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decode() should return -1 when finished

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This commit is contained in:
Andrew Murray 2022-03-12 18:12:56 +11:00
parent 475b7233d6
commit 87dbc7043b
1 changed files with 2 additions and 2 deletions
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docs/example/DdsImagePlugin.py
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@ -253,7 +253,7 @@ class DXT1Decoder(ImageFile.PyDecoder):
self.set_as_raw(_dxt1(self.fd, self.state.xsize, self.state.ysize)) self.set_as_raw(_dxt1(self.fd, self.state.xsize, self.state.ysize))
except struct.error as e: except struct.error as e:
raise OSError("Truncated DDS file") from e raise OSError("Truncated DDS file") from e
return 0, 0 return -1, 0
class DXT5Decoder(ImageFile.PyDecoder): class DXT5Decoder(ImageFile.PyDecoder):
@ -264,7 +264,7 @@ class DXT5Decoder(ImageFile.PyDecoder):
self.set_as_raw(_dxt5(self.fd, self.state.xsize, self.state.ysize)) self.set_as_raw(_dxt5(self.fd, self.state.xsize, self.state.ysize))
except struct.error as e: except struct.error as e:
raise OSError("Truncated DDS file") from e raise OSError("Truncated DDS file") from e
return 0, 0 return -1, 0
Image.register_decoder("DXT1", DXT1Decoder) Image.register_decoder("DXT1", DXT1Decoder)