diff options
Diffstat (limited to 'libavcodec/celp_filters.c')
| -rw-r--r-- | libavcodec/celp_filters.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libavcodec/celp_filters.c b/libavcodec/celp_filters.c index cd475533a5..d54e2fa709 100644 --- a/libavcodec/celp_filters.c +++ b/libavcodec/celp_filters.c @@ -47,6 +47,16 @@ void ff_celp_convolve_circ(int16_t* fc_out, } } +void ff_celp_circ_addf(float *out, const float *in, + const float *lagged, int lag, float fac, int n) +{ + int k; + for (k = 0; k < lag; k++) + out[k] = in[k] + fac * lagged[n + k - lag]; + for (; k < n; k++) + out[k] = in[k] + fac * lagged[ k - lag]; +} + int ff_celp_lp_synthesis_filter(int16_t *out, const int16_t* filter_coeffs, const int16_t* in, |