340 lines
16 KiB
Python
340 lines
16 KiB
Python
from ctypes import Structure, POINTER, c_int, c_char_p, c_float
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from .dll import _bind
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from .endian import SDL_BYTEORDER, SDL_BIG_ENDIAN, SDL_LIL_ENDIAN
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from .stdinc import Uint8, Uint16, Uint32, SDL_bool
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SDL_ALPHA_OPAQUE = 255
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SDL_ALPHA_TRANSPARENT = 0
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SDL_PIXELTYPE_UNKNOWN = 0
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SDL_PIXELTYPE_INDEX1 = 1
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SDL_PIXELTYPE_INDEX4 = 2
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SDL_PIXELTYPE_INDEX8 = 3
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SDL_PIXELTYPE_PACKED8 = 4
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SDL_PIXELTYPE_PACKED16 = 5
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SDL_PIXELTYPE_PACKED32 = 6
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SDL_PIXELTYPE_ARRAYU8 = 7
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SDL_PIXELTYPE_ARRAYU16 = 8
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SDL_PIXELTYPE_ARRAYU32 = 9
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SDL_PIXELTYPE_ARRAYF16 = 10
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SDL_PIXELTYPE_ARRAYF32 = 11
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SDL_BITMAPORDER_NONE = 0
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SDL_BITMAPORDER_4321 = 1
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SDL_BITMAPORDER_1234 = 2
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SDL_PACKEDORDER_NONE = 0
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SDL_PACKEDORDER_XRGB = 1
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SDL_PACKEDORDER_RGBX = 2
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SDL_PACKEDORDER_ARGB = 3
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SDL_PACKEDORDER_RGBA = 4
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SDL_PACKEDORDER_XBGR = 5
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SDL_PACKEDORDER_BGRX = 6
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SDL_PACKEDORDER_ABGR = 7
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SDL_PACKEDORDER_BGRA = 8
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SDL_ARRAYORDER_NONE = 0
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SDL_ARRAYORDER_RGB = 1
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SDL_ARRAYORDER_RGBA = 2
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SDL_ARRAYORDER_ARGB = 3
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SDL_ARRAYORDER_BGR = 4
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SDL_ARRAYORDER_BGRA = 5
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SDL_ARRAYORDER_ABGR = 6
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SDL_PACKEDLAYOUT_NONE = 0
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SDL_PACKEDLAYOUT_332 = 1
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SDL_PACKEDLAYOUT_4444 = 2
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SDL_PACKEDLAYOUT_1555 = 3
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SDL_PACKEDLAYOUT_5551 = 4
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SDL_PACKEDLAYOUT_565 = 5
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SDL_PACKEDLAYOUT_8888 = 6
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SDL_PACKEDLAYOUT_2101010 = 7
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SDL_PACKEDLAYOUT_1010102 = 8
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SDL_FOURCC = lambda a, b, c, d: (ord(a) << 0) | (ord(b) << 8) | (ord(c) << 16) | (ord(d) << 24)
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SDL_DEFINE_PIXELFOURCC = SDL_FOURCC
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SDL_DEFINE_PIXELFORMAT = lambda ptype, order, layout, bits, pbytes: ((1 << 28) | ((ptype) << 24) | ((order) << 20) | ((layout) << 16) | ((bits) << 8) | ((pbytes) << 0))
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SDL_PIXELFLAG = lambda X: (((X) >> 28) & 0x0F)
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SDL_PIXELTYPE = lambda X: (((X) >> 24) & 0x0F)
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SDL_PIXELORDER = lambda X: (((X) >> 20) & 0x0F)
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SDL_PIXELLAYOUT = lambda X: (((X) >> 16) & 0x0F)
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SDL_BITSPERPIXEL = lambda X: (((X) >> 8) & 0xFF)
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def SDL_BYTESPERPIXEL(x):
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valid = (SDL_PIXELFORMAT_YUY2, SDL_PIXELFORMAT_UYVY, SDL_PIXELFORMAT_YVYU)
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if SDL_ISPIXELFORMAT_FOURCC(x):
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if x in valid:
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return 2
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else:
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return 1
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else:
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return(((x) >> 0) & 0xFF)
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def SDL_ISPIXELFORMAT_INDEXED(pformat):
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"""Checks, if the passed format value is an indexed format."""
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return ((not SDL_ISPIXELFORMAT_FOURCC(pformat)) and
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((SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_INDEX1) or
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(SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_INDEX4) or
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(SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_INDEX8)))
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def SDL_ISPIXELFORMAT_PACKED(pformat):
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"""Checks, if the passed format value is a packed format."""
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return (not SDL_ISPIXELFORMAT_FOURCC(pformat) and
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((SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_PACKED8) or
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(SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_PACKED16) or
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(SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_PACKED32)))
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def SDL_ISPIXELFORMAT_ARRAY(pformat):
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"""Checks, if the passed format value is an array format."""
