diff options
Diffstat (limited to 'Transceiver52M/common/convolve_base.c')
| -rw-r--r-- | Transceiver52M/common/convolve_base.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/Transceiver52M/common/convolve_base.c b/Transceiver52M/common/convolve_base.c index 41dba1c..71453a1 100644 --- a/Transceiver52M/common/convolve_base.c +++ b/Transceiver52M/common/convolve_base.c @@ -26,21 +26,21 @@ #endif /* Base multiply and accumulate complex-real */ -static void mac_real(float *x, float *h, float *y) +static void mac_real(const float *x, const float *h, float *y) { y[0] += x[0] * h[0]; y[1] += x[1] * h[0]; } /* Base multiply and accumulate complex-complex */ -static void mac_cmplx(float *x, float *h, float *y) +static void mac_cmplx(const float *x, const float *h, float *y) { y[0] += x[0] * h[0] - x[1] * h[1]; y[1] += x[0] * h[1] + x[1] * h[0]; } /* Base vector complex-complex multiply and accumulate */ -static void mac_real_vec_n(float *x, float *h, float *y, +static void mac_real_vec_n(const float *x, const float *h, float *y, int len, int step, int offset) { for (int i = offset; i < len; i += step) @@ -48,7 +48,7 @@ static void mac_real_vec_n(float *x, float *h, float *y, } /* Base vector complex-complex multiply and accumulate */ -static void mac_cmplx_vec_n(float *x, float *h, float *y, +static void mac_cmplx_vec_n(const float *x, const float *h, float *y, int len, int step, int offset) { for (int i = offset; i < len; i += step) @@ -56,8 +56,8 @@ static void mac_cmplx_vec_n(float *x, float *h, float *y, } /* Base complex-real convolution */ -int _base_convolve_real(float *x, int x_len, - float *h, int h_len, +int _base_convolve_real(const float *x, int x_len, + const float *h, int h_len, float *y, int y_len, int start, int len, int step, int offset) @@ -73,8 +73,8 @@ int _base_convolve_real(float *x, int x_len, } /* Base complex-complex convolution */ -int _base_convolve_complex(float *x, int x_len, - float *h, int h_len, +int _base_convolve_complex(const float *x, int x_len, + const float *h, int h_len, float *y, int y_len, int start, int len, int step, int offset) @@ -110,8 +110,8 @@ int bounds_check(int x_len, int h_len, int y_len, } /* API: Non-aligned (no SSE) complex-real */ -int base_convolve_real(float *x, int x_len, - float *h, int h_len, +int base_convolve_real(const float *x, int x_len, + const float *h, int h_len, float *y, int y_len, int start, int len, int step, int offset) @@ -128,8 +128,8 @@ int base_convolve_real(float *x, int x_len, } /* API: Non-aligned (no SSE) complex-complex */ -int base_convolve_complex(float *x, int x_len, - float *h, int h_len, +int base_convolve_complex(const float *x, int x_len, + const float *h, int h_len, float *y, int y_len, int start, int len, int step, int offset) |