def main():
"""
() -> NoneType
Main Program that load image(s) from file(s) and performs transformations!
"""
#Loads the original image
original_img = image.load_from_file('crayons.png')
obamanation = image.load_from_file('obama.png')
stopschild = image.load_from_file('stop_sign.png')
blaetter = image.load_from_file('leaves.png')
#Assign a bunch of variables and transforms more than Optimus Prime
color_cycled = color_cycle(original_img)
grayscaled = grayscale(original_img)
negated = negative(original_img)
brightered = brightness(original_img)
contrasted = increase_contrast(original_img)
posterized = posterize(original_img)
obamafied = obamafy(obamanation)
redded = key_out_red(stopschild, blaetter)
#displays all images
image.display_images(color_cycled, grayscaled, negated, brightered, contrasted, posterized)
image.display_images(obamafied, redded)
#Leo Ascenzi
import image
img = image.load_from_file('secret_message.png')
ns = ""
w = img.width()
h = img.height()
for y in range(h):
for x in range(w):
r, g, b = img.get_rgb(x, y)
if r == 13:
ns = ns + chr((g+b))
print ns
import image
img = image.load_from_file('crayons.png')
negative = image.copy_image(img)
w = img.width()
h = img.height()
for x in range(w): # converts image to negative
for y in range(h):
r, g, b = img.get_rgb(x, y)
negative.set_rgb(x, y, abs(r - 255), abs(g - 255), abs(b - 255))
image.save_to_file(negative, 'negative.png')
image.display_images(img, negative)
#Leo Ascenzi
import image
img = image.load_from_file('landmark_puzzle.png')
h = img.height()
w = img.width()
for x in range(w):
for y in range(h):
r, g, b = img.get_rgb(x,y)
img.set_rgb(x, y,0,g*25,0)
image.display_images(img)
# Collaborators (if any):
# Feedback: What was the hardest part of this assignment?
# obamafy
# Feedback: Any suggestions for improving the assignment?
# great assignment
# ----------------------------------------------------------
import image
brightness_change = int(raw_input("Enter how much you want to change the brightness: ")) # establishes user input early on for a later image conversion
# -------------------------------
# 1. Grayscale problem
# -------------------------------
img = image.load_from_file('crayons.png')
grayscale = image.copy_image(img)
w = img.width()
h = img.height()
for x in range(w):
for y in range(h):
r, g, b = img.get_rgb(x, y)
grayscale.set_rgb(x, y, (r + g + b)/3, (r + g + b)/3, (r + g + b)/3) # sets the grayscale value to the average of the red, green and blue values for each pixel
image.save_to_file(grayscale, 'grayscale.png')
print
#Leo Ascenzi
import image
spring = image.load_from_file('spring.png')
winter = image.load_from_file('winter.png')
img = image.new_image(728, 546)
h = img.height()
w = img.width()
for y in range(h):
for x in range(w):
if x % 2 == 0:
r, g, b = winter.get_rgb(x, y)
img.set_rgb(x, y, r, g, b)
r, g, b = spring.get_rgb(x, y)
img.set_rgb(x, y, r, g, b)
image.display_images(img)
import image
img = image.load_from_file('obama.png')
obamafy = image.copy_image(img)
w = img.width()
h = img.height()
for x in range(w): # obamafies the image
for y in range(h):
r, g, b = img.get_rgb(x, y)
if (r + g + b)/3 < 60:
obamafy.set_rgb(x, y, 0, 51, 76)
elif (r + g + b)/3 < 121:
obamafy.set_rgb(x, y, 217,26,33)
elif (r + g + b)/3 <= 182:
obamafy.set_rgb(x, y, 112, 150, 158)
else:
obamafy.set_rgb(x, y, 252, 227, 166)
image.save_to_file(obamafy, 'obamafy.png')
image.display_images(img, obamafy)
#Leo Ascenzi
import image
img = image.load_from_file('crayons.png')
w = img.width()
h = img.height()
print "The original dimensions of the image are: %s x %s" % (w, h)
w1 = int(raw_input("Width?: "))
h1 = int(raw_input("Height?: "))
imgs = image.new_image(w1, h1)
multx = float(w1) / w
multy = float(h1) / h
for y in range(h1):
for x in range(w1):
r, g, b = img.get_rgb(int(x / multx), int(y / multy))
imgs.set_rgb(x, y, r, g, b)
image.display_images(imgs)
