| | |
| | | //@return 人脸id
|
| | | int FaceAPI::do_reasch(cv::Mat image)
|
| | | {
|
| | | if (!image.data) {
|
| | | if (!image.data)
|
| | | {
|
| | | fprintf(stderr, "fail to read img\n");
|
| | | return -1;
|
| | | } else
|
| | | }
|
| | | else
|
| | | fprintf(stderr, "read img\n");
|
| | | p_f = fdb->extract_feature(image);
|
| | | fprintf(stderr, "fdb->extract_feature(image)\n");
|
| | | if (!p_f) {
|
| | | if (!p_f)
|
| | | {
|
| | | fprintf(stderr, "p_f is null\n");
|
| | | return -2;
|
| | | }
|
| | |
| | | {
|
| | | p_f = fdb->extract_feature(image);
|
| | | int indx = fdb->db_add(p_f);
|
| | | if(fdb->db_save())
|
| | | if(fdb->finally())
|
| | | return indx;
|
| | | return -2;
|
| | | }
|
| | |
| | | {
|
| | |
|
| | | p_feature = cv_verify_deserialize_feature(feature_str);
|
| | | if(p_feature != NULL) {
|
| | | if(p_feature != NULL)
|
| | | {
|
| | | return 0;
|
| | | } else
|
| | | }
|
| | | else
|
| | | return -1;
|
| | | }
|
| | |
|
| | |
| | | //char *db_path = "out.db";
|
| | | FaceDB::FaceDB()
|
| | | {
|
| | | |
| | |
|
| | | }
|
| | |
|
| | | FaceDB::~FaceDB() {}
|
| | |
| | | //初始化设置
|
| | | bool FaceDB::init(char* db_path_t)
|
| | | {
|
| | | |
| | |
|
| | | db_path = db_path_t;
|
| | | |
| | |
|
| | | //加载一次可多次使用。
|
| | | cv_verify_create_handle(&handle_verify, "../models/verify.model");
|
| | | fprintf(stderr, "create cv_verify_create_handle\n");
|
| | | cv_face_create_detector(&handle_detect, NULL, CV_DETECT_ENABLE_ALIGN_21);
|
| | | fprintf(stderr, "create cv_face_create_detector\n");
|
| | | |
| | | |
| | |
|
| | |
|
| | | // 创建人脸数据库句柄,在db_save()中,数据库保存成功,会释放该句柄
|
| | | cv_verify_create_db(&handle_db);
|
| | | fprintf(stderr, "create cv_verify_create_db\n");
|
| | | |
| | | |
| | |
|
| | |
|
| | | if(db_load())
|
| | | {
|
| | | fprintf(stderr, "db load\n");
|
| | |
| | | {
|
| | | return true;
|
| | | }
|
| | | |
| | |
|
| | | return false;
|
| | | |
| | |
|
| | | }
|
| | | |
| | |
|
| | | //@brief 数据库添加数据
|
| | | //@param 特征值
|
| | | //@return 人脸id,添加失败返回-1
|
| | |
| | | {
|
| | | int idx;
|
| | | cv_result_t cv_result = cv_verify_add_face(handle_db, p_feature, &idx);
|
| | | if (cv_result != CV_OK) {
|
| | | if (cv_result != CV_OK)
|
| | | {
|
| | | fprintf(stderr, "cv_verify_add_face failed, error code %d\n", cv_result);
|
| | | return -1;
|
| | | }
|
| | |
| | | bool FaceDB::db_save()
|
| | | {
|
| | | cv_result = cv_verify_save_db(handle_db, db_path);
|
| | | if (cv_result != CV_OK) {
|
| | | if (cv_result != CV_OK)
|
| | | {
|
| | | fprintf(stderr, "cv_verify_save_db failed, error code %d\n", cv_result);
|
| | | return false;
|
| | | } else {
|
| | | }
|
| | | else
|
| | | {
|
| | | fprintf(stderr, "save done!\n");
|
| | | }
|
| | | cv_verify_destroy_db(handle_db);
|
| | |
| | | //@return 状态量
|
| | | bool FaceDB::db_load()
|
| | | {
|
| | | if (handle_db != NULL) {
|
| | | if (handle_db != NULL)
|
| | | {
|
