glitterball3
@glitterball3
Eminent Member
Joined: Dec 5, 2020
Last seen: May 18, 2022
Topics: 0 / Replies: 27
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RE: YUV to RGB conversion issues

@phylsmith2004 I have added a note to the BugTracker - Davinci Resolve has a quite logical way of handling this, perhaps something similar could be im...

3 years ago
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Answer to: YUV to RGB conversion issues

@igorbeg Thanks again for your input. I can confirm that formats using bgra seem to match the compositor when using JPEG as the colour model, I ca...

3 years ago
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Answer to: YUV to RGB conversion issues

@igorbeg For me, a webm video using your settings looks very similar to the compositor, however the mp4 video does not. The mp4 video suffers from t...

3 years ago
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Answer to: YUV to RGB conversion issues

Here's the output of ffprobe for the original video: [mov,mp4,m4a,3gp,3g2,mj2 @ 0x55673f3d3ac0] st: 0 edit list: 1 Missing key frame while searching...

3 years ago
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RE: YUV to RGB conversion issues

@igorbeg The result of that conversion looks exactly the same in VLC player (the same as in the compositor). Output of ffprobe: RGBA-8bit+rgb24.qt...

3 years ago
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Answer to: YUV to RGB conversion issues

@igorbeg "Could you do a little test with the settings below to see if the rendering viewed in VLC match with the Compositor, please? Because i...

3 years ago
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RE: YUV to RGB conversion issues

@dejay Your settings do make sense for 10-bit, though I'm still recording in 8-bit, and that extra range does make a difference in 8-bit.

3 years ago
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Answer to: YUV to RGB conversion issues

@phylsmith2004 & @andreapaz Thanks for all of the suggestions, however after trying even more things out, it seems that the main problem that I...

3 years ago
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Answer to: YUV to RGB conversion issues

I think that I'm getting closer to understanding the issue - if anyone knows better, then please correct me. 1. My videos are recorded using the 0-2...

3 years ago
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Answer to: YUV to RGB conversion issues

The easiest way to see the clipping that I am talking about, is to load a video file with some over-exposed highlights, and add a blue banana effect. ...

3 years ago
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RE: YUV to RGB conversion issues

@sparkill Your observations are mostly the same as mine - having looked at it again, I would say that in YUV mode, the compositor looks more saturated...

3 years ago
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Replies: 26
Views: 3479
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Answer to: How to Optimize Playback?

@phylsmith2004 I do not understand what "fix" could be needed and am concerned about AppImage not working with vaapi on other distros/computers. S...

3 years ago
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Answer to: How to Optimize Playback?

@andreapaz Thanks very much for your document and those links - it sent me down a bit of a rabbit hole with some surprising results: I have always s...

3 years ago
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Answer to: How to Optimize Playback?

Additionally, it's strange, but whether vdpau is on or off doesn't seem to make any significant difference to the playback speed, even for H.264 media...

3 years ago
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