1 /* Copyright (c) 2013 The Chromium OS Authors. All rights reserved. 2 * Use of this source code is governed by a BSD-style license that can be 3 * found in the LICENSE file. 4 */ 5 #include "drc_math.h" 6 7 float db_to_linear[201]; /* from -100dB to 100dB */ 8 drc_math_init()9void drc_math_init() 10 { 11 int i; 12 for (i = -100; i <= 100; i++) 13 db_to_linear[i + 100] = pow(10, i / 20.0); 14 } 15