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| author | Michael Niedermayer <michaelni@gmx.at> | 2008-08-21 23:22:11 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2008-08-21 23:22:11 +0000 |
| commit | cd523888f304d297bb7dec5d358d0ee92576cc44 (patch) | |
| tree | c25080840a22b7591e68705b5e0283db2479cc8c | |
| parent | 5038ecb1f17099ad9dc1d1e79516d9f6550e1ebd (diff) | |
| download | ffmpeg-cd523888f304d297bb7dec5d358d0ee92576cc44.tar.gz | |
Remove ff_acelp_weighted_filter() which is just a function wrapping a 1
line loop.
Originally committed as revision 14895 to svn://svn.ffmpeg.org/ffmpeg/trunk
| -rw-r--r-- | libavcodec/acelp_filters.c | 11 | ||||
| -rw-r--r-- | libavcodec/acelp_filters.h | 15 |
2 files changed, 0 insertions, 26 deletions
diff --git a/libavcodec/acelp_filters.c b/libavcodec/acelp_filters.c index a75d2291cd..78937050c3 100644 --- a/libavcodec/acelp_filters.c +++ b/libavcodec/acelp_filters.c @@ -141,17 +141,6 @@ int ff_acelp_lp_synthesis_filter( return 0; } -void ff_acelp_weighted_filter( - int16_t *out, - const int16_t* in, - const int16_t *weight_pow, - int filter_length) -{ - int n; - for(n=0; n<filter_length; n++) - out[n] = (in[n] * weight_pow[n] + 0x4000) >> 15; /* (3.12) = (0.15) * (3.12) with rounding */ -} - void ff_acelp_high_pass_filter( int16_t* out, int hpf_f[2], diff --git a/libavcodec/acelp_filters.h b/libavcodec/acelp_filters.h index 324be3b63d..9c46afa358 100644 --- a/libavcodec/acelp_filters.h +++ b/libavcodec/acelp_filters.h @@ -104,21 +104,6 @@ int ff_acelp_lp_synthesis_filter( int stop_on_overflow, int rounder); -/** - * Calculates coefficients of weighted A(z/weight) filter. - * @param out [out] weighted A(z/weight) result - * filter (-0x8000 <= (3.12) < 0x8000) - * @param in source filter (-0x8000 <= (3.12) < 0x8000) - * @param weight_pow array containing weight^i (-0x8000 <= (0.15) < 0x8000) - * @param filter_length filter length (11 for 10th order LP filter) - * - * out[i]=weight_pow[i]*in[i] , i=0..9 - */ -void ff_acelp_weighted_filter( - int16_t *out, - const int16_t* in, - const int16_t *weight_pow, - int filter_length); /** * high-pass filtering and upscaling (4.2.5 of G.729). |