User Tools

Site Tools


video:neuralupscale
no way to compare when less than two revisions

Differences

This shows you the differences between two versions of the page.


video:neuralupscale [2020/11/13 22:44] (current) – created - external edit 127.0.0.1
Line 1: Line 1:
 +====== 1080p to 4K Neural Net Upscale ======
 +ideal for 4:4:4 1080p master/prores video (chroma resolution is fullsize same as 4K 4:2:0) - nnedi3_rpow2 scaler
 +===== Download =====
 +[[http://avisynth.nl|AVISynth]]\\
 +[[http://avisynth.nl/index.php/Nnedi3|nnedi3_rpow]]\\
 +[[https://ffmpeg.org/download.html|FFmpeg]]\\
 +[[https://github.com/mysteryx93/Avisynth-Deblock/releases|Deblock]]\\
 +
 +<file avs uhqresize.avs>
 +input = "input.mov"
 +aud = ffaudiosource(input)
 +ffvideosource(input)
 +ColorYUV(levels="PC->TV")
 +ConvertToYUV444
 +nnedi3_rpow2(rfactor=2,nns=4,cshift="Spline36Resize",pscrn=4,qual=2)
 +aWarpSharp2(type=1,depth=10)
 +audiodub(aud)
 +</file>
 +* upscale by factor 2 and correct shifted colors by Spline36Resize, gently sharpened.\\
 +add fwidth=3840, fheight=2160 to resize
 +===== Process 1080p saved as 1080i =====
 +Assume PsF material\\
 +AssumeFieldBased()\\
 +Deblock(quant=25, aOffset=0, bOffset=0, planes="yuv")\\
 +Weave\\
 +<file bat uhqresize.bat>
 +c:\programs\stream\ffmpeg -i "uhqresize.avs" -pix_fmt yuv420p -codec:v libx265 -c:a libopus -b:a 320k -crf 18 -preset slow output.mkv
 +</file>
  
video/neuralupscale.txt · Last modified: 2020/11/13 22:44 by Jan Forman