decode() should return -1 when finished

This commit is contained in:
Andrew Murray 2022-03-12 18:12:56 +11:00
parent 475b7233d6
commit 87dbc7043b

View File

@ -253,7 +253,7 @@ class DXT1Decoder(ImageFile.PyDecoder):
self.set_as_raw(_dxt1(self.fd, self.state.xsize, self.state.ysize))
except struct.error as e:
raise OSError("Truncated DDS file") from e
return 0, 0
return -1, 0
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))
except struct.error as e:
raise OSError("Truncated DDS file") from e
return 0, 0
return -1, 0
Image.register_decoder("DXT1", DXT1Decoder)