mirror of
https://github.com/lovell/sharp.git
synced 2025-12-19 07:15:08 +01:00
Add gravity support to embed feature (#1038)
This commit is contained in:
Kenric D'Souza
committed by
Lovell Fuller
Lovell Fuller
parent
1d7a0ea99e
commit
927b77700d
@@ -6,6 +6,19 @@ const sharp = require('../../');
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const fixtures = require('../fixtures');
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describe('Embed', function () {
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it('Allows specifying the gravity as a string', function (done) {
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sharp(fixtures.inputJpg)
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.resize(320, 240)
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.embed('center')
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.png()
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(320, info.width);
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assert.strictEqual(240, info.height);
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fixtures.assertSimilar(fixtures.expected('embed-3-into-3.png'), data, done);
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});
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});
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it('JPEG within PNG, no alpha channel', function (done) {
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sharp(fixtures.inputJpg)
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.embed()
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@@ -132,4 +145,313 @@ describe('Embed', function () {
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fixtures.assertSimilar(fixtures.expected('embed-enlarge.png'), data, done);
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});
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});
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it('Embed invalid param values should fail', function () {
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assert.throws(function () {
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sharp().embed(-1);
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});
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assert.throws(function () {
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sharp().embed(8.1);
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});
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assert.throws(function () {
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sharp().embed(9);
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});
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assert.throws(function () {
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sharp().embed(1000000);
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});
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assert.throws(function () {
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sharp().embed(false);
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});
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assert.throws(function () {
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sharp().embed('vallejo');
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});
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});
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it('Embed gravity horizontal northwest', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.northwest)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a1-nw.png'), data, done);
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});
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});
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it('Embed gravity horizontal north', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.north)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a2-n.png'), data, done);
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});
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});
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it('Embed gravity horizontal northeast', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.northeast)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a3-ne.png'), data, done);
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});
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});
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it('Embed gravity horizontal east', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.east)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a4-e.png'), data, done);
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});
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});
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it('Embed gravity horizontal southeast', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.southeast)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a5-se.png'), data, done);
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});
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});
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it('Embed gravity horizontal south', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.south)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a6-s.png'), data, done);
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});
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});
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it('Embed gravity horizontal southwest', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.southwest)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a7-sw.png'), data, done);
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});
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});
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it('Embed gravity horizontal west', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.west)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a8-w.png'), data, done);
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});
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});
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it('Embed gravity horizontal center', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 100)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.center)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(100, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/a9-c.png'), data, done);
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});
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});
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it('Embed gravity vertical northwest', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.northwest)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/1-nw.png'), data, done);
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});
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});
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it('Embed gravity vertical north', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.north)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/2-n.png'), data, done);
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});
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});
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it('Embed gravity vertical northeast', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.northeast)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/3-ne.png'), data, done);
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});
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});
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it('Embed gravity vertical east', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.east)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/4-e.png'), data, done);
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});
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});
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it('Embed gravity vertical southeast', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.southeast)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/5-se.png'), data, done);
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});
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});
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it('Embed gravity vertical south', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.south)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/6-s.png'), data, done);
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});
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});
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it('Embed gravity vertical southwest', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.southwest)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/7-sw.png'), data, done);
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});
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});
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it('Embed gravity vertical west', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.west)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/8-w.png'), data, done);
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});
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});
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it('Embed gravity vertical center', function (done) {
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sharp(fixtures.inputPngEmbed)
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.resize(200, 200)
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.background({r: 0, g: 0, b: 0, alpha: 0})
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.embed(sharp.gravity.center)
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.toBuffer(function (err, data, info) {
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if (err) throw err;
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assert.strictEqual(true, data.length > 0);
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assert.strictEqual('png', info.format);
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assert.strictEqual(200, info.width);
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assert.strictEqual(200, info.height);
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assert.strictEqual(4, info.channels);
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fixtures.assertSimilar(fixtures.expected('./embedgravitybird/9-c.png'), data, done);
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});
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});
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});
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