https://bugs.kde.org/show_bug.cgi?id=452833
Bug ID: 452833
Summary: [libvpx @0000000002bcb340] Transparency encoding with
auto_alt_ref does not work Rotoscope render
Product: kdenlive
Version: 21.12.3
Platform: Other
OS: Microsoft Windows
Status: REPORTED
Severity: crash
Priority: NOR
Component: Effects & Transitions
Assignee: vpi...@kde.org
Reporter: ridiculouslybensoc...@gmail.com
Target Milestone: ---
Created attachment 148288
--> https://bugs.kde.org/attachment.cgi?id=148288&action=edit
from start to finish
SUMMARY
1. When first loading the project the bottom says "Check missing clips" No
clips are missing. it does this for a long time
2. Once loaded, project seems fine with effects and all
3. Render results in crash and error message [libvpx @0000000002bcb340]
Transparency encoding with auto_alt_ref does not work
***
NOTE: If you are reporting a crash, please try to attach a backtrace with debug
symbols.
See
https://community.kde.org/Guidelines_and_HOWTOs/Debugging/How_to_create_useful_crash_reports
***
STEPS TO REPRODUCE
1. rotoscope project
2. render as VP8, VP9, or any other alpha
3. hangs up on "wait" for a long time, fails, crashes
OBSERVED RESULT
crashes
EXPECTED RESULT
Render rotoscoped project with alpha background
SOFTWARE/OS VERSIONS
Windows: Windows 10 Home 21H1 19043.1645
KDE Plasma Version: I don't know
KDE Frameworks Version: I don't know
Qt Version: I don't know
KDE version I have showing is 21.12.3
ADDITIONAL INFORMATION
1. I've tried changing profiles.xml in "Data" per a tutorial. Won't work.
2. Prior to this, on an older version my rotoscope would crash just like BUG ID
434696
3. Update resolved crashes during rotoscope but not for render.
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