修改了大华sdk的实现方式

提高了大华接口的调用速度

CommonCamera/include/DaHua.h

@@ -6,7 +6,7 @@
 #include <utility>
 
 #include "Camera.h"
-#include "dahua/dhnetsdk.h"
+
 
 #define DH_CHANNEL 0
 
@@ -23,6 +23,8 @@ private:
     std::mutex usable_mutex_;
     std::mutex operate_mutex_;
 
+    bool connected_ = false;
+
 public:
     typedef std::shared_ptr<DaHua> Ptr;
 
@@ -39,6 +41,16 @@ public:
     ~DaHua() override;
 
 public:
+    bool connected() {
+        std::lock_guard<std::mutex> lock(usable_mutex_);
+        return connected_;
+    }
+
+    void set_connect(bool connected) {
+        std::lock_guard<std::mutex> lock(usable_mutex_);
+        connected_ = connected;
+    }
+
     PTZ_INFO::Ptr get_ptz_range() override;
 
     PTZ_INFO::Ptr get_ptz() override;
@@ -113,8 +125,6 @@ private:
     void login();
 
     void logout();
-
-    fDisConnect dis_connect_callback_ = nullptr;
 };
 
 }  // namespace CC

CommonCamera/include/HikVision.h

@@ -6,7 +6,6 @@
 #include <utility>
 
 #include "Camera.h"
-#include "hikvision/HCNetSDK.h"
 
 #include <cmath>
 #include <iostream>

CommonCamera/src/DaHuaImpl.cpp

@@ -3,6 +3,7 @@
 //
 
 #include "DaHua.h"
+#include "dahua/dhnetsdk.h"
 #include <cmath>
 #include <iostream>
 #include <thread>
@@ -63,7 +64,13 @@ bool DaHua::snapshot(const std::string &path) {
 
 DaHua::DaHua(std::string ip, std::string username, std::string password)
     : ip_(std::move(ip)), username_(std::move(username)), password_(std::move(password)) {
-    CLIENT_Init(dis_connect_callback_, (LDWORD)this);
+    CLIENT_Init(
+        [](LLONG lLoginID, char *ip, LONG port, LDWORD dwUser) {
+            // 断线重连
+            ((DaHua *)dwUser)->set_connect(false);
+            ((DaHua *)dwUser)->login();
+        },
+        (LDWORD)this);
     login();
 }
 
@@ -80,6 +87,9 @@ void DaHua::login() {
     out_param.dwSize                                = sizeof(out_param);
 
     login_handle_ = CLIENT_LoginWithHighLevelSecurity(&in_param, &out_param);
+    if (login_handle_ > 0) {
+        set_connect(true);
+    }
 }
 
 void DaHua::move_up(float speed) {
@@ -140,17 +150,7 @@ void DaHua::move_up() {
 }
 
 bool DaHua::usable() {
-    std::unique_lock<std::mutex> lock(usable_mutex_);
-    if (login_handle_ > 0) {
-        // 如果已经是登录过的重新尝试登录避免因为超时导致的操作失败
-        logout();
-        login();
-    }
-    if (login_handle_ <= 0) {
-        login();
-        return false;
-    }
-    return true;
+    return connected() && login_handle_ > 0;
 }
 
 PTZ_INFO::Ptr DaHua::get_ptz_range() {

CommonCamera/src/HikVisionImpl.cpp

@@ -4,6 +4,7 @@
 
 
 #include "HikVision.h"
+#include "hikvision/HCNetSDK.h"
 
 namespace CC {
 

tests/main.cpp

@@ -5,9 +5,10 @@
 
 int main() {
     auto cam = CC::make_dahua_camera("192.168.163.4", "admin", "eccom123");
-    std::cout<<cam->get_ptz_info()->str()<<std::endl;
+    std::cout<<cam->get_fov_info()->str()<<std::endl;
     cam->zoom(50);
     std::this_thread::sleep_for(std::chrono::milliseconds (10000));
-    std::cout<<cam->get_ptz_info()->str()<<std::endl;
+    cam->zoom(0);
+    std::cout<<cam->get_fov_info()->str()<<std::endl;
     return 0;
 }