优化航煜拍照实现

如果照片太大出错，则降低图像质量后重试

app/src/main/cpp/netcamera/HangYuCtrl.cpp

@@ -5,8 +5,12 @@
 #include "HangYuCtrl.h"
 #include "netcamera.h"
 #include "httpclient.h"
+#include <LogThread.h>
+
+#include <SpecData_JSON.h>
 
 #include <cstring>
+#include <algorithm>
 
 HangYuCtrl::~HangYuCtrl()
 {
@@ -186,12 +190,143 @@ bool HangYuCtrl::UpdateTime(time_t ts)
     return true;
 }
 
-bool HangYuCtrl::TakePhoto(std::vector<uint8_t>& img)
+bool HangYuCtrl::TakePhoto(uint8_t streamID, std::vector<uint8_t>& img)
 {
+    bool res = false;
+
+    std::vector<uint8_t> data;
+
+    // /Snapshot/%u/1/RemoteImageCaptureV2?ImageFormat=jpg
+    char url[128] = { 0 };
+    snprintf(url, sizeof(url), "http://%s/Snapshot/%u/1/RemoteImageCaptureV2?ImageFormat=jpg", m_ip.c_str(), (uint32_t)streamID);
+
+    int nRet = DoGetRequest(url, HTTP_AUTH_TYPE_BASIC, m_userName.c_str(), m_password.c_str(), m_netHandle, img);
+    if (0 == nRet)
+    {
+        bool qualityDowngraded = false;
+        std::string originalConfig;
+        if (img.size() < 1000)
+        {
+            qualityDowngraded = DowngradeQuality(originalConfig);
+            XYLOG(XYLOG_SEVERITY_INFO,"Reduce Img Quality");
+        }
+        nRet = DoGetRequest(url, HTTP_AUTH_TYPE_BASIC, m_userName.c_str(), m_password.c_str(), m_netHandle, img);
+        if (!originalConfig.empty())
+        {
+            UpdateQuality(originalConfig);
+        }
+
+        std::vector<uint8_t> header = {0xFF, 0xD8, 0xFF, 0xE0}; // JPEG
+        std::vector<uint8_t>::iterator it = std::search(img.begin(), img.end(), header.begin(), header.end());
+        if (it != img.end() && it != img.begin())
+        {
+            img.erase(img.begin(), it);
+#ifndef NDEBUG
+            int aa = 0;
+#endif
+        }
+    }
+
+    return nRet == 0;
+}
+
+bool HangYuCtrl::DowngradeQuality(std::string& originalConfig)
+{
+    bool res = false;
+    char url[64] = { 0 };
+    snprintf(url, sizeof(url), "http://%s/Snapshot/Config", m_ip.c_str());
+
+    std::vector<uint8_t> data;
+    int nRet = DoGetRequest(url, HTTP_AUTH_TYPE_BASIC, m_userName.c_str(), m_password.c_str(), m_netHandle, data);
+    if (0 == nRet)
+    {
+        std::string str = ByteArrayToString(&data[0], data.size());
+        originalConfig = str;
+        if (replaceAll(str, "<Quality>middle</Quality>", "<Quality>low</Quality>") == 0)
+        {
+            res = (replaceAll(str, "<Quality>high</Quality>", "<Quality>middle</Quality>") != 0);
+        }
+        else
+        {
+            res = true;
+        }
+
+        if (!res)
+        {
+            return res;
+        }
+
+        data.clear();
+        if (res)
+        {
+            nRet = DoPutRequest(url, HTTP_AUTH_TYPE_BASIC, m_userName.c_str(), m_password.c_str(), m_netHandle, str.c_str(), data);
+            return 0 == nRet;
+        }
+    }
+
+    return false;
+}
+
+bool HangYuCtrl::UpdateQuality(const std::string& originalConfig)
+{
+    std::vector<uint8_t> data;
+    char url[64] = { 0 };
+    snprintf(url, sizeof(url), "http://%s/Snapshot/Config", m_ip.c_str());
+    int nRet = DoPutRequest(url, HTTP_AUTH_TYPE_BASIC, m_userName.c_str(), m_password.c_str(), m_netHandle, originalConfig.c_str(), data);
+    return 0 == nRet;
+}
+
+bool HangYuCtrl::UpgradeQuality()
+{
+    bool res = false;
+    char url[64] = { 0 };
+    snprintf(url, sizeof(url), "http://%s/Snapshot/Config", m_ip.c_str());
+
+    std::vector<uint8_t> data;
+    int nRet = DoGetRequest(url, HTTP_AUTH_TYPE_BASIC, m_userName.c_str(), m_password.c_str(), m_netHandle, data);
+    if (0 == nRet)
+    {
+        std::string str = ByteArrayToString(&data[0], data.size());
+        if (replaceAll(str, "<Quality>low</Quality>", "<Quality>middle</Quality>") == 0)
+        {
+            res = (replaceAll(str, "<Quality>middle</Quality>", "<Quality>high</Quality>") != 0);
+        }
+        else
+        {
+            res = true;
+        }
+
+        if (!res)
+        {
+            return res;
+        }
+
+        data.clear();
+        if (res)
+        {
+            nRet = DoPutRequest(url, HTTP_AUTH_TYPE_BASIC, m_userName.c_str(), m_password.c_str(), m_netHandle, str.c_str(), data);
+            return 0 == nRet;
+        }
+    }
+
     return false;
 }
 