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return (not SDL_ISPIXELFORMAT_FOURCC(pformat) and
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((SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_ARRAYU8) and
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(SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_ARRAYU16) or
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(SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_ARRAYU32) or
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(SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_ARRAYF16) or
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(SDL_PIXELTYPE(pformat) == SDL_PIXELTYPE_ARRAYF32)))
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def SDL_ISPIXELFORMAT_ALPHA(pformat):
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"""Checks, if the passed format value is an alpha channel supporting
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format.
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"""
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return ((SDL_ISPIXELFORMAT_PACKED(pformat) and
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((SDL_PIXELORDER(pformat) == SDL_PACKEDORDER_ARGB) or
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(SDL_PIXELORDER(pformat) == SDL_PACKEDORDER_RGBA) or
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(SDL_PIXELORDER(pformat) == SDL_PACKEDORDER_ABGR) or
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(SDL_PIXELORDER(pformat) == SDL_PACKEDORDER_BGRA))) or
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(SDL_ISPIXELFORMAT_ARRAY(pformat) and
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((SDL_PIXELORDER(pformat) == SDL_ARRAYORDER_ARGB) or
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(SDL_PIXELORDER(pformat) == SDL_ARRAYORDER_RGBA) or
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(SDL_PIXELORDER(pformat) == SDL_ARRAYORDER_ABGR) or
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(SDL_PIXELORDER(pformat) == SDL_ARRAYORDER_BGRA))))
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SDL_ISPIXELFORMAT_FOURCC = lambda fmt: ((fmt) and (SDL_PIXELFLAG(fmt) != 1))
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SDL_PIXELFORMAT_UNKNOWN = 0
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SDL_PIXELFORMAT_INDEX1LSB = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX1,
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SDL_BITMAPORDER_4321,
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0, 1, 0)
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SDL_PIXELFORMAT_INDEX1MSB = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX1,
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SDL_BITMAPORDER_1234,
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0, 1, 0)
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SDL_PIXELFORMAT_INDEX4LSB = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX4,
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SDL_BITMAPORDER_4321,
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0, 4, 0)
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SDL_PIXELFORMAT_INDEX4MSB = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX4,
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SDL_BITMAPORDER_1234,
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0, 4, 0)
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SDL_PIXELFORMAT_INDEX8 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_INDEX8, 0,
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0, 8, 1)
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SDL_PIXELFORMAT_RGB332 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED8,
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SDL_PACKEDORDER_XRGB,
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SDL_PACKEDLAYOUT_332, 8, 1)
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SDL_PIXELFORMAT_RGB444 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_XRGB,
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SDL_PACKEDLAYOUT_4444, 12, 2)
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SDL_PIXELFORMAT_RGB555 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_XRGB,
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SDL_PACKEDLAYOUT_1555, 15, 2)
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SDL_PIXELFORMAT_BGR555 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_XBGR,
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SDL_PACKEDLAYOUT_1555, 15, 2)
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SDL_PIXELFORMAT_ARGB4444 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_ARGB,
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SDL_PACKEDLAYOUT_4444, 16, 2)
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SDL_PIXELFORMAT_RGBA4444 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_RGBA,
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SDL_PACKEDLAYOUT_4444, 16, 2)
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SDL_PIXELFORMAT_ABGR4444 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_ABGR,
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SDL_PACKEDLAYOUT_4444, 16, 2)
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SDL_PIXELFORMAT_BGRA4444 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_BGRA,
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SDL_PACKEDLAYOUT_4444, 16, 2)
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SDL_PIXELFORMAT_ARGB1555 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_ARGB,
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SDL_PACKEDLAYOUT_1555, 16, 2)
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SDL_PIXELFORMAT_RGBA5551 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_RGBA,
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SDL_PACKEDLAYOUT_5551, 16, 2)
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SDL_PIXELFORMAT_ABGR1555 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_ABGR,
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SDL_PACKEDLAYOUT_1555, 16, 2)
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SDL_PIXELFORMAT_BGRA5551 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_BGRA,
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SDL_PACKEDLAYOUT_5551, 16, 2)
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SDL_PIXELFORMAT_RGB565 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_XRGB,
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SDL_PACKEDLAYOUT_565, 16, 2)
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SDL_PIXELFORMAT_BGR565 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED16,
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SDL_PACKEDORDER_XBGR,
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SDL_PACKEDLAYOUT_565, 16, 2)
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SDL_PIXELFORMAT_RGB24 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_ARRAYU8,
