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宇视抓拍图片

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This commit is contained in:
zc
2026-03-23 18:05:15 +08:00
parent 027da720fd
commit 8bacb6ec5e
2 changed files with 232 additions and 56 deletions
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187
wms-webapi/src/main/java/top/wms/admin/controller/ys/NetDemo.java → wms-webapi/src/main/java/top/wms/admin/controller/ys/NetCommon.java
View File

@@ -1,17 +1,57 @@
package top.wms.admin.controller.ys;
import cn.hutool.core.util.StrUtil;
import com.sun.jna.Pointer;
import com.sun.jna.ptr.IntByReference;
import lombok.extern.slf4j.Slf4j;
import top.wms.admin.controller.ys.lib.NetDEVSDKLib;
import java.io.File;
import java.util.Timer;
import java.util.TimerTask;
public class NetDemo {
@Slf4j
public class NetCommon {
public static Pointer lpUserID = null;
public static String strPicturePath = "." + File.separator + "Picture" + File.separator;
public static NetDEVSDKLib netdevsdk = NetDEVSDKLib.NETDEVSDK_INSTANCE;
public static int ChannelID = 0;
private static Timer captureTimer = null;
// 状态标志
private static boolean sdkInitialized = false;
private static boolean deviceLoggedIn = false;
/**
* 初始化SDK
*/
public static boolean initSDK() {
String strLogPath = "./sdklog/";
boolean bRet = netdevsdk.NETDEV_SetLogPath(strLogPath);
if (!bRet) {
log.error("NETDEV_SetLogPath failed:{}", netdevsdk.NETDEV_GetLastError());
return false;
}
bRet = netdevsdk.NETDEV_Init();
if (!bRet) {
log.error("Initialize failed:{}", netdevsdk.NETDEV_GetLastError());
return false;
}
// 创建图片保存目录
File file = new File(strPicturePath);
if (!file.exists()) {
file.mkdir();
}
// 设置SDK初始化标志
sdkInitialized = true;
log.info("SDK初始化成功");
return true;
}
/**
* Launch the application.
@@ -29,7 +69,7 @@ public class NetDemo {
}
// 抓拍图片
captureImage();
captureImage(null);
// 登出设备
logoutDevice();
@@ -40,37 +80,13 @@ public class NetDemo {
System.out.println("程序执行完成");
}
/**
* 初始化SDK
*/
private static void initSDK() {
String strLogPath = "./sdklog/";
boolean bRet = netdevsdk.NETDEV_SetLogPath(strLogPath);
if (false == bRet) {
System.out.printf("NETDEV_SetLogPath failed:%d", netdevsdk.NETDEV_GetLastError());
}
bRet = netdevsdk.NETDEV_Init();
if (false == bRet) {
System.out.printf("Initialize failed:%d", netdevsdk.NETDEV_GetLastError());
return;
}
// 创建图片保存目录
File file = new File(strPicturePath);
if (!file.exists()) {
file.mkdir();
}
System.out.println("SDK初始化成功");
}
/**
* 登录设备
*
* @return 登录是否成功
*/
private static boolean loginDevice() {
public static boolean loginDevice() {
// 设备信息
String strUserName = "admin";
String strPassword = "admin@123";
@@ -90,17 +106,19 @@ public class NetDemo {
stDevLoginInfo.dwLoginProto = dwLoginProto;
// 登录设备
System.out.println("正在登录设备...");
log.info("正在登录设备...");
lpUserID = netdevsdk.NETDEV_Login_V30(stDevLoginInfo, stSELogInfo);
if (null != lpUserID) {
System.out.println("登录成功");
// 设置设备登录标志
deviceLoggedIn = true;
log.info("登录成功");
// 查询通道信息
