@echo off

echo *** Extract (demux) media streams from FLV ***
FOR %%F in (*.flv) DO FLVExtractCL -v -a "%%F"

echo *** Mux raw streams to MP4 container ***

REN "*.264" "Video.264"
REN "*.aac" "Audio.aac"

MP4Box -brand mp42 -delay 1=1 -add "Video.264:name=AVC Video Stream:lang=en:fps=25.000" -add "Audio.aac:name=AAC LC Audio Stream:lang=en:mpeg4" -itags tool="MP4Box-0.4.6-dev-ir5-x86-shared.Kurtnoise.12-Jun-2010" "Remuxed.mp4"

FOR %%N in (*.flv) DO REN "Remuxed.mp4" "%%~nN.mp4"

echo MP4 FILE CREATED SUCCESSFULLY...
echo.
echo WARNING: WILL THEN DELETE RAW STREAMS!
echo [If you don't want this, close (X) the Command Prompt Window]

PAUSE

DEL "Video.264"
DEL "Audio.aac"

echo WARNING: WILL THEN DELETE ORIGINAL FILE!
echo [If you don't want this, close (X) the Command Prompt Window]

PAUSE

DEL "*.flv"

echo REMUX TO MP4 CONTAINER COMPLETED SUCCESSFULLY :-)

PAUSE

:END