doc/filters: move volumedetect documentation below volume

[ffmpeg] / libavutil / float_dsp.h

diff --git a/libavutil/float_dsp.h b/libavutil/float_dsp.h
index 48a78476c9efb084a728345c1b5c3d7dffa8c7f8..a3dc94726864d36ce9436efca5c90fb08ced680a 100644 (file)
--- a/libavutil/float_dsp.h
+++ b/libavutil/float_dsp.h
@@ -51,6 +51,36 @@ typedef struct AVFloatDSPContext {
      */
     void (*vector_fmac_scalar)(float *dst, const float *src, float mul,
                                int len);
+
+    /**
+     * Multiply a vector of floats by a scalar float.  Source and
+     * destination vectors must overlap exactly or not at all.
+     *
+     * @param dst result vector
+     *            constraints: 16-byte aligned
+     * @param src input vector
+     *            constraints: 16-byte aligned
+     * @param mul scalar value
+     * @param len length of vector
+     *            constraints: multiple of 4
+     */
+    void (*vector_fmul_scalar)(float *dst, const float *src, float mul,
+                               int len);
+
+    /**
+     * Multiply a vector of double by a scalar double.  Source and
+     * destination vectors must overlap exactly or not at all.
+     *
+     * @param dst result vector
+     *            constraints: 32-byte aligned
+     * @param src input vector
+     *            constraints: 32-byte aligned
+     * @param mul scalar value
+     * @param len length of vector
+     *            constraints: multiple of 8
+     */
+    void (*vector_dmul_scalar)(double *dst, const double *src, double mul,
+                               int len);
 } AVFloatDSPContext;
 
 /**