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Sorted formats by n

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This commit is contained in:
Andrew Murray 2022-07-27 21:32:48 +10:00
parent 1050d13350
commit 4276340074
1 changed files with 9 additions and 8 deletions
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17
src/PIL/DdsImagePlugin.py
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@ -82,6 +82,7 @@ DDS_CUBEMAP_NEGATIVEY = DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_NEGATIVEY
DDS_CUBEMAP_POSITIVEZ = DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_POSITIVEZ
DDS_CUBEMAP_NEGATIVEZ = DDSCAPS2_CUBEMAP | DDSCAPS2_CUBEMAP_NEGATIVEZ
# DXT1
DXT1_FOURCC = 0x31545844
@ -155,6 +156,14 @@ class DdsImageFile(ImageFile.ImageFile):
elif fourcc == b"DXT5":
self.pixel_format = "DXT5"
n = 3
elif fourcc == b"ATI1":
self.pixel_format = "BC4"
n = 4
self.mode = "L"
elif fourcc == b"ATI2":
self.pixel_format = "BC5"
n = 5
self.mode = "RGB"
elif fourcc == b"BC5S":
self.pixel_format = "BC5S"
n = 5
@ -192,14 +201,6 @@ class DdsImageFile(ImageFile.ImageFile):
raise NotImplementedError(
f"Unimplemented DXGI format {dxgi_format}"
)
elif fourcc == b"ATI1":
self.pixel_format = "BC4"
n = 4
self.mode = "L"
elif fourcc == b"ATI2":
self.pixel_format = "BC5"
n = 5
self.mode = "RGB"
else:
raise NotImplementedError(f"Unimplemented pixel format {repr(fourcc)}")