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Use Task To Make UI More Responsive In Event handler: PlateCamera_OnOneVideoFrameRequested.

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This commit is contained in:
DucDangAnh 2020-06-18 02:29:03 +07:00
parent b731d24880
commit 5d09d95f90
1 changed files with 28 additions and 26 deletions
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8
AIParkingApplication/LaneIn.cs
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@ -3,6 +3,7 @@ using OpenCvSharp.Extensions;
using System;
using System.Drawing;
using System.IO;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace AIParkingApplication
@ -43,15 +44,16 @@ namespace AIParkingApplication
}
private void PlateCamera_OnOneVideoFrameRequested(Mat videoFrame)
{
Task.Factory.StartNew(new Action(async () =>
{
Cv2.Resize(videoFrame, videoFrame, new OpenCvSharp.Size(1280, 720));
Mat result = squarePlateDetector.DetectPlate(videoFrame);
Cv2.Resize(result, result, new OpenCvSharp.Size(272, 272));
var response = Util.SendEngineRequestAsync(result, PlateType.Square);
OcrResult ocrResult = await Util.SendEngineRequestAsync(result, PlateType.Square);
Bitmap resultPlateImage;
OcrResult ocrResult = response.Result;
if (!string.IsNullOrEmpty(ocrResult.Ocr) && !string.IsNullOrEmpty(ocrResult.Plate))
{
var imageData = Convert.FromBase64String(ocrResult.Plate);
@ -65,7 +67,6 @@ namespace AIParkingApplication
resultPlateImage = result.ToBitmap();
}
lblPlateString.Invoke(new Action(() =>
{
lblPlateString.Text = ocrResult.Ocr;
@ -76,6 +77,7 @@ namespace AIParkingApplication
pictureBoxPlateImage.Image?.Dispose();
pictureBoxPlateImage.Image = resultPlateImage;
}));
}));
}
private void OverviewCameraOnVideoFrameReceived(Mat videoFrame)