/// <summary>
/// 从本地文件夹选择
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BtnLocal_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog openFile = new OpenFileDialog
{
Filter = "图片文件(*.png;*.jpg;*.bmp;*.jpeg)|*.png;*.jpg;*.bmp;*.jpeg"
};
if (openFile.ShowDialog() == true)
{
FileStream fileStream = File.Open(openFile.FileName, FileMode.Open);
BarCodeScan scan = new BarCodeScan();
Response <string> result = scan.GetBarCode(fileStream);
if (!result.Success)
{
MessageBox.Show(result.Errors, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
}
else
{
BarCode = result.Data;
if (string.IsNullOrEmpty(BarCode))
{
MessageBox.Show("No valid barcode was obtained,Please Retry", "Notice", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
VideoCapture.Pause();
Close();
}
}
fileStream.Close();
}
}
/// <summary>
/// 拍照
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BtnPlay_Click(object sender, RoutedEventArgs e)
{
//抓取控件做成图片
RenderTargetBitmap bmp = new RenderTargetBitmap((int)VideoCapture.ActualWidth, (int)VideoCapture.ActualHeight, 96, 96, PixelFormats.Default);
bmp.Render(VideoCapture);
BitmapEncoder encoder = new JpegBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(bmp));
string tmpFileName = Path.GetTempFileName();
using (MemoryStream ms = new MemoryStream())
{
encoder.Save(ms);
File.WriteAllBytes(tmpFileName, ms.ToArray());
}
BarCodeScan scan = new BarCodeScan();
using (FileStream fileSteam = File.OpenRead(tmpFileName))
{
Response <string> result = scan.GetBarCode(fileSteam);
if (!result.Success)
{
MessageBox.Show("No valid barcode was obtained,Please Retry", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
VideoCapture.Play();
}
else
{
BarCode = result.Data;
if (string.IsNullOrEmpty(BarCode))
{
MessageBox.Show("No valid barcode was obtained,Please Retry", "Notice", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
VideoCapture.Pause();
this.Close();
}
}
}
}
/// <summary>
/// 拍照识别
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BtnPlay_Click(object sender, RoutedEventArgs e)
{
//抓取控件做成图片
RenderTargetBitmap bmp = new RenderTargetBitmap((int)VideoCapture.NaturalVideoWidth, (int)VideoCapture.NaturalVideoHeight, 96, 96, PixelFormats.Default);
//VideoCapture.Stretch = Stretch.Fill;
VideoCapture.Measure(VideoCapture.RenderSize);
VideoCapture.Arrange(new Rect(VideoCapture.RenderSize));
bmp.Render(VideoCapture);
BitmapEncoder encoder = new JpegBitmapEncoder();
encoder.Frames.Add(BitmapFrame.Create(bmp));
BarCodeScan scan = new BarCodeScan();
using (MemoryStream ms = new MemoryStream())
{
encoder.Save(ms);
Response <string> result = scan.GetBarCode(ms);
if (!result.Success)
{
MessageBox.Show(result.Errors, "Error", MessageBoxButton.OK, MessageBoxImage.Error);
VideoCapture.Play();
}
else
{
BarCode = result.Data;
if (string.IsNullOrEmpty(BarCode))
{
MessageBox.Show("No valid barcode was obtained,Please Retry", "Notice", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
VideoCapture.Pause();
Close();
}
}
}
}
