On 07/17/2012 06:19 PM, Kostya Shishkov wrote:
> It turns out that the reference decoder subtracts 128 from DC during block
> decode but adds it back during reordering block with zigzag pattern.
> Transforming block with incorrect DC caused heavy visual artifacts for
> many quantisers.
> ---
>  libavcodec/tscc2.c |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)

Ok.


-- 

Luca Barbato
Gentoo/linux
http://dev.gentoo.org/~lu_zero

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