mp4creator: list-and-delete-track (MP4 to M4A)

list-and-delete-track.cmd

@echo off
SETLOCAL EnableDelayedExpansion
SET TOOL=mp4creator.exe
SET WD=%CD%
SET /P WD="%WD%\"
FOR /R "%WD%" %%F IN (*.mp4) DO (
  echo ================================================================
  echo %%~dpnF.m4a
  echo ----------------------------------------------------------------
  copy "%%~dpnF.mp4" "%%~dpnF.m4a" > nul
  %~dp0%TOOL% -list "%%~dpnF.m4a"
  echo ----------------------------------------------------------------
  SET DT=1
  SET /P DT="delete track [!DT!]: "
  %~dp0%TOOL% -delete=!DT! -optimize "%%~dpnF.m4a"
  echo ================================================================
  echo .
)
PAUSE