Bug 505452

Summary: Transparency keyframes in Dynamic Text don't work
Product: [Applications] kdenlive Reporter: jot.s.gam
Component: Video Effects & TransitionsAssignee: Jean-Baptiste Mardelle <jb>
Status: REPORTED ---    
Severity: normal    
Priority: NOR    
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Flatpak   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:
Attachments: Screen recording of the bug

Description jot.s.gam 2025-06-10 21:59:36 UTC
Created attachment 182158 [details]
Screen recording of the bug

SUMMARY

Transparency keyframes in Dynamic Text don't work 

STEPS TO REPRODUCE
1. Add clip and dynamic text effect
2. add two keyframes to transpatrency
3. playback the result

OBSERVED RESULT

Random state of transparency (Sometimes is good one and sometimes is bad one)

EXPECTED RESULT

Working keyframes

SOFTWARE/OS VERSIONS
KDEnlive: 25.04.2
OS: Bazzite 42 (FROM Fedora Kinoite) x86_64
Host: 82JU (Legion 5 15ACH6H)
Kernel: Linux 6.13.9-103.bazzite.fc42.x86_64
Uptime: 2 hours, 43 mins
Packages: 2706 (rpm), 75 (flatpak), 4 (brew)
Shell: bash 5.2.37
Display (BOE08E8): 1920x1080 @ 120 Hz in 16" [Built-in]
DE: KDE Plasma 6.3.4
WM: KWin (Wayland)
WM Theme: Breeze
Theme: Breeze (Vapor) [Qt], Vapor [GTK2/3]
Icons: breeze-dark [Qt], breeze-dark [GTK3/4]
Font: Noto Sans (10pt) [Qt], Noto Sans (10pt) [GTK3/4]
Cursor: breeze (24px)
CPU: AMD Ryzen 5 5600H (12) @ 4.28 GHz
GPU 1: NVIDIA GeForce RTX 3060 Mobile / Max-Q [Discrete]
GPU 2: AMD Radeon Vega Series / Radeon Vega Mobile Series [Integrated]
Memory: 11.30 GiB / 13.49 GiB (84%)

ADDITIONAL INFORMATION