chore: add jimp dependency, icon padding script, and update configuration

2026-05-31 14:04:37 +02:00
parent 30f81045ac
commit 7cd17307ba
1126 changed files with 166400 additions and 2 deletions
@@ -0,0 +1,39 @@
+import GIF from "omggif";
+import { GifUtil, GifFrame, BitmapImage, GifCodec } from "gifwrap";
+
+const MIME_TYPE = "image/gif";
+
+export default () => ({
+  mime: { [MIME_TYPE]: ["gif"] },
+
+  constants: {
+    MIME_GIF: MIME_TYPE,
+  },
+
+  decoders: {
+    [MIME_TYPE]: (data) => {
+      const gifObj = new GIF.GifReader(data);
+      const gifData = Buffer.alloc(gifObj.width * gifObj.height * 4);
+
+      gifObj.decodeAndBlitFrameRGBA(0, gifData);
+
+      return {
+        data: gifData,
+        width: gifObj.width,
+        height: gifObj.height,
+      };
+    },
+  },
+
+  encoders: {
+    [MIME_TYPE]: (data) => {
+      const bitmap = new BitmapImage(data.bitmap);
+      GifUtil.quantizeDekker(bitmap, 256);
+      const newFrame = new GifFrame(bitmap);
+      const gifCodec = new GifCodec();
+      return gifCodec.encodeGif([newFrame], {}).then((newGif) => {
+        return newGif.buffer;
+      });
+    },
+  },
+});