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[Bug] LUT/Image display issues #4684

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rikous91 opened this issue Jan 14, 2025 · 3 comments
Open

[Bug] LUT/Image display issues #4684

rikous91 opened this issue Jan 14, 2025 · 3 comments

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@rikous91
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Describe the Bug

There seems to be an issue with the LUT or the decoder for the attached study. The first images do not load correctly, but the problem seems to resolve itself when scrolling, and the first images then load correctly.

Steps to Reproduce

  1. Download study
  2. Load it here
  3. Look at the first instances of the series.
  4. Scroll through the series.
  5. Look at the first instances again.

The current behavior

Image

Image

The expected behavior

Image

OS

Windows 10

Node version

18.16.0

Browser

Chrome 131.0.6778.109

@rikous91 rikous91 added the Awaiting Reproduction Can we reproduce the reported bug? label Jan 14, 2025
@rikous91 rikous91 changed the title [Bug] [Bug] LUT/Image display issues Jan 14, 2025
@sedghi
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sedghi commented Jan 16, 2025

I think our rendering is fine, at least consistent with other viewers

weasis

Image

volview

Image

Notice that if you scroll the lut is fine

@sedghi sedghi removed the Awaiting Reproduction Can we reproduce the reported bug? label Jan 16, 2025
@rikous91
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Sorry, try it here https://viewer-dev.ohif.org/local

At this point, the correct behavior can be seen here: https://v3-demo.ohif.org/local.

In the more recent beta versions, however, the images load correctly, but after scrolling, if you go back to the first ones, it seems to automatically apply a correction.

@sedghi
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sedghi commented Jan 17, 2025

The previous (v3-demo) did not handle voi correctly, voi should be applied per image and not global. The fact that volview and weasis shows the same rendering make me think it is your data isssue

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