Add --audio-codec

Introduce the selection mechanism. Alternative codecs will be added
later.

app/data/bash-completion/scrcpy

@@ -3,6 +3,7 @@ _scrcpy() {
     local opts="
         --always-on-top
         --audio-bit-rate=
+        --audio-codec=
         -b --video-bit-rate=
         --crop=
         -d --select-usb
@@ -71,6 +72,10 @@ _scrcpy() {
             COMPREPLY=($(compgen -W 'h264 h265 av1' -- "$cur"))
             return
             ;;
+        --audio-codec)
+            COMPREPLY=($(compgen -W 'opus' -- "$cur"))
+            return
+            ;;
         --lock-video-orientation)
             COMPREPLY=($(compgen -W 'unlocked initial 0 1 2 3' -- "$cur"))
             return

app/data/zsh-completion/_scrcpy

@@ -10,6 +10,7 @@ local arguments
 arguments=(
     '--always-on-top[Make scrcpy window always on top \(above other windows\)]'
     '--audio-bit-rate=[Encode the audio at the given bit-rate]'
+    '--audio-codec=[Select the audio codec]:codec:(opus)'
     {-b,--video-bit-rate=}'[Encode the video at the given bit-rate]'
     '--crop=[\[width\:height\:x\:y\] Crop the device screen on the server]'
     {-d,--select-usb}'[Use USB device]'