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1176 lines
42 KiB
JavaScript
1176 lines
42 KiB
JavaScript
// Copyright 2013 Lovell Fuller and others.
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// SPDX-License-Identifier: Apache-2.0
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'use strict';
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const fs = require('fs');
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const assert = require('assert');
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const exifReader = require('exif-reader');
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const icc = require('icc');
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const sharp = require('../../');
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const fixtures = require('../fixtures');
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const create = { width: 1, height: 1, channels: 3, background: 'red' };
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describe('Image metadata', function () {
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it('JPEG', function (done) {
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sharp(fixtures.inputJpg).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('jpeg', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(2725, metadata.width);
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assert.strictEqual(2225, metadata.height);
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assert.strictEqual('srgb', metadata.space);
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assert.strictEqual(3, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual(true, ['undefined', 'number'].includes(typeof metadata.density));
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assert.strictEqual('4:2:0', metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual(false, metadata.hasAlpha);
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assert.strictEqual('undefined', typeof metadata.orientation);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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done();
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});
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});
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it('JPEG with EXIF/ICC', function (done) {
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sharp(fixtures.inputJpgWithExif).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('jpeg', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(450, metadata.width);
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assert.strictEqual(600, metadata.height);
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assert.strictEqual('srgb', metadata.space);
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assert.strictEqual(3, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual(72, metadata.density);
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assert.strictEqual('4:2:0', metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(true, metadata.hasProfile);
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assert.strictEqual(false, metadata.hasAlpha);
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assert.strictEqual(8, metadata.orientation);
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// EXIF
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assert.strictEqual('object', typeof metadata.exif);
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assert.strictEqual(true, metadata.exif instanceof Buffer);
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const exif = exifReader(metadata.exif);
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assert.strictEqual('object', typeof exif);
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assert.strictEqual('object', typeof exif.Image);
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assert.strictEqual('number', typeof exif.Image.XResolution);
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// ICC
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assert.strictEqual('object', typeof metadata.icc);
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assert.strictEqual(true, metadata.icc instanceof Buffer);
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const profile = icc.parse(metadata.icc);
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assert.strictEqual('object', typeof profile);
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assert.strictEqual('Generic RGB Profile', profile.description);
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done();
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});
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});
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it('JPEG with IPTC/XMP', function (done) {
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sharp(fixtures.inputJpgWithIptcAndXmp).metadata(function (err, metadata) {
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if (err) throw err;
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// IPTC
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assert.strictEqual('object', typeof metadata.iptc);
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assert.strictEqual(true, metadata.iptc instanceof Buffer);
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assert.strictEqual(18250, metadata.iptc.byteLength);
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assert.strictEqual(metadata.iptc.indexOf(Buffer.from('Photoshop')), 0);
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// XMP
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assert.strictEqual('object', typeof metadata.xmp);
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assert.strictEqual(true, metadata.xmp instanceof Buffer);
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assert.strictEqual(12466, metadata.xmp.byteLength);
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assert.strictEqual(metadata.xmp.indexOf(Buffer.from('<?xpacket begin="')), 0);
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assert(metadata.xmpAsString.startsWith('<?xpacket begin="" id="W5M0MpCehiHzreSzNTczkc9d"?>'));
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done();
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});
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});
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it('TIFF', function (done) {
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sharp(fixtures.inputTiff).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('tiff', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(2464, metadata.width);
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assert.strictEqual(3248, metadata.height);
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assert.strictEqual('b-w', metadata.space);
