1 line
16 KiB
JavaScript
1 line
16 KiB
JavaScript
!function(e){"use strict";var t=function(e,i,a){var n,r,o=document.createElement("img");if(o.onerror=i,o.onload=function(){!r||a&&a.noRevoke||t.revokeObjectURL(r),i&&i(t.scale(o,a))},t.isInstanceOf("Blob",e)||t.isInstanceOf("File",e))n=r=t.createObjectURL(e),o._type=e.type;else{if("string"!=typeof e)return!1;n=e,a&&a.crossOrigin&&(o.crossOrigin=a.crossOrigin)}return n?(o.src=n,o):t.readFile(e,(function(e){var t=e.target;t&&t.result?o.src=t.result:i&&i(e)}))},i=window.createObjectURL&&window||window.URL&&URL.revokeObjectURL&&URL||window.webkitURL&&webkitURL;t.isInstanceOf=function(e,t){return Object.prototype.toString.call(t)==="[object "+e+"]"},t.transformCoordinates=function(){},t.getTransformedOptions=function(e){return e},t.renderImageToCanvas=function(e,t,i,a,n,r,o,s,d,l){return e.getContext("2d").drawImage(t,i,a,n,r,o,s,d,l),e},t.hasCanvasOption=function(e){return e.canvas||e.crop},t.scale=function(e,i){i=i||{};var a,n,r,o,s,d,l,c,u,g=document.createElement("canvas"),f=e.getContext||t.hasCanvasOption(i)&&g.getContext,h=e.naturalWidth||e.width,m=e.naturalHeight||e.height,p=h,S=m,b=function(){var e=Math.max((r||p)/p,(o||S)/S);e>1&&(p=Math.ceil(p*e),S=Math.ceil(S*e))},v=function(){var e=Math.min((a||p)/p,(n||S)/S);1>e&&(p=Math.ceil(p*e),S=Math.ceil(S*e))};return f&&(l=(i=t.getTransformedOptions(i)).left||0,c=i.top||0,i.sourceWidth?(s=i.sourceWidth,void 0!==i.right&&void 0===i.left&&(l=h-s-i.right)):s=h-l-(i.right||0),i.sourceHeight?(d=i.sourceHeight,void 0!==i.bottom&&void 0===i.top&&(c=m-d-i.bottom)):d=m-c-(i.bottom||0),p=s,S=d),a=i.maxWidth,n=i.maxHeight,r=i.minWidth,o=i.minHeight,f&&a&&n&&i.crop?(p=a,S=n,0>(u=s/d-a/n)?(d=n*s/a,void 0===i.top&&void 0===i.bottom&&(c=(m-d)/2)):u>0&&(s=a*d/n,void 0===i.left&&void 0===i.right&&(l=(h-s)/2))):((i.contain||i.cover)&&(r=a=a||r,o=n=n||o),i.cover?(v(),b()):(b(),v())),f?(g.width=p,g.height=S,t.transformCoordinates(g,i),t.renderImageToCanvas(g,e,l,c,s,d,0,0,p,S)):(e.width=p,e.height=S,e)},t.createObjectURL=function(e){return!!i&&i.createObjectURL(e)},t.revokeObjectURL=function(e){return!!i&&i.revokeObjectURL(e)},t.readFile=function(e,t,i){if(window.FileReader){var a=new FileReader;if(a.onload=a.onerror=t,a[i=i||"readAsDataURL"])return a[i](e),a}return!1},"function"==typeof define&&define.amd?define((function(){return t})):e.loadImage=t}(this),function(e){"use strict";"function"==typeof define&&define.amd?define(["load-image"],e):e(window.loadImage)}((function(e){"use strict";if(window.navigator&&window.navigator.platform&&/iP(hone|od|ad)/.test(window.navigator.platform)){var t=e.renderImageToCanvas;e.detectSubsampling=function(e){var t,i;return e.width*e.height>1048576&&((t=document.createElement("canvas")).width=t.height=1,(i=t.getContext("2d")).drawImage(e,1-e.width,0),0===i.getImageData(0,0,1,1).data[3])},e.detectVerticalSquash=function(e,t){var i,a,n,r,o=e.naturalHeight||e.height,s=document.createElement("canvas"),d=s.getContext("2d");for(t&&(o/=2),s.width=1,s.height=o,d.drawImage(e,0,0),i=d.getImageData(0,0,1,o).data,a=0,n=o,r=o;r>a;)0===i[4*(r-1)+3]?n=r:a=r,r=n+a>>1;return r/o||1},e.renderImageToCanvas=function(i,a,n,r,o,s,d,l,c,u){if("image/jpeg"===a._type){var g,f,h,m,p=i.getContext("2d"),S=document.createElement("canvas"),b=1024,v=S.getContext("2d");if(S.width=b,S.height=b,p.save(),(g=e.detectSubsampling(a))&&(n/=2,r/=2,o/=2,s/=2),f=e.detectVerticalSquash(a,g),g||1!