Ubuntu Screencasting Script: FFmpeg & VLC & send-notify

#!/usr/bin/python
#/home/clockworkpc/bin/screencast.py

# Released under a GPLv3 Licence by Clockwork PC 2013
# www.clockworkpc.com.au

# You are entitled to the following four freedoms:
# Freedom 0: To run this program for any purpose
# Freedom 1: To study how this program works and change it to make it do what you wish
# Freedom 2: To redistribute copies so you can help your neighbour
# Freedom 3: To distribute copies of your modified version to others

# You will need python-notify and zenity for this to work properly:
# sudo apt-get install python-notify zenity

import os, datetime, pynotify, subprocess

#Define notification
py_notify_title = "Screencast"
py_notify_message = "Video has been merged"

def sendmessage(py_notify_title, py_notify_message):
    pynotify.init("Test")
    notice = pynotify.Notification(py_notify_title, py_notify_message)
    notice.show()
    return

#Define datetime
now = datetime.datetime.now()
nowstring = str(now.strftime("%Y-%m-%d_%A_%H:%M:%S"))

#Define video summary
videoSummary = """Sponsored Readings on eBay:
http://myworld.ebay.com.au/thecriticalg
Sponsored Readings on YouTube:
http://goo.gl/OdXtx
The Critical G's Blog:
http://www.thecriticalg.blogspot.com
The Critical G on Facebook:
http://www.facebook.com/critical.gman
The Critical G on Google+
http://goo.gl/bF3DF
Reading Requests:
http://goo.gl/sXpUu
Politically incorrect T-shirts on RedBubble:
http://goo.gl/1yi24
Geeky T-shirts on RedBubble:
http://goo.gl/mJiC1"""

# Define folders and files
binFolder = os.getenv("HOME") + "/Videos/Desktop_Recording/" + nowstring + "/"
videoStream = binFolder + "desktop_recording_on_" + nowstring + ".mkv"
audioStream = binFolder + "microphone_input_on_" + nowstring + ".mp3"
mergedVideo = binFolder + "screencast_on_" + nowstring + ".mp4"
durationInfoFile = binFolder + "video_information_file.txt"

# Define how to get video duration and other key information
def getVideoInfo():
    f = open(durationInfoFile, "r")
    for line in f:
        if "Duration" in line:
            global videoInfo
            videoInfo = "Video information: " + line


# Define executable programs
proc1 = "/usr/bin/ffmpeg"
proc2 = "/bin/mkdir"

# Define how to create a title for the video within YouTube's 60-character limit
def videoTitleInput():
    running = True
    while running:
        global videoTitle
        videoTitle = raw_input("Enter the video title: ")
        if len(videoTitle) <= 60:
            print "The video title is " + videoTitle
            running = False
        else:
            print "Not within Youtube's 60-character limit, try again"

# Create datestamped folder
os.system("mkdir " + binFolder)

#Record video stream with FFmpeg
os.system("gnome-terminal --title=Video_Stream -x ffmpeg -f x11grab -r 30 -s 1366x768 -i :0.0 -c:v libx264 -threads 0 " + videoStream)

#Record audio stream with FFmpeg
os.system("gnome-terminal --title=Audio_Stream -x ffmpeg -f alsa -ac 2 -i pulse " + audioStream)

#Capture webcam with VLC
os.system("gnome-terminal --title=VLC_Capture -x cvlc --intf rc v4l2:// :v4l2-dev=/dev/video0 :v4l2-width=320 :v4l2-height=240")

#Move and resize other windows
os.system("xdotool search --name Video_Stream windowsize 640 450 windowmove 750 295a")
os.system("xdotool search --name Screencast_Terminal windowmove 0 0 windowsize 300 250")
os.system("xdotool search --name VLC_Capture windowmove 375 0 windowsize 665 250")
os.system("xdotool search --name Audio_Stream windowmove 0 295 windowsize 650 450")

#Rename VLC screencast window, move it to top-right corner, and make it sticky
os.system("sleep 1 && xdotool  search --name " + '"' + "VLC Media Player" + '"' + " windowmove 1046 0 set_window --name " + '"' + "TCG Screencast" + '"' + " windowraise")

#Not sure how to make it visible in all workspaces though, for some reason the command "wmctrl -r <WIN> -b add,sticky" doesn't work with os.system