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assert.strictEqual(1, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual(300, metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual(false, metadata.hasAlpha);
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assert.strictEqual(1, metadata.orientation);
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assert.strictEqual(2464, metadata.autoOrient.width);
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assert.strictEqual(3248, metadata.autoOrient.height);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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assert.strictEqual('undefined', typeof metadata.xmp);
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assert.strictEqual('undefined', typeof metadata.xmpAsString);
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assert.strictEqual('inch', metadata.resolutionUnit);
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done();
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});
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});
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it('Multipage TIFF', function (done) {
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sharp(fixtures.inputTiffMultipage).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('tiff', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(2464, metadata.width);
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assert.strictEqual(3248, metadata.height);
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assert.strictEqual('b-w', metadata.space);
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assert.strictEqual(1, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual(300, metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(2, metadata.pages);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual(false, metadata.hasAlpha);
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assert.strictEqual(1, metadata.orientation);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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done();
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});
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});
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it('PNG', function (done) {
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sharp(fixtures.inputPng).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('png', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(2809, metadata.width);
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assert.strictEqual(2074, metadata.height);
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assert.strictEqual('b-w', metadata.space);
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assert.strictEqual(1, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual(300, metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual(false, metadata.hasAlpha);
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assert.strictEqual('undefined', typeof metadata.orientation);
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assert.strictEqual(2809, metadata.autoOrient.width);
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assert.strictEqual(2074, metadata.autoOrient.height);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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done();
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});
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});
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it('PNG with comment', function (done) {
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sharp(fixtures.inputPngTestJoinChannel).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('png', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(320, metadata.width);
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assert.strictEqual(240, metadata.height);
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assert.strictEqual('b-w', metadata.space);
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assert.strictEqual(1, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual(72, metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual(false, metadata.hasAlpha);
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assert.strictEqual('undefined', typeof metadata.orientation);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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assert.strictEqual(1, metadata.comments.length);
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assert.strictEqual('Comment', metadata.comments[0].keyword);
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assert.strictEqual('Created with GIMP', metadata.comments[0].text);
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done();
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});
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});
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it('Transparent PNG', function (done) {
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sharp(fixtures.inputPngWithTransparency).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('png', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(2048, metadata.width);
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assert.strictEqual(1536, metadata.height);
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assert.strictEqual('srgb', metadata.space);
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assert.strictEqual(4, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual(72, metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual(true, metadata.hasAlpha);
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assert.strictEqual('undefined', typeof metadata.orientation);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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done();
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});
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});
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it('PNG with greyscale bKGD chunk - 8 bit', async () => {
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const data = await sharp(fixtures.inputPng8BitGreyBackground).metadata();
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assert.deepStrictEqual(data, {
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background: {
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gray: 0
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},
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bitsPerSample: 8,
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channels: 2,
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density: 72,
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depth: 'uchar',
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format: 'png',
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hasAlpha: true,
