/******************************************************************************
 * @file     statistics_functions_f16.h
 * @brief    Public header file for CMSIS DSP Library
 * @version  V1.9.0
 * @date     20. July 2020
 ******************************************************************************/
/*
 * Copyright (c) 2010-2020 Arm Limited or its affiliates. All rights reserved.
 *
 * SPDX-License-Identifier: Apache-2.0
 *
 * 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
 *
 * 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.
 */

 
#ifndef _STATISTICS_FUNCTIONS_F16_H_
#define _STATISTICS_FUNCTIONS_F16_H_

#include "arm_math_types_f16.h"
#include "arm_math_memory.h"

#include "dsp/none.h"
#include "dsp/utils.h"

#include "dsp/basic_math_functions_f16.h"
#include "dsp/fast_math_functions_f16.h"

#ifdef   __cplusplus
extern "C"
{
#endif

#if defined(ARM_FLOAT16_SUPPORTED)

 /**
   * @brief  Sum of the squares of the elements of a floating-point vector.
   * @param[in]  pSrc       is input pointer
   * @param[in]  blockSize  is the number of samples to process
   * @param[out] pResult    is output value.
   */
  void arm_power_f16(
  const float16_t * pSrc,
        uint32_t blockSize,
        float16_t * pResult);

 /**
   * @brief  Mean value of a floating-point vector.
   * @param[in]  pSrc       is input pointer
   * @param[in]  blockSize  is the number of samples to process
   * @param[out] pResult    is output value.
   */
  void arm_mean_f16(
  const float16_t * pSrc,
        uint32_t blockSize,
        float16_t * pResult);

  /**
   * @brief  Variance of the elements of a floating-point vector.
   * @param[in]  pSrc       is input pointer
   * @param[in]  blockSize  is the number of samples to process
   * @param[out] pResult    is output value.
   */
  void arm_var_f16(
  const float16_t * pSrc,
        uint32_t blockSize,
        float16_t * pResult);

 /**
   * @brief  Root Mean Square of the elements of a floating-point vector.
   * @param[in]  pSrc       is input pointer
   * @param[in]  blockSize  is the number of samples to process
   * @param[out] pResult    is output value.
   */
  void arm_rms_f16(
  const float16_t * pSrc,
        uint32_t blockSize,
        float16_t * pResult);

 /**
   * @brief  Standard deviation of the elements of a floating-point vector.
   * @param[in]  pSrc       is input pointer
   * @param[in]  blockSize  is the number of samples to process
   * @param[out] pResult    is output value.
   */
  void arm_std_f16(
  const float16_t * pSrc,
        uint32_t blockSize,
        float16_t * pResult);

 /**
   * @brief  Minimum value of a floating-point vector.
   * @param[in]  pSrc       is input pointer
   * @param[in]  blockSize  is the number of samples to process
   * @param[out] pResult    is output pointer
   * @param[out] pIndex     is the array index of the minimum value in the input buffer.
   */
  void arm_min_f16(
  const float16_t * pSrc,
        uint32_t blockSize,
        float16_t * pResult,
        uint32_t * pIndex);

/**
 * @brief Maximum value of a floating-point vector.
 * @param[in]  pSrc       points to the input buffer
 * @param[in]  blockSize  length of the input vector
 * @param[out] pResult    maximum value returned here
 * @param[out] pIndex     index of maximum value returned here
 */
  void arm_max_f16(
  const float16_t * pSrc,
        uint32_t blockSize,
        float16_t * pResult,
        uint32_t * pIndex);


#endif /*defined(ARM_FLOAT16_SUPPORTED)*/
#ifdef   __cplusplus
}
#endif

#endif /* ifndef _STATISTICS_FUNCTIONS_F16_H_ */