Update locateFile to a fix critical bug in vite

packages/ffmpeg/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ffmpeg/ffmpeg",
-  "version": "0.12.2",
+  "version": "0.12.3",
   "description": "FFmpeg WebAssembly version for browser",
   "main": "./dist/umd/ffmpeg.js",
   "types": "./dist/esm/index.d.ts",

packages/ffmpeg/src/worker.ts

@@ -70,12 +70,10 @@ const load = async ({
 
   ffmpeg = await (self as WorkerGlobalScope).createFFmpegCore({
     // Fix `Overload resolution failed.` when using multi-threaded ffmpeg-core.
-    mainScriptUrlOrBlob: coreURL,
-    locateFile: (path: string, prefix: string): string => {
-      if (path.endsWith(".wasm")) return wasmURL;
-      if (path.endsWith(".worker.js")) return workerURL;
-      return prefix + path;
-    },
+    // Encoded wasmURL and workerURL in the URL as a hack to fix locateFile issue.
+    mainScriptUrlOrBlob: `${coreURL}#${btoa(
+      JSON.stringify({ wasmURL, workerURL })
+    )}`,
   });
   ffmpeg.setLogger((data) =>
     self.postMessage({ type: FFMessageType.LOG, data })