Bug 423950

Summary: Unable to render to mp4 in kdenlive with ffmpeg 4.3
Product: [Applications] kdenlive Reporter: Stig-Ørjan Smelror <smelror>
Component: Rendering & ExportAssignee: Jean-Baptiste Mardelle <jb>
Status: RESOLVED FIXED    
Severity: normal    
Priority: NOR    
Version First Reported In: 20.04.2   
Target Milestone: ---   
Platform: Mageia RPMs   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:
Attachments: Unable to render to mp4

Description Stig-Ørjan Smelror 2020-07-06 20:14:28 UTC
Created attachment 129948 [details]
Unable to render to mp4

SUMMARY
Unable to render mp4/aac with ffmpeg 4.3

STEPS TO REPRODUCE
1. Install Mageia Cauldron
2. Launch kdenlive
3. Create a video project
4. Try to render to mp4

OBSERVED RESULT
The mp4 option is greyed out and unavailable

EXPECTED RESULT
Being able to render to mp4

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Mageia Cauldron
(available in About System)
KDE Plasma Version: 20.04.2
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION
ffmpeg, gpac and x264 tainted are installed
Comment 1 Stig-Ørjan Smelror 2020-07-09 07:19:50 UTC
Found the culprit.

mlt needed to be rebuilt with ffmpeg 4.3.