From 8aac5585fa7e50d899103efaa3aa4b2a774b16b4 Mon Sep 17 00:00:00 2001 From: Mohamed Naufal Basheer Date: Tue, 10 Jul 2012 19:58:39 +0200 Subject: Add a shift parameter to celp_lp_synthesis_filter() This is intended for reuse by the G.723.1 decoder Signed-off-by: Kostya Shishkov --- libavcodec/celp_filters.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'libavcodec/celp_filters.h') diff --git a/libavcodec/celp_filters.h b/libavcodec/celp_filters.h index cfd08fd440..c328258460 100644 --- a/libavcodec/celp_filters.h +++ b/libavcodec/celp_filters.h @@ -63,6 +63,7 @@ void ff_celp_circ_addf(float *out, const float *in, * @param filter_length filter length (10 for 10th order LP filter) * @param stop_on_overflow 1 - return immediately if overflow occurs * 0 - ignore overflows + * @param shift the result is shifted right by this value * @param rounder the amount to add for rounding (usually 0x800 or 0xfff) * * @return 1 if overflow occurred, 0 - otherwise @@ -75,7 +76,7 @@ void ff_celp_circ_addf(float *out, const float *in, int ff_celp_lp_synthesis_filter(int16_t *out, const int16_t *filter_coeffs, const int16_t *in, int buffer_length, int filter_length, int stop_on_overflow, - int rounder); + int shift, int rounder); /** * LP synthesis filter. -- cgit v1.2.3