cnv.sh

#!/usr/bin/env bash 

CURRENT_PATH=`pwd`
outdir="$CURRENT_PATH/out"
if [[ ! -d $outdir ]]; then
    mkdir $outdir
fi

cd "$CURRENT_PATH/origin" 
VIDEOS=`find . -name "*"`

#http://unix.stackexchange.com/questions/9496/looping-through-files-with-spaces-in-the-names
OIFS="$IFS"
IFS=$'\n'

for v in $VIDEOS
do
    dirname=`dirname "$v"`
    basename=`basename "$v"`
    outname="${basename%.*}.flv"
    if [[ $dirname != "." ]]; then
        vdir="$outdir/$dirname"
        if [[ ! -d $vdir ]]; then
            echo "mkdir $vdir ..."
            mkdir $vdir -p
        fi
        vout="$vdir/$outname"
    else
        vout="$outdir/$outname"
    fi
    #size=`ffmpeg -i $v  2>&1 | grep Stream | sed 's/\(\d+\)/\1/'`
    size=`ffmpeg -i $v  2>&1 | grep Stream | perl -lane 'print $1 if /(\d{2,}x\d{2,})/'`
    #size='1440x1080'
    #echo $size
    ffmpeg -i $v -deinterlace -ar 44100 -r 25 -qmin 3 -qmax 6 -s $size $vout
    #ffmpeg -i $v -deinterlace -ar 44100 -r 25 -qmin 3 -qmax 6 -s 1920x1080 $vout
done

IFS="$OIFS"

# GistID: 3749101