-bool HangYuCtrl::TakeVideo(uint32_t duration, std::string path)
+bool HangYuCtrl::QueryQuality(std::string& qualityContents)
+{
+    char url[64] = { 0 };
+    snprintf(url, sizeof(url), "http://%s/Snapshot/Config", m_ip.c_str());
+
+    std::vector<uint8_t> data;
+    int nRet = DoGetRequest(url, HTTP_AUTH_TYPE_BASIC, m_userName.c_str(), m_password.c_str(), m_netHandle, data);
+    if (0 == nRet && !data.empty())
+    {
+        qualityContents = ByteArrayToString(&data[0], data.size());
+    }
+    return (0 == nRet);
+}
+
+bool HangYuCtrl::TakeVideo(uint8_t streamID, uint32_t duration, std::string path)
 {
     return false;
 }

app/src/main/cpp/netcamera/HangYuCtrl.h

@@ -17,11 +17,16 @@ public:
     virtual void EnableOsd(bool enable, uint8_t channel);
     virtual std::string GetStreamingUrl(uint8_t channel);
     virtual bool UpdateTime(time_t ts);
-    virtual bool TakePhoto(std::vector<uint8_t>& img);
+    virtual bool TakePhoto(uint8_t streamID, std::vector<uint8_t>& img);
-    virtual bool TakeVideo(uint32_t duration, std::string path);
+    virtual bool TakeVideo(uint8_t streamID, uint32_t duration, std::string path);
     virtual bool HasAuthOnStreaming() const { return true; }
     virtual bool SetResolution(uint8_t channel, uint8_t streamID, uint32_t resX, uint32_t resY);
 
+private:
+    bool QueryQuality(std::string& qualityContents);
+    bool DowngradeQuality(std::string& originalConfig);
+    bool UpdateQuality(const std::string& originalConfig);
+    bool UpgradeQuality();
 
 };
 

app/src/main/cpp/netcamera/VendorCtrl.h

@@ -23,8 +23,8 @@ public:
     virtual void EnableOsd(bool enable, uint8_t channel) = 0;
     virtual std::string GetStreamingUrl(uint8_t channel) = 0;
     virtual bool UpdateTime(time_t ts) = 0;
-    virtual bool TakePhoto(std::vector<uint8_t>& img) = 0;
+    virtual bool TakePhoto(uint8_t streamID, std::vector<uint8_t>& img) = 0;
-    virtual bool TakeVideo(uint32_t duration, std::string path) = 0;
+    virtual bool TakeVideo(uint8_t streamID, uint32_t duration, std::string path) = 0;
     virtual bool HasAuthOnStreaming() const { return false; }
     virtual bool SetResolution(uint8_t channel, uint8_t streamID, uint32_t resX, uint32_t resY) = 0;
 

app/src/main/cpp/netcamera/YuShiCtrl.cpp

@@ -155,13 +155,13 @@ bool YuShiCtrl::UpdateTime(time_t ts)
     return true;
 }
 
-bool YuShiCtrl::TakePhoto(std::vector<uint8_t>& img)
+bool YuShiCtrl::TakePhoto(uint8_t streamID, std::vector<uint8_t>& img)
 {
     return false;
 }
 
 
-bool YuShiCtrl::TakeVideo(uint32_t duration, std::string path) {
+bool YuShiCtrl::TakeVideo(uint8_t streamID, uint32_t duration, std::string path) {
 
     return false;
 }

app/src/main/cpp/netcamera/YuShiCtrl.h

@@ -15,10 +15,10 @@ public:
 
     virtual bool SetOsd(uint8_t channel, std::string osd, uint8_t pos);
     virtual void EnableOsd(bool enable, uint8_t channel);
-    virtual std::string GetStreamingUrl(uint8_t channel);
+    virtual std::string GetStreamingUrl(uint8_t streamID);
     virtual bool UpdateTime(time_t ts);
-    virtual bool TakePhoto(std::vector<uint8_t>& img);
+    virtual bool TakePhoto(uint8_t streamID, std::vector<uint8_t>& img);
-    virtual bool TakeVideo(uint32_t duration, std::string path);
+    virtual bool TakeVideo(uint8_t streamID, uint32_t duration, std::string path);
     virtual bool SetResolution(uint8_t channel, uint8_t streamID, uint32_t resX, uint32_t resY);
 
 private: