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-   -   Improving video quality? (https://www.digitalfaq.com/forum/video-restore/14832-improving-video-quality.html)

yukukuhi 12-13-2024 11:01 AM

Improving video quality?
 
2 Attachment(s)
hi, i have avisynth 2.6, VirtualDub-1.9.11-AMD64, avspmod 2.7.8.8

these are the plugins i have
look at attachment

i want to improve the quality of this video which I have attached
like brightness, sharpness, saturation, contrast, sharpness and also remove noises.

please can anyone help me with the scripts

themaster1 12-13-2024 11:47 AM

Restoring low-quality Youtube/similar videos

Selur 12-17-2024 03:25 AM

1 Attachment(s)
Just showing an alternative approach.
(far from perfect)
Not using Avisynth, but Vapoursynth and doing:
1. Deinterlacing using QTGMC
2. cleaning using BasicVSR++ (requires fast NVIDIA GPU).
3. some luma sharpening using GLSL
4. some line darkening using GLSL
script: https://pastebin.com/uuuPYh1H
(The ending with the dancing still has tons of artifacts, since I didn't want to drop half of the frames and replace them with interpolations.)
Stuff like Topaz might also be able to help too.


Cu Selur

yukukuhi 01-21-2025 10:21 AM

4 Attachment(s)
i want to improve the video quality of the japanese version videos
like the english version which i found.

Selur 01-22-2025 11:36 AM

2 Attachment(s)
The avi is messed up, someone encoded telecined content without applying ivtc into a format that does not support interlacing (MPEG-4 ASP). Which causes tons of ghosting, etc. .
Also, it shows tons of compression artifacts due to bit rate starving.

Throwing TFM(), MCTemporalDenoise(settings="very high"), BasicVSR++, some luma sharpening and line darkening at it, produces a somewhat decent output. (but in case there were fine details somewhere, they are probably gone; script)

Didn't look at the mkv file.
Side note: Adding a white space before the last dot in a file name is just evil.

Cu Selur


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