Update index.js

index.js

@@ -20,7 +20,7 @@ let fetch;
 const ffmpeg = require('fluent-ffmpeg');
 const { spawn } = require('child_process');
 
-function convertWebmToMp4(webmBuffer) {
+async function convertWebmToMp4(webmBuffer) {
   return new Promise((resolve, reject) => {
     const ffmpegProcess = spawn('ffmpeg', [
       '-i', '-',            // Input dari stdin
@@ -28,12 +28,18 @@ function convertWebmToMp4(webmBuffer) {
       'pipe:1'              // Output ke stdout
     ]);
 
+    let chunks = []; // Define chunks array to accumulate data
+
     ffmpegProcess.on('error', (err) => {
       reject(err);
     });
 
+    ffmpegProcess.stdout.on('data', (chunk) => { // Listen for data events from stdout
+      chunks.push(chunk); // Accumulate data chunks
+    });
+
     ffmpegProcess.on('close', () => {
-      resolve(Buffer.concat(chunks));
+      resolve(Buffer.concat(chunks)); // Concatenate all chunks into a single buffer
     });
 
     ffmpegProcess.stdin.write(webmBuffer);