Am 01.10.2013 21:06, schrieb Grigori Goronzy:
MPEG-2 and later video standards align the chroma sample position
horizontally with the leftmost luma sample position. Add a half-texel
offset to the chroma texture sampling coordinate to sample at the
this position instead of sampling in the center
MPEG-2 and later video standards align the chroma sample position
horizontally with the leftmost luma sample position. Add a half-texel
offset to the chroma texture sampling coordinate to sample at the
this position instead of sampling in the center between the luma
texels. This avoids minor color