mf                115 libavfilter/vf_colormatrix.c     double det = ma * (me * mi - mf * mh) - mb * (md * mi - mf * mg) + mc * (md * mh - me * mg);
mf                117 libavfilter/vf_colormatrix.c     ima = det * (me * mi - mf * mh);
mf                119 libavfilter/vf_colormatrix.c     imc = det * (mb * mf - mc * me);
mf                120 libavfilter/vf_colormatrix.c     imd = det * (mf * mg - md * mi);
mf                122 libavfilter/vf_colormatrix.c     imf = det * (mc * md - ma * mf);