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revert 255 -> max_value fix #6826

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Merged
merged 1 commit into from
Oct 24, 2022
Merged

revert 255 -> max_value fix #6826

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5 changes: 3 additions & 2 deletions torchvision/prototype/transforms/functional/_color.py
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Original file line number Diff line number Diff line change
Expand Up @@ -313,7 +313,8 @@ def posterize(inpt: features.InputTypeJIT, bits: int) -> features.InputTypeJIT:


def solarize_image_tensor(image: torch.Tensor, threshold: float) -> torch.Tensor:
if threshold > _FT._max_value(image.dtype):
bound = 1 if image.is_floating_point() else 255
if threshold > bound:
raise TypeError(f"Threshold should be less or equal the maximum value of the dtype, but got {threshold}")

return torch.where(image >= threshold, invert_image_tensor(image), image)
Expand Down Expand Up @@ -466,7 +467,7 @@ def invert_image_tensor(image: torch.Tensor) -> torch.Tensor:
if image.dtype == torch.uint8:
return image.bitwise_not()
else:
return _FT._max_value(image.dtype) - image # type: ignore[no-any-return]
return (1 if image.is_floating_point() else 255) - image # type: ignore[no-any-return]


invert_image_pil = _FP.invert
Expand Down