DFT_C2R 136 libavcodec/binkaudio.c ff_rdft_init(&s->trans.rdft, frame_len_bits, DFT_C2R); DFT_C2R 104 libavcodec/rdft.c s->inverse = trans == IDFT_C2R || trans == DFT_C2R; DFT_C2R 105 libavcodec/rdft.c s->sign_convention = trans == IDFT_R2C || trans == DFT_C2R ? 1 : -1; DFT_C2R 115 libavcodec/rdft.c s->tsin = ff_sin_tabs[nbits]+(trans == DFT_R2C || trans == DFT_C2R)*(n>>2); DFT_C2R 119 libavcodec/rdft.c const double theta = (trans == DFT_R2C || trans == DFT_C2R ? -1 : 1) * 2 * M_PI / n;