#!/bin/sh

moviePath=$1

width=$(ffprobe -show_streams "$moviePath" | grep width | tr -d 'width=')
height=$(ffprobe -show_streams "$moviePath" | grep height | tr -d 'height=')

echo $width "movie width"
echo $height "movie height"

horzFactor=$(echo "1.3333 * $height" | bc)

echo $horzFactor "Horizontal factor"

horzTotal=$(echo "$horzFactor - $width" | bc)

echo $horzTotal "Horizontal Pad Total"

horzPad=$(echo "$horzTotal / 2.000" | bc)

echo $horzPad "Horizontal Padding"

scaleFactor=$(echo "0.7500 * $width" | bc)

echo $scaleFactor "scale factor )"

padTotal=$(echo "$scaleFactor - $height" | bc)

echo $padTotal "padTotal"

vertPad=$(echo "$padTotal / 2" | bc)

echo $vertPad "raw final vertical padding magnitude"
echo $horzPad "raw final horizontal padding magnitude"
echo $x264Preset "x264Preset"

# aspects greater than .75 h/w will cause $vertPad to be negative

if [ $vertPad -lt 0 ]; then
    vertPad=0
 fi

if [ $horzPad -lt 0 ]; then
    horzPad=0
 fi

echo $horzPad final horizontal padding
echo $vertPad final vertical padding

ffmpeg -i "$moviePath" -re -acodec libmp3lame -ac 2 -ar 44100 -vcodec libx264 -vpre fast -padright $horzPad -padleft $horzPad -padtop $vertPad -padbottom $vertPad -padcolor 252525 -f flv 'rtmp://fme.mogulus.com/mogulus/<your_channel_name>/username=<your_user_name>/password=<your_password>/isAutoLive=true/autoVOD=yes/autoRecord=false app=mogulus/<your_channel_name>/username=<your_user_name>/password=<your_password>/isAutoLive=true/autoRecord=false tcurl=rtmp://fme.mogulus.com/mogulus/<your_channel_name>/username=<your_user_name>/password=<your_password>/isAutolive=true/autoRecord=false swfUrl=rtmp://publish.livestream.om/mogulus/<your_channel_name>/username=<your_user_name>/password=<your_password>/isAutolive=true/autoRecord=false flashver=FME/2.5\20(compatible;\20FMSc/0.9) live=true'