add output mix max error
add output mix max error

zhitko/inton-trainer,zhitko/sptk-analyzer,zhitko/sptk-analyzer,zhitko/inton-trainer,zhitko/inton-trainer,zhitko/sptk-analyzer,zhitko/sptk-analyzer,zhitko/inton-trainer,zhitko/sptk-analyzer,zhitko/inton-trainer