==f){for(r*=f,c=Math.ceil(b*c/o),u=Math.ceil(b*u/s/f),l=0,m=0;s>m;){for(d=0,h=0;o>h;)v.clearRect(0,0,b,b),v.drawImage(a,n,r,o,s,-h,-m,o,s),p.drawImage(S,0,0,b,b,d,l,c,u),h+=b,d+=c;m+=b,l+=u}return p.restore(),i}}return t(i,a,n,r,o,s,d,l,c,u)}}})),function(e){"use strict";"function"==typeof define&&define.amd?define(["load-image"],e):e(window.loadImage)}((function(e){"use strict";var t=e.hasCanvasOption;e.hasCanvasOption=function(e){return t(e)||e.orientation},e.transformCoordinates=function(e,t){var i=e.getContext("2d"),a=e.width,n=e.height,r=t.orientation;if(r)switch(r>4&&(e.width=n,e.height=a),r){case 2:i.translate(a,0),i.scale(-1,1);break;case 3:i.translate(a,n),i.rotate(Math.PI);break;case 4:i.translate(0,n),i.scale(1,-1);break;case 5:i.rotate(.5*Math.PI),i.scale(1,-1);break;case 6:i.rotate(.5*Math.PI),i.translate(0,-n);break;case 7:i.rotate(.5*Math.PI),i.translate(a,-n),i.scale(-1,1);break;case 8:i.rotate(-.5*Math.PI),i.translate(-a,0)}},e.getTransformedOptions=function(e){if(!e.orientation||1===e.orientation)return e;var t,i={};for(t in e)e.hasOwnProperty(t)&&(i[t]=e[t]);switch(e.orientation){case 2:i.left=e.right,i.right=e.left;break;case 3:i.left=e.right,i.top=e.bottom,i.right=e.left,i.bottom=e.top;break;case 4:i.top=e.bottom,i.bottom=e.top;break;case 5:i.left=e.top,i.top=e.left,i.right=e.bottom,i.bottom=e.right;break;case 6:i.left=e.top,i.top=e.right,i.right=e.bottom,i.bottom=e.left;break;case 7:i.left=e.bottom,i.top=e.right,i.right=e.top,i.bottom=e.left;break;case 8:i.left=e.bottom,i.top=e.left,i.right=e.top,i.bottom=e.right}return e.orientation>4&&(i.maxWidth=e.maxHeight,i.maxHeight=e.maxWidth,i.minWidth=e.minHeight,i.minHeight=e.minWidth,i.sourceWidth=e.sourceHeight,i.sourceHeight=e.sourceWidth),i}})),function(e){"use strict";"function"==typeof define&&define.amd?define(["load-image"],e):e(window.loadImage)}((function(e){"use strict";var t=window.Blob&&(Blob.prototype.slice||Blob.prototype.webkitSlice||Blob.prototype.mozSlice);e.blobSlice=t&&function(){return(this.slice||this.webkitSlice||this.mozSlice).apply(this,arguments)},e.metaDataParsers={jpeg:{65505:[]}},e.parseMetaData=function(t,i,a){var n=this,r=(a=a||{}).maxMetaDataSize||262144,o={};(!(window.DataView&&t&&t.size>=12&&"image/jpeg"===t.type&&e.blobSlice)||!e.readFile(e.blobSlice.call(t,0,r),(function(t){if(t.target.error)return console.log(t.target.error),void i(o);var r,s,d,l,c=t.target.result,u=new DataView(c),g=2,f=u.byteLength-4,h=g;if(65496===u.getUint16(0)){for(;f>g&&((r=u.getUint16(g))>=65504&&65519>=r||65534===r);){if(g+(s=u.getUint16(g+2)+2)>u.byteLength){console.log("Invalid meta data: Invalid segment size.");break}if(d=e.metaDataParsers.jpeg[r])for(l=0;l<d.length;l+=1)d[l].call(n,u,g,s,o,a);h=g+=s}!a.disableImageHead&&h>6&&(o.imageHead=c.slice?c.slice(0,h):new Uint8Array(c).subarray(0,h))}else console.log("Invalid JPEG file: Missing JPEG marker.");i(o)}),"readAsArrayBuffer"))&&i(o)}})),function(e){"use strict";"function"==typeof define&&define.amd?define(["load-image","load-image-meta"],e):e(window.loadImage)}((function(e){"use strict";e.ExifMap=function(){return this},e.ExifMap.prototype.map={Orientation:274},e.ExifMap.prototype.get=function(e){return this[e]||this[this.map[e]]},e.getExifThumbnail=function(e,t,i){var a,n,r;if(i&&!