| | | fprintf(stderr, "handle_db is not null!%s\n",db_path);
|
| | | } else {
|
| | | }
|
| | | else
|
| | | {
|
| | | fprintf(stderr, "handle_db is null!%s\n",db_path);
|
| | | }
|
| | | cv_result = cv_verify_load_db(handle_db, db_path);
|
| | | if (cv_result != CV_OK) {
|
| | | if (cv_result != CV_OK)
|
| | | {
|
| | | fprintf(stderr, "cv_verify_load_db failed, error code %d\n", cv_result);
|
| | | return false;
|
| | | } else {
|
| | | }
|
| | | else
|
| | | {
|
| | | fprintf(stderr, "load done!\n");
|
| | | }
|
| | |
|
| | |
| | | top_idxs, top_scores, &result_length);
|
| | |
|
| | |
|
| | | if (cv_result == CV_OK) {
|
| | | if (cv_result == CV_OK)
|
| | | {
|
| | | //输出检查结果
|
| | | for (unsigned int t = 0; t < result_length; t++) {
|
| | | for (unsigned int t = 0; t < result_length; t++)
|
| | | {
|
| | | // const cv_feature_t item = result[t].item;
|
| | | fprintf(stderr, "%d\t", top_idxs[t]);
|
| | | fprintf(stderr, "%0.2f\n", top_scores[t]);
|
| | | }
|
| | | } else {
|
| | | }
|
| | | else
|
| | | {
|
| | | fprintf(stderr, "cv_verify_search_face failed, error code %d\n", cv_result);
|
| | | }
|
| | | std::cout<<"this is hits"<<std::endl;
|
| | | if (top_scores[0] != 0) {
|
| | | if (top_scores[0] != 0)
|
| | | {
|
| | | indx=top_idxs[0];
|
| | | std::cout<<"indx="<<indx<<std::endl;
|
| | | }
|
| | | if (top_idxs) {
|
| | | if (top_idxs)
|
| | | {
|
| | | delete[]top_idxs;
|
| | | }
|
| | | if (top_scores) {
|
| | | if (top_scores)
|
| | | {
|
| | | delete[]top_scores;
|
| | | }
|
| | | cv_verify_release_feature(p_feature);
|
| | |
| | | //@return 特征值
|
| | | cv_feature_t* FaceDB::extract_feature(cv::Mat image_color)
|
| | | {
|
| | | if (handle_verify != NULL) {
|
| | | if (handle_verify != NULL)
|
| | | {
|
| | | fprintf(stderr, "fdb.handle_verify is not null!\n");
|
| | | } else {
|
| | | }
|
| | | else
|
| | | {
|
| | | fprintf(stderr, "fdb.handle_verify is null!\n");
|
| | | }
|
| | |
|
| | | //该变量内存会在db_add()中,添加成功后释放。
|
| | | cv_feature_t *p_feature = NULL;
|
| | | |
| | |
|
| | | cv_face_t *p_face = NULL;
|
| | | int face_count = 0;
|
| | | cv_result_t st_result = CV_OK;
|
| | | st_result = cv_face_detect(handle_detect, image_color.data, CV_PIX_FMT_BGR888,
|
| | | image_color.cols, image_color.rows, image_color.step,
|
| | | CV_FACE_UP, &p_face, &face_count);
|
| | | if (face_count >= 1) {
|
| | | if (face_count >= 1)
|
| | | {
|
| | | st_result = cv_verify_get_feature(handle_verify,
|
| | | (unsigned char *)image_color.data, CV_PIX_FMT_BGR888,
|
| | | image_color.cols, image_color.rows, image_color.step,
|
| | | p_face, &p_feature, NULL);
|
| | | if (st_result != CV_OK) {
|
| | | if (st_result != CV_OK)
|
| | | {
|
| | | fprintf(stderr, "cv_verify_get_feature failed, error code %d\n", st_result);
|
| | | }
|
| | | } else {
|
| | | }
|
| | | else
|
| | | {
|
| | | fprintf(stderr, "can't find face in ");
|
| | | }
|
| | | // release the memory of face
|