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hasProfile: false,
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height: 32,
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isPalette: false,
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isProgressive: false,
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space: 'b-w',
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width: 32,
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autoOrient: {
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width: 32,
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height: 32
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}
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});
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});
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it('PNG with greyscale bKGD chunk - 16 bit', async () => {
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const data = await sharp(fixtures.inputPng16BitGreyBackground).metadata();
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assert.deepStrictEqual(data, {
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background: {
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gray: 67
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},
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bitsPerSample: 16,
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channels: 2,
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density: 72,
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depth: 'ushort',
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format: 'png',
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hasAlpha: true,
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hasProfile: false,
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height: 32,
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isPalette: false,
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isProgressive: false,
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space: 'grey16',
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width: 32,
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autoOrient: {
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width: 32,
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height: 32
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}
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});
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});
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it('WebP', function (done) {
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sharp(fixtures.inputWebP).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('webp', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(1024, metadata.width);
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assert.strictEqual(772, metadata.height);
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assert.strictEqual('srgb', metadata.space);
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assert.strictEqual(3, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual('undefined', typeof metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual(false, metadata.hasAlpha);
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assert.strictEqual('undefined', typeof metadata.orientation);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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done();
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});
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});
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it('Animated WebP', () =>
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sharp(fixtures.inputWebPAnimated)
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.metadata()
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.then(({
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format, width, height, space, channels, depth,
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isProgressive, pages, loop, delay, hasProfile,
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hasAlpha
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}) => {
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assert.strictEqual(format, 'webp');
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assert.strictEqual(width, 80);
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assert.strictEqual(height, 80);
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assert.strictEqual(space, 'srgb');
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assert.strictEqual(channels, 4);
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assert.strictEqual(depth, 'uchar');
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assert.strictEqual(isProgressive, false);
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assert.strictEqual(pages, 9);
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assert.strictEqual(loop, 0);
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assert.deepStrictEqual(delay, [120, 120, 90, 120, 120, 90, 120, 90, 30]);
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assert.strictEqual(hasProfile, false);
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assert.strictEqual(hasAlpha, true);
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})
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);
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it('Animated WebP with all pages', () =>
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sharp(fixtures.inputWebPAnimated, { pages: -1 })
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.metadata()
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.then(({
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format, width, height, space, channels, depth,
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isProgressive, pages, pageHeight, loop, delay,
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hasProfile, hasAlpha
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}) => {
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assert.strictEqual(format, 'webp');
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assert.strictEqual(width, 80);
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assert.strictEqual(height, 720);
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assert.strictEqual(space, 'srgb');
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assert.strictEqual(channels, 4);
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assert.strictEqual(depth, 'uchar');
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assert.strictEqual(isProgressive, false);
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assert.strictEqual(pages, 9);
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assert.strictEqual(pageHeight, 80);
