Lines Matching refs:greyscale

323                  greyscale=False,  argument
478             if greyscale:
547             if greyscale:
551             if alpha or not greyscale:
558                 assert greyscale
572         if bitdepth < 8 and (alpha or not greyscale and not palette):
590         self.greyscale = bool(greyscale)
599         self.color_type = 4*self.alpha + 2*(not greyscale) + 1*self.colormap
602         self.color_planes = (3,1)[self.greyscale or self.colormap]
707             if self.greyscale:
716             if self.greyscale:
1788             greyscale = not (self.color_type & 2)
1790             color_planes = (3,1)[greyscale or colormap]
1794             self.greyscale = greyscale
2516         w = Writer(15, 17, greyscale=True, bitdepth=n, chunk_limit=99)
2531         w = Writer(1, 4, greyscale=True, bitdepth=2)
2636               greyscale=it.greyscale, alpha=it.alpha,
2644               greyscale=it.greyscale, alpha=it.alpha,
2662         self.assertTrue(r.greyscale)
2682         self.assertTrue(not r.greyscale)
2687           greyscale=True, alpha=True, bitdepth=4)
2753         w = Writer(8, 8, greyscale=True, bitdepth=1, transparent=transparent)
2772         w = Writer(16, 2, greyscale=True, alpha=False, bitdepth=1)
2890             greyscale=True, alpha=False, bitdepth=16)
2902             greyscale=True, alpha=False, bitdepth=8)
2914             greyscale=True, alpha=False, bitdepth=1)
3817         greyscale = depth <= 2
3828                         greyscale=greyscale,