Initial commit

node_modules/@jimp/js-jpeg/src/index.test.ts

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+import { expect, test, describe } from "vitest";
+import { createJimp } from "@jimp/core";
+import { getTestImagePath } from "@jimp/test-utils";
+
+import jpeg from "./index.js";
+
+const jimp = createJimp({ formats: [jpeg] });
+
+describe("JPEG", () => {
+  test("load JPG", async () => {
+    const image = await jimp.read(getTestImagePath("cops.jpg"));
+
+    expect(image.getPixelColor(10, 10)).toBe(0x3f4a02ff);
+    expect(image.getPixelColor(220, 190)).toBe(0x5d94b6ff);
+    expect(image.getPixelColor(350, 130)).toBe(0xdf7944ff);
+  });
+
+  test("load JPG with fill bytes", async () => {
+    const image = await jimp.read(getTestImagePath("fillbytes.jpg"));
+
+    expect(image.getPixelColor(10, 10)).toBe(0xaeb8c3ff);
+    expect(image.getPixelColor(220, 190)).toBe(0x262b21ff);
+    expect(image.getPixelColor(350, 130)).toBe(0x4e5d30ff);
+  });
+
+  test("export JPG", async () => {
+    const image = jimp.fromBitmap({
+      width: 3,
+      height: 3,
+      data: [
+        0xff0000ff, 0xff0080ff, 0xff00ffff, 0xff0080ff, 0xff00ffff, 0x8000ffff,
+        0xff00ffff, 0x8000ffff, 0x0000ffff,
+      ],
+    });
+
+    const buffer = await image.getBuffer("image/jpeg", {
+      quality: 50,
+    });
+
+    // eslint-disable-next-line no-control-regex
+    expect(buffer.toString()).toMatch(/^.{3,9}JFIF\u0000/);
+  });
+});

node_modules/@jimp/js-jpeg/src/index.ts

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+import JPEG from "jpeg-js";
+import { Format } from "@jimp/types";
+
+export interface JPEGOptions {
+  quality?: number;
+}
+
+export interface DecodeJpegOptions {
+  useTArray?: false;
+  colorTransform?: boolean;
+  formatAsRGBA?: boolean;
+  tolerantDecoding?: boolean;
+  maxResolutionInMP?: number;
+  maxMemoryUsageInMB?: number;
+}
+
+export default function jpeg() {
+  return {
+    mime: "image/jpeg",
+    encode: (bitmap, { quality = 100 }: JPEGOptions = {}) =>
+      JPEG.encode(bitmap, quality).data,
+    decode: (data, options?: DecodeJpegOptions) => JPEG.decode(data, options),
+  } satisfies Format<"image/jpeg">;
+}