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Expose delay/loop metadata for animated images #1905

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Lovell Fuller
2020-01-09 22:51:08 +00:00
parent 057074b238
commit 4a745f2d2e
6 changed files with 73 additions and 0 deletions
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49
test/unit/metadata.js
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@@ -232,6 +232,55 @@ describe('Image metadata', function () {
done();
});
});
it('Animated GIF', () =>
sharp(fixtures.inputGifAnimated)
.metadata()
.then(({
format, width, height, space, channels, depth,
isProgressive, pages, pageHeight, loop, delay,
hasProfile, hasAlpha
}) => {
assert.strictEqual(format, 'gif');
assert.strictEqual(width, 80);
assert.strictEqual(height, 80);
assert.strictEqual(space, 'srgb');
assert.strictEqual(channels, 4);
assert.strictEqual(depth, 'uchar');
assert.strictEqual(isProgressive, false);
assert.strictEqual(pages, 30);
assert.strictEqual(pageHeight, 80);
assert.strictEqual(loop, 0);
assert.deepStrictEqual(delay, Array(30).fill(30));
assert.strictEqual(hasProfile, false);
assert.strictEqual(hasAlpha, true);
})
);
it('Animated GIF with limited looping', () =>
sharp(fixtures.inputGifAnimatedLoop3)
.metadata()
.then(({
format, width, height, space, channels, depth,
isProgressive, pages, pageHeight, loop, delay,
hasProfile, hasAlpha
}) => {
assert.strictEqual(format, 'gif');
assert.strictEqual(width, 370);
assert.strictEqual(height, 285);
assert.strictEqual(space, 'srgb');
assert.strictEqual(channels, 4);
assert.strictEqual(depth, 'uchar');
assert.strictEqual(isProgressive, false);
assert.strictEqual(pages, 10);
assert.strictEqual(pageHeight, 285);
assert.strictEqual(loop, 3);
assert.deepStrictEqual(delay, [...Array(9).fill(3000), 15000]);
assert.strictEqual(hasProfile, false);
assert.strictEqual(hasAlpha, true);
})
);
it('vips', () =>
sharp(fixtures.inputV)
.metadata()