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Expose IPTC and XMP metadata when available (#1079)

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This commit is contained in:
Oleg Aleynik
2018-01-11 00:12:11 +02:00
committed by Lovell Fuller
parent 8afcb16d8e
commit c4df115948
7 changed files with 57 additions and 2 deletions
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test/fixtures/Landscape_9.jpg vendored Normal file
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1
test/fixtures/index.js vendored
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@@ -57,6 +57,7 @@ module.exports = {
inputJpg: getPath('2569067123_aca715a2ee_o.jpg'), // http://www.flickr.com/photos/grizdave/2569067123/
inputJpgWithExif: getPath('Landscape_8.jpg'), // https://github.com/recurser/exif-orientation-examples/blob/master/Landscape_8.jpg
inputJpgWithIptcAndXmp: getPath('Landscape_9.jpg'), // https://unsplash.com/photos/RWAIyGmgHTQ
inputJpgWithExifMirroring: getPath('Landscape_5.jpg'), // https://github.com/recurser/exif-orientation-examples/blob/master/Landscape_5.jpg
inputJpgWithGammaHoliness: getPath('gamma_dalai_lama_gray.jpg'), // http://www.4p8.com/eric.brasseur/gamma.html
inputJpgWithCmykProfile: getPath('Channel_digital_image_CMYK_color.jpg'), // http://en.wikipedia.org/wiki/File:Channel_digital_image_CMYK_color.jpg

17
test/unit/metadata.js
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@@ -58,6 +58,23 @@ describe('Image metadata', function () {
});
});
it('JPEG with IPTC/XMP', function (done) {
sharp(fixtures.inputJpgWithIptcAndXmp).metadata(function (err, metadata) {
if (err) throw err;
// IPTC
assert.strictEqual('object', typeof metadata.iptc);
assert.strictEqual(true, metadata.iptc instanceof Buffer);
assert.strictEqual(18250, metadata.iptc.byteLength);
assert.strictEqual(metadata.iptc.indexOf(Buffer.from('Photoshop')), 0);
// XMP
assert.strictEqual('object', typeof metadata.xmp);
assert.strictEqual(true, metadata.xmp instanceof Buffer);
assert.strictEqual(12495, metadata.xmp.byteLength);
assert.strictEqual(metadata.xmp.indexOf(Buffer.from('http://ns.adobe.com/xap/1.0')), 0);
done();
});
});
it('TIFF', function (done) {
sharp(fixtures.inputTiff).metadata(function (err, metadata) {
if (err) throw err;