queryChannels();
return true;
} else {
System.out.printf("登录失败, 错误码:%d\n", netdevsdk.NETDEV_GetLastError());
log.error("登录失败, 错误码:{}", netdevsdk.NETDEV_GetLastError());
return false;
}
}
@@ -108,71 +126,134 @@ public class NetDemo {
/**
* 查询通道信息
*/
private static void queryChannels() {
public static void queryChannels() {
int nMaxChlCount = 256;
IntByReference dwChlCount = new IntByReference(nMaxChlCount);
NetDEVSDKLib.NETDEV_VIDEO_CHL_DETAIL_INFO_EX_S[] stVideoChlList = (NetDEVSDKLib.NETDEV_VIDEO_CHL_DETAIL_INFO_EX_S[]) new NetDEVSDKLib.NETDEV_VIDEO_CHL_DETAIL_INFO_EX_S().toArray(nMaxChlCount);
boolean bRet = netdevsdk.NETDEV_QueryVideoChlDetailListEx(lpUserID, dwChlCount, stVideoChlList);
if (bRet) {
System.out.println("通道查询成功，通道数量: " + dwChlCount.getValue());
log.info("通道查询成功，通道数量: {}", dwChlCount.getValue());
for (int i = 0; i < dwChlCount.getValue(); i++) {
System.out.println("通道ID: " + stVideoChlList[i].dwChannelID + ", 状态: " + (stVideoChlList[i].enStatus == 1 ? "在线" : "离线") + ", 名称: " + new String(stVideoChlList[i].szChnName).trim());
}
} else {
System.out.printf("通道查询失败, 错误码:%d\n", netdevsdk.NETDEV_GetLastError());
log.error("通道查询失败, 错误码:{}", netdevsdk.NETDEV_GetLastError());
}
}
/**
* 抓拍图片
*/
private static void captureImage() {
public static boolean captureImage(String strPicPath) {
if (null == lpUserID) {
System.out.println("请先登录设备");
return;
log.error("请先登录设备");
return false;
}
// 设置通道为1
ChannelID = 1;
String strPicPath = "D:\\test\\ys\\carousel.jpg";
// 创建保存目录
File picDir = new File("D:\\test\\ys");
if (!picDir.exists()) {
picDir.mkdir();
if (StrUtil.isBlank(strPicPath)) {
strPicPath = "D:\\test\\ys\\carousel";
// 创建保存目录
File picDir = new File("D:\\test\\ys");
if (!picDir.exists()) {
picDir.mkdir();
}
} else {
File picDir = new File("D:\\test\\ys\\workOrder");
if (!picDir.exists()) {
picDir.mkdir();
}
}
// 使用NETDEV_CaptureNoPreview直接保存图片文件
System.out.println("正在抓拍图片...");
boolean bRet = netdevsdk.NETDEV_CaptureNoPreview(lpUserID, ChannelID, 0, strPicPath, 1);
if (bRet) {
System.out.println("抓图成功! 保存路径: " + strPicPath);
return true;
} else {
System.out.printf("抓图失败, 错误码:%d\n", netdevsdk.NETDEV_GetLastError());
System.out.println("请确认设备是否支持非预览抓图功能");
log.error("抓图失败, 错误码:{}", netdevsdk.NETDEV_GetLastError());
log.error("请确认设备是否支持非预览抓图功能");
return false;
}
}
/**
* 开始定时抓拍（每2秒一次）
*/
public static void startCaptureTimer() {
if (captureTimer != null) {
stopCaptureTimer();
}
captureTimer = new Timer();
captureTimer.schedule(new TimerTask() {
@Override
public void run() {
captureImage(null);
}
}, 0, 2000); // 立即开始，每2秒执行一次
log.info("定时抓拍已启动，每2秒一次");
}
/**
* 停止定时抓拍
*/
public static void stopCaptureTimer() {
if (captureTimer != null) {
captureTimer.cancel();
captureTimer = null;
log.info("定时抓拍已停止");
}
}
/**
* 登出设备
*/
private static void logoutDevice() {
public static void logoutDevice() {
// 先停止定时抓拍
stopCaptureTimer();
if (null != lpUserID) {
System.out.println("正在登出设备...");
log.info("正在登出设备...");
netdevsdk.NETDEV_Logout(lpUserID);
