ImageChops.py 文件源码

def composite(image1, image2, mask):
    "Create composite image by blending images using a transparency mask"

    return Image.composite(image1, image2, mask)

##
# Offset image data.
# <p>
# Returns a copy of the image where data has been offset by the given
# distances.  Data wraps around the edges.  If yoffset is omitted, it
# is assumed to be equal to xoffset.
#
# @param image Source image.
# @param xoffset The horizontal distance.
# @param yoffset The vertical distance.  If omitted, both
#    distances are set to the same value.
# @return An Image object.