Bug 456507

Summary:	Problem with "transform" effect in conjunction with "screen" composition
Product:	[Applications] kdenlive	Reporter:	aa <aabbaabb13131>
Component:	Video Effects & Transitions	Assignee:	Jean-Baptiste Mardelle <jb>
Status:	REPORTED ---
Severity:	normal	CC:	aabbaabb13131, fritzibaby, julius.kuenzel
Priority:	NOR
Version First Reported In:	22.04.2
Target Milestone:	---
Platform:	Microsoft Windows
OS:	Microsoft Windows
Latest Commit:		Version Fixed In:
Sentry Crash Report:
Attachments:	This images show the black background if we reduce the size of one of clips, if we use the "Screen" composition in the same timeline.

Description aa 2022-07-09 11:25:53 UTC

Created attachment 150499 [details]
This images show the black background if we reduce the size of one of clips, if we use the "Screen" composition in the same timeline.

SUMMARY
***
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***


STEPS TO REPRODUCE
1. 
2. 
3. 

OBSERVED RESULT
Transform effect and Screen composition don't work well with each other, because if we reduce one of the clips by the "Transform" effect and use the "Screen" composition, part of the second clip will be black in the same timeline.
There are an attachemnt show that.

EXPECTED RESULT


SOFTWARE/OS VERSIONS
Windows: 10 21H1 64bit
macOS: 
Linux/KDE Plasma: 
(available in About System)
KDE Plasma Version: 
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION