Without OpenCL, filmic's hl-reconstruction produces artifacts.

[apostel338]

Describe the bug

Without OpenCL, filmic's hl-reconstruction seems to produce artifacts.

Steps to reproduce

Find a RAW with (some seriously) blown out highlights.
Enable HL reconstruct in filmic, play with some values.
Moste visible when lower the treshold a bit, raise iterations of hq-rec., and lower the bloom<->reconstruct slider.

Expected behavior

No response

Logfile | Screenshot | Screencast

OpenCL on:

OpenCL off:

Commit

No response

Where did you install darktable from?

OBS

darktable version

4.5.0~git328.1aca07c6-10447.5

What OS are you using?

Linux

What is the version of your OS?

Tumbleweed

Describe your system?

Operating System: openSUSE Tumbleweed 20230902
KDE Plasma Version: 5.27.7
KDE Frameworks Version: 5.109.0
Qt Version: 5.15.10
Kernel Version: 6.4.12-1-default (64-bit)
Graphics Platform: X11
Processors: 12 × 12th Gen Intel® Core™ i5-12500T
Memory: 15.3 GiB of RAM
Graphics Processor: Mesa Intel® UHD Graphics 770

Are you using OpenCL GPU in darktable?

No

If yes, what is the GPU card and driver?

No response

Please provide additional context if applicable. You can attach files too, but might need to rename to .txt or .zip

RAW + XMP:

000.tar.gz

[jenshannoschwalm]

@ralfbrown i bisected and it seems to be b0a5f32

[jenshannoschwalm]

got it and fix following

[ralfbrown]

Thanks! Was going to look at it tomorrow.