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depero
2017 Mar 07
0
NHW Codec - some progress
...UV420 2x2
upsampling.I haven't studied the impact of this processing on the codec,
but I believe that better downsampling and upsampling algorithms for U and
V components will bring better quality to the codec.Here is the upsampling
I'm thinking of, the demo page is very impressive:
https://kdepepo.wordpress.com/2012/08/15/reverse-antialiasing-for-image-scaling/
.
I have also (yet) another idea for the quantization/compression scheme to
gain compression and create good lower quality settings.I will try to code
and test it this month.
To finish, I maybe get used to notice neatness/sharpness...