#!/bin/bash
MAX_WIDTH=960
MAX_HEIGHT=540

date
export IFS=$'\n';
for i in $(find . -maxdepth 1 -type f \( -iname "*.mpg" -o -iname "*.vob" -o -iname "*.m4v" -o -iname "*.mov" -o -iname "*.avi" -o -iname "*.mp4" -o -iname "*.wmv" -o -iname "*.flv" -o -iname "*.mpeg" -o -iname "*.mkv" -o -iname "*.mov" \) | grep -v mobile);
do
filename=`echo  ${i:2}`
ext=`echo ${filename} | awk -F. '{print "."$NF}'`
fn_noext=`basename "${filename}" $ext`
if [ $ext == ".mp4" ]; then
  ext=`echo "_mobile.mp4"`
else
  ext=`echo "_mobile.mp4"`
fi

      echo "Will remove audio : ${fn_noext}${ext}";

  done
  echo "  "
  echo "  "

  for i in $(find . -maxdepth 1 -type f \( -iname "*.mpg" -o -iname "*.vob" -o -iname "*.ts" -o -iname "*.m4v" -o -iname "*.mov" -o -iname "*.avi" -o -iname "*.mp4" -o -iname "*.wmv" -o -iname "*.flv" -o -iname "*.mpeg" -o -iname "*.mkv" -o -iname "*.mov" \) | grep -v mobile);
  do

filename=`echo  ${i:2}`
ext=`echo ${filename} | awk -F. '{print "."$NF}'`
fn_noext=`basename "${filename}" $ext`
if [ $ext == ".mp4" ]; then
  ext=`echo "_mobile.mp4"`
else
  ext=`echo "_mobile.mp4"`
fi

  echo "Removing audio: ${i:2} ";\

  ffmpeg -i ${i:2} \
  -threads 0 -c:v copy -an -f mp4 -y ${fn_noext}${ext}

#  ffmpeg -i ${i:2} -pix_fmt yuv420p -c:v libx264 -b:v 1.8M \
#  -vf scale="iw*sar*min($MAX_WIDTH/(iw*sar)\,$MAX_HEIGHT/ih):ih*min($MAX_WIDTH/(iw*sar)\,$MAX_HEIGHT/ih),pad=$MAX_WIDTH:$MAX_HEIGHT:(ow-iw)/2:(oh-ih)/2,setsar=1/1" \
#  -vf "transpose=2,transpose=2" \
#  -r:v 29/1 -force_fps -movflags +faststart -threads 0 -c:a aac -b:a 10k -f mp4 -y ${fn_noext}${ext}

    date
  done