88 lines
4.0 KiB
C
88 lines
4.0 KiB
C
/*
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* ESPRESSIF MIT License
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*
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* Copyright (c) 2018 <ESPRESSIF SYSTEMS (SHANGHAI) PTE LTD>
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*
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* Permission is hereby granted for use on ESPRESSIF SYSTEMS products only, in which case,
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* it is free of charge, to any person obtaining a copy of this software and associated
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* documentation files (the "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the Software is furnished
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* to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#pragma once
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include "dl_lib_matrix3d.h"
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#include "dl_lib_matrix3dq.h"
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#include "freertos/FreeRTOS.h"
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typedef enum
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{
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Anchor_Point, /*<! Anchor point detection model*/
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Anchor_Box /*<! Anchor box detection model */
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} detection_model_type_t;
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typedef struct
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{
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int **anchors_shape; /*<! Anchor shape of this stage */
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int stride; /*<! Zoom in stride of this stage */
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int boundary; /*<! Detection image low-limit of this stage */
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int project_offset; /*<! Project offset of this stage */
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} detection_stage_config_t;
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typedef struct
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{
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dl_matrix3dq_t *score; /*<! score feature map of this stage*/
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dl_matrix3dq_t *box_offset; /*<! box_offset feature map of this stage*/
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dl_matrix3dq_t *landmark_offset; /*<! landmark_offset feature map of this stage */
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} detection_stage_result_t;
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typedef struct
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{
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int resized_height; /*<! The height after resized */
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int resized_width; /*<! The width after resized */
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fptp_t y_resize_scale; /*<! resized_height / input_height */
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fptp_t x_resize_scale; /*<! resized_width / input_width */
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qtp_t score_threshold; /*<! Score threshold of detection model */
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fptp_t nms_threshold; /*<! NMS threshold of detection model */
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bool with_landmark; /*<! Whether detection with landmark, true: with, false: without */
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bool free_image; /*<! Whether free the resized image */
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int enabled_top_k; /*<! The number of enabled stages */
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} detection_model_config_t;
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typedef struct
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{
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detection_stage_config_t *stage_config; /*<! Configuration of each stage */
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int stage_number; /*<! The number of stages */
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detection_model_type_t model_type; /*<! The type of detection model */
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detection_model_config_t model_config; /*<! Configuration of detection model */
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detection_stage_result_t *(*op)(dl_matrix3dq_t *, detection_model_config_t *); /*<! The function of detection inference */
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void *(*get_boxes)(detection_stage_result_t *, detection_model_config_t *, detection_stage_config_t *, int); /*<! The function of how to get real boxes */
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} detection_model_t;
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/**
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* @brief free 'detection_stage_result_t' type value
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*
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* @param value A 'detection_stage_result_t' type value
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*/
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void free_detection_stage_result(detection_stage_result_t value);
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#ifdef __cplusplus
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}
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#endif
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