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SDL_ARRAYORDER_RGB, 0, 24, 3)
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SDL_PIXELFORMAT_BGR24 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_ARRAYU8,
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SDL_ARRAYORDER_BGR, 0, 24, 3)
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SDL_PIXELFORMAT_RGB888 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_XRGB,
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SDL_PACKEDLAYOUT_8888, 24, 4)
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SDL_PIXELFORMAT_RGBX8888 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_RGBX,
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SDL_PACKEDLAYOUT_8888, 24, 4)
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SDL_PIXELFORMAT_BGR888 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_XBGR,
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SDL_PACKEDLAYOUT_8888, 24, 4)
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SDL_PIXELFORMAT_BGRX8888 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_BGRX,
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SDL_PACKEDLAYOUT_8888, 24, 4)
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SDL_PIXELFORMAT_ARGB8888 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_ARGB,
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SDL_PACKEDLAYOUT_8888, 32, 4)
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SDL_PIXELFORMAT_RGBA8888 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_RGBA,
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SDL_PACKEDLAYOUT_8888, 32, 4)
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SDL_PIXELFORMAT_ABGR8888 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_ABGR,
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SDL_PACKEDLAYOUT_8888, 32, 4)
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SDL_PIXELFORMAT_BGRA8888 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_BGRA,
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SDL_PACKEDLAYOUT_8888, 32, 4)
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SDL_PIXELFORMAT_ARGB2101010 = SDL_DEFINE_PIXELFORMAT(SDL_PIXELTYPE_PACKED32,
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SDL_PACKEDORDER_ARGB,
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SDL_PACKEDLAYOUT_2101010,
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32, 4)
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if SDL_BYTEORDER == SDL_BIG_ENDIAN:
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SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_RGBA8888
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SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_ARGB8888
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SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_BGRA8888
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SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_ABGR8888
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else:
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SDL_PIXELFORMAT_RGBA32 = SDL_PIXELFORMAT_ABGR8888
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SDL_PIXELFORMAT_ARGB32 = SDL_PIXELFORMAT_BGRA8888
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SDL_PIXELFORMAT_BGRA32 = SDL_PIXELFORMAT_ARGB8888
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SDL_PIXELFORMAT_ABGR32 = SDL_PIXELFORMAT_RGBA8888
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SDL_PIXELFORMAT_YV12 = SDL_DEFINE_PIXELFOURCC('Y', 'V', '1', '2')
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SDL_PIXELFORMAT_IYUV = SDL_DEFINE_PIXELFOURCC('I', 'Y', 'U', 'V')
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SDL_PIXELFORMAT_YUY2 = SDL_DEFINE_PIXELFOURCC('Y', 'U', 'Y', '2')
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SDL_PIXELFORMAT_UYVY = SDL_DEFINE_PIXELFOURCC('U', 'Y', 'V', 'Y')
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SDL_PIXELFORMAT_YVYU = SDL_DEFINE_PIXELFOURCC('Y', 'V', 'Y', 'U')
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SDL_PIXELFORMAT_NV12 = SDL_DEFINE_PIXELFOURCC('N', 'V', '1', '2')
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SDL_PIXELFORMAT_NV21 = SDL_DEFINE_PIXELFOURCC('N', 'V', '2', '1')
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ALL_PIXELFORMATS = (
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SDL_PIXELFORMAT_INDEX1LSB,
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SDL_PIXELFORMAT_INDEX1MSB,
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SDL_PIXELFORMAT_INDEX4LSB,
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SDL_PIXELFORMAT_INDEX4MSB,
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SDL_PIXELFORMAT_INDEX8,
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SDL_PIXELFORMAT_RGB332,
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SDL_PIXELFORMAT_RGB444,
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SDL_PIXELFORMAT_RGB555,
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SDL_PIXELFORMAT_BGR555,
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SDL_PIXELFORMAT_ARGB4444,
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SDL_PIXELFORMAT_RGBA4444,
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SDL_PIXELFORMAT_ABGR4444,
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SDL_PIXELFORMAT_BGRA4444,
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SDL_PIXELFORMAT_ARGB1555,
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SDL_PIXELFORMAT_RGBA5551,
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SDL_PIXELFORMAT_ABGR1555,
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SDL_PIXELFORMAT_BGRA5551,
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SDL_PIXELFORMAT_RGB565,
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SDL_PIXELFORMAT_BGR565,
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SDL_PIXELFORMAT_RGB24,
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SDL_PIXELFORMAT_BGR24,
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SDL_PIXELFORMAT_RGB888,
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SDL_PIXELFORMAT_RGBX8888,
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SDL_PIXELFORMAT_BGR888,
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SDL_PIXELFORMAT_BGRX8888,
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SDL_PIXELFORMAT_ARGB8888,
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SDL_PIXELFORMAT_RGBA8888,
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SDL_PIXELFORMAT_ABGR8888,
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SDL_PIXELFORMAT_BGRA8888,
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SDL_PIXELFORMAT_ARGB2101010,
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SDL_PIXELFORMAT_RGBA32,
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SDL_PIXELFORMAT_ARGB32,
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SDL_PIXELFORMAT_BGRA32,
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SDL_PIXELFORMAT_ABGR32,
