Title:           [Python] vid2gif
Author:          Anonymous
Pastebin link:   http://pastebin.com/JR1k2Aiz
First Edit:      Tuesday 21st of August 2012 09:23:41 PM CDT
Last Edit:       Tuesday 21st of August 2012 09:23:41 PM CDT

#!/usr/bin/python
 
import sys, curses
from subprocess import call
from tempfile import mkdtemp
from glob import glob
 
vidStart = 0
vidLength = 3
temp_dir = mkdtemp()
 
select_keys = ["Left/Right         = Move start by 1",
               "Shift + Left/Right = Move start by 10",
               "PgUp/PgDn          = Move start by 50",
               "Up/Down            = Change duration by 1", "",
               "q = quit", "",
               "p = pick",
               "other = replay"]
 
def select_region():
    global vidStart
    global vidLength
 
    while 1:
        call(["mplayer", "-nosound",
              "-ss", str(vidStart),
              "-endpos", str(vidLength),
              sys.argv[1]])
       
        myscreen = curses.initscr()
 
        myscreen.clear()
        myscreen.border(0)
        for i, line in enumerate(select_keys):
            myscreen.addstr(7 + i, 4, line)
        myscreen.addstr(2, 4, "Duraion: " + str(vidLength))
        myscreen.addstr(2, 20, "Start at: " + str(vidStart))
        myscreen.addstr(3, 4, "Destination: " + temp_dir)
        myscreen.refresh()
 
        press = myscreen.getch()
 
        if press == ord('q'):
            sys.exit()
        elif press == ord('p'):
            return True
        elif press == curses.KEY_SLEFT:
            vidStart = max(0, vidStart -10)
        elif press == curses.KEY_SRIGHT:
            vidStart += 10
        elif press == curses.KEY_LEFT:
            vidStart = max(0, vidStart -1)
        elif press == curses.KEY_RIGHT:
            vidStart += 1
        elif press == curses.KEY_NPAGE:
            vidStart = max(0, vidStart -50)
        elif press == curses.KEY_PPAGE:
            vidStart += 50
        elif press == curses.KEY_DOWN:
            vidLength = max(0, vidLength -1)
        elif press == curses.KEY_UP:
            vidLength += 1
 
def collect_frames():
    call(["mplayer", "-nosound",
          "-ss", str(vidStart),
          "-endpos", str(vidLength),
          sys.argv[1],
          "-vo", "jpeg:outdir=" + temp_dir])
    call(["feh", "-r", temp_dir])
    frames = glob(temp_dir + "/*jpg")
    frames.reverse()
    myscreen = curses.initscr()
 
    myscreen.clear()
    myscreen.border(0)
    myscreen.addstr(3, 4, "Creating animation ...")
    myscreen.addstr(4, 4, "(This may take a while)")
    myscreen.refresh()
 
    call(["convert", "-enhance", "-resize", "300x300",
          "-delay", "4", "-loop", "0"]
         + frames + [sys.argv[2]])
 
def main(*args):
    select_region()
    collect_frames()
 
if len(sys.argv) == 3:
    curses.wrapper(main)
else:
    print "Usage: vid2gif [video name] [output name]"