https://bugs.kde.org/show_bug.cgi?id=475843
Bug ID: 475843
Summary: CMYK Adjust effect values for Reds, Yellow, and
Magentas are inverted (negatives increase, positives
decrease intensity)
Classification: Applications
Product: kdenlive
Version: 23.08.1
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Effects & Transitions
Assignee: j...@kdenlive.org
Reporter: bern...@yahoo.com
Target Milestone: ---
SUMMARY
CMYK Adjust effect (avfilter.selectivecolor) values for Reds, Yellows and
Magentas are inverted: positive values reduce the color intensity/saturation,
negative values increase it
STEPS TO REPRODUCE
1. Create a red, a yellow and a magenta color clip
2. Apply a CMYK effect and change the values for Reds, Yellows, and Magentas,
respectively
OBSERVED RESULT
Positive values decrease saturation, negative values increase
EXPECTED RESULT
the other way around
SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Pop!_OS 22.04
KDE Frameworks Version: 5.92
Qt Version: 5.15.3
ADDITIONAL INFORMATION
MLT 7.20.0
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