def fit(image, width, height, mode,
upscale, filter, blur): # @ReservedAssignment
width_, height_ = _proportionally(image, width, height)
smaller = image.width <= width_ and image.height <= height_
if (smaller and upscale) or not smaller:
if not width or not height:
return rescale(image, width, height, None, filter, blur)
background = blank(width, height)
if not mode:
mode = 'in'
if not smaller or upscale:
width, height = _calculate_mode(image, width, height, mode)
rescale(image, width, height, None, filter, blur)
x, y = ((background.width - image.width) / 2,
(background.height - image.height) / 2)
background.overlay(image, x, y)
image._replace(background)
def write(
image,
filename,
format, # @ReservedAssignment
compression,
quality,
flatten,
background):
if not format:
format = splitext(filename)[1][1:].lower() # @ReservedAssignment
if flatten is None:
flatten = (image.type.name.endswith('matte')
and format not in ('png', 'tiff', 'tif', 'bmp', 'gif'))
if not background:
background = 'white'
if flatten:
background = blank(image.width, image.height, background)
background.overlay(image)
image = background
with state(image, format=format, compression_quality=quality):
c_call(image, 'write', filename)
def set_color(image, fill):
if get_c_method('image', ('set', 'color'), throw=False):
c_call(image, ('set', 'color'), fill)
# MagickSetImageColor doesnt copy alpha
if not fill.opaque:
set_alpha(image, fill.alpha)
else:
width, height = image.size
image._free()
image.__init__(blank(width, height, fill)._claim())
def set_color(image, fill):
if get_c_method('image', ('set', 'color'), throw=False):
c_call(image, ('set', 'color'), fill)
# MagickSetImageColor doesnt copy alpha
if not fill.opaque:
set_alpha(image, fill.alpha)
else:
width, height = image.size
image._free()
image.__init__(blank(width, height, fill)._claim())
def colorize(self, color):
"""Colorize image.
:param color: color from which hue value is used
:type color: :class:`pystacia.color.Color`
Colorizes image resulting in image containing
only one hue value.
This method can be chained.
"""
overlay = blank(self.width, self.height, color)
self.overlay(overlay, composite=composites.colorize)
overlay.close()
def colorize(self, color):
"""Colorize image.
:param color: color from which hue value is used
:type color: :class:`pystacia.color.Color`
Colorizes image resulting in image containing
only one hue value.
This method can be chained.
"""
overlay = blank(self.width, self.height, color)
self.overlay(overlay, composite=composites.colorize)
overlay.close()
def write(image, filename, format, # @ReservedAssignment
compression, quality, flatten, background):
if not format:
format = splitext(filename)[1][1:].lower() # @ReservedAssignment
if flatten is None:
flatten = (image.type.name.endswith('matte') and
format not in ('png', 'tiff', 'tif', 'bmp', 'gif'))
if not background:
background = 'white'
if flatten:
background = blank(image.width, image.height, background)
background.overlay(image)
image = background
with state(image, format=format, compression_quality=quality):
c_call(image, 'write', filename)
