option('a52dec',type:'feature',value:'auto',description:'Dolby Digital (AC-3) audio decoder plugin based on liba52 (GPL - only built if gpl option is also enabled!)')
option('cdio',type:'feature',value:'auto',description:'CD audio source plugin based on libcdio (GPL - only built if gpl option is also enabled!)')
option('dvdread',type:'feature',value:'auto',description:'DVD video source plugin based on libdvdread (GPL - only built if gpl option is also enabled!)')
option('mpeg2dec',type:'feature',value:'auto',description:'MPEG 2 video decoder plugin based on libmpeg2 (GPL - only built if gpl option is also enabled!)')
option('sidplay',type:'feature',value:'auto',description:'Commodore 64 audio decoder plugin based on libsidplay (GPL - only built if gpl option is also enabled!)')
option('x264',type:'feature',value:'auto',description:'H.264 video encoder plugin based on libx264 (GPL - only built if gpl option is also enabled!)')
# License-related feature options
option('gpl',type:'feature',value:'auto',yield:true,# FIXME: disable by default
description:'Allow build plugins that have GPL-licensed dependencies')