mmdeploy/csrc/apis/c/detector.h

62 lines
2.5 KiB
C

// Copyright (c) OpenMMLab. All rights reserved.
#ifndef MMDEPLOY_DETECTOR_H
#define MMDEPLOY_DETECTOR_H
#include "common.h"
typedef struct mm_detect_t {
int label_id;
float score;
mm_rect_t bbox;
} mm_detect_t;
MM_SDK_API int mmdeploy_detector_create(mm_model_t model, const char* device_name, int device_id,
mm_handle_t* handle);
/**
* @brief Create detector's handle
* @param model_path detector's config which is supposed to be json. Refer to
* `@PROJECT_ROOT_DIR/config/detector/retinanet_config.json`
* @param device_name name of device, such as "cpu", "cuda" and etc.
* @param device_id id of device.
* @param handle instance of a detector
* @return status of creating detector's handle
*/
MM_SDK_API int mmdeploy_detector_create_by_path(const char* model_path, const char* device_name,
int device_id, mm_handle_t* handle);
/**
* @brief Apply detector to batch images and get their inference results
* @param handle detector's handle made by `mmdeploy_detector_create_by_path`
* @param mats batch images
* @param mat_count number of images in a batch
* @param results a consecutive buffer to save detection results of each image.
* User has to access `result_count` to get the beginning and ending position of
* an image's detection results. It is created inside and should be destroyed by
* calling `mmdeploy_detector_release_result`
* @param result_count a consecutive buffer to save the number of detection
* results of each image. Its length is equal to `mat_count`. It is created
* inside and should be destroyed by calling `mmdeploy_detector_release_result`
* @return status of inference
*/
MM_SDK_API int mmdeploy_detector_apply(mm_handle_t handle, const mm_mat_t* mats, int mat_count,
mm_detect_t** results, int** result_count);
/** @brief release the inference result buffer
* @param results a consecutive buffer to save images' detection results
* @param result_count a consecutive buffer to save the size of detection
* results of each image in a batch
* @param count length of `result_count`
*/
MM_SDK_API void mmdeploy_detector_release_result(mm_detect_t* results, const int* result_count,
int count);
/**
* @brief destroy detector's handle
* @param handle detector's handle made by `mmdeploy_detector_create_by_path`
*/
MM_SDK_API void mmdeploy_detector_destroy(mm_handle_t handle);
#endif // MMDEPLOY_DETECTOR_H