62 lines
2.1 KiB
Python
62 lines
2.1 KiB
Python
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# -------------------------------------------------------------------
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# ORTHOGRAPHIC
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# Your personal aerial satellite. Always on. At any altitude.*
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# Developed by MarStrMind
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# License: Open Software License 3.0
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# Up to date version always on marstr.online
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# -------------------------------------------------------------------
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# colorizer.py
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# A class providing functions to adjust any image to a specific
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# background color. Similar to GIMP's colorize function.
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# -------------------------------------------------------------------
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from PIL import Image
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class mstr_colorizer:
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def __init__(self, baseimg):
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self._baseimg = baseimg
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self._basepix = self._baseimg.load()
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self._desaturate()
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def _desaturate(self):
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grs = Image.new("RGBA", (self._baseimg.width, self._baseimg.height))
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pix = grs.load()
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for y in range(0, self._baseimg.height):
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for x in range(0, self._baseimg.width):
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cl = self._basepix[x,y]
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sum = cl[0]+cl[1]+cl[2]
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gr = int(sum/3)
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c = (gr,gr,gr,cl[3])
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pix[x,y] = c
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self._grs = grs
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# img is the background, which can be larger than the image to colorize
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# xpos and ypos is where the image should appear
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def _colorizeToImage(self, img, xpos, ypos):
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colorized = Image.new("RGBA", (self._grs.width, self._grs.height))
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clrpix = colorized.load()
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imgpix = img.load()
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grs = self._grs.load()
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for y in range(0, self._grs.height):
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for x in range(0, self._grs.width):
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if xpos+x >= 0 and xpos+x < img.width and ypos+y >= 0 and ypos+y < img.height:
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bgpx = imgpix[xpos+x, ypos+y]
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grpx = grs[x,y]
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gr = grpx[0]
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av = (gr/255) * 1.2
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r = bgpx[0] + int(av * bgpx[0])
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g = bgpx[1] + int(av * bgpx[1])
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b = bgpx[2] + int(av * bgpx[2])
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colrz = (r,g,b,grpx[3])
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clrpix[x,y] = colrz
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return colorized
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