private void doWork(object o)
{
void ScaleTo300DPI(int imgId)
{
float vertical = GdImg.GetVerticalResolution(imgId);
float newval = (300F / vertical) * 100;
GdImg.Scale(imgId, newval, InterpolationMode.HighQualityBicubic);
}
WorkData data = o as WorkData;
lock (dwlock)
{
int hbitmap = data.Blob.GetHbitmap().ToInt32();
int id = GdImg.CreateGdPictureImageFromHBitmap(hbitmap);
bool success = blobFactory.TryGetBlob(id, out ISpecial blob);
if (success)
{
Debug.WriteLine(blob.BlobType);
GdImg.SetColorRemap(id, blob.RemapTable);
if (blob.BlobType == SpecialType.Wind)
{
GdImg.SaveAsPNG(id, $".\\{Guid.NewGuid().ToString()}.png");
}
}
ScaleTo300DPI(id);
GdOcr.SetImage(id);
string ocrId = GdOcr.RunOCR();
string text = GdOcr.GetOCRResultText(ocrId);
GdOcr.ReleaseOCRResult(ocrId);
GdImg.ReleaseGdPictureImage(id);
RaiseRecognizedText(text);
}
}