(t+i>e.byteLength)){for(a=[],n=0;i>n;n+=1)r=e.getUint8(t+n),a.push((16>r?"0":"")+r.toString(16));return"data:image/jpeg,%"+a.join("%")}console.log("Invalid Exif data: Invalid thumbnail data.")},e.exifTagTypes={1:{getValue:function(e,t){return e.getUint8(t)},size:1},2:{getValue:function(e,t){return String.fromCharCode(e.getUint8(t))},size:1,ascii:!0},3:{getValue:function(e,t,i){return e.getUint16(t,i)},size:2},4:{getValue:function(e,t,i){return e.getUint32(t,i)},size:4},5:{getValue:function(e,t,i){return e.getUint32(t,i)/e.getUint32(t+4,i)},size:8},9:{getValue:function(e,t,i){return e.getInt32(t,i)},size:4},10:{getValue:function(e,t,i){return e.getInt32(t,i)/e.getInt32(t+4,i)},size:8}},e.exifTagTypes[7]=e.exifTagTypes[1],e.getExifValue=function(t,i,a,n,r,o){var s,d,l,c,u,g,f=e.exifTagTypes[n];if(f){if(!((d=(s=f.size*r)>4?i+t.getUint32(a+8,o):a+8)+s>t.byteLength)){if(1===r)return f.getValue(t,d,o);for(l=[],c=0;r>c;c+=1)l[c]=f.getValue(t,d+c*f.size,o);if(f.ascii){for(u="",c=0;c<l.length&&"\0"!==(g=l[c]);c+=1)u+=g;return u}return l}console.log("Invalid Exif data: Invalid data offset.")}else console.log("Invalid Exif data: Invalid tag type.")},e.parseExifTag=function(t,i,a,n,r){var o=t.getUint16(a,n);r.exif[o]=e.getExifValue(t,i,a,t.getUint16(a+2,n),t.getUint32(a+4,n),n)},e.parseExifTags=function(e,t,i,a,n){var r,o,s;if(i+6>e.byteLength)console.log("Invalid Exif data: Invalid directory offset.");else{if(!((o=i+2+12*(r=e.getUint16(i,a)))+4>e.byteLength)){for(s=0;r>s;s+=1)this.parseExifTag(e,t,i+2+12*s,a,n);return e.getUint32(o,a)}console.log("Invalid Exif data: Invalid directory size.")}},e.parseExifData=function(t,i,a,n,r){if(!r.disableExif){var o,s,d,l=i+10;if(1165519206===t.getUint32(i+4)){if(l+8>t.byteLength)return void console.log("Invalid Exif data: Invalid segment size.");if(0!==t.getUint16(i+8))return void console.log("Invalid Exif data: Missing byte alignment offset.");switch(t.getUint16(l)){case 18761:o=!0;break;case 19789:o=!1;break;default:return void console.log("Invalid Exif data: Invalid byte alignment marker.")}if(42!==t.getUint16(l+2,o))return void console.log("Invalid Exif data: Missing TIFF marker.");s=t.getUint32(l+4,o),n.exif=new e.ExifMap,(s=e.parseExifTags(t,l,l+s,o,n))&&!r.disableExifThumbnail&&(d={exif:{}},s=e.parseExifTags(t,l,l+s,o,d),d.exif[513]&&(n.exif.Thumbnail=e.getExifThumbnail(t,l+d.exif[513],d.exif[514]))),n.exif[34665]&&!r.disableExifSub&&e.parseExifTags(t,l,l+n.exif[34665],o,n),n.exif[34853]&&!r.disableExifGps&&e.parseExifTags(t,l,l+n.exif[34853],o,n)}}},e.metaDataParsers.jpeg[65505].push(e.parseExifData)})),function(e){"use strict";"function"==typeof define&&define.amd?define(["load-image","load-image-exif"],e):e(window.loadImage)}((function(e){"use