def get_size(self, filename=None):
from PIL import Image
if filename:
image = Image.open(filename)
else:
image = Image.open(self.file)
return '%ix%i' % (image.size[0], image.size[1])
def get_resolution(self, filename=None):
from PIL import Image
if filename:
image = Image.open(filename)
else:
image = Image.open(self.file)
relation = float(image.size[0])/float(image.size[1])
if relation == float(2)/float(3):
return '2:3' #iPhone's resolution
elif relation == float(5)/float(4):
return '5:4'
elif relation == float(4)/float(3):
return '4:3'
elif relation == float(3)/float(2):
return '3:2'
elif relation == float(8)/float(5):
return '8:5'
elif relation == float(5)/float(3):
return '5:3'
elif relation == float(16)/float(9):
return '16:9'
elif relation == float(17)/float(9):
return '17:9'