lpUserID = null;
System.out.println("设备登出成功");
// 清除设备登录标志
deviceLoggedIn = false;
log.info("设备登出成功");
}
}
/**
* 释放SDK
*/
private static void cleanupSDK() {
System.out.println("正在释放SDK...");
public static void cleanupSDK() {
// 先停止定时抓拍
stopCaptureTimer();
log.info("正在释放SDK...");
netdevsdk.NETDEV_Cleanup();
System.out.println("SDK释放成功");
// 清除SDK初始化标志
sdkInitialized = false;
// 清除设备登录标志
deviceLoggedIn = false;
// 清除登录ID
lpUserID = null;
log.info("SDK释放成功");
}
}
/**
* 检查SDK是否已初始化
*/
public static boolean isSDKInitialized() {
return sdkInitialized;
}
/**
* 检查设备是否已登录
*/
public static boolean isDeviceLoggedIn() {
return deviceLoggedIn && lpUserID != null;
}
}

101
wms-webapi/src/main/java/top/wms/admin/controller/ys/ysNetController.java
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@@ -1,11 +1,106 @@
package top.wms.admin.controller.ys;
import org.springframework.web.bind.annotation.RestController;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.*;
import top.continew.starter.log.annotation.Log;
import top.continew.starter.web.model.R;
@RestController
@RequestMapping("/api/ys")
@Slf4j
@Log(ignore = true)
public class ysNetController {
/**
* 前端进入称重页面时调用
*/
@GetMapping("/enter-weigh-page")
public R enterWeighPage() {
try {
// 检查SDK是否已初始化
if (!NetCommon.isSDKInitialized()) {
// 初始化SDK
boolean initSuccess = NetCommon.initSDK();
if (!initSuccess) {
log.error("初始化SDK失败");
return R.fail("500", "初始化SDK失败");
}
}
// 检查设备是否已登录
if (!NetCommon.isDeviceLoggedIn()) {
// 登录设备
boolean loginSuccess = NetCommon.loginDevice();
if (!loginSuccess) {
return R.fail("500", "登录设备失败");
}
}
}
// 开始定时抓拍（每2秒一次）
NetCommon.startCaptureTimer();
return R.ok("进入称重页面成功，开始定时抓拍");
} catch (Exception e) {
return R.fail("500", "进入称重页面失败：" + e.getMessage());
}
}
/**
* 前端离开称重页面时调用
*/
@GetMapping("/leave-weigh-page")
public R leaveWeighPage() {
try {
// 登出设备
NetCommon.logoutDevice();
// 释放SDK
NetCommon.cleanupSDK();
return R.ok("离开称重页面成功，已释放资源");
} catch (Exception e) {
return R.fail("500", "离开称重页面失败：" + e.getMessage());
}
}
/**
* 手动触发一次抓图
*/
@GetMapping("/capture-image")
public R captureImage(@RequestParam String imgName) {
try {
// 检查设备是否已登录
if (!NetCommon.isDeviceLoggedIn()) {
return R.fail("500", "设备未登录，请先进入称重页面");
}
// 执行抓图
long l = System.currentTimeMillis();
imgName = imgName + "_" + l;
boolean success = NetCommon.captureImage("D:\\test\\ys\\workOrder\\" + imgName);
if (success) {
return R.ok("http://localhost:6609/file/ys/workOrder/" + imgName + ".jpg");
} else {
return R.fail("500", "抓图失败：抓图失败");
}
} catch (Exception e) {
return R.fail("500", "抓图失败：" + e.getMessage());
}
}
/**
* 检查SDK状态
*/
@GetMapping("/status")
public R checkStatus() {
try {
boolean isSDKInitialized = NetCommon.isSDKInitialized();
boolean isDeviceLoggedIn = NetCommon.isDeviceLoggedIn();
return R.ok("SDK初始化状态：" + (isSDKInitialized ? "已初始化" : "未初始化") + "，" +
"设备登录状态：" + (isDeviceLoggedIn ? "已登录" : "未登录"));
} catch (Exception e) {
return R.fail("500", "检查状态失败：" + e.getMessage());
}
}
}