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assert.strictEqual(loop, 0);
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assert.deepStrictEqual(delay, [120, 120, 90, 120, 120, 90, 120, 90, 30]);
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assert.strictEqual(hasProfile, false);
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assert.strictEqual(hasAlpha, true);
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})
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);
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it('Animated WebP with limited looping', () =>
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sharp(fixtures.inputWebPAnimatedLoop3)
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.metadata()
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.then(({
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format, width, height, space, channels, depth,
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isProgressive, pages, loop, delay, hasProfile,
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hasAlpha
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}) => {
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assert.strictEqual(format, 'webp');
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assert.strictEqual(width, 370);
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assert.strictEqual(height, 285);
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assert.strictEqual(space, 'srgb');
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assert.strictEqual(channels, 4);
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assert.strictEqual(depth, 'uchar');
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assert.strictEqual(isProgressive, false);
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assert.strictEqual(pages, 10);
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assert.strictEqual(loop, 3);
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assert.deepStrictEqual(delay, [...Array(9).fill(3000), 15000]);
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assert.strictEqual(hasProfile, false);
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assert.strictEqual(hasAlpha, true);
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})
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);
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it('GIF', function (done) {
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sharp(fixtures.inputGif).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('gif', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(800, metadata.width);
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assert.strictEqual(533, metadata.height);
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assert.strictEqual(3, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual('undefined', typeof metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual('undefined', typeof metadata.orientation);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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assert.deepStrictEqual(metadata.background, { r: 138, g: 148, b: 102 });
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done();
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});
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});
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it('GIF grey+alpha', function (done) {
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sharp(fixtures.inputGifGreyPlusAlpha).metadata(function (err, metadata) {
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if (err) throw err;
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assert.strictEqual('gif', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(2, metadata.width);
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assert.strictEqual(1, metadata.height);
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assert.strictEqual(4, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual('undefined', typeof metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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assert.strictEqual(false, metadata.isProgressive);
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assert.strictEqual(false, metadata.hasProfile);
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assert.strictEqual('undefined', typeof metadata.orientation);
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assert.strictEqual('undefined', typeof metadata.exif);
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assert.strictEqual('undefined', typeof metadata.icc);
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done();
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});
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});
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it('Animated GIF', () =>
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sharp(fixtures.inputGifAnimated)
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.metadata()
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.then(({
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format, width, height, space, channels, depth,
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isProgressive, pages, loop, delay, background,
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hasProfile, hasAlpha
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}) => {
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assert.strictEqual(format, 'gif');
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assert.strictEqual(width, 80);
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assert.strictEqual(height, 80);
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assert.strictEqual(space, 'srgb');
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assert.strictEqual(channels, 4);
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assert.strictEqual(depth, 'uchar');
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assert.strictEqual(isProgressive, false);
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assert.strictEqual(pages, 30);
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assert.strictEqual(loop, 0);
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assert.deepStrictEqual(delay, Array(30).fill(30));
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assert.deepStrictEqual(background, { r: 0, g: 0, b: 0 });
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assert.strictEqual(hasProfile, false);
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assert.strictEqual(hasAlpha, true);
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})
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);
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it('Animated GIF with limited looping', () =>
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sharp(fixtures.inputGifAnimatedLoop3)
