INDEX_NORM        332 libavfilter/vf_colorconstancy.c         double *norm = td->data[INDEX_NORM][plane];
INDEX_NORM        391 libavfilter/vf_colorconstancy.c             get_deriv(ctx, td, 0, DIR_X, 0         , INDEX_NORM, height, nb_threads);
INDEX_NORM        394 libavfilter/vf_colorconstancy.c             get_deriv(ctx, td, 0, DIR_Y, INDEX_TEMP, INDEX_NORM, width , nb_threads);
INDEX_NORM        453 libavfilter/vf_colorconstancy.c         const double *src       = td->data[INDEX_NORM][plane];