so I was using this patch as guidancehttps://github.com/HandBrake/HandBrake/pull/4451/commits/5e86b74d405f63ed020fa09eb076a65b7337bd4eapparently channels was replaced by ch_layout.nb_channelsand channel_layoutby ch_layout.u.maskI'll try to put ifdef guards around those changes and make some patches ...