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SDL_PIXELFORMAT_YV12,
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SDL_PIXELFORMAT_IYUV,
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SDL_PIXELFORMAT_YUY2,
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SDL_PIXELFORMAT_UYVY,
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SDL_PIXELFORMAT_YVYU,
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SDL_PIXELFORMAT_NV12,
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SDL_PIXELFORMAT_NV21
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)
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class SDL_Color(Structure):
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_fields_ = [("r", Uint8),
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("g", Uint8),
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("b", Uint8),
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("a", Uint8),
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]
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def __init__(self, r=255, g=255, b=255, a=255):
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super(SDL_Color, self).__init__()
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self.r = r
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self.g = g
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self.b = b
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self.a = a
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def __repr__(self):
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return "SDL_Color(r=%d, g=%d, b=%d, a=%d)" % (self.r, self.g, self.b,
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self.a)
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def __copy__(self):
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return SDL_Color(self.r, self.g, self.b, self.a)
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def __deepcopy__(self, memo):
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return SDL_Color(self.r, self.g, self.b, self.a)
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def __eq__(self, color):
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return self.r == color.r and self.g == color.g and \
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self.b == color.b and self.a == color.a
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def __ne__(self, color):
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return self.r != color.r or self.g != color.g or self.b != color.b or \
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self.a != color.a
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SDL_Colour = SDL_Color
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class SDL_Palette(Structure):
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_fields_ = [("ncolors", c_int),
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("colors", POINTER(SDL_Color)),
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("version", Uint32),
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("refcount", c_int)]
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class SDL_PixelFormat(Structure):
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pass
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SDL_PixelFormat._fields_ = \
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[("format", Uint32),
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("palette", POINTER(SDL_Palette)),
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("BitsPerPixel", Uint8),
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("BytesPerPixel", Uint8),
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("padding", Uint8 * 2),
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("Rmask", Uint32),
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("Gmask", Uint32),
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("Bmask", Uint32),
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("Amask", Uint32),
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("Rloss", Uint8),
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("Gloss", Uint8),
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("Bloss", Uint8),
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("Aloss", Uint8),
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("Rshift", Uint8),
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("Gshift", Uint8),
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("Bshift", Uint8),
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("Ashift", Uint8),
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("refcount", c_int),
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("next", POINTER(SDL_PixelFormat))]
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SDL_GetPixelFormatName = _bind("SDL_GetPixelFormatName", [Uint32], c_char_p)
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SDL_PixelFormatEnumToMasks = _bind("SDL_PixelFormatEnumToMasks", [Uint32, POINTER(c_int), POINTER(Uint32), POINTER(Uint32), POINTER(Uint32), POINTER(Uint32)], SDL_bool)
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SDL_MasksToPixelFormatEnum = _bind("SDL_MasksToPixelFormatEnum", [c_int, Uint32, Uint32, Uint32, Uint32], Uint32)
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SDL_AllocFormat = _bind("SDL_AllocFormat", [Uint32], POINTER(SDL_PixelFormat))
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SDL_FreeFormat = _bind("SDL_FreeFormat", [POINTER(SDL_PixelFormat)])
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SDL_AllocPalette = _bind("SDL_AllocPalette", [c_int], POINTER(SDL_Palette))
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SDL_SetPixelFormatPalette = _bind("SDL_SetPixelFormatPalette", [POINTER(SDL_PixelFormat), POINTER(SDL_Palette)], c_int)
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SDL_SetPaletteColors = _bind("SDL_SetPaletteColors", [POINTER(SDL_Palette), POINTER(SDL_Color), c_int, c_int], c_int)
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SDL_FreePalette = _bind("SDL_FreePalette", [POINTER(SDL_Palette)])
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SDL_MapRGB = _bind("SDL_MapRGB", [POINTER(SDL_PixelFormat), Uint8, Uint8, Uint8], Uint32)
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SDL_MapRGBA = _bind("SDL_MapRGBA", [POINTER(SDL_PixelFormat), Uint8, Uint8, Uint8, Uint8], Uint32)
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SDL_GetRGB = _bind("SDL_GetRGB", [Uint32, POINTER(SDL_PixelFormat), POINTER(Uint8), POINTER(Uint8), POINTER(Uint8)])
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SDL_GetRGBA = _bind("SDL_GetRGBA", [Uint32, POINTER(SDL_PixelFormat), POINTER(Uint8), POINTER(Uint8), POINTER(Uint8), POINTER(Uint8)])
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SDL_CalculateGammaRamp = _bind("SDL_CalculateGammaRamp", [c_float, POINTER(Uint16)])
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