diff --git a/vid_convert.py b/vid_convert.py
index 5436b11..76e8995 100755
--- a/vid_convert.py
+++ b/vid_convert.py
@@ -40,6 +40,7 @@ def get_infos(file):
         a_stream_infos = {
                 'index': a_stream['index'],
                 'channels': a_stream['channels'],
+                'channel_layout': a_stream['channel_layout'],
                 'language': a_stream['tags']['language'],
                 'title': a_stream['tags']['title']}
         a_infos.append(a_stream_infos)
@@ -121,6 +122,15 @@ def stabilization(file):
     subprocess.getoutput(cmd_stab)
 
 
+def convert_audio(file, track, volume_adj, channels, channel_layout, language, title):
+    bitrate = 64*channels
+    codec = 'libopus'
+    metadatas = f'-metadata language="{language}" -metadata title="{title}"'
+    command = f'ffmpeg -i {file} -map 0:{track} -vn -sn -c:a {codec} -b:a {bitrate} -mapping_family 1 -filter:a volume={volume_adj}dB,aformat=channel_layouts={channel_layout} -y {file}_audio_{track}.mka'
+    logging.debug{command}
+
+
+
 if __name__ == '__main__':
     import argparse
     parser = argparse.ArgumentParser()
@@ -136,6 +146,6 @@ if __name__ == '__main__':
     interlaced = is_interlaced(args.f_input, infos)
     cropsize = cropping(args.f_input, infos)
     volumes = volume_audio(args.f_input, infos)
-
     if args.stab:
         stabilization(args.f_input)
+    for