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Timeline resolution

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senjin
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Timeline resolution

Sun May 08, 2022 3:37 am
In the newest kdenlive the time resolution of timeline seems greatly reduced. This is how part of my project looks like now (22.04.0):
Image
and this is how similar region looks like in an older version (21.04.3):
Image

(Both pictures show similar time span of about 3 seconds. The time axis in the bottom picture shows wrong values)

In older version I could see and align the clips with 1 frame steps. While I was arguing in another post (https://forum.kde.org/viewtopic.php?f=265&t=170360) that it's not perfect, it allowed for decent audio sync. In the new version the resolution is something like 1/3 of the second, and that's unusable.

The reason why I'm going back to such old version was that in the intermediate versions I experienced another issue: the clips were loading with wrong duration, and I was able to use only small portion at the beginning. I was however unable to pinpoint the issue, e.g. project created in intermediate version, and opened in older version still had an issue. Also, in the old version the units in the timeline are completely wrong: 35:17:01 definitely isn't 35 minutes (but it works). The new version displays good time, but has insufficient resolution. I don't know if these details are relevant.

Is there any setting to increase the timeline resolution to 1 frame again? Also, I wonder if the issue might be related to some external libraries, or settings retained from older versions?

Last edited by senjin on Sun May 08, 2022 4:10 pm, edited 1 time in total.
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bartoloni
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Re: Timeline resolution

Sun May 08, 2022 7:38 am
yep, i usually switch waveforms to stereo to increase quality.
https://invent.kde.org/multimedia/kdenl ... ssues/1378
wolfn
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Re: Timeline resolution

Sun May 08, 2022 9:36 am
Wow, thanks for the hint!
Had the same effect here (21.12.3 & 22.04).
Stereo looks fine/better.

BTW: I noticed there, the 'normalize audio thumbnail' switch is on by default.
This prevents me to see or overlook the loudness of my clips - all look to have a nice level...
I think, this should be switched off by default.

Edit: just found, in an fresh loaded (empty) 22.04 appimage this is off.
But I never used that before, even in the old projects.
Is there a way to 'fixate' that in some default-settings?


Manjaro-Linux, kdenlive-22-12-2.appimage, I7-9700/16GB/M2-SSD, Sata-SSD
senjin
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Re: Timeline resolution

Sun May 08, 2022 4:02 pm
bartoloni wrote:yep, i usually switch waveforms to stereo to increase quality.
https://invent.kde.org/multimedia/kdenl ... ssues/1378

Selecting stereo view smoothens the square waveform, but it doesn't add any data points, neither allows to move clips on the timeline in smaller steps.
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bartoloni
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Re: Timeline resolution

Mon May 09, 2022 8:18 am
i just made a clip with 100 single frames clips (titles and colors) and an MP3 as a audio line.. (profile 1080 25f) and i can't understand what do you mean with "3 FRAMES"

https://invent.kde.org/multimedia/kdenl ... PazLG7.mp4

you want to move the audio component using units that are not milliseconds related to frame rate?
wolfn
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Re: Timeline resolution

Mon May 09, 2022 9:05 am
Hi,
just tried it to understand the problem.
In 22.04 appimage I am able to shift a (further) audio clip by frames only. Zoom = max, 1 step = 1 frame.
The wave-form (icon) is visible as usual, in stereo view.
Afaik it is the same behavior as in Premiere.
Frames are the 'atomic' units here and I cannot see any sense in dividing this into smaller steps???

Tell me, if, and where I am wrong?

Edit: just searched the hotkey-list, but could not find any function to shift a (selected) clip frame by frame or anything else. By hotkey, not mouse!
I think, this could be helpful to avoid each time zoom-out / zoom-in...
Same game as step fwd / step rev, but shift.


Manjaro-Linux, kdenlive-22-12-2.appimage, I7-9700/16GB/M2-SSD, Sata-SSD
senjin
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Re: Timeline resolution

Sat May 14, 2022 6:52 pm
I made several projects this week and I think I fixed the issue. I had a custom profile with framerate of 29.97 (30000/1001). Somehow the profile settings changed to 2.997 (3000/1001). After changing it back, it seems the issue is fixed.

I'm not sure how to pinpoint the source of the issue. Either I created the profile wrongly, and didn't notice because it worked fine in old kdenlive version, or somehow the profile became damaged during one of the updates.
Anonymous Chipmunk
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Re: Timeline resolution

Sun Mar 05, 2023 12:38 am
Hello,

Is this issue related to only being able to move and resize a clip by just one second at a time on the timeline?

I need to move it several frames to correctly recreate a video from slightly 'overlapping' fragments but I can't seem to find anything which overrides the one-second resolution of the timeline.

My project audio is already stereo (why would that affect the snapping/quantisation to 1-second lumps of time.)

Is this a recent change? Would I be better off downgrading to an old version to get a properly functioning timeline?

I am really confused. Thank you.
berndmj
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Re: Timeline resolution

Mon Mar 06, 2023 9:18 pm
Anonymous Chipmunk wrote:Is this issue related to only being able to move and resize a clip by just one second at a time on the timeline?

The smallest increment for a clip to be moved in the timeline is one frame. The notation for the timeline is hh:mm:ss:ff where ff is the frame. So if you want to move a clip by exactly one second you can move it x number of frames where x is the number of frames per second (fps) as defined for your project. Or you could right-click the clip, select Change duration and change the start position (again keeping the timeline notation in mind).


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