初始化

.gitignore

+**/**/logs/
+**/**/target/
+*.iml
+**/**/.idea/

pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>org.springframework.boot</groupId>
+        <artifactId>spring-boot-starter-parent</artifactId>
+        <version>2.3.1.RELEASE</version>
+        <relativePath/> <!-- lookup parent from repository -->
+    </parent>
+    <groupId>com.viontech.com</groupId>
+    <artifactId>VVAS-JNI</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <dependencies>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-test</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-web</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-logging</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.projectlombok</groupId>
+            <artifactId>lombok</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <finalName>VVAS-JNI</finalName>
+        <plugins>
+            <plugin>
+                <groupId>org.springframework.boot</groupId>
+                <artifactId>spring-boot-maven-plugin</artifactId>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-jar-plugin</artifactId>
+                <configuration>
+                    <excludes>
+                        <exclude>application-*.properties</exclude>
+                    </excludes>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file

src/main/java/com/viontech/keliu/JNIApp.java

+package com.viontech.keliu;
+
+import lombok.extern.slf4j.Slf4j;
+import org.apache.tomcat.util.http.fileupload.util.Streams;
+import org.springframework.boot.CommandLineRunner;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.core.io.Resource;
+import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
+import org.springframework.core.io.support.ResourcePatternResolver;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+/**
+ * .
+ *
+ * @author 谢明辉
+ * @date 2021/3/22
+ */
+
+@SpringBootApplication
+@Slf4j
+public class JNIApp implements CommandLineRunner {
+
+    public static void main(String[] args) {
+        try {
+            SpringApplication.run(JNIApp.class, args);
+        } catch (Exception e) {
+            log.error("", e);
+        }
+    }
+
+    @Override
+    public void run(String... args) throws IOException {
+        log.info("系统:{}", System.getProperty("os.name"));
+        Resource[] resources = null;
+        if (System.getProperty("os.name").toLowerCase().contains("linux")) {
+            resources = new PathMatchingResourcePatternResolver().getResources(ResourcePatternResolver.CLASSPATH_ALL_URL_PREFIX + "lib/so/*");
+        } else if (System.getProperty("os.name").toLowerCase().contains("windows")) {
+            resources = new PathMatchingResourcePatternResolver().getResources(ResourcePatternResolver.CLASSPATH_ALL_URL_PREFIX + "lib/dll/*");
+        }
+        if (resources != null) {
+            for (Resource resource : resources) {
+                try {
+                    String filename = resource.getFilename();
+                    if (filename == null) {
+                        continue;
+                    }
+                    String prefix = filename.substring(0, filename.lastIndexOf(".") - 1);
+                    String suffix = filename.substring(filename.lastIndexOf("."));
+                    File tempFile = File.createTempFile(prefix, suffix);
+                    tempFile.deleteOnExit();
+                    try (InputStream inputStream = resource.getInputStream(); FileOutputStream fileOutputStream = new FileOutputStream(tempFile)) {
+                        Streams.copy(inputStream, fileOutputStream, true);
+                    }
+                    System.load(tempFile.getAbsolutePath());
+                } catch (Exception e) {
+                    log.error("", e);
+                }
+            }
+        }
+    }
+}

src/main/java/com/viontech/keliu/controller/MainController.java

+package com.viontech.keliu.controller;
+
+import com.viontech.keliu.entity.HeatMapRequestEntity;
+import com.viontech.keliu.jni.HeatMapUtil;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.awt.*;
+
+/**
+ * .
+ *
+ * @author 谢明辉
+ * @date 2021/3/23
+ */
+
+@RestController
+@Slf4j
+public class MainController {
+
+    @PostMapping("/heatMapTransAxis")
+    public Point heatMapTransAxis(@RequestBody HeatMapRequestEntity entity) {
+        return HeatMapUtil.transAxis(entity.getCameraType(), entity.getCenterPoint(), entity.getMarginPoint(), entity.getCameraPoints(), entity.getMapPoints(), entity.getInputPoint());
+    }
+}

src/main/java/com/viontech/keliu/entity/HeatMapRequestEntity.java

+package com.viontech.keliu.entity;
+
+import lombok.Getter;
+import lombok.Setter;
+import lombok.ToString;
+
+import java.awt.*;
+
+/**
+ * .
+ *
+ * @author 谢明辉
+ * @date 2021/3/23
+ */
+@Getter
+@Setter
+@ToString
+public class HeatMapRequestEntity {
+
+    private Integer cameraType;
+    private Point centerPoint;
+    private Point marginPoint;
+    private Point[] cameraPoints;
+    private Point[] mapPoints;
+    private Point inputPoint;
+}

src/main/java/com/viontech/keliu/jni/HeatMapUtil.java

+package com.viontech.keliu.jni;
+
+import java.awt.*;
+
+/**
+ * .
+ *
+ * @author 谢明辉
+ * @date 2021/3/23
+ */
+
+public class HeatMapUtil {
+
+    public static native Point transAxis(int cameraType, Point centerPoint, Point marginPoint, Point[] cameraPoints, Point[] mapPoints, Point inputPoint);
+
+}

src/main/resources/application.properties

+server.port=14040
\ No newline at end of file

src/main/resources/lib/HeatMapUtil.h

+/* DO NOT EDIT THIS FILE - it is machine generated */
+#include <jni.h>
+/* Header for class com_viontech_keliu_jni_HeatMapUtil */
+
+#ifndef _Included_com_viontech_keliu_jni_HeatMapUtil
+#define _Included_com_viontech_keliu_jni_HeatMapUtil
+#ifdef __cplusplus
+extern "C" {
+#endif
+/*
+ * Class:     com_viontech_keliu_jni_HeatMapUtil
+ * Method:    transAxis
+ * Signature: (ILjava/awt/Point;Ljava/awt/Point;[Ljava/awt/Point;[Ljava/awt/Point;Ljava/awt/Point;)Ljava/awt/Point;
+ */
+JNIEXPORT jobject JNICALL Java_com_viontech_keliu_jni_HeatMapUtil_transAxis
+  (JNIEnv *, jclass, jint, jobject, jobject, jobjectArray, jobjectArray, jobject);
+
+#ifdef __cplusplus
+}
+#endif
+#endif