#Defining what I need in order to open and edit the text file to be used later

convertPrompt = input("""What do you want to do?
1. Merge the streams and upload to The Critical G
2. Merge the streams and upload to Clockwork PC
3. Merge the streams and upload to My Outcast State
4. Merge the streams and upload to Tabula Lex
5. Merge the streams and open the folder
6. Quit

Please enter your choice: """)

if convertPrompt == 1:
    videoTitleInput()
    videoTags = raw_input("Enter the video tags: ")
    os.system("ffmpeg -i " + audioStream + " 2> " + durationInfoFile)
    getVideoInfo()
    os.system("gnome-terminal -x zenity --notification --text=" + '"' + videoInfo + '"')
    subprocess.call([proc1, '-i', videoStream, '-i', audioStream, '-c:v', 'libx264', '-threads', '0','-ss', '00:00:02.0', '-crf', '24', '-s', '640x360', mergedVideo])
    sendmessage(py_notify_title, py_notify_message)
    os.system("google youtube post --verbose --category News " + mergedVideo + " --title " + '"' + videoTitle + '"' + ' --summary=' + '"' + videoSummary + '"' + " --tags " + '"' + videoTags + '"' + " --user=<insert google username>" + " && xcowsay DONE")
elif convertPrompt == 2:
    videoTitleInput()
    videoTags = raw_input("Enter the video tags: ")
    os.system("ffmpeg -i " + audioStream + " 2> " + durationInfoFile)
    getVideoInfo()
    os.system("gnome-terminal -x zenity --notification --text=" + '"' + videoInfo + '"')
    subprocess.call([proc1, '-i', videoStream, '-i', audioStream, '-c:v', 'libx264', '-threads', '0','-ss', '00:00:02.0', '-crf', '24', '-s', '640x360', mergedVideo])
    sendmessage(py_notify_title, py_notify_message)
    os.system("google youtube post --verbose --category News " + mergedVideo + " --title " + '"' + videoTitle + '"' + ' --summary=' + '"' + videoSummary + '"' + " --tags " + '"' + videoTags + '"' + " --user=<insert google username>" + " && xcowsay DONE")
elif convertPrompt == 3:
    videoTitleInput()
    videoTags = raw_input("Enter the video tags: ")
    os.system("ffmpeg -i " + audioStream + " 2> " + durationInfoFile)
    getVideoInfo()
    os.system("gnome-terminal -x zenity --notification --text=" + '"' + videoInfo + '"')
    subprocess.call([proc1, '-i', videoStream, '-i', audioStream, '-c:v', 'libx264', '-threads', '0','-ss', '00:00:02.0', '-crf', '24', '-s', '640x360', mergedVideo])
    sendmessage(py_notify_title, py_notify_message)
    os.system("google youtube post --verbose --category News " + mergedVideo + " --title " + '"' + videoTitle + '"' + ' --summary=' + '"' + videoSummary + '"' + " --tags " + '"' + videoTags + '"' + " --user=<insert google username>" + " && xcowsay DONE")
elif convertPrompt == 4:
    videoTitleInput()
    videoTags = raw_input("Enter the video tags: ")
    os.system("ffmpeg -i " + audioStream + " 2> " + durationInfoFile)
    getVideoInfo()
    os.system("gnome-terminal -x zenity --notification --text=" + '"' + videoInfo + '"')
    subprocess.call([proc1, '-i', videoStream, '-i', audioStream, '-c:v', 'libx264', '-threads', '0','-ss', '00:00:02.0', '-crf', '24', '-s', '640x360', mergedVideo])
    sendmessage(py_notify_title, py_notify_message)
    os.system("google youtube post --verbose --category News " + mergedVideo + " --title " + '"' + videoTitle + '"' + ' --summary=' + '"' + videoSummary + '"' + " --tags " + '"' + videoTags + '"' + " --user=<insert google username>" + " && xcowsay DONE")
elif convertPrompt == 5:
    os.system("ffmpeg -i " + audioStream + " 2> " + durationInfoFile)
    getVideoInfo()
    os.system("gnome-terminal -x zenity --notification --text=" + '"' + videoInfo + '"')
    subprocess.call([proc1, '-i', videoStream, '-i', audioStream, '-c:v', 'libx264', '-threads', '0','-ss', '00:00:02.0', '-crf', '24', '-s', '640x360', mergedVideo])
    sendmessage(py_notify_title, py_notify_message)
elif convertPrompt == 6:
    exit()

#Finish
exitQuestionFinal = input("Are you done? (Press 1) ")
if exitQuestionFinal == 1:
    os.system("nautilus " + binFolder)
    exit()
else:
    exit()