image_tools.h

//
// Created by dizi on 2024/7/12.
//

#ifndef CATERINGDETECT_IMAGE_TOOLS_H
#define CATERINGDETECT_IMAGE_TOOLS_H

#include <jni.h>
#include <string>
#include "android/log.h"
#include <unistd.h>
#include <vector>
#include <opencv2/imgcodecs.hpp>
#include <opencv2/imgproc.hpp>
#include <android/bitmap.h>
#include "data_type_convert_tools.h"

#define TAG "opencv_tools -jni"
#define LOGI(...) __android_log_print(ANDROID_LOG_INFO,  TAG, __VA_ARGS__)
#define LOGD(...) __android_log_print(ANDROID_LOG_DEBUG, TAG, __VA_ARGS__)
#define LOGE(...) __android_log_print(ANDROID_LOG_ERROR, TAG, __VA_ARGS__)

/**
 * 生成一个空的ARGB8888的Bitmap
 * @param env
 * @param width
 * @param height
 * @return
 */
jobject generate_empty_argb8888_bitmap(JNIEnv *env, int width, int height);
/**
 * 将Bitmap转化为Mat
 * @param env
 * @param bitmap
 * @return
 */
cv::Mat convert_bitmap_to_mat(JNIEnv *env, jobject bitmap);
/**
 * 将Mat转化成Bitmap
 * @param env
 * @param mat
 * @return
 */
jobject convert_mat_to_bitmap(JNIEnv *env, cv::Mat mat);

/**
 * 在MAT上绘制框
 * @param mat
 * @param left_top_x
 * @param left_top_y
 * @param right_bottom_x
 * @param right_bottom_y
 * @return
 */
cv::Mat draw_rect_on_mat(cv::Mat mat, int left_top_x, int left_top_y, int right_bottom_x, int right_bottom_y);

/**
 * 在mat上绘制框和文字
 * @param mat
 * @param left_top_x
 * @param left_top_y
 * @param right_bottom_x
 * @param right_bottom_y
 * @param text
 * @return
 */
cv::Mat draw_rect_text_on_mat(cv::Mat mat, int left_top_x, int left_top_y, int right_bottom_x, int right_bottom_y, char* text);

#endif