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exifreader - npm Package Compare versions

Comparing version 3.6.1 to 3.7.0

2

dist/exif-reader.js

@@ -1,2 +0,2 @@

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n=tt(e.attributes);return{value:n,attributes:{},description:ot(n,t)}}(e,t):function(e){return void 0!==mt(e.value)}(e)?function(e,t){var n=mt(e.value).value["rdf:li"],r=pt(e),i=[];void 0===n?n=[]:Array.isArray(n)||(n=[n]);return n.forEach((function(e){i.push(function(e){if(lt(e))return dt(e);if(function(e){return"Resource"===e.attributes["rdf:parseType"]}(e))return ft(e.value);return{value:e.value,attributes:pt(e),description:ot(e.value)}}(e))})),{value:i,attributes:r,description:ot(i,t)}}(e,t):function(e,t){var n=gt(e)||et(e.value);return{value:n,attributes:pt(e),description:ot(n,t)}}(e,t)}function lt(e){return"Resource"===e.attributes["rdf:parseType"]&&void 0!==e.value["rdf:value"]||void 0!==e.value["rdf:Description"]&&void 0!==e.value["rdf:Description"].value["rdf:value"]}function dt(e,t){var n=pt(e);void 0!==e.value["rdf:Description"]&&(e=e.value["rdf:Description"]),a(n,pt(e),function(e){var t={};for(var n in e.value)"rdf:value"===n||rt(n)||(t[it(n)]=e.value[n].value);return t}(e));var r=function(e){return gt(e.value["rdf:value"])||e.value["rdf:value"].value}(e);return{value:r,attributes:n,description:ot(r,t)}}function pt(e){var t={};for(var n in e.attributes)"rdf:parseType"===n||"rdf:resource"===n||rt(n)||(t[it(n)]=e.attributes[n]);return t}function mt(e){return e["rdf:Bag"]||e["rdf:Seq"]||e["rdf:Alt"]}function gt(e){return e.attributes&&e.attributes["rdf:resource"]}var vt={desc:{name:"ICC Description"},cprt:{name:"ICC Copyright"},dmdd:{name:"ICC Device Model Description"},vued:{name:"ICC Viewing Conditions Description"},dmnd:{name:"ICC Device Manufacturer for Display"},tech:{name:"Technology"}},ht={4:{name:"Preferred CMM type",value:function(e,t){return r(e,t,4)},description:function(e){return null!==e?yt(e):""}},8:{name:"Profile Version",value:function(e,t){return e.getUint8(t).toString(10)+"."+(e.getUint8(t+1)>>4).toString(10)+"."+(e.getUint8(t+1)%16).toString(10)}},12:{name:"Profile/Device class",value:function(e,t){return r(e,t,4)},description:function(e){switch(e.toLowerCase()){case"scnr":return"Input Device profile";case"mntr":return"Display Device profile";case"prtr":return"Output Device profile";case"link":return"DeviceLink profile";case"abst":return"Abstract profile";case"spac":return"ColorSpace profile";case"nmcl":return"NamedColor profile";case"cenc":return"ColorEncodingSpace profile";case"mid ":return"MultiplexIdentification profile";case"mlnk":return"MultiplexLink profile";case"mvis":return"MultiplexVisualization profile";default:return e}}},16:{name:"Color Space",value:function(e,t){return r(e,t,4)}},20:{name:"Connection Space",value:function(e,t){return r(e,t,4)}},24:{name:"ICC Profile Date",value:function(e,t){return function(e,t){var n=e.getUint16(t),r=e.getUint16(t+2)-1,i=e.getUint16(t+4),o=e.getUint16(t+6),a=e.getUint16(t+8),u=e.getUint16(t+10);return new Date(Date.UTC(n,r,i,o,a,u))}(e,t).toISOString()}},36:{name:"ICC Signature",value:function(e,t){return n=e.buffer.slice(t,t+4),String.fromCharCode.apply(null,new Uint8Array(n));var n}},40:{name:"Primary Platform",value:function(e,t){return r(e,t,4)},description:function(e){return