Acts as Mix_SetReverseStereo(MIX_CHANNEL_POST, newReverse) which sets whether the left and right channels are flipped for all channels as posteffect
true to enable reverse stereo; false to disable
dsdl2.SDLException if failed to set the reverse stereo mode
See Implementation
Acts as Mix_SetReverseStereo(MIX_CHANNEL_POST, newReverse) which sets whether the left and right channels are flipped for all channels as posteffect