| /****************************************************************************** | |
| * @file interpolation_functions_f16.h | |
| * @brief Public header file for CMSIS DSP Library | |
| * @version V1.10.0 | |
| * @date 08 July 2021 | |
| * Target Processor: Cortex-M and Cortex-A cores | |
| ******************************************************************************/ | |
| /* | |
| * 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. | |
| */ | |
| extern "C" | |
| { | |
| typedef struct | |
| { | |
| uint32_t nValues; /**< nValues */ | |
| float16_t x1; /**< x1 */ | |
| float16_t xSpacing; /**< xSpacing */ | |
| float16_t *pYData; /**< pointer to the table of Y values */ | |
| } arm_linear_interp_instance_f16; | |
| /** | |
| * @brief Instance structure for the floating-point bilinear interpolation function. | |
| */ | |
| typedef struct | |
| { | |
| uint16_t numRows;/**< number of rows in the data table. */ | |
| uint16_t numCols;/**< number of columns in the data table. */ | |
| float16_t *pData; /**< points to the data table. */ | |
| } arm_bilinear_interp_instance_f16; | |
| /** | |
| * @addtogroup LinearInterpolate | |
| * @{ | |
| */ | |
| /** | |
| * @brief Process function for the floating-point Linear Interpolation Function. | |
| * @param[in,out] S is an instance of the floating-point Linear Interpolation structure | |
| * @param[in] x input sample to process | |
| * @return y processed output sample. | |
| * | |
| */ | |
| float16_t arm_linear_interp_f16( | |
| arm_linear_interp_instance_f16 * S, | |
| float16_t x); | |
| /** | |
| * @} end of LinearInterpolate group | |
| */ | |
| /** | |
| * @addtogroup BilinearInterpolate | |
| * @{ | |
| */ | |
| /** | |
| * @brief Floating-point bilinear interpolation. | |
| * @param[in,out] S points to an instance of the interpolation structure. | |
| * @param[in] X interpolation coordinate. | |
| * @param[in] Y interpolation coordinate. | |
| * @return out interpolated value. | |
| */ | |
| float16_t arm_bilinear_interp_f16( | |
| const arm_bilinear_interp_instance_f16 * S, | |
| float16_t X, | |
| float16_t Y); | |
| /** | |
| * @} end of BilinearInterpolate group | |
| */ | |
| } | |