yt(e)}},48:{name:"Device Manufacturer",value:function(e,t){return r(e,t,4)},description:function(e){return yt(e)}},52:{name:"Device Model Number",value:function(e,t){return r(e,t,4)}},64:{name:"Rendering Intent",value:function(e,t){return e.getUint32(t)},description:function(e){switch(e){case 0:return"Perceptual";case 1:return"Relative Colorimetric";case 2:return"Saturation";case 3:return"Absolute Colorimetric";default:return e}}},80:{name:"Profile Creator",value:function(e,t){return r(e,t,4)}}};function yt(e){switch(e.toLowerCase()){case"appl":return"Apple";case"adbe":return"Adobe";case"msft":return"Microsoft";case"sunw":return"Sun Microsystems";case"sgi":return"Silicon Graphics";case"tgnt":return"Taligent";default:return e}}var St={read:function(e,t){try{for(var n=t.reduce((function(e,t){return e+t.length}),0),o=new Uint8Array(n),a=0,u=e.buffer,c=function(e){var n=t.find((function(t){return t.chunkNumber===e}));if(!n)throw new Error("ICC chunk ".concat(e," not found"));var r=u.slice(n.offset,n.offset+n.length),i=new Uint8Array(r);o.set(i,a),a+=i.length},f=1;f<=t.length;f++)c(f);return function(e){var t=e.buffer,n=e.getUint32();if(e.byteLength!==n)throw new Error("ICC profile length not matching");if(e.length<84)throw new Error("ICC profile too short");for(var o={},a=0,u=Object.keys(ht);a<u.length;a++){var c=u[a],f=ht[c],s=f.value(e,parseInt(c,10)),l=s;f.description&&(l=f.description(s)),o[f.name]={value:s,description:l}}if("acsp"!==Ct(t.slice(36,40)))throw new Error("ICC profile: missing signature");if(function(e){return e.length<132}(t))return o;for(var d=e.getUint32(128),p=132,m=0;m<d;m++){if(bt(t,p))return o;var g=r(e,p,4),v=e.getUint32(p+4),h=e.getUint32(p+8);if(v>t.length)return o;var y=r(e,v,4);if("desc"===y){var S=e.getUint32(v+8);if(S>h)return o;var b=Ct(t.slice(v+12,v+S+11));At(o,g,b)}else if("mluc"===y){for(var C=e.getUint32(v+8),A=e.getUint32(v+12),I=v+16,w=[],P=0;P<C;P++){var U=r(e,I+0,2),O=r(e,I+2,2),D=e.getUint32(I+4),T=e.getUint32(I+8),M=i(e,v+T,D);w.push({languageCode:U,countryCode:O,text:M}),I+=A}if(1===C)At(o,g,w[0].text);else{for(var F={},x=0;x<w.length;x++)F["".concat(w[x].languageCode,"-").concat(w[x].countryCode)]=w[x].text;At(o,g,F)}}else if("text"===y){var L=Ct(t.slice(v+8,v+h-7));At(o,g,L)}else if("sig "===y){var N=Ct(t.slice(v+8,v+12));At(o,g,N)}p+=12}return o}(new DataView(o.buffer))}catch(e){return{}}}};function bt(e,t){return e.length<t+12}function Ct(e){return String.fromCharCode.apply(null,new Uint8Array(e))}function At(e,t,n){vt[t]?e[vt[t].name]={value:n,description:n}:e[t]={value:n,description:n}}var It={read:function(e,t){return{"Image Width":wt(e,t),"Image Height":Pt(e,t),"Bit Depth":Ut(e,t),"Color Type":Ot(e,t),Compression:Dt(e,t),Filter:Tt(e,t),Interlace:Mt(e,t)}}};function wt(e,t){if(!(t+0+4>e.byteLength)){var n=V.getLongAt(e,t);return{value:n,description:"".concat(n,"px")}}}function Pt(e,t){if(!(t+4+4>e.byteLength)){var n=V.getLongAt(e,t+4);return{value:n,description:"".concat(n,"px")}}}function Ut(e,t){if(!(t+8+1>e.byteLength)){var n=V.getByteAt(e,t+8);return{value:n,description:"".concat(n)}}}function Ot(e,t){if(!(t+9+1>e.byteLength)){var n=V.getByteAt(e,t+9);return{value:n,description:{0:"Grayscale",2:"RGB",3:"Palette",4:"Grayscale with Alpha",6:"RGB with Alpha"}[n]||"Unknown"}}}function Dt(e,t){if(!