*
* @return value of (1<<15) * log2(value)
*/
-int ff_log2(uint32_t value);
+int ff_log2_q15(uint32_t value);
+
+/**
+ * Calculate the dot product of 2 int16_t vectors.
+ * @param a input data array
+ * @param b input data array
+ * @param length number of elements
+ *
+ * @return dot product = sum of elementwise products
+ */
+int64_t ff_dot_product(const int16_t *a, const int16_t *b, int length);
/**
* Shift value left or right depending on sign of offset parameter.
else return value << offset;
}
-/**
- * Return the dot product.
- * @param a input data array
- * @param b input data array
- * @param length number of elements
- *
- * @return dot product = sum of elementwise products
- */
-float ff_dot_productf(const float* a, const float* b, int length);
-
#endif /* AVCODEC_CELP_MATH_H */