DFT_C2R           140 libavcodec/binkaudio.c         ff_rdft_init(&s->trans.rdft, frame_len_bits, DFT_C2R);
DFT_C2R            94 libavcodec/rdft.c     s->inverse         = trans == IDFT_C2R || trans == DFT_C2R;
DFT_C2R            95 libavcodec/rdft.c     s->sign_convention = trans == IDFT_R2C || trans == DFT_C2R ? 1 : -1;
DFT_C2R            96 libavcodec/rdft.c     s->negative_sin    = trans == DFT_C2R || trans == DFT_R2C;