(t+10+1>e.byteLength)){var n=V.getByteAt(e,t+10);return{value:n,description:0===n?"Deflate/Inflate":"Unknown"}}}function Tt(e,t){if(!(t+11+1>e.byteLength)){var n=V.getByteAt(e,t+11);return{value:n,description:0===n?"Adaptive":"Unknown"}}}function Mt(e,t){if(!(t+12+1>e.byteLength)){var n=V.getByteAt(e,t+12);return{value:n,description:{0:"Noninterlaced",1:"Adam7 Interlace"}[n]||"Unknown"}}}function Ft(e){return(Ft="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e})(e)}var xt={get:function(e,t,n){if(c=t,c&&(void 0===c.Compression||6===c.Compression.value)&&c.JPEGInterchangeFormat&&c.JPEGInterchangeFormat.value&&c.JPEGInterchangeFormatLength&&c.JPEGInterchangeFormatLength.value){t.type="image/jpeg";var r=n+t.JPEGInterchangeFormat.value;t.image=e.buffer.slice(r,r+t.JPEGInterchangeFormatLength.value),i=t,o="base64",a=function(){return e=this.image,"undefined"!=typeof btoa?btoa(Array.prototype.reduce.call(new Uint8Array(e),(function(e,t){return e+String.fromCharCode(t)}),"")):"undefined"!=typeof Buffer?void 0!==Ft(Buffer.from)?Buffer.from(e).toString("base64"):new Buffer(e).toString("base64"):void 0;var e},u=!1,Object.defineProperty(i,o,{get:function(){return u||(u=!0,Object.defineProperty(i,o,{configurable:!0,enumerable:!0,value:a.apply(i),writable:!0})),i[o]},configurable:!0,enumerable:!0})}var i,o,a,u;var c;return t}};function Lt(e){this.name="MetadataMissingError",this.message=e||"No Exif data",this.stack=(new Error).stack}Lt.prototype=new Error;var Nt={MetadataMissingError:Lt};function kt(e,t){if(null==e)return{};var n,r,i=function(e,t){if(null==e)return{};var n,r,i={},o=Object.keys(e);for(r=0;r<o.length;r++)n=o[r],t.indexOf(n)>=0||(i[n]=e[n]);return i}(e,t);if(Object.getOwnPropertySymbols){var o=Object.getOwnPropertySymbols(e);for(r=0;r<o.length;r++)n=o[r],t.indexOf(n)>=0||Object.prototype.propertyIsEnumerable.call(e,n)&&(i[n]=e[n])}return i}t.default={load:Et,loadView:Gt,errors:Nt};var Rt=Nt;function Et(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{expanded:!1};return Gt(jt(e),t)}function jt(e){try{return new DataView(e)}catch(t){return new f(e)}}function Gt(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{expanded:!1},n=!1,r={},i=z.parseAppMarkers(e),u=i.fileDataOffset,c=i.tiffHeaderOffset,f=i.iptcDataOffset,S=i.xmpChunks,b=i.iccChunks,C=i.pngHeaderOffset;if(h&&s&&Bt(u)){n=!0;var A=ve.read(e,u);t.expanded?r.file=A:r=a({},r,A)}if(l&&zt(c)){n=!0;var I=ce.read(e,c),w=I.Thumbnail,P=kt(I,["Thumbnail"]);if(t.expanded?r.exif=P:r=a({},r,P),w&&(r.Thumbnail=w),v&&d&&P["IPTC-NAA"]&&!Ht(f)){var U=Te.read(P["IPTC-NAA"].value,0);t.expanded?r.iptc=U:r=a({},r,U)}if(v&&p&&P.ApplicationNotes&&!Wt(S)){var O=_e.read(o(P.ApplicationNotes.value));t.expanded?r.xmp=O:r=a({},r,O)}}if(h&&d&&Ht(f)){n=!0;var D=Te.read(e,f);t.expanded?r.iptc=D:r=a({},r,D)}if(p&&Wt(S)){n=!0;var T=_e.read(e,S);t.expanded?r.xmp=T:r=a({},r,T)}if(h&&m&&Vt(b)){n=!0;var M=St.read(e,b);t.expanded?r.icc=M:r=a({},r,M)}if(y&&_t(C)){n=!0;var F=It.read(e,C);t.expanded?r.pngFile=F:r=a({},r,F)}var x=h&&l&&g&&xt.get(e,r.Thumbnail,c);if(x&&(r.Thumbnail=x,n=!0),!n)throw new Nt.MetadataMissingError;return r}function Bt(e){return void 0!==e}function zt(e){return void 0!==e}function Ht(e){return void 0!==e}function Wt(e){return Array.isArray(e)&&e.length>0}function Vt(e){return Array.isArray(e)&&e.length>0}function _t(e){return void 0!==e}}])}));
//# sourceMappingURL=exif-reader.js.map

