private void vision_KeyTestButton_Click(object sender, EventArgs e)
{
string tempKey = Program.Settings.KeyInfo.Key;
try
{
Program.Settings.KeyInfo.Key = vision_KeyTextBox.Text;
Rectangle rect = new Rectangle(0, 0, 300, 100);
using (Bitmap image = new Bitmap(rect.Width, rect.Height))
using (Graphics graphics = Graphics.FromImage(image))
using (Font font = new Font("Arial", 50))
{
graphics.Clear(Color.White);
graphics.SmoothingMode = SmoothingMode.AntiAlias;
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphics.PixelOffsetMode = PixelOffsetMode.HighQuality;
graphics.TextRenderingHint = TextRenderingHint.AntiAlias;
StringFormat sf = new StringFormat();
sf.LineAlignment = StringAlignment.Center;
sf.Alignment = StringAlignment.Center;
graphics.DrawString("Hello", font, Brushes.Black, rect, sf);
string tempPath = OcrHelper.GetTempPath(".png");
try
{
image.Save(tempPath);
OcrEngine engine = OcrEngine.Create(OcrEngineType.GoogleVision);
OcrResult result = engine.LoadFile(tempPath, "en");
MessageBox.Show(this,
"Result: " + result.ResultType + Environment.NewLine +
(string.IsNullOrEmpty(result.Text) ? string.Empty : "Text: " + result.Text + Environment.NewLine) +
(string.IsNullOrEmpty(result.Error) ? string.Empty : "Error:" + result.Error));
}
finally
{
try
{
File.Delete(tempPath);
}
catch { }
}
}
}
finally
{
Program.Settings.KeyInfo.Key = tempKey;
}
}
private void RunOcr()
{
if (ocrImagePanel.Image != null && ocrImagePanel.SelectionImage != null && ocrImagePanel.SelectionImage.Width > 0 && ocrImagePanel.SelectionImage.Height > 0)
{
using (Image processedImage = ProcessImage(ocrImagePanel.SelectionImage, Program.ActiveOcrProfileIndex))
{
OcrHelper.Ocr(processedImage);
}
/*using (Image processedImage = ProcessImage(ocrImagePanel.SelectionImage, Program.ActiveOcrProfileIndex))
* {
* originalRichTextBox.Parent.BackColor = Color.DodgerBlue;
* processedImage.Save("C:/ocr_tmp.png");
* OcrResult result = Program.ActiveOcrEngine.LoadFile("C:/ocr_tmp.png", Program.ActiveLanguageFrom);
* if (result.Succes)
* {
* originalRichTextBox.Text = result.Text;
* }
* originalRichTextBox.Parent.BackColor = Color.Gray;
* }*/
}
}
