Batch convert all files in ${directory} from MPG Sony AVCHD and copy to ${out}.

batch-to-mp4.sh

#!/usr/bin/bash

# input files directory
directory=$1
# converted files directory
out=$2

echo "Batch convert all files in ${directory} from MPG Sony AVCHD and copy to ${out}"
echo "------------------------------------------------------------------------------"
[[ -z "$directory" ]] && { echo "Error: directory required"; exit 1; }
[[ -z "$out" ]] && { echo "Error: out required"; exit 1; }

mkdir -p $out

for f in $directory/*.MPG;
do
  if [ -f "$f" ]
  then
    echo "Processing $f file..."
    file_output=$(basename -- $f)
    ffmpeg -i $f -c:v libx264 -vf yadif -c:a aac -crf 15 -preset:v veryslow  "${out}/${file_output%.MPG}.mp4"
    RC=$?
    if [ "${RC}" -ne "0" ]; then
       # Do something to handle the error.
       exit 1
    else
       # Everything was ok.
       echo "Copied file to ${out}/${file_output%.MPG}.mp4"
    fi
  else
    echo "Warning: Some problem with \"$f\""
  fi
done