diff options
| author | Jean-Marc Valin <jmvalin@jmvalin.ca> | 2013-12-30 03:31:17 +0400 |
|---|---|---|
| committer | Jean-Marc Valin <jmvalin@jmvalin.ca> | 2013-12-30 03:31:17 +0400 |
| commit | 05291fd6a699cf384e578368231be928abbc5c52 (patch) | |
| tree | c2f01f844a56adbe909c6d5b97776e9159522014 /celt/celt.c | |
| parent | 30f52cbe2d036dc88a16c0e9e4ccf38a2074f808 (diff) | |
Fixed-point: slight accuracy improvement in the comb filter
Diffstat (limited to 'celt/celt.c')
| -rw-r--r-- | celt/celt.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/celt/celt.c b/celt/celt.c index 3e0ce6e6..4f9c9e05 100644 --- a/celt/celt.c +++ b/celt/celt.c @@ -131,12 +131,12 @@ void comb_filter(opus_val32 *y, opus_val32 *x, int T0, int T1, int N, OPUS_MOVE(y, x, N); return; } - g00 = MULT16_16_Q15(g0, gains[tapset0][0]); - g01 = MULT16_16_Q15(g0, gains[tapset0][1]); - g02 = MULT16_16_Q15(g0, gains[tapset0][2]); - g10 = MULT16_16_Q15(g1, gains[tapset1][0]); - g11 = MULT16_16_Q15(g1, gains[tapset1][1]); - g12 = MULT16_16_Q15(g1, gains[tapset1][2]); + g00 = MULT16_16_P15(g0, gains[tapset0][0]); + g01 = MULT16_16_P15(g0, gains[tapset0][1]); + g02 = MULT16_16_P15(g0, gains[tapset0][2]); + g10 = MULT16_16_P15(g1, gains[tapset1][0]); + g11 = MULT16_16_P15(g1, gains[tapset1][1]); + g12 = MULT16_16_P15(g1, gains[tapset1][2]); x1 = x[-T1+1]; x2 = x[-T1 ]; x3 = x[-T1-1]; |