Bug 431279

Summary:	No audio after rendering with Gain effect
Product:	[Applications] kdenlive	Reporter:	Roxane <roxane.petrot>
Component:	Video Effects & Transitions	Assignee:	Vincent PINON <vpinon>
Status:	RESOLVED WORKSFORME
Severity:	normal	CC:	fritzibaby, snd.noise
Priority:	NOR	Flags:	fritzibaby: timeline_corruption+
Version First Reported In:	20.12.0
Target Milestone:	---
Platform:	Other
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:

Description Roxane 2021-01-07 19:59:26 UTC

SUMMARY
When the Gain effect is added to a track, it works before rendering but there's no audio after rendering to mp4

STEPS TO REPRODUCE
1. add Gain effect to audio track
2. Rendering (in mp4? didn't try other formats)
3. listen to nothing

OBSERVED RESULT
no audio

EXPECTED RESULT
audio

SOFTWARE/OS VERSIONS
Windows: 
macOS: 
Linux/KDE Plasma: debian
(available in About System)
KDE Plasma Version: 
KDE Frameworks Version: 
Qt Version: 

ADDITIONAL INFORMATION
appimage

Comment 1 emohr 2021-01-16 12:48:47 UTC

In the rendering window under "more options" please disable "Parallel processing" and try again. If it still appears try with the AppImage.

Comment 2 farid 2021-03-23 13:03:26 UTC

Tested with "Parallel processing" on and off and it works. Not able to reproduce. Could you please try with the latest appimage?

Comment 3 Roxane 2021-03-23 21:34:58 UTC

(In reply to farid from comment #2)
> Tested with "Parallel processing" on and off and it works. Not able to
> reproduce. Could you please try with the latest appimage?

I tried it again and couldn't reproduce either.

Comment 4 farid 2021-03-24 02:13:29 UTC

Will close then, if you encounter it again please reopen. Merci :)