strict";e.ExifMap.prototype.tags={256:"ImageWidth",257:"ImageHeight",34665:"ExifIFDPointer",34853:"GPSInfoIFDPointer",40965:"InteroperabilityIFDPointer",258:"BitsPerSample",259:"Compression",262:"PhotometricInterpretation",274:"Orientation",277:"SamplesPerPixel",284:"PlanarConfiguration",530:"YCbCrSubSampling",531:"YCbCrPositioning",282:"XResolution",283:"YResolution",296:"ResolutionUnit",273:"StripOffsets",278:"RowsPerStrip",279:"StripByteCounts",513:"JPEGInterchangeFormat",514:"JPEGInterchangeFormatLength",301:"TransferFunction",318:"WhitePoint",319:"PrimaryChromaticities",529:"YCbCrCoefficients",532:"ReferenceBlackWhite",306:"DateTime",270:"ImageDescription",271:"Make",272:"Model",305:"Software",315:"Artist",33432:"Copyright",36864:"ExifVersion",40960:"FlashpixVersion",40961:"ColorSpace",40962:"PixelXDimension",40963:"PixelYDimension",42240:"Gamma",37121:"ComponentsConfiguration",37122:"CompressedBitsPerPixel",37500:"MakerNote",37510:"UserComment",40964:"RelatedSoundFile",36867:"DateTimeOriginal",36868:"DateTimeDigitized",37520:"SubSecTime",37521:"SubSecTimeOriginal",37522:"SubSecTimeDigitized",33434:"ExposureTime",33437:"FNumber",34850:"ExposureProgram",34852:"SpectralSensitivity",34855:"PhotographicSensitivity",34856:"OECF",34864:"SensitivityType",34865:"StandardOutputSensitivity",34866:"RecommendedExposureIndex",34867:"ISOSpeed",34868:"ISOSpeedLatitudeyyy",34869:"ISOSpeedLatitudezzz",37377:"ShutterSpeedValue",37378:"ApertureValue",37379:"BrightnessValue",37380:"ExposureBias",37381:"MaxApertureValue",37382:"SubjectDistance",37383:"MeteringMode",37384:"LightSource",37385:"Flash",37396:"SubjectArea",37386:"FocalLength",41483:"FlashEnergy",41484:"SpatialFrequencyResponse",41486:"FocalPlaneXResolution",41487:"FocalPlaneYResolution",41488:"FocalPlaneResolutionUnit",41492:"SubjectLocation",41493:"ExposureIndex",41495:"SensingMethod",41728:"FileSource",41729:"SceneType",41730:"CFAPattern",41985:"CustomRendered",41986:"ExposureMode",41987:"WhiteBalance",41988:"DigitalZoomRatio",41989:"FocalLengthIn35mmFilm",41990:"SceneCaptureType",41991:"GainControl",41992:"Contrast",41993:"Saturation",41994:"Sharpness",41995:"DeviceSettingDescription",41996:"SubjectDistanceRange",42016:"ImageUniqueID",42032:"CameraOwnerName",42033:"BodySerialNumber",42034:"LensSpecification",42035:"LensMake",42036:"LensModel",42037:"LensSerialNumber",0:"GPSVersionID",1:"GPSLatitudeRef",2:"GPSLatitude",3:"GPSLongitudeRef",4:"GPSLongitude",5:"GPSAltitudeRef",6:"GPSAltitude",7:"GPSTimeStamp",8:"GPSSatellites",9:"GPSStatus",10:"GPSMeasureMode",11:"GPSDOP",12:"GPSSpeedRef",13:"GPSSpeed",14:"GPSTrackRef",15:"GPSTrack",16:"GPSImgDirectionRef",17:"GPSImgDirection",18:"GPSMapDatum",19:"GPSDestLatitudeRef",20:"GPSDestLatitude",21:"GPSDestLongitudeRef",22:"GPSDestLongitude",23:"GPSDestBearingRef",24:"GPSDestBearing",25:"GPSDestDistanceRef",26:"GPSDestDistance",27:"GPSProcessingMethod",28:"GPSAreaInformation",29:"GPSDateStamp",30:"GPSDifferential",31:"GPSHPositioningError"},e.ExifMap.prototype.stringValues={ExposureProgram:{0:"Undefined",1:"Manual",2:"Normal program",3:"Aperture priority",4:"Shutter priority",5:"Creative program",6:"Action program",7:"Portrait mode",8:"Landscape mode"},MeteringMode:{0:"Unknown",1:"Average",2:"CenterWeightedAverage",3:"Spot",4:"MultiSpot",5:"Pattern",6:"Partial",255:"Other"},LightSource:{0:"Unknown",1:"Daylight",2:"Fluorescent",3:"Tungsten (incandescent light)",4:"Flash",9:"Fine weather",10:"Cloudy weather",11:"Shade",12:"Daylight fluorescent (D 5700 - 7100K)",13:"Day white fluorescent (N 4600 - 5400K)",14:"Cool white fluorescent (W 3900 - 4500K)",15:"White