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/******************************************************************************
*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*****************************************************************************
* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
*/
/*!
******************************************************************************
* \file common_rom.h
*
* \brief
* This file contain square root table declarations
*
* \date
*
* \author
* ittiam
*
******************************************************************************
*/
#ifndef SQRT_TAB_H
#define SQRT_TAB_H
/*****************************************************************************/
/* Constant Macros */
/*****************************************************************************/
#define INV_SQRT_2_Q31 1518500250 /* 1/sqrt(2) in Q31 */
#define INV_SQRT_2_Q15 23170
#define Q_SQRT_TAB 15
extern const WORD32 gi4_sqrt_tab[513]; /*sqrt_tab in Q15*/
#endif
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