SEPARATE           34 libavfilter/avf_ahistogram.c enum DisplayMode    { SINGLE, SEPARATE, NB_DMODES };
SEPARATE           40 libavfilter/avf_showfreqs.c enum ChannelMode    { COMBINED, SEPARATE, NB_CMODES };
SEPARATE           46 libavfilter/avf_showspectrum.c enum DisplayMode  { COMBINED, SEPARATE, NB_MODES };