https://bugs.kde.org/show_bug.cgi?id=476186
--- Comment #11 from Adam Fontenot ---
My discussion above was about VP9, I've been investigating quality issues with
H.264 today. Rather, the lack thereof, because the results are pretty okay for
me.
`m_avCodecContext->global_quality` is equivalent
https://bugs.kde.org/show_bug.cgi?id=476186
Ellie changed:
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CC||e...@horse64.org
--- Comment #10 from Ellie ---
https://bugs.kde.org/show_bug.cgi?id=476186
--- Comment #9 from Adam Fontenot ---
Created attachment 165948
--> https://bugs.kde.org/attachment.cgi?id=165948=edit
illustration of crf 20 vs 31 in a fullscreen recording
As a quick illustration, I've taken two fullscreen (60 fps 1080p)
https://bugs.kde.org/show_bug.cgi?id=476186
--- Comment #8 from Adam Fontenot ---
(In reply to Noah Davis from comment #7)
> From all the reading of encoder documentation I've done in the past, 31 is
> not low, it's average and actually looks decent when doing fullscreen
> recording. In my own
https://bugs.kde.org/show_bug.cgi?id=476186
--- Comment #7 from Noah Davis ---
(In reply to Adam Fontenot from comment #6)
> Created attachment 165924 [details]
> screencast illustrating poor recording quality
>
> I see this on the latest beta (kpipewire 5.92.3, spectacle 24.01.95) with
> VP9
https://bugs.kde.org/show_bug.cgi?id=476186
Adam Fontenot changed:
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CC||adam.m.fontenot+kde@gmail.c
https://bugs.kde.org/show_bug.cgi?id=476186
--- Comment #5 from Nate Graham ---
I can't reproduce this with today's git master, FWIW. The resource usage while
recording goes bananas, but the final video has reasonable quality and a very
small file size.
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--- Comment #4 from Noah Davis ---
Do you have this issue with the beta version of Spectacle? If you do, can you
post a short video demonstrating the bad quality? Also, do you you get better
or worse quality with larger resolution videos or different
https://bugs.kde.org/show_bug.cgi?id=476186
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--- Comment #3 from Hector Martin ---
I am in fact (150%), but the bad quality looks like compression artifacts, so
it shouldn't be related to scaling/resolution, but rather a codec issue. It
also happens when recording the full screen.
@Noah yes,
https://bugs.kde.org/show_bug.cgi?id=476186
Natalie Clarius changed:
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CC||natalie_clar...@yahoo.de
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https://bugs.kde.org/show_bug.cgi?id=476186
--- Comment #2 from Noah Davis ---
Are you using a screen with a scale factor other than 100%? I'm wondering if
that could be a source of the bug. I noticed that rectangle recording has
abysmally bad quality when recording my 200% scale screen (my
https://bugs.kde.org/show_bug.cgi?id=476186
Noah Davis changed:
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CC||noaha...@gmail.com
--- Comment #1 from Noah Davis
https://bugs.kde.org/show_bug.cgi?id=476186
Nate Graham changed:
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Severity|normal |major
Status|REPORTED
https://bugs.kde.org/show_bug.cgi?id=476186
Neal Gompa changed:
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CC||ngomp...@gmail.com
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