private string reconhecerCaptcha(Image img)
{
Bitmap imagem = new Bitmap(img);
imagem = imagem.Clone(new Rectangle(0, 0, img.Width, img.Height), System.Drawing.Imaging.PixelFormat.Format24bppRgb);
Erosion erosion = new Erosion();
Dilatation dilatation = new Dilatation();
Invert inverter = new Invert();
ColorFiltering cor = new ColorFiltering();
cor.Blue = new AForge.IntRange(200, 255);
cor.Red = new AForge.IntRange(200, 255);
cor.Green = new AForge.IntRange(200, 255);
Opening open = new Opening();
BlobsFiltering bc = new BlobsFiltering();
Closing close = new Closing();
GaussianSharpen gs = new GaussianSharpen();
ContrastCorrection cc = new ContrastCorrection();
bc.MinHeight = 10;
FiltersSequence seq = new FiltersSequence(gs, inverter, open, inverter, bc, inverter, open, cc, cor, bc, inverter);
pictureBox.Image = seq.Apply(imagem);
string reconhecido = OCR((Bitmap)pictureBox.Image);
return reconhecido;
}
private void cBFilters_SelectedIndexChanged(object sender, EventArgs e)
{
Bitmap pictureTransform = (Bitmap)pbChoose.Image;
if ((string)cBFilters.SelectedItem == "HSL_Filter")
{
AForge.Imaging.Filters.SaturationCorrection filter = new SaturationCorrection(0.1);
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Mediana")
{
AForge.Imaging.Filters.Median filter = new Median();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
/*if ((string)cBFilters.SelectedItem == "Fourier_Transformation")
{
Complex[] dst = new Complex[n];
AForge.Math.FourierTransform filter = AForge.Math.FourierTransform.DFT();// .FromBitmap(pictureTransform);
Bitmap newImage = filter.Apply();
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}*/
if ((string)cBFilters.SelectedItem == "Binarization")
{
pictureTransform = Grayscale.CommonAlgorithms.BT709.Apply(pictureTransform);
Threshold threshold = new Threshold(127);
threshold.ApplyInPlace(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = pictureTransform;
}
if ((string)cBFilters.SelectedItem == "Grayscale")
{
AForge.Imaging.Filters.Grayscale filter = new AForge.Imaging.Filters.Grayscale(0.2125, 0.7154, 0.0721);
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "FillHoles")
{
pictureTransform = Grayscale.CommonAlgorithms.BT709.Apply(pictureTransform);
Threshold threshold = new Threshold(127);
threshold.ApplyInPlace(pictureTransform);
AForge.Imaging.Filters.FillHoles filter = new AForge.Imaging.Filters.FillHoles();
filter.MaxHoleHeight = 5;
filter.MaxHoleWidth = 15;
filter.CoupledSizeFiltering = false;
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Opening")
{
AForge.Imaging.Filters.Opening filter = new AForge.Imaging.Filters.Opening();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Closing")
{
AForge.Imaging.Filters.Closing filter = new AForge.Imaging.Filters.Closing();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Erosion")
{
AForge.Imaging.Filters.Erosion filter = new AForge.Imaging.Filters.Erosion();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Dilatation")
{
AForge.Imaging.Filters.Dilatation filter = new AForge.Imaging.Filters.Dilatation();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Edges")
{
AForge.Imaging.Filters.Edges filter = new AForge.Imaging.Filters.Edges();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
}
public Closing(short[,] se)
{
this.errosion = new Erosion();
this.dilatation = new Dilatation();
this.errosion = new Erosion(se);
this.dilatation = new Dilatation(se);
}
/// <summary>
/// Aforge median dilatation morfology with default kernel
/// </summary>
public static Image Dilatation(this Image image)
{
// default kernel
var se = new short[,] { {1, 1, 1},
{1, 1, 1},
{1, 1, 1} };
Dilatation dilatationFilter = new Dilatation(se);
return dilatationFilter.Apply(BitmapGrayscale(image));
}
/// <summary>
/// Celem metody jest przykadrowanie otrzymanego obrazka, tak aby widok zawierał jedynie kartkę papieru, oraz zwrócenie go do metody UploadFile
/// </summary>
/// <param name="img"></param>
/// <returns></returns>
public System.Drawing.Image CropImage(System.Drawing.Image img)
{
//DocumentSkewChecker skewChecker = new DocumentSkewChecker();
//double angle = skewChecker.GetSkewAngle(image);
//RotateBilinear rotationFilter = new RotateBilinear(-angle);
//rotationFilter.FillColor = Color.White;
//Bitmap rotatedImage = rotationFilter.Apply(image);
Bitmap image = new Bitmap(img);
UnmanagedImage grayImage = null;
if (image.PixelFormat == PixelFormat.Format8bppIndexed)
{
grayImage = UnmanagedImage.FromManagedImage(image);
}
else
{
grayImage = UnmanagedImage.Create(image.Width, image.Height,
PixelFormat.Format8bppIndexed);
Grayscale.CommonAlgorithms.BT709.Apply(UnmanagedImage.FromManagedImage(image), grayImage);
}
CannyEdgeDetector edgeDetector = new CannyEdgeDetector();
UnmanagedImage edgesImage = edgeDetector.Apply(grayImage);
OtsuThreshold thresholdFilter = new OtsuThreshold();
thresholdFilter.ApplyInPlace(edgesImage);
Dilatation DilatationFilter = new Dilatation();
DilatationFilter.Apply(edgesImage);
Opening OpeningFilter = new Opening();
OpeningFilter.Apply(edgesImage);
BlobCounter blobCounter = new BlobCounter();
blobCounter.MinHeight = 32;
blobCounter.MinWidth = 32;
blobCounter.FilterBlobs = true;
blobCounter.ObjectsOrder = ObjectsOrder.Size;
blobCounter.ProcessImage(edgesImage);
Blob[] blobs = blobCounter.GetObjectsInformation();
ExtractBiggestBlob BiggestBlob = new ExtractBiggestBlob();
Bitmap biggestBlobsImage = BiggestBlob.Apply(edgesImage.ToManagedImage());
AForge.IntPoint BiggestBlogCorners = BiggestBlob.BlobPosition;
Crop cropFilter = new Crop(new Rectangle(BiggestBlogCorners.X, BiggestBlogCorners.Y, biggestBlobsImage.Width, biggestBlobsImage.Height));
Bitmap croppedImage = cropFilter.Apply(image);
return croppedImage;
}
public Bitmap process(Bitmap bmp)
{
Bitmap newImage = (Bitmap)bmp.Clone();
newImage = new AForge.Imaging.Filters.GrayscaleY().Apply(newImage);
newImage = new AForge.Imaging.Filters.Threshold(50).Apply(newImage);
newImage = new AForge.Imaging.Filters.Median().Apply(newImage);
newImage = new AForge.Imaging.Filters.Median().Apply(newImage);
newImage = new AForge.Imaging.Filters.Dilatation().Apply(newImage);
newImage = new AForge.Imaging.Filters.Median().Apply(newImage);
newImage = new AForge.Imaging.Filters.Erosion().Apply(newImage);
newImage = new AForge.Imaging.Filters.Erosion().Apply(newImage);
return(newImage);
}
/// <summary>
/// Filter the image froma HSV colour range
/// </summary>
/// <param name="image">Bitmap Image, any suitable image</param>
/// <returns>Bitmