diff options
Diffstat (limited to 'libavcodec/celp_filters.h')
-rw-r--r-- | libavcodec/celp_filters.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/celp_filters.h b/libavcodec/celp_filters.h index d9db95d454..6069a3fcff 100644 --- a/libavcodec/celp_filters.h +++ b/libavcodec/celp_filters.h @@ -90,7 +90,8 @@ int ff_celp_lp_synthesis_filter(int16_t *out, * @param filter_coeffs filter coefficients. * @param in input signal * @param buffer_length amount of data to process - * @param filter_length filter length (10 for 10th order LP filter) + * @param filter_length filter length (10 for 10th order LP filter). Must be + * greater than 4 and even. * * @note Output buffer must contain filter_length samples of past * speech data before pointer. |