wip

# Conflicts:
#	codecs/cpp.Dockerfile
#	codecs/imagequant/example.html
#	codecs/webp/dec/webp_dec.d.ts
#	codecs/webp/dec/webp_dec.js
#	codecs/webp/dec/webp_dec.wasm
#	codecs/webp/enc/webp_enc.d.ts
#	codecs/webp/enc/webp_enc.js
#	codecs/webp/enc/webp_enc.wasm
#	package-lock.json
#	package.json
#	src/codecs/tiny.webp
#	src_old/codecs/encoders.ts
#	src_old/codecs/processor-worker/tiny.avif
#	src_old/codecs/processor-worker/tiny.webp
#	src_old/codecs/tiny.webp
#	src_old/components/compress/index.tsx
#	src_old/lib/util.ts
#	src_old/sw/util.ts

src_old/codecs/decoders.ts

@@ -0,0 +1,21 @@
+import { builtinDecode, sniffMimeType, canDecodeImageType } from '../lib/util';
+import Processor from './processor';
+
+export async function decodeImage(
+  blob: Blob,
+  processor: Processor,
+): Promise<ImageData> {
+  const mimeType = await sniffMimeType(blob);
+  const canDecode = await canDecodeImageType(mimeType);
+
+  try {
+    if (!canDecode) {
+      if (mimeType === 'image/avif') return await processor.avifDecode(blob);
+      if (mimeType === 'image/webp') return await processor.webpDecode(blob);
+      // If it's not one of those types, fall through and try built-in decoding for a laugh.
+    }
+    return await builtinDecode(blob);
+  } catch (err) {
+    throw Error("Couldn't decode image");
+  }
+}