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Search: Posts Made By: sneaker_ger
Forum: Newbies 21st April 2012, 18:04
Replies: 43
Views: 68,195
Posted By sneaker_ger
Yes, you are correct. I tested it with your...

Yes, you are correct. I tested it with your sample and it looks horrible, indeed.
Forum: Newbies 21st April 2012, 17:52
Replies: 43
Views: 68,195
Posted By sneaker_ger
I don't know where that error comes from. If you...

I don't know where that error comes from. If you upscale using PointResize by factor 2 and downscale by factor 2 again, you get the same result. Either chromaresample="point" does not do what I think...
Forum: Newbies 21st April 2012, 17:23
Replies: 43
Views: 68,195
Posted By sneaker_ger
Untested: ConvertToYV12(chromaresample="point")...

Untested:
ConvertToYV12(chromaresample="point")
ConvertToRGB32(chromaresample="point")
Forum: Newbies 21st April 2012, 17:16
Replies: 43
Views: 68,195
Posted By sneaker_ger
He didn't mention AviSynth or any specific...

He didn't mention AviSynth or any specific algorithm.
Forum: Newbies 21st April 2012, 16:59
Replies: 43
Views: 68,195
Posted By sneaker_ger
There may be rounding errors in the color...

There may be rounding errors in the color conversions, but the chroma up- and downscaling can be lossless depending on the algorithm. If I use pointresize(), it's lossless. So it does not have to...
Forum: Newbies 21st April 2012, 16:12
Replies: 43
Views: 68,195
Posted By sneaker_ger
He's doing YV12-> RGB32 -> YV12, not RGB32 ->...

He's doing YV12-> RGB32 -> YV12, not RGB32 -> YV12 -> RGB32.
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