"X:\Portable Installations\MKV Toolnix\mkvextract.exe"  --ui-language en tracks %1 0:"video.h264" 1:"gain0.m4a"

"X:\Portable Installations\ffmpeg\bin\ffmpeg.exe" -i "gain0.m4a" -vn -c:a copy -absf aac_adtstoasc "gain.m4a"

"X:\Portable Installations\AAC Gain 1.9\aacgain" -r -k -m 0 gain.m4a

"X:\Portable Installations\ffmpeg\bin\ffmpeg.exe" -i gain.m4a -map 0:0 -vn -c:a copy "%~d1%~p1%~n1.aac" -map 0:0 -vn -c:a ac3 -b:a 128k "output.ac3"

"X:\Portable Installations\MKV Toolnix\mkvmerge.exe" -o "%~d1%~p1%~n1.AC3.mkv" "--forced-track" "0:no" "-d" "0" "-A" "-S" "-T" "--no-global-tags" "--no-chapters" "(" "video.h264" ")" "--language" "0:eng" "--forced-track" "0:no" "-a" "0" "-D" "-S" "-T" "--no-global-tags" "--no-chapters" "(" "output.ac3" ")" "--track-order" "0:0,1:0"

del gain.m4a
del gain0.m4a
del video.h264
del output.ac3

"X:\Daves Folder\Sounds\VideoRedo Completed Sound Short.WAV"

pause