2

package.json
{
"name": "exifreader",
"version": "3.6.1",
"version": "3.7.0",
"description": "Library that parses Exif metadata in images.",

@@ -5,0 +5,0 @@ "author": "Mattias Wallander <mattias@wallander.eu>",

3

README.md

@@ -203,3 +203,3 @@ ExifReader

| `file` | JPEG image width, height etc. |
| `exif` | Regular Exif tags. If excluded, will also exclude `thumbnail`. |
| `exif` | Regular Exif tags. If excluded, will also exclude `thumbnail`. For TIFF files, excluding this will also exclude IPTC and XMP. |
| `iptc` | IPTC tags. |

@@ -320,2 +320,3 @@ | `xmp` | XMP tags. |

- **April 2020**:
- Add support for IPTC and XMP tags in TIFF images.
- Add functionality to create a custom build to reduce bundle size.

@@ -322,0 +323,0 @@ - **March 2020**:

25

src/exif-reader.js

@@ -13,2 +13,3 @@ /**

import Constants from './constants.js';
import {getStringValueFromArray} from './utils.js';
import ImageHeader from './image-header.js';

@@ -59,5 +60,7 @@ import Tags from './tags.js';

}
if (Constants.USE_EXIF && hasExifData(tiffHeaderOffset)) {
foundMetaData = true;
const {Thumbnail: thumbnailTags, ...readTags} = Tags.read(dataView, tiffHeaderOffset);
if (options.expanded) {

@@ -71,3 +74,22 @@ tags.exif = readTags;

}
if (Constants.USE_TIFF && Constants.USE_IPTC && readTags['IPTC-NAA'] && !hasIptcData(iptcDataOffset)) {
const readIptcTags = IptcTags.read(readTags['IPTC-NAA'].value, 0);
if (options.expanded) {
tags.iptc = readIptcTags;
} else {
tags = objectAssign({}, tags, readIptcTags);
}
}
if (Constants.USE_TIFF && Constants.USE_XMP && readTags['ApplicationNotes'] && !hasXmpData(xmpChunks)) {
const readXmpTags = XmpTags.read(getStringValueFromArray(readTags['ApplicationNotes'].value));
if (options.expanded) {
tags.xmp = readXmpTags;
} else {
tags = objectAssign({}, tags, readXmpTags);
}
}
}
if (Constants.USE_JPEG && Constants.USE_IPTC && hasIptcData(iptcDataOffset)) {

@@ -82,2 +104,3 @@ foundMetaData = true;

}
if (Constants.USE_XMP && hasXmpData(xmpChunks)) {

@@ -92,2 +115,3 @@ foundMetaData = true;

}
if (Constants.USE_JPEG && Constants.USE_ICC && hasIccData(iccChunks)) {

@@ -102,2 +126,3 @@ foundMetaData = true;

}
if (Constants.USE_PNG && hasPngFileData(pngHeaderOffset)) {

@@ -104,0 +129,0 @@ foundMetaData = true;

7

src/iptc-tags.js

@@ -5,2 +5,3 @@ /* This Source Code Form is subject to the terms of the Mozilla Public

import {isArray} from './utils.js';
import IptcTagNames from './iptc-tag-names.js';

@@ -21,2 +22,5 @@ import TagDecoder from './tag-decoder.js';

try {
if (isArray(dataView)) {
return parseTags(new DataView(Uint8Array.from(dataView).buffer), {size: dataView.length}, 0);
}
const {naaBlock, dataOffset: newDataOffset} = getNaaResourceBlock(dataView, dataOffset);

@@ -33,3 +37,3 @@ return parseTags(dataView, naaBlock, newDataOffset);

if (isNaaResourceBlock(resourceBlock)) {
return {naaBlock: resourceBlock, dataOffset};
return {naaBlock: resourceBlock, dataOffset: dataOffset + RESOURCE_BLOCK_HEADER_SIZE};
}

