def test_SDL_ConvertSurfaceFormat(self):
tenbit = [
pixels.SDL_PACKEDLAYOUT_2101010, pixels.SDL_PACKEDLAYOUT_1010102
]
for pfmt in pixels.ALL_PIXELFORMATS:
for fmt in pixels.ALL_PIXELFORMATS:
# SDL2 doesn't support converting fancier formats (e.g YUV, 10bit)
if pixels.SDL_ISPIXELFORMAT_FOURCC(
pfmt) or pixels.SDL_PIXELLAYOUT(pfmt) in tenbit:
continue
if pixels.SDL_ISPIXELFORMAT_FOURCC(
fmt) or pixels.SDL_PIXELLAYOUT(fmt) in tenbit:
continue
# SDL2 doesn't support converting to formats w/ less than 8 bpp
if pixels.SDL_BITSPERPIXEL(pfmt) < 8:
continue
# SDL2 doesn't support converting from indexed formats w/ 4 bpp
if pixels.SDL_PIXELTYPE(fmt) == pixels.SDL_PIXELTYPE_INDEX4:
continue
bpp = c_int()
rmask, gmask, bmask, amask = Uint32(), Uint32(), Uint32(
), Uint32()
ret = pixels.SDL_PixelFormatEnumToMasks(
fmt, byref(bpp), byref(rmask), byref(gmask), byref(bmask),
byref(amask))
assert ret == SDL_TRUE
sf = surface.SDL_CreateRGBSurface(0, 10, 20, bpp, rmask, gmask,
bmask, amask)
assert isinstance(sf.contents, surface.SDL_Surface)
csf = surface.SDL_ConvertSurfaceFormat(sf, pfmt, 0)
assert csf, error.SDL_GetError()
assert isinstance(csf.contents, surface.SDL_Surface)
surface.SDL_FreeSurface(sf)
surface.SDL_FreeSurface(csf)
def test_SDL_ConvertSurface(self):
bad_combos = []
good_combos = []
tenbit = [
pixels.SDL_PACKEDLAYOUT_2101010, pixels.SDL_PACKEDLAYOUT_1010102
]
for idx in pixels.ALL_PIXELFORMATS:
pfmt = pixels.SDL_AllocFormat(idx)
for fmt in pixels.ALL_PIXELFORMATS:
idx_name = pixels.SDL_GetPixelFormatName(idx).decode('utf-8')
fmt_name = pixels.SDL_GetPixelFormatName(fmt).decode('utf-8')
# SDL2 doesn't support converting fancier formats (e.g YUV, 10bit)
if pixels.SDL_ISPIXELFORMAT_FOURCC(
idx) or pixels.SDL_PIXELLAYOUT(idx) in tenbit:
continue
if pixels.SDL_ISPIXELFORMAT_FOURCC(
fmt) or pixels.SDL_PIXELLAYOUT(fmt) in tenbit:
continue
# SDL2 doesn't support converting to formats w/ less than 8 bpp
if pixels.SDL_BITSPERPIXEL(idx) < 8:
continue
# SDL2 doesn't support converting from indexed formats w/ 4 bpp
if pixels.SDL_PIXELTYPE(fmt) == pixels.SDL_PIXELTYPE_INDEX4:
continue
bpp = c_int()
rmask, gmask, bmask, amask = Uint32(), Uint32(), Uint32(
), Uint32()
ret = pixels.SDL_PixelFormatEnumToMasks(
fmt, byref(bpp), byref(rmask), byref(gmask), byref(bmask),
byref(amask))
self.assertEqual(ret, SDL_TRUE)
sf = surface.SDL_CreateRGBSurface(0, 10, 20, bpp, rmask, gmask,
bmask, amask)
self.assertIsInstance(sf.contents, surface.SDL_Surface)
csf = surface.SDL_ConvertSurface(sf, pfmt, 0)
self.assertTrue(csf)
if error.SDL_GetError() == b'Blit combination not supported':
bad_combos.append('{0} -> {1}'.format(fmt_name, idx_name))
error.SDL_ClearError()
else:
good_combos.append('{0} -> {1}'.format(fmt_name, idx_name))
self.assertIsInstance(csf.contents, surface.SDL_Surface)
surface.SDL_FreeSurface(sf)
surface.SDL_FreeSurface(csf)
pixels.SDL_FreeFormat(pfmt)
self.assertEqual(len(bad_combos), 0)
def test_SDL_PIXELLAYOUT(self):
expected = [
(pixels.SDL_PIXELFORMAT_INDEX1LSB, pixels.SDL_PACKEDLAYOUT_NONE),
(pixels.SDL_PIXELFORMAT_RGB332, pixels.SDL_PACKEDLAYOUT_332),
(pixels.SDL_PIXELFORMAT_ARGB8888, pixels.SDL_PACKEDLAYOUT_8888)
]
for fmt, pxlayout in expected:
assert pixels.SDL_PIXELLAYOUT(fmt) == pxlayout