WIP - add extractor, generate snippet_data

node_modules/@jimp/tiff/src/index.js

@@ -0,0 +1,38 @@
+import UTIF from 'utif';
+
+const MIME_TYPE = 'image/tiff';
+
+export default () => ({
+  mime: { [MIME_TYPE]: ['tiff', 'tif'] },
+
+  constants: {
+    MIME_TIFF: MIME_TYPE
+  },
+
+  decoders: {
+    [MIME_TYPE]: data => {
+      const ifds = UTIF.decode(data);
+      const page = ifds[0];
+      UTIF.decodeImages(data, ifds);
+      const rgba = UTIF.toRGBA8(page);
+
+      return {
+        data: Buffer.from(rgba),
+        width: page.t256[0],
+        height: page.t257[0]
+      };
+    }
+  },
+
+  encoders: {
+    [MIME_TYPE]: image => {
+      const tiff = UTIF.encodeImage(
+        image.bitmap.data,
+        image.bitmap.width,
+        image.bitmap.height
+      );
+
+      return Buffer.from(tiff);
+    }
+  }
+});