Skip to content

fix: remove black stripe artefacts when axis != -1 in #1270

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
spkgyk wants to merge 2 commits into
base: main
Choose a base branch
from
Open

fix: remove black stripe artefacts when axis != -1 in #1270

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
9649909
fix: remove black stripe artefacts when axis != -1 in
Jul 15, 2025
a18dcfb
Merge branch 'MouseLand:main' into fix/normalize_img_stripes
spkgyk Dec 11, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 4 additions & 4 deletions cellpose/transforms.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -776,10 +776,6 @@ def normalize_img(img, normalize=True, norm3D=True, invert=False, lowhigh=None,
transforms_logger.critical(error_message)
raise ValueError(error_message)

# Move channel axis back to the original position
if axis != -1 and axis != img_norm.ndim - 1:
img_norm = np.moveaxis(img_norm, -1, axis)

# The transformer can get confused if a channel is all 1's instead of all 0's:
for i, chan_did_normalize in enumerate(cgood):
if not chan_did_normalize:
Expand All @@ -788,6 +784,10 @@ def normalize_img(img, normalize=True, norm3D=True, invert=False, lowhigh=None,
if img_norm.ndim == 4:
img_norm[:, :, :, i] = 0

# Move channel axis back to the original position
if axis != -1 and axis != img_norm.ndim - 1:
img_norm = np.moveaxis(img_norm, -1, axis)

return img_norm

def resize_safe(img, Ly, Lx, interpolation=cv2.INTER_LINEAR):
Expand Down