactor. It may be unstable or indicate significant internal changes. Use caution when updating to versions that include significant changes.
Found 1 instance in 1 package
Improved metrics
- Total package byte prevSize
- increased by1.56%
99432
- Lines of code
- increased by2.67%
922
- Number of lines in readme file
- increased by1.47%
207
- Number of medium supply chain risk alerts
- decreased by-100%
0
No dependency changes