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Improve multi-frame image resizing (#2789)

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* Ports vips_thumbnail logic to sharp 
* Deprecates the pageHeight output option for WebP/GIF
This commit is contained in:
Kleis Auke Wolthuizen
2021-12-10 21:32:04 +01:00
committed by GitHub
parent 659cdabd8e
commit 513fb40f40
29 changed files with 619 additions and 334 deletions
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34
test/unit/extend.js
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@@ -6,16 +6,30 @@ const sharp = require('../../');
const fixtures = require('../fixtures');
describe('Extend', function () {
it('extend all sides equally via a single value', function (done) {
sharp(fixtures.inputJpg)
.resize(120)
.extend(10)
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual(140, info.width);
assert.strictEqual(118, info.height);
fixtures.assertSimilar(fixtures.expected('extend-equal-single.jpg'), data, done);
});
describe('extend all sides equally via a single value', function () {
it('JPEG', function (done) {
sharp(fixtures.inputJpg)
.resize(120)
.extend(10)
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual(140, info.width);
assert.strictEqual(118, info.height);
fixtures.assertSimilar(fixtures.expected('extend-equal-single.jpg'), data, done);
});
});
it('Animated WebP', function (done) {
sharp(fixtures.inputWebPAnimated, { pages: -1 })
.resize(120)
.extend(10)
.toBuffer(function (err, data, info) {
if (err) throw err;
assert.strictEqual(140, info.width);
assert.strictEqual(140 * 9, info.height);
fixtures.assertSimilar(fixtures.expected('extend-equal-single.webp'), data, done);
});
});
});
it('extend all sides equally with RGB', function (done) {