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Expose raw TIFFTAG_PHOTOSHOP metadata #1600

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Lovell Fuller
2019-11-29 13:05:07 +00:00
parent 400ef71b6f
commit d31a91a599
8 changed files with 40 additions and 1 deletions
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1
test/fixtures/index.js vendored
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@@ -97,6 +97,7 @@ module.exports = {
inputTiffCielab: getPath('cielab-dagams.tiff'), // https://github.com/lovell/sharp/issues/646
inputTiffUncompressed: getPath('uncompressed_tiff.tiff'), // https://code.google.com/archive/p/imagetestsuite/wikis/TIFFTestSuite.wiki file: 0c84d07e1b22b76f24cccc70d8788e4a.tif
inputTiff8BitDepth: getPath('8bit_depth.tiff'),
inputTifftagPhotoshop: getPath('tifftag-photoshop.tiff'), // https://github.com/lovell/sharp/issues/1600
inputGif: getPath('Crash_test.gif'), // http://upload.wikimedia.org/wikipedia/commons/e/e3/Crash_test.gif
inputGifGreyPlusAlpha: getPath('grey-plus-alpha.gif'), // http://i.imgur.com/gZ5jlmE.gif
inputGifAnimated: getPath('rotating-squares.gif'), // CC0 https://loading.io/spinner/blocks/-rotating-squares-preloader-gif

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test/fixtures/tifftag-photoshop.tiff vendored Normal file
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15
test/unit/metadata.js
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@@ -515,6 +515,21 @@ describe('Image metadata', function () {
});
});
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('File input with corrupt header fails gracefully', function (done) {
sharp(fixtures.inputJpgWithCorruptHeader)
.metadata(function (err) {