// Copyright 2024 Espressif Systems (Shanghai) PTE LTD // // 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. #ifndef _dspi_conv_H_ #define _dspi_conv_H_ #include "dsp_err.h" #include "dsps_conv_platform.h" #include "dsp_types.h" #ifdef __cplusplus extern "C" { #endif /**@{*/ /** * @brief 2D Convolution * * The function convolve Signal image with Kernel (filter) image. * The implementation use ANSI C and could be compiled and run on any platform * * @param[in] in_image: input image * @param[in] filter: input array with convolution kernel * @param[out] out_image: output image. The stride and step parameters must be set. * * @return * - ESP_OK on success * - One of the error codes from DSP library */ esp_err_t dspi_conv_f32_ansi(const image2d_t *in_image, const image2d_t *filter, image2d_t *out_image); /**@}*/ #ifdef __cplusplus } #endif #ifdef CONFIG_DSP_OPTIMIZED #define dspi_conv_f32 dspi_conv_f32_ansi #else #define dspi_conv_f32 dspi_conv_f32_ansi #endif // CONFIG_DSP_OPTIMIZED #endif // _dspi_conv_H_