import sys, math
from OpenGL.GLUT import *
from OpenGL.GL import *
from OpenGL.GLU import *

import Image
img = Image.open("img.jpg")

def draw():
	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
	glLoadIdentity()

	glPixelZoom(0.5, 0.25)
	glRasterPos2f(0,0)
	glDrawPixels(img.size[0],img.size[1],GL_RGB,GL_UNSIGNED_BYTE,
				 img.tostring())

	glutSwapBuffers()


def keyboard(key, x, y):
	if key == chr(27):
		sys.exit(0)


glutInit(sys.argv)
glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH)
glutInitWindowSize(400, 400)
glutInitWindowPosition(0,0)
glutCreateWindow(sys.argv[0])
glutDisplayFunc(draw)
glutKeyboardFunc(keyboard)
glutMainLoop()