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28 color gimp palette generator

this python script generates a gimp palette which you can use to convert rgb images to an indexed image which can be converted for use on the avr.

# copy-it-right

def main():
    colors = set()

    print 'GIMP Palette'
    print 'Name: avr-vga'
    print 'Columns: 0'
    print '#'

    for n in range(0, 256):
        b = bin(n)[2:].rjust(8, '0')[:-2] + '00'
        colors.add(b)

    colors = list(colors)
    colors.sort()
    colors.reverse()
    color_map = {}

    for c in colors:

        r = 0
        g = 0
        b = 0

        if int(c[0]):
            b += 127.5
        if int(c[1]):
            g += 127.5
        if int(c[2]):
            r += 127.5
        if int(c[3]):
            b += 127.5
        if int(c[4]):
            g += 127.5
        if int(c[5]):
            r += 127.5

        color_map[(r, g, b)] = c

    colors = color_map.items()
    colors.sort(key=lambda i: i[0])

    for (r, g, b), c in colors:
        print ' %3i %3i %3i\t%s' % (r, g, b, c)


if __name__ == '__main__':
    main()

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arcanebolt

28 color gimp palette generator