61 lines
1.8 KiB
JavaScript
Executable File
61 lines
1.8 KiB
JavaScript
Executable File
import { Jimp, getTestDir } from "@jimp/test-utils";
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import configure from "@jimp/custom";
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import png from "../src";
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const jimp = configure({ types: [png] }, Jimp);
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describe("PNG", () => {
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const imagesDir = getTestDir(__dirname) + "/images";
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it("load PNG", async () => {
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const image = await jimp.read(imagesDir + "/dice.png");
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image.getPixelColor(10, 10).should.be.equal(0x00000000);
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image.getPixelColor(160, 80).should.be.equal(0x1c1cd4ff);
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image.getPixelColor(400, 250).should.be.equal(0x7e0c0cda);
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});
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it("export PNG", async () => {
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const jgd = await jimp.read({
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width: 3,
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height: 3,
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data: [
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0xff0000ff, 0xff0080ff, 0xff00ffff, 0xff0080ff, 0xff00ffff, 0x8000ffff,
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0xff00ffff, 0x8000ffff, 0x0000ffff,
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],
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});
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const buffer = await jgd.getBufferAsync("image/png");
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buffer.toString().should.match(/^.PNG\r\n/);
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});
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it("should use png options", async () => {
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const jgd = await jimp.read({
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width: 20,
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height: 20,
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data: [
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0xff0000ff, 0xff0080ff, 0xff00ffff, 0xff0080ff, 0xff00ffff, 0x8000ffff,
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0xff00ffff, 0x8000ffff, 0x0000ffff, 0xff0000ff, 0xff0080ff, 0xff00ffff,
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0xff0080ff, 0xff00ffff, 0x8000ffff, 0xff00ffff, 0x8000ffff, 0x0000ffff,
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0xff0000ff, 0xff0080ff, 0xff00ffff, 0xff0080ff, 0xff00ffff, 0x8000ffff,
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0xff00ffff, 0x8000ffff, 0x0000ffff, 0xff0000ff, 0xff0080ff, 0xff00ffff,
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0xff0080ff, 0xff00ffff, 0x8000ffff, 0xff00ffff, 0x8000ffff, 0x0000ffff,
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],
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});
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const image = await jgd
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.deflateStrategy(0)
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.colorType(0)
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.getBufferAsync(Jimp.MIME_PNG);
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const expected = await jimp.read(imagesDir + "/options.png");
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const expectedBuffer = await expected
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.deflateStrategy(0)
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.colorType(0)
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.getBufferAsync(Jimp.MIME_PNG);
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image.should.be.deepEqual(expectedBuffer);
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});
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});
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