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| author | Reynaldo H. Verdejo Pinochet <reynaldo@opendot.cl> | 2009-03-09 21:55:24 +0000 |
|---|---|---|
| committer | Reynaldo H. Verdejo Pinochet <reynaldo@opendot.cl> | 2009-03-09 21:55:24 +0000 |
| commit | 95e83257715818d113724eb92035f4e685d1ec11 (patch) | |
| tree | c0bf7092251919b30fc7610f3c513078f077240d /libavcodec/acelp_vectors.c | |
| parent | 88c4339bda6f2ad0e6e431b5c45e32d44d44a344 (diff) | |
| download | ffmpeg-95e83257715818d113724eb92035f4e685d1ec11.tar.gz | |
Functional part Kenan Gillet's 'extract and share weighted_vector_sumf'
patchset. Idea is to share this common code between the AMR and QCELP
decoders.
Originally committed as revision 17916 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/acelp_vectors.c')
| -rw-r--r-- | libavcodec/acelp_vectors.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libavcodec/acelp_vectors.c b/libavcodec/acelp_vectors.c index cae6318fa0..5443006718 100644 --- a/libavcodec/acelp_vectors.c +++ b/libavcodec/acelp_vectors.c @@ -145,3 +145,13 @@ void ff_acelp_weighted_vector_sum( in_b[i] * weight_coeff_b + rounder) >> shift); } + +void ff_weighted_vector_sumf(float *out, const float *in_a, const float *in_b, + float weight_coeff_a, float weight_coeff_b, int length) +{ + int i; + + for(i=0; i<length; i++) + out[i] = weight_coeff_a * in_a[i] + + weight_coeff_b * in_b[i]; +} |