Update utils/ffmpeg.py

utils/ffmpeg.py

@@ -33,7 +33,7 @@ def ffmpeg(input_stream: io.BufferedReader, ffmpeg_args: list) -> io.BytesIO:
 
     except Exception as e:
         process.terminate()
-        raise RuntimeError(f"Video processing failed: {str(e)}")
+        raise RuntimeError(f"FFmpeg processing failed: {str(e)}")
 
     finally:
         if process.stdout:
@@ -47,6 +47,6 @@ def ffmpeg(input_stream: io.BufferedReader, ffmpeg_args: list) -> io.BytesIO:
 def mp3_to_opus(input_bytes_io: io.BytesIO) -> io.BytesIO:
     try:
         input_stream = io.BufferedReader(input_bytes_io)
-        return run_ffmpeg(input_stream, ["-c:a", "libopus"])
+        return ffmpeg(input_stream, ["-c:a", "libopus"])
     except Exception as e:
         raise RuntimeError(f"Failed to convert MP3 to Opus: {str(e)}")