fluorescent (WW 3200 - 3700K)",17:"Standard light A",18:"Standard light B",19:"Standard light C",20:"D55",21:"D65",22:"D75",23:"D50",24:"ISO studio tungsten",255:"Other"},Flash:{0:"Flash did not fire",1:"Flash fired",5:"Strobe return light not detected",7:"Strobe return light detected",9:"Flash fired, compulsory flash mode",13:"Flash fired, compulsory flash mode, return light not detected",15:"Flash fired, compulsory flash mode, return light detected",16:"Flash did not fire, compulsory flash mode",24:"Flash did not fire, auto mode",25:"Flash fired, auto mode",29:"Flash fired, auto mode, return light not detected",31:"Flash fired, auto mode, return light detected",32:"No flash function",65:"Flash fired, red-eye reduction mode",69:"Flash fired, red-eye reduction mode, return light not detected",71:"Flash fired, red-eye reduction mode, return light detected",73:"Flash fired, compulsory flash mode, red-eye reduction mode",77:"Flash fired, compulsory flash mode, red-eye reduction mode, return light not detected",79:"Flash fired, compulsory flash mode, red-eye reduction mode, return light detected",89:"Flash fired, auto mode, red-eye reduction mode",93:"Flash fired, auto mode, return light not detected, red-eye reduction mode",95:"Flash fired, auto mode, return light detected, red-eye reduction mode"},SensingMethod:{1:"Undefined",2:"One-chip color area sensor",3:"Two-chip color area sensor",4:"Three-chip color area sensor",5:"Color sequential area sensor",7:"Trilinear sensor",8:"Color sequential linear sensor"},SceneCaptureType:{0:"Standard",1:"Landscape",2:"Portrait",3:"Night scene"},SceneType:{1:"Directly photographed"},CustomRendered:{0:"Normal process",1:"Custom process"},WhiteBalance:{0:"Auto white balance",1:"Manual white balance"},GainControl:{0:"None",1:"Low gain up",2:"High gain up",3:"Low gain down",4:"High gain down"},Contrast:{0:"Normal",1:"Soft",2:"Hard"},Saturation:{0:"Normal",1:"Low saturation",2:"High saturation"},Sharpness:{0:"Normal",1:"Soft",2:"Hard"},SubjectDistanceRange:{0:"Unknown",1:"Macro",2:"Close view",3:"Distant view"},FileSource:{3:"DSC"},ComponentsConfiguration:{0:"",1:"Y",2:"Cb",3:"Cr",4:"R",5:"G",6:"B"},Orientation:{1:"top-left",2:"top-right",3:"bottom-right",4:"bottom-left",5:"left-top",6:"right-top",7:"right-bottom",8:"left-bottom"}},e.ExifMap.prototype.getText=function(e){var t=this.get(e);switch(e){case"LightSource":case"Flash":case"MeteringMode":case"ExposureProgram":case"SensingMethod":case"SceneCaptureType":case"SceneType":case"CustomRendered":case"WhiteBalance":case"GainControl":case"Contrast":case"Saturation":case"Sharpness":case"SubjectDistanceRange":case"FileSource":case"Orientation":return this.stringValues[e][t];case"ExifVersion":case"FlashpixVersion":return String.fromCharCode(t[0],t[1],t[2],t[3]);case"ComponentsConfiguration":return this.stringValues[e][t[0]]+this.stringValues[e][t[1]]+this.stringValues[e][t[2]]+this.stringValues[e][t[3]];case"GPSVersionID":return t[0]+"."+t[1]+"."+t[2]+"."+t[3]}return String(t)},function(e){var t,i=e.tags,a=e.map;for(t in i)i.hasOwnProperty(t)&&(a[i[t]]=t)}(e.ExifMap.prototype),e.ExifMap.prototype.getAll=function(){var e,t,i={};for(e in this)this.hasOwnProperty(e)&&(t=this.tags[e])&&(i[t]=this.getText(t));return i}})); |