XMedia Recode

H.265 - Codec / Quantizers

Max Ausize Factor

It controls the maximum AU size defined in specification.
It represents the percentage of maximum AU size used.
Default is 1.
Range is 0.5 to 1.


Hide sign bit of one coeff per TU (rdo)

The last sign is implied.
This requires analyzing all the coefficients to determine if a sign must be toggled, and then to determine which one can be toggled with the least amount of distortion.
Default enabled