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.metadata()
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.then(({
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format, width, height, space, channels, depth,
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isProgressive, pages, loop, delay, hasProfile,
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hasAlpha
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}) => {
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assert.strictEqual(format, 'gif');
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assert.strictEqual(width, 370);
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assert.strictEqual(height, 285);
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assert.strictEqual(space, 'srgb');
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assert.strictEqual(channels, 4);
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assert.strictEqual(depth, 'uchar');
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assert.strictEqual(isProgressive, false);
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assert.strictEqual(pages, 10);
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assert.strictEqual(loop, 3);
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assert.deepStrictEqual(delay, [...Array(9).fill(3000), 15000]);
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assert.strictEqual(hasProfile, false);
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assert.strictEqual(hasAlpha, true);
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})
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);
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it('vips', () =>
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sharp(fixtures.inputV)
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.metadata()
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.then(metadata => {
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assert.strictEqual('vips', metadata.format);
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assert.strictEqual('undefined', typeof metadata.size);
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assert.strictEqual(70, metadata.width);
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assert.strictEqual(60, metadata.height);
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assert.strictEqual(3, metadata.channels);
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assert.strictEqual('uchar', metadata.depth);
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assert.strictEqual(72, metadata.density);
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assert.strictEqual('undefined', typeof metadata.chromaSubsampling);
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||
assert.strictEqual(false, metadata.isProgressive);
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||
assert.strictEqual(false, metadata.hasProfile);
|
||
assert.strictEqual(false, metadata.hasAlpha);
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||
assert.strictEqual('undefined', typeof metadata.orientation);
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||
assert.strictEqual('undefined', typeof metadata.exif);
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||
assert.strictEqual('undefined', typeof metadata.icc);
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||
})
|
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);
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||
|
||
it('File in, Promise out', function (done) {
|
||
sharp(fixtures.inputJpg).metadata().then(function (metadata) {
|
||
assert.strictEqual('jpeg', metadata.format);
|
||
assert.strictEqual('undefined', typeof metadata.size);
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||
assert.strictEqual(2725, metadata.width);
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||
assert.strictEqual(2225, metadata.height);
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||
assert.strictEqual('srgb', metadata.space);
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assert.strictEqual(3, metadata.channels);
|
||
assert.strictEqual('uchar', metadata.depth);
|
||
assert.strictEqual(true, ['undefined', 'number'].includes(typeof metadata.density));
|
||
assert.strictEqual('4:2:0', metadata.chromaSubsampling);
|
||
assert.strictEqual(false, metadata.isProgressive);
|
||
assert.strictEqual(false, metadata.hasProfile);
|
||
assert.strictEqual(false, metadata.hasAlpha);
|
||
assert.strictEqual('undefined', typeof metadata.orientation);
|
||
assert.strictEqual('undefined', typeof metadata.exif);
|
||
assert.strictEqual('undefined', typeof metadata.icc);
|
||
done();
|
||
});
|
||
});
|
||
|
||
it('Non-existent file in, Promise out', async () =>
|
||
assert.rejects(
|
||
() => sharp('fail').metadata(),
|
||
(err) => {
|
||
assert.strictEqual(err.message, 'Input file is missing: fail');
|
||
assert(err.stack.includes('at Sharp.metadata'));
|
||
assert(err.stack.includes(__filename));
|
||
return true;
|
||
}
|
||
)
|
||
);
|
||
|
||
it('Invalid stream in, callback out', (done) => {
|
||
fs.createReadStream(__filename).pipe(
|
||
sharp().metadata((err) => {
|
||
assert.strictEqual(err.message, 'Input buffer contains unsupported image format');
|
||
assert(err.stack.includes('at Sharp.metadata'));
|
||
assert(err.stack.includes(__filename));
|
||
done();
|
||
})
|
||
);
|
||
});
|
||
|
||
it('Stream in, Promise out', function (done) {
|
||
const readable = fs.createReadStream(fixtures.inputJpg);
|
||
const pipeline = sharp();
|
||
pipeline.metadata().then(function (metadata) {
|
||
assert.strictEqual('jpeg', metadata.format);
|
||
assert.strictEqual(829183, metadata.size);
|
||
assert.strictEqual(2725, metadata.width);
|
||
assert.strictEqual(2225, metadata.height);
|
||
assert.strictEqual('srgb', metadata.space);
|
||
assert.strictEqual(3, metadata.channels);
|
||
assert.strictEqual('uchar', metadata.depth);
|
||
assert.strictEqual(true, ['undefined', 'number'].includes(typeof metadata.density));
|
||
assert.strictEqual('4:2:0', metadata.chromaSubsampling);
|
||
assert.strictEqual(false, metadata.isProgressive);
|
||
assert.strictEqual(false, metadata.hasProfile);
|
||
assert.strictEqual(false, metadata.hasAlpha);
|
||
assert.strictEqual('undefined', typeof metadata.orientation);
|
||
assert.strictEqual('undefined', typeof metadata.exif);
|
||
assert.strictEqual('undefined', typeof metadata.icc);
|
||
done();
|
||
}).catch(done);
|
||
readable.pipe(pipeline);
|
||
});
|
||
|
||
it('Stream in, rejected Promise out', () => {
|
||
const pipeline = sharp();
|
||
fs
|
||
.createReadStream(__filename)
|
||
.pipe(pipeline);
|
||
|
||
return pipeline
|
||
.metadata()
|
||
.then(
|
||
() => Promise.reject(new Error('Expected metadata to reject')),
|
||
err => assert.strictEqual(err.message, 'Input buffer contains unsupported image format')
