From 9292ac9bab7deafe74cae867b383d403b1d8a051 Mon Sep 17 00:00:00 2001
From: orfelorfel23 <jannik.mueller.jannik+git@googlemail.com>
Date: Fri, 28 Aug 2026 15:11:53 +0200
Subject: [PATCH] Fix syntax error in app.js and add ffmpeg conversion

---
 public/app.js              | Bin 5617 -> 5129 bytes
 server/routes/recognize.js |  16 ++++++++++++++--
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/public/app.js b/public/app.js
index af1e8abcf282ad6cafd6cabf2cc189286e4b9d90..a6e82a5ae23cf1fe07bb8cbb3d36949ab6e6ca8b 100644
GIT binary patch
delta 495
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delta 1075
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diff --git a/server/routes/recognize.js b/server/routes/recognize.js
index 6a117e1..c9a23cf 100644
--- a/server/routes/recognize.js
+++ b/server/routes/recognize.js
@@ -18,9 +18,18 @@ router.post('/', upload.single('audio'), async (req, res) => {
   const filePath = req.file.path;
   
   try {
-    // 1. Generate fingerprint using fpcalc
+    // 0. Convert uploaded file to WAV using ffmpeg to guarantee fpcalc can read it
+    const wavPath = filePath + '.wav';
+    await new Promise((resolve, reject) => {
+      execFile('ffmpeg', ['-i', filePath, '-ar', '44100', '-ac', '2', '-f', 'wav', wavPath], (err, stdout, stderr) => {
+        if (err) return reject(new Error('ffmpeg failed: ' + stderr));
+        resolve();
+      });
+    });
+
+    // 1. Generate fingerprint using fpcalc on the WAV file
     const { duration, fingerprint } = await new Promise((resolve, reject) => {
-      execFile('fpcalc', [filePath], (error, stdout, stderr) => {
+      execFile('fpcalc', [wavPath], (error, stdout, stderr) => {
         if (error) {
           return reject(new Error('fpcalc failed: ' + stderr));
         }
@@ -41,6 +50,9 @@ router.post('/', upload.single('audio'), async (req, res) => {
       });
     });
 
+    // Clean up WAV file
+    fs.unlink(wavPath, () => {});
+
     // 2. Query AcoustID API
     const acoustidKey = process.env.ACOUSTID_API_KEY;
     if (!acoustidKey) {