https://bugs.kde.org/show_bug.cgi?id=421631
Bug ID: 421631
Summary: Jerk of flicker in video when use video stab and
change speed
Product: kdenlive
Version: 20.04.1
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: Video Display & Export
Assignee: j...@kdenlive.org
Reporter: kurt.stau...@gmail.com
Target Milestone: ---
STEPS TO REPRODUCE
1. Apply Clip Jobs > Stabilize (vidstab)
2. Drag the video to the timeline
3. Cut Video to several parts with scissor
4. Change speed on each part to a different speed. Change of speed is between
20 to 50 percent. Speed may increase or decrease.
5. Put the video together so there is no pause
OBSERVED RESULT
In preview and in rendered video you will see around the cut (change of speed)
a jerk or flicker. If you omit step 1 (vidstab) there is no jerk. The video is
smooth.
EXPECTED RESULT
No jerk in any case.
SOFTWARE/OS VERSIONS
Linux Ubuntu 19.10
kdenlive-20.04.1b-x86_64.appimage
same with previous version 20.04.0b
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