|
||
);
|
||
});
|
||
|
||
it('Stream in, finish event fires before metadata is requested', (done) => {
|
||
const create = { width: 1, height: 1, channels: 3, background: 'red' };
|
||
const image1 = sharp({ create }).png().pipe(sharp());
|
||
const image2 = sharp({ create }).png().pipe(sharp());
|
||
setTimeout(async () => {
|
||
const data1 = await image1.metadata();
|
||
assert.strictEqual('png', data1.format);
|
||
const data2 = await image2.metadata();
|
||
assert.strictEqual('png', data2.format);
|
||
done();
|
||
}, 500);
|
||
});
|
||
|
||
it('Stream', function (done) {
|
||
const readable = fs.createReadStream(fixtures.inputJpg);
|
||
const pipeline = sharp().metadata(function (err, metadata) {
|
||
if (err) throw err;
|
||
assert.strictEqual('jpeg', metadata.format);
|
||
assert.strictEqual(829183, metadata.size);
|
||
assert.strictEqual(2725, metadata.width);
|
||
assert.strictEqual(2225, metadata.height);
|
||
assert.strictEqual('srgb', metadata.space);
|
||
assert.strictEqual(3, metadata.channels);
|
||
assert.strictEqual('uchar', metadata.depth);
|
||
assert.strictEqual(true, ['undefined', 'number'].includes(typeof metadata.density));
|
||
assert.strictEqual('4:2:0', metadata.chromaSubsampling);
|
||
assert.strictEqual(false, metadata.isProgressive);
|
||
assert.strictEqual(false, metadata.hasProfile);
|
||
assert.strictEqual(false, metadata.hasAlpha);
|
||
assert.strictEqual('undefined', typeof metadata.orientation);
|
||
assert.strictEqual('undefined', typeof metadata.exif);
|
||
assert.strictEqual('undefined', typeof metadata.icc);
|
||
done();
|
||
});
|
||
readable.pipe(pipeline);
|
||
});
|
||
|
||
it('Resize to half width using metadata', function (done) {
|
||
const image = sharp(fixtures.inputJpg);
|
||
image.metadata(function (err, metadata) {
|
||
if (err) throw err;
|
||
assert.strictEqual('jpeg', metadata.format);
|
||
assert.strictEqual('undefined', typeof metadata.size);
|
||
assert.strictEqual(2725, metadata.width);
|
||
assert.strictEqual(2225, metadata.height);
|
||
assert.strictEqual('srgb', metadata.space);
|
||
assert.strictEqual(3, metadata.channels);
|
||
assert.strictEqual('uchar', metadata.depth);
|
||
assert.strictEqual(true, ['undefined', 'number'].includes(typeof metadata.density));
|
||
assert.strictEqual('4:2:0', metadata.chromaSubsampling);
|
||
assert.strictEqual(false, metadata.isProgressive);
|
||
assert.strictEqual(false, metadata.hasProfile);
|
||
assert.strictEqual(false, metadata.hasAlpha);
|
||
assert.strictEqual('undefined', typeof metadata.orientation);
|
||
assert.strictEqual('undefined', typeof metadata.exif);
|
||
assert.strictEqual('undefined', typeof metadata.icc);
|
||
image.resize(Math.floor(metadata.width / 2)).toBuffer(function (err, data, info) {
|
||
if (err) throw err;
|
||
assert.strictEqual(true, data.length > 0);
|
||
assert.strictEqual(1362, info.width);
|
||
assert.strictEqual(1112, info.height);
|
||
done();
|
||
});
|
||
});
|
||
});
|
||
|
||
it('Keep EXIF metadata and add sRGB profile after a resize', function (done) {
|
||
sharp(fixtures.inputJpgWithExif)
|
||
.resize(320, 240)
|
||
.withMetadata()
|
||
.toBuffer(function (err, buffer) {
|
||
if (err) throw err;
|
||
sharp(buffer).metadata(function (err, metadata) {
|
||
if (err) throw err;
|
||
assert.strictEqual(true, metadata.hasProfile);
|
||
assert.strictEqual(8, metadata.orientation);
|
||
assert.strictEqual(320, metadata.width);
|
||
assert.strictEqual(240, metadata.height);
|
||
assert.strictEqual(240, metadata.autoOrient.width);
|
||
assert.strictEqual(320, metadata.autoOrient.height);
|
||
assert.strictEqual('object', typeof metadata.exif);
|
||
assert.strictEqual(true, metadata.exif instanceof Buffer);
|
||
// EXIF
|
||
const exif = exifReader(metadata.exif);
|
||
assert.strictEqual('object', typeof exif);
|
||
assert.strictEqual('object', typeof exif.Image);
|
||
assert.strictEqual('number', typeof exif.Image.XResolution);
|
||
// ICC
|
||
assert.strictEqual('object', typeof metadata.icc);
|
||
assert.strictEqual(true, metadata.icc instanceof Buffer);
|
||
const profile = icc.parse(metadata.icc);
|
||
assert.strictEqual('object', typeof profile);
|
||
assert.strictEqual('RGB', profile.colorSpace);
|
||
assert.strictEqual('Perceptual', profile.intent);
|
||
assert.strictEqual('Monitor', profile.deviceClass);
|
||
done();
|
||
});
|
||
});
|
||
});
|
||
|
||
it('keep existing ICC profile', async () => {
|
||
const data = await sharp(fixtures.inputJpgWithExif)
|
||
.keepIccProfile()
|
||
.toBuffer();
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
const { description } = icc.parse(metadata.icc);
|
||
assert.strictEqual(description, 'Generic RGB Profile');
|
||
});
|
||
|
||
it('keep existing ICC profile, ignore colourspace conversion', async () => {
|
||
const data = await sharp(fixtures.inputJpgWithExif)
|
||
.keepIccProfile()
|
||
.toColourspace('cmyk')
|
||
.toBuffer();
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
assert.strictEqual(metadata.channels, 3);
|
||
const { description } = icc.parse(metadata.icc);
|
||
assert.strictEqual(description, 'Generic RGB Profile');
|
||
});
|
||
|
||
it('keep existing ICC profile, avoid colour transform', async () => {
|
||
const [r, g, b] = await sharp(fixtures.inputPngWithProPhotoProfile)
|
||
.keepIccProfile()
|
||
.raw()
|
||
.toBuffer();
|
||
|
||
assert.strictEqual(r, 131);
|
||
assert.strictEqual(g, 141);
|
||
assert.strictEqual(b, 192);
|
||
});
|
||
|
||
it('keep existing CMYK ICC profile', async () => {
|
||
const data = await sharp(fixtures.inputJpgWithCmykProfile)
|
||
.pipelineColourspace('cmyk')
|
||
.toColourspace('cmyk')
|
||
.keepIccProfile()
|
||
.toBuffer();
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
assert.strictEqual(metadata.channels, 4);
|
||
const { description } = icc.parse(metadata.icc);
|
||
assert.strictEqual(description, 'U.S. Web Coated (SWOP) v2');
|
||
});
|
||
|
||
it('transform to ICC profile and attach', async () => {
|
||
const data = await sharp({ create })
|
||
.png()
|
||
.withIccProfile('p3', { attach: true })
|
||
.toBuffer();
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
const { description } = icc.parse(metadata.icc);
|
||
assert.strictEqual(description, 'sP3C');
|
||
});
|
||
|
||
it('transform to ICC profile but do not attach', async () => {
|
||
const data = await sharp({ create })
|
||
.png()
|
||
.withIccProfile('p3', { attach: false })
|
||
.toBuffer();
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
assert.strictEqual(3, metadata.channels);
|
||
assert.strictEqual(undefined, metadata.icc);
|
||
});
|
||
|
||
it('transform to invalid ICC profile emits warning', async () => {
|
||
const img = sharp({ create })
|
||
.png()
|
||
.withIccProfile(fixtures.path('invalid-illuminant.icc'));
|
||
|
||
const warningsEmitted = [];
|
||
img.on('warning', (warning) => {
|
||