@@ -69,3 +73,2 @@ dataOffset += RESOURCE_BLOCK_HEADER_SIZE + resourceBlock.size + getBlockPadding(resourceBlock);

dataOffset += RESOURCE_BLOCK_HEADER_SIZE;
const endOfBlockOffset = dataOffset + naaBlock['size'];

@@ -72,0 +75,0 @@

4

src/tag-names-utils.js

@@ -26,5 +26,1 @@ /* This Source Code Form is subject to the terms of the Mozilla Public

}
export function getCharacterArray(string) {
return string.split('').map((character) => character.charCodeAt(0));
}

10

src/tags.js

@@ -115,2 +115,3 @@ /* This Source Code Form is subject to the terms of the Mozilla Public

function readTag(dataView, ifdType, tiffHeaderOffset, offset, byteOrder) {
const TAG_CODE_IPTC_NAA = 0x83bb;
const TAG_TYPE_OFFSET = Types.getTypeSize('SHORT');

@@ -134,3 +135,4 @@ const TAG_COUNT_OFFSET = TAG_TYPE_OFFSET + Types.getTypeSize('SHORT');

if (tagValueFitsInDataView(dataView, tiffHeaderOffset, tagValueOffset, tagType, tagCount)) {
tagValue = getTagValue(dataView, tiffHeaderOffset + tagValueOffset, tagType, tagCount, byteOrder);
const forceByteType = tagCode === TAG_CODE_IPTC_NAA;
tagValue = getTagValue(dataView, tiffHeaderOffset + tagValueOffset, tagType, tagCount, byteOrder, forceByteType);
} else {

@@ -183,5 +185,9 @@ tagValue = '<faulty value>';

function getTagValue(dataView, offset, type, count, byteOrder) {
function getTagValue(dataView, offset, type, count, byteOrder, forceByteType = false) {
let value = [];
if (forceByteType) {
count = count * Types.typeSizes[type];
type = Types.tagTypes['BYTE'];
}
for (let valueIndex = 0; valueIndex < count; valueIndex++) {

@@ -188,0 +194,0 @@ value.push(getTagValueAt[type](dataView, offset, byteOrder));

16

src/utils.js

@@ -10,3 +10,3 @@ /* This Source Code Form is subject to the terms of the Mozilla Public

}
return getStringValueFromArray(chars).join('');
return getStringValueFromArray(chars);
}

@@ -19,9 +19,13 @@

}
return getStringValueFromArray(chars).join('');
return getStringValueFromArray(chars);
}
function getStringValueFromArray(charArray) {
return charArray.map((charCode) => String.fromCharCode(charCode));
export function getStringValueFromArray(charArray) {
return charArray.map((charCode) => String.fromCharCode(charCode)).join('');
}
export function getCharacterArray(string) {
return string.split('').map((character) => character.charCodeAt(0));
}
export function objectAssign(target, ...sources) {

@@ -37,2 +41,6 @@ for (const source of sources) {

export function isArray(value) {
return Object.prototype.toString.call(value) === '[object Array]';
}
export function deferInit(object, key, initializer) {

@@ -39,0 +47,0 @@ let initialized = false;

7

src/xmp-tags.js

@@ -14,2 +14,5 @@ /* This Source Code Form is subject to the terms of the Mozilla Public

function read(dataView, chunks) {
if (typeof dataView === 'string') {
return readTags({}, dataView);
}
return extractCompleteChunks(dataView, chunks).reduce(readTags, {});

@@ -67,4 +70,4 @@ }

const domParser = new Parser();
const xmlSource = trimXmlSource(getStringFromDataView(chunkDataView, 0, chunkDataView.byteLength));
const doc = domParser.parseFromString(xmlSource, 'application/xml');
const xmlString = typeof chunkDataView === 'string' ? chunkDataView : getStringFromDataView(chunkDataView, 0, chunkDataView.byteLength);
const doc = domParser.parseFromString(trimXmlSource(xmlString), 'application/xml');

@@ -71,0 +74,0 @@ if (doc.documentElement.nodeName === 'parsererror') {

dist/exif-reader.js.map

Sorry, the diff of this file is not supported yet

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