Invert CV-CUDA Backend #9290
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Invert CV-CUDA Backend #9290
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🔗 Helpful Links🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/vision/9290
Note: Links to docs will display an error until the docs builds have been completed. ❗ 1 Active SEVsThere are 1 currently active SEVs. If your PR is affected, please view them below: ❌ 5 New FailuresAs of commit 637b4c4 with merge base aa35ca1 ( NEW FAILURES - The following jobs have failed:
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justincdavis
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zy1git
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Jan 4, 2026
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I left a comment as the first round review. Feel free to let me know your thoughts.
| # we save these here, since they are static and small in size | ||
| if "base" not in _invert_cvcuda_tensors: | ||
| _invert_cvcuda_tensors["base"] = cvcuda.as_tensor( | ||
| torch.tensor([0.0, 0.0, 0.0], dtype=torch.float32, device="cuda").reshape(1, 1, 1, 3).contiguous(), "NHWC" |
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The base and scale tensors are hardcoded for 3 channels (RGB). The current CV-CUDA tests only use the default color_space="RGB", so they wouldn't catch issues with grayscale (1 channel). Is this a problem?
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Summary
Implements the CV-CUDA backend kernel for
invertTesting
python3 -m pytest test/test_transforms_v2.py::TestInvert