warningsEmitted.push(warning);
|
||
});
|
||
|
||
const data = await img.toBuffer();
|
||
assert.strict(warningsEmitted.includes('Invalid profile'));
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
assert.strictEqual(3, metadata.channels);
|
||
assert.strictEqual(undefined, metadata.icc);
|
||
});
|
||
|
||
it('Apply CMYK output ICC profile', function (done) {
|
||
const output = fixtures.path('output.icc-cmyk.jpg');
|
||
sharp(fixtures.inputJpg)
|
||
.resize(64)
|
||
.withIccProfile('cmyk')
|
||
.toFile(output, function (err) {
|
||
if (err) throw err;
|
||
sharp(output).metadata(function (err, metadata) {
|
||
if (err) throw err;
|
||
assert.strictEqual(true, metadata.hasProfile);
|
||
assert.strictEqual('cmyk', metadata.space);
|
||
assert.strictEqual(4, metadata.channels);
|
||
// ICC
|
||
assert.strictEqual('object', typeof metadata.icc);
|
||
assert.strictEqual(true, metadata.icc instanceof Buffer);
|
||
const profile = icc.parse(metadata.icc);
|
||
assert.strictEqual('object', typeof profile);
|
||
assert.strictEqual('CMYK', profile.colorSpace);
|
||
assert.strictEqual('Relative', profile.intent);
|
||
assert.strictEqual('Printer', profile.deviceClass);
|
||
});
|
||
fixtures.assertSimilar(output, fixtures.expected('icc-cmyk.jpg'), { threshold: 1 }, done);
|
||
});
|
||
});
|
||
|
||
it('Apply custom output ICC profile', function (done) {
|
||
const output = fixtures.path('output.hilutite.jpg');
|
||
sharp(fixtures.inputJpg)
|
||
.resize(64)
|
||
.withIccProfile(fixtures.path('hilutite.icm'))
|
||
.toFile(output, function (err, info) {
|
||
if (err) throw err;
|
||
fixtures.assertMaxColourDistance(output, fixtures.expected('hilutite.jpg'), 9);
|
||
done();
|
||
});
|
||
});
|
||
|
||
it('Include metadata in output, enabled via empty object', () =>
|
||
sharp(fixtures.inputJpgWithExif)
|
||
.withMetadata({})
|
||
.toBuffer()
|
||
.then((buffer) => sharp(buffer)
|
||
.metadata()
|
||
.then(metadata => {
|
||
assert.strictEqual(true, metadata.hasProfile);
|
||
assert.strictEqual(8, metadata.orientation);
|
||
assert.strictEqual('object', typeof metadata.exif);
|
||
assert.strictEqual(true, metadata.exif instanceof Buffer);
|
||
// EXIF
|
||
const exif = exifReader(metadata.exif);
|
||
assert.strictEqual('object', typeof exif);
|
||
assert.strictEqual('object', typeof exif.Image);
|
||
assert.strictEqual('number', typeof exif.Image.XResolution);
|
||
// ICC
|
||
assert.strictEqual('object', typeof metadata.icc);
|
||
assert.strictEqual(true, metadata.icc instanceof Buffer);
|
||
const profile = icc.parse(metadata.icc);
|
||
assert.strictEqual('object', typeof profile);
|
||
assert.strictEqual('RGB', profile.colorSpace);
|
||
assert.strictEqual('Perceptual', profile.intent);
|
||
assert.strictEqual('Monitor', profile.deviceClass);
|
||
})
|
||
)
|
||
);
|
||
|
||
it('Remove EXIF metadata after a resize', function (done) {
|
||
sharp(fixtures.inputJpgWithExif)
|
||
.resize(320, 240)
|
||
.toBuffer(function (err, buffer) {
|
||
if (err) throw err;
|
||
sharp(buffer).metadata(function (err, metadata) {
|
||
if (err) throw err;
|
||
assert.strictEqual(false, metadata.hasProfile);
|
||
assert.strictEqual('undefined', typeof metadata.orientation);
|
||
assert.strictEqual('undefined', typeof metadata.exif);
|
||
assert.strictEqual('undefined', typeof metadata.icc);
|
||
done();
|
||
});
|
||
});
|
||
});
|
||
|
||
it('Remove metadata from PNG output', function (done) {
|
||
sharp(fixtures.inputJpgWithExif)
|
||
.png()
|
||
.toBuffer(function (err, buffer) {
|
||
if (err) throw err;
|
||
sharp(buffer).metadata(function (err, metadata) {
|
||
if (err) throw err;
|
||
assert.strictEqual(false, metadata.hasProfile);
|
||
assert.strictEqual('undefined', typeof metadata.orientation);
|
||
assert.strictEqual('undefined', typeof metadata.exif);
|
||
assert.strictEqual('undefined', typeof metadata.icc);
|
||
done();
|
||
});
|
||
});
|
||
});
|
||
|
||
it('Add EXIF metadata to JPEG', async () => {
|
||
const data = await sharp({ create })
|
||
.jpeg()
|
||
.withMetadata({
|
||
exif: {
|
||
IFD0: { Software: 'sharp' },
|
||
IFD2: { ExposureTime: '0.2' }
|
||
}
|
||
})
|
||
.toBuffer();
|
||
|
||
const { exif } = await sharp(data).metadata();
|
||
const parsedExif = exifReader(exif);
|
||
assert.strictEqual(parsedExif.Image.Software, 'sharp');
|
||
assert.strictEqual(parsedExif.Photo.ExposureTime, 0.2);
|
||
});
|
||
|
||
it('Set density of JPEG', async () => {
|
||
const data = await sharp({ create })
|
||
.withMetadata({
|
||
density: 300
|
||
})
|
||
.jpeg()
|
||
.toBuffer();
|
||
|
||
const { density } = await sharp(data).metadata();
|
||
assert.strictEqual(density, 300);
|
||
});
|
||
|
||
it('Set density of PNG', async () => {
|
||
const data = await sharp({ create })
|
||
.withMetadata({
|
||
density: 96
|
||
})
|
||
.png()
|
||
.toBuffer();
|
||
|
||
const { density } = await sharp(data).metadata();
|
||
assert.strictEqual(density, 96);
|
||
});
|
||
|
||
it('chromaSubsampling 4:4:4:4 CMYK JPEG', function () {
|
||
return sharp(fixtures.inputJpgWithCmykProfile)
|
||
.metadata()
|
||
.then(function (metadata) {
|
||
assert.strictEqual('4:4:4:4', metadata.chromaSubsampling);
|
||
});
|
||
});
|
||
|
||
it('chromaSubsampling 4:4:4 RGB JPEG', function () {
|
||
return sharp(fixtures.inputJpg)
|
||
.resize(10, 10)
|
||
.jpeg({ chromaSubsampling: '4:4:4' })
|
||
.toBuffer()
|
||
.then(function (data) {
|
||
return sharp(data)
|
||
.metadata()
|
||
.then(function (metadata) {
|
||
assert.strictEqual('4:4:4', metadata.chromaSubsampling);
|
||
});
|
||
});
|
||
});
|
||
|
||
it('isProgressive JPEG', function () {
|
||
return sharp(fixtures.inputJpg)
|
||
.resize(10, 10)
|
||
.jpeg({ progressive: true })
|
||
.toBuffer()
|
||
.then(function (data) {
|
||
return sharp(data)
|
||
.metadata()
|
||
.then(function (metadata) {
|
||
assert.strictEqual(true, metadata.isProgressive);
|
||
});
|
||
});
|
||
});
|
||
|
||
it('isProgressive PNG', function () {
|
||
return sharp(fixtures.inputJpg)
|
||
.resize(10, 10)
|
||
.png({ progressive: true })
|
||
.toBuffer()
|
||
.then(function (data) {
|
||
return sharp(data)
|
||
.metadata()
|
||
.then(function (metadata) {
|
||
assert.strictEqual(true, metadata.isProgressive);
|
||
});
|
||
});
|
||
});
|
||
|
||
it('16-bit TIFF with TIFFTAG_PHOTOSHOP metadata', () =>
|
||
sharp(fixtures.inputTifftagPhotoshop)
|
||
.metadata()
|
||
.then(metadata => {
|
||
assert.strictEqual(metadata.format, 'tiff');
|
||
assert.strictEqual(metadata.width, 317);
|
||
assert.strictEqual(metadata.height, 211);
|
||
assert.strictEqual(metadata.space, 'rgb16');
|
||
assert.strictEqual(metadata.channels, 3);
|
||
assert.strictEqual(typeof metadata.tifftagPhotoshop, 'object');
|
||
assert.strictEqual(metadata.tifftagPhotoshop instanceof Buffer, true);
|
||
assert.strictEqual(metadata.tifftagPhotoshop.length, 6634);
|
||
})
|
||
);
|
||
