diff options
Diffstat (limited to 'libavcodec/dsputil.h')
| -rw-r--r-- | libavcodec/dsputil.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h index e1b7efc..e90c7cb 100644 --- a/libavcodec/dsputil.h +++ b/libavcodec/dsputil.h @@ -550,6 +550,17 @@ void ff_dsputil_init(DSPContext* p, AVCodecContext *avctx); int ff_check_alignment(void); /** + * Return the scalar product of two vectors. + * + * @param v1 first input vector + * @param v2 first input vector + * @param len number of elements + * + * @return sum of elementwise products + */ +float ff_scalarproduct_float_c(const float *v1, const float *v2, int len); + +/** * permute block according to permuatation. * @param last last non zero element in scantable order */ |
