Python ImageFile Module

Quiz

ImageFile module

The ImageFile module provides some useful support functions for opening the saving the

ImageFile modules contains single Parser function which is used to decode the image part by part and the methods like feed and close

Importing Image module

from PIL import ImageFile

Image module functions

ImageFile.Parser()

It creates a parser object which can be used to decode an image piece by piece.

ImageFile module methods

method name	Description
parserobject.feed(data)	Feed a string of data to the parser. This method may raise an IOError exception.
parserobject.close()	Tells the parser to finish decoding. If the parser managed to decode an image, it returns an Image object. Otherwise, this method raises an IOError exception.
chord(xy, start, end, fill=None, outline=None)	Draws an chord between the start and end angles,but connects the end points with a straight line.
ellipse(xy, fill=None, outline=None)	Draws an ellipse inside the given bounding box.
line(xy, fill=None, width=0)	Draws a line between the coordinates in the xy list.
pieslice(xy, start, end, fill=None, outline=None)	Same as arc, but also draws straight lines between the end points and the center of the bounding box.
point(xy, fill=None)	Draws points (individual pixels) at the given coordinates.
rectangle(xy, fill=None, outline=None)	Draws a rectangle..

Example

from PIL import ImageFile
fp = open("house.jpg")
p = ImageFile.Parser()
while 1:
    s = fp.read(1024)
    if not s:
        break
    p.feed(s)
im = p.close()
im.save("housecopy.jpg")

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