优化照片写入文件的实现，增加日志

app/src/main/cpp/PhoneDevice.cpp

@@ -3645,16 +3645,44 @@ bool CPhoneDevice::PostProcessPhoto(const PHOTO_INFO& photoInfo, const vector<ID
 
 #if 1
         // Save photo to temporary file and then rename to right path
-        bool res = cv::imwrite(tmpPath.c_str(), mat, params);
-        size_t imgFileSize = getFileSize(tmpPath);
-        if (res && imgFileSize > 0)
+        std::vector<uint8_t> imgContents;
+        size_t imgFileSize = 0;
+        bool res = cv::imencode(".jpg", mat, imgContents, params);
+        if (res)
         {
-            res = (rename(tmpPath.c_str(), fullPath.c_str()) == 0);
+            int errcode = 0;
+            res = writeFile(tmpPath.c_str(), &imgContents[0], imgContents.size(), errcode);
+            if (res)
+            {
+                if (existsFile(tmpPath))
+                {
+                    imgFileSize = getFileSize(tmpPath);
+                    if (imgFileSize == 0)
+                    {
+                        XYLOG(XYLOG_SEVERITY_ERROR, "Empty File Written: %s errno=%d", tmpPath.c_str() + m_appPath.size(), errcode);
+                        remove(tmpPath.c_str());
+                        res = false;
+                    }
+                }
             }
             else
+            {
+                XYLOG(XYLOG_SEVERITY_ERROR, "Failed to Write File: %s errno=%d", tmpPath.c_str() + m_appPath.size(), errcode);
+                if (existsFile(tmpPath))
                 {
                     remove(tmpPath.c_str());
-            res = false;
+                }
+            }
+        }
+        else
+        {
+            int errcode = errno;
+            XYLOG(XYLOG_SEVERITY_ERROR, "Failed to Encode Image CH=%u PR=%u IMGID=%u, errno=%d", (uint32_t)photoInfo.channel, (uint32_t)photoInfo.preset, (uint32_t)photoInfo.photoId, errcode);
+        }
+        // bool res = cv::imwrite(tmpPath.c_str(), mat, params);
+        if (res/* && imgFileSize > 0*/)
+        {
+            res = (rename(tmpPath.c_str(), fullPath.c_str()) == 0);
         }
 #else
         bool res = cv::imwrite(fullPath.c_str(), mat, params);