float_dsp: add x86-optimized functions for vector_fmac_scalar()

2012-06-08 23:20:59 -04:00
parent cb5042d02c
commit 82b2df9790
3 changed files with 57 additions and 3 deletions
--- a/libavutil/float_dsp.h
+++ b/libavutil/float_dsp.h
@ -42,12 +42,12 @@ typedef struct AVFloatDSPContext {
     * overlap exactly or not at all.
     *
     * @param dst result vector
-     *            constraints: 16-byte aligned
+     *            constraints: 32-byte aligned
     * @param src input vector
-     *            constraints: 16-byte aligned
+     *            constraints: 32-byte aligned
     * @param mul scalar value
     * @param len length of vector
-     *            constraints: multiple of 4
+     *            constraints: multiple of 16
     */
    void (*vector_fmac_scalar)(float *dst, const float *src, float mul,
                               int len);