Bug 440019 - Single track transitions result in audio tracks not being properly silenced
Summary: Single track transitions result in audio tracks not being properly silenced
Status: RESOLVED FIXED
Alias: None
Product: kdenlive
Classification: Applications
Component: Video Effects & Transitions (other bugs)
Version First Reported In: 21.04.3
Platform: Arch Linux Linux
: NOR normal
Target Milestone: ---
Assignee: Vincent PINON
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2021-07-19 00:55 UTC by vi.kurtz
Modified: 2021-08-02 16:16 UTC (History)
2 users (show)

See Also:
Latest Commit: https://invent.kde.org/multimedia/kdenlive/-/commit/f1ebdba6a3b84b20ba8d2545c5148140c17feb74
Version Fixed/Implemented In: 21.08
Sentry Crash Report:
fritzibaby: Brainstorm+

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Description vi.kurtz 2021-07-19 00:55:45 UTC 
SUMMARY
Single track transitions result in audio tracks not being properly silenced.

STEPS TO REPRODUCE
1. Use the single-track transition feature to transition from one AV clip to another.
2. Mute the audio track that contains the single-track transition
3. Render a WAV file of just the audio.

OBSERVED RESULT
Rendered audio track alternates between muted and unmuted.

EXPECTED RESULT
Rendered audio track is completely muted.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Linux 5.12.15
(available in About System)
KDE Plasma Version: 5.22.3
KDE Frameworks Version: 5.84.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION
N/A
Comment 1 emohr 2021-08-01 12:11:46 UTC 
Thank you for reporting. I can confirm. 

I added 2 A/V clips to the imeline with same-track transiton. Mute the audio. Rendering to wav or MP4. The audio of the second clip after the transition is playing.
Comment 2 Jean-Baptiste Mardelle 2021-08-02 06:45:01 UTC 
Git commit f1ebdba6a3b84b20ba8d2545c5148140c17feb74 by Jean-Baptiste Mardelle.
Committed on 02/08/2021 at 06:44.
Pushed by mardelle into branch 'release/21.08'.

Fix muting audio track broken with mixes

M  +2    -4    src/timeline2/model/trackmodel.cpp

https://invent.kde.org/multimedia/kdenlive/commit/f1ebdba6a3b84b20ba8d2545c5148140c17feb74
Comment 3 Julius Künzel 2021-08-02 08:53:52 UTC 
This should be fixed now. Please test with the nightly version and close this report if it is fixed. Thanks again for your report!
Comment 4 emohr 2021-08-02 16:16:50 UTC 
I tested with the latest update and it works as expected. I close this bug. If it still appears, please feel free to re-open it.