color_primaries=bt470bg
color_trc=gamma28
colorspace=bt470bg
-# must be last for bdcreate.C
-x264opts cabac=1:keyint=25:min-keyint=4:qpmin=3:qpmax=33:qp_step=4:merange=8:bff
+x264-params cabac=1:keyint=25:min-keyint=4:qpmin=3:qpmax=33:qp_step=4:merange=8:bff=1