#!/bin/bash

# Version		0.3
# Package		video-converter
# Author		Nikolay Nikolov
# Copyright		root.bg All rights reserved.
# License		GNU/GPL license: http://www.gnu.org/copyleft/gpl.html

############################# HELPER FUCTIONS [start] #############################

function install_deps {


	echo ""
	echo "Installing ffmpeg and its deps"

    echo "for ubuntu 14.04 users, use : sudo apt-add-repository ppa:samrog131/ppa, and then install ffmpeg-real and link ffmpeg to /usr/bin/ : sudo ln -sf /opt/ffmpeg/bin/ffmpeg /usr/bin/ffmpeg"
    sudo apt-get update
	sudo apt-get install libx264-dev libx264-142 libogg-dev libvorbis-dev libfaac-dev libtheora-dev libtheora0 faac ffmpeg -y
	mkdir $PWD/videoz
}

function convert_videos {

	echo ""
	echo "=== Starting ffmpeg to convert $1 to mp4,ogv and webm formats. ==="

ffmpeg -i $1 -c:v libx264 -preset ultrafast videoz/$1.mp4
ffmpeg -i $1 -acodec libvorbis -ac 2 -ab 96k -ar 44100 videoz/$1.ogv
ffmpeg -i $1 -acodec libvorbis -ac 2 -ab 96k -ar 44100 videoz/$1.webm

	echo ""
	echo "=== Now will create screenshot from the movie and will save it in videoz directory"

ffmpeg -ss 00:00:15 -i videoz/$1.mp4 -vf scale=800:-1 -vframes 1 videoz/$1.jpg

}

############################# HELPER FUCTIONS [end] #############################


### Define actions ###
case $1 in

install)
        echo ""
        echo " ****************************************************"
        echo " *          Installing required software	   	      *"
        echo " ****************************************************"

	install_deps	

        echo " ****************************************************"
        echo " *             Installing Complete                  *"
        echo " ****************************************************"
        echo ""
	;;
convert)

	   	echo ""
		echo " ****************************************************"
		echo " *                  Converting $2                   *"
		echo " ****************************************************"

	convert_videos $2

		echo " ****************************************************"
		echo " *               Installation Complete              *"
		echo " ****************************************************"
		echo ""
		;;

*)
	echo ""
	echo -e "\033[35;1m Please define an action: install | convert \033[0m"
	echo -e "\033[35;1m For example: ./video-converter.sh install \033[0m"
	echo ""
	;;
esac