|
||
it('AVIF', async () => {
|
||
const metadata = await sharp(fixtures.inputAvif).metadata();
|
||
assert.deepStrictEqual(metadata, {
|
||
format: 'heif',
|
||
width: 2048,
|
||
height: 858,
|
||
space: 'srgb',
|
||
channels: 3,
|
||
depth: 'uchar',
|
||
isProgressive: false,
|
||
isPalette: false,
|
||
bitsPerSample: 8,
|
||
pages: 1,
|
||
pagePrimary: 0,
|
||
compression: 'av1',
|
||
hasProfile: false,
|
||
hasAlpha: false,
|
||
autoOrient: {
|
||
width: 2048,
|
||
height: 858
|
||
}
|
||
});
|
||
});
|
||
|
||
it('withMetadata adds default sRGB profile', async () => {
|
||
const data = await sharp(fixtures.inputJpg)
|
||
.resize(32, 24)
|
||
.withMetadata()
|
||
.toBuffer();
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
const { colorSpace, deviceClass, intent } = icc.parse(metadata.icc);
|
||
assert.strictEqual(colorSpace, 'RGB');
|
||
assert.strictEqual(deviceClass, 'Monitor');
|
||
assert.strictEqual(intent, 'Perceptual');
|
||
});
|
||
|
||
it('withMetadata adds default sRGB profile to RGB16', async () => {
|
||
const data = await sharp({ create })
|
||
.toColorspace('rgb16')
|
||
.png()
|
||
.withMetadata()
|
||
.toBuffer();
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
assert.strictEqual(metadata.depth, 'ushort');
|
||
|
||
const { description } = icc.parse(metadata.icc);
|
||
assert.strictEqual(description, 'sRGB');
|
||
});
|
||
|
||
it('withMetadata adds P3 profile to 16-bit PNG', async () => {
|
||
const data = await sharp({ create })
|
||
.toColorspace('rgb16')
|
||
.png()
|
||
.withMetadata({ icc: 'p3' })
|
||
.toBuffer();
|
||
|
||
const metadata = await sharp(data).metadata();
|
||
assert.strictEqual(metadata.depth, 'ushort');
|
||
|
||
const { description } = icc.parse(metadata.icc);
|
||
assert.strictEqual(description, 'sP3C');
|
||
});
|
||
|
||
it('File input with corrupt header fails gracefully', function (done) {
|
||
sharp(fixtures.inputJpgWithCorruptHeader)
|
||
.metadata(function (err) {
|
||
assert.strictEqual(true, !!err);
|
||
assert.ok(err.message.includes('Input file has corrupt header: VipsJpeg: premature end of'), err);
|
||
done();
|
||
});
|
||
});
|
||
|
||
it('Buffer input with corrupt header fails gracefully', function (done) {
|
||
sharp(fs.readFileSync(fixtures.inputJpgWithCorruptHeader))
|
||
.metadata(function (err) {
|
||
assert.strictEqual(true, !!err);
|
||
assert.ok(err.message.includes('Input buffer has corrupt header: VipsJpeg: premature end of'), err);
|
||
done();
|
||
});
|
||
});
|
||
|
||
it('Unsupported lossless JPEG passes underlying error message', function (done) {
|
||
sharp(fixtures.inputJpgLossless)
|
||
.metadata(function (err) {
|
||
assert.strictEqual(true, !!err);
|
||
assert.strictEqual(true, /Input file has corrupt header: VipsJpeg: Unsupported JPEG process: SOF type 0xc3/.test(err.message));
|
||
done();
|
||
});
|
||
});
|
||
|
||
it('keepExif maintains all EXIF metadata', async () => {
|
||
const data1 = await sharp({ create })
|
||
.withExif({
|
||
IFD0: {
|
||
Copyright: 'Test 1',
|
||
Software: 'sharp'
|
||
}
|
||
})
|
||
.jpeg()
|
||
.toBuffer();
|
||
|
||
const data2 = await sharp(data1)
|
||
.keepExif()
|
||
.toBuffer();
|
||
|
||
const md2 = await sharp(data2).metadata();
|
||
const exif2 = exifReader(md2.exif);
|
||
assert.strictEqual(exif2.Image.Copyright, 'Test 1');
|
||
assert.strictEqual(exif2.Image.Software, 'sharp');
|
||
});
|
||
|
||
it('withExif replaces all EXIF metadata', async () => {
|
||
const data1 = await sharp({ create })
|
||
.withExif({
|
||
IFD0: {
|
||
Copyright: 'Test 1',
|
||
Software: 'sharp'
|
||
}
|
||
})
|
||
.jpeg()
|
||
.toBuffer();
|
||
|
||
const md1 = await sharp(data1).metadata();
|
||
const exif1 = exifReader(md1.exif);
|
||
assert.strictEqual(exif1.Image.Copyright, 'Test 1');
|
||
assert.strictEqual(exif1.Image.Software, 'sharp');
|
||
|
||
const data2 = await sharp(data1)
|
||
.withExif({
|
||
IFD0: {
|
||
Copyright: 'Test 2'
|
||
}
|
||
})
|
||
.toBuffer();
|
||
|
||
const md2 = await sharp(data2).metadata();
|
||
const exif2 = exifReader(md2.exif);
|
||
assert.strictEqual(exif2.Image.Copyright, 'Test 2');
|
||
assert.strictEqual(exif2.Image.Software, undefined);
|
||
});
|
||
|
||
it('withExifMerge merges all EXIF metadata', async () => {
|
||
const data1 = await sharp({ create })
|
||
.withExif({
|
||
IFD0: {
|
||
Copyright: 'Test 1'
|
||
}
|
||
})
|
||
.jpeg()
|
||
.toBuffer();
|
||
|
||
const md1 = await sharp(data1).metadata();
|
||
const exif1 = exifReader(md1.exif);
|
||
assert.strictEqual(exif1.Image.Copyright, 'Test 1');
|
||
assert.strictEqual(exif1.Image.Software, undefined);
|
||
|
||
const data2 = await sharp(data1)
|
||
.withExifMerge({
|
||
IFD0: {
|
||
Copyright: 'Test 2',
|
||
Software: 'sharp'
|
||
|
||
}
|
||
})
|
||
.toBuffer();
|
||
|
||
const md2 = await sharp(data2).metadata();
|
||
const exif2 = exifReader(md2.exif);
|
||
assert.strictEqual(exif2.Image.Copyright, 'Test 2');
|
||
assert.strictEqual(exif2.Image.Software, 'sharp');
|
||
});
|
||
|
||
describe('Invalid parameters', function () {
|
||
it('String orientation', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ orientation: 'zoinks' });
|
||
});
|
||
});
|
||
it('Negative orientation', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ orientation: -1 });
|
||
});
|
||
});
|
||
it('Zero orientation', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ orientation: 0 });
|
||
});
|
||
});
|
||
it('Too large orientation', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ orientation: 9 });
|
||
});
|
||
});
|
||
it('Non-numeric density', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ density: '1' });
|
||
});
|
||
});
|
||
it('Negative density', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ density: -1 });
|
||
});
|
||
});
|
||
it('Non string icc', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ icc: true });
|
||
});
|
||
});
|
||
it('Non object exif', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ exif: false });
|
||
});
|
||
});
|
||
it('Non string value in object exif', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ exif: { ifd0: false } });
|
||
});
|
||
});
|
||
it('Non string value in nested object exif', function () {
|
||
assert.throws(function () {
|
||
sharp().withMetadata({ exif: { ifd0: { fail: false } } });
|
||
});
|
||
});
|
||
it('withIccProfile invalid profile', () => {
|
||
assert.throws(
|
||
() => sharp().withIccProfile(false),
|
||
/Expected string for icc but received false of type boolean/
|
||
);
|
||
});
|
||
it('withIccProfile missing attach', () => {
|
||
assert.doesNotThrow(
|
||
() => sharp().withIccProfile('test', {})
|
||
);
|
||
});
|
||
it('withIccProfile invalid attach', () => {
|
||
assert.throws(
|
||
() => sharp().withIccProfile('test', { attach: 1 }),
|
||
/Expected boolean for attach but received 1 of type number/
|
||
);
|
||
});
|
||
});
|
||
});
|