优化

Src/FrmMain.cs

@@ -124,7 +124,7 @@ namespace Kivii.Sample.ImageUploader
                 //cbxResolution.Items.Clear();
                 currentCameraIndex = 0;
                 cameraQuantity = 0;
-                gbCamView.Text = "相机视图";
+                //gbCamView.Text = "相机视图";
                 tbxReportId.Text = string.Empty;
                 outputMessage(string.Empty, true);
                 //lbCurrentReportId.Text = "__________";
@@ -541,6 +541,8 @@ namespace Kivii.Sample.ImageUploader
         {
             if (videoDevice != null && vspCamView.IsRunning)
             {
+                try
+                {
                     // 捕获当前帧
                     Bitmap bitmap = (Bitmap)vspCamView.GetCurrentVideoFrame().Clone();
                     var picName = string.Empty;
@@ -560,6 +562,12 @@ namespace Kivii.Sample.ImageUploader
                     Thread.Sleep(50);
                     showSnapshot(photo);
                 }
+                catch(Exception ex)
+                {
+                    MessageBox.Show("相机模组未初始化完成，稍后重试");
+                }
+                
+            }
             else
             {
                 MessageBox.Show("没有找到视频采集设备");