Add get_ffmpeg_location utility

Author: genkobar

src/utilities.py

@@ -0,0 +1,18 @@
+import shutil
+
+
+def get_ffmpeg_location():
+    """
+    Locate the ffmpeg executable in the system's PATH.
+
+    Returns:
+        str: The path to the ffmpeg executable.
+
+    Raises:
+        FileNotFoundError: If ffmpeg is not found in the PATH.
+    """
+    ffmpeg_path = shutil.which("ffmpeg")
+    if ffmpeg_path:
+        return ffmpeg_path
+    else:
+        raise FileNotFoundError("ffmpeg not found in PATH")