def convert(source_fh, source_type, dest_type, dest_size):
"""somewhat like convert(1)"""
i = Image(source_fh, source_type)
if not i.select(dest_size):
print "bad size"
i.alpha(True)
i.scale(dest_size)
i.alpha(True)
result = i.dump(dest_type)
return result
def test_get_units():
w = Image()
assert None == w.units
api.MagickNewImage(w._wand, 100, 100, api.NewPixelWand())
assert None == w.units
api.MagickSetImageUnits(w._wand, api.PixelsPerInchResolution)
assert PIXELS_PER_INCH == w.units
def test_get_format():
w = Image()
assert None == w.format
api.MagickNewImage(w._wand, 100, 100, api.NewPixelWand())
assert None == w.format
api.MagickSetImageFormat(w._wand, 'PNG')
assert 'PNG' == w.format
def test_constructor_with_file():
w = Image(StringIO(GIF))
assert 'GIF' == w.format
assert (1,1) == w.size
size = api.size_t()
b = api.MagickGetImageBlob(w._wand, size)
assert GIF == ''.join([chr(b[i]) for i in range(0, size.value + 1)])
import copy
import random
from pythonmagickwand.image import Image
from pythonmagickwand.wand import LANCZOS_FILTER, TRANSPARENT_COLORSPACE
from pythonmagickwand.color import Color, BLACK, YELLOW, TRANSPARENT
YELLOW = Color('#ffcc33')
m = Image('monkey.png')
m.opaque_paint(BLACK, YELLOW, 10)
m.scale((500,500))
m.compression_quality = 95
im = Image()
im.colorspace = TRANSPARENT_COLORSPACE
im.size = (4000, 800)
im.format = 'PNG'
im.background_color = TRANSPARENT
_w, _h = im.size
num = range(3000)
for i in num:
ratio = (i+1.)/len(num)
random.seed()
_min = int(100*ratio+100)
w = random.randint(_min, max(int(400*ratio), _min))
c = copy.copy(m)
c.scale((w, w))
c.rotate(random.randint(0, 360), TRANSPARENT)
c.modulate(brightness=i*25/len(num) + 75)
from pythonmagickwand.image import Image
i = Image('./assets/064fa8ad-4b88-452f-a110-68f1250be0c3_texture.jp2')
i.format = 'PNG'
i.flip()
i.save('flip.png')
def test_get_colorspace():
w = Image()
assert None == w.colorspace
w = setup()
api.MagickSetImageColorspace(w._wand, CMYK_COLORSPACE)
assert CMYK_COLORSPACE == w.colorspace
def setup():
i = Image()
api.MagickNewImage(i._wand, 100, 100, api.NewPixelWand())
return i
def test_constructor_with_eps_file():
w = Image(StringIO(EPS))
assert 'EPS' == w.format
size = api.size_t()
b = api.MagickGetImageBlob(w._wand, size)
assert EPS == ''.join([chr(b[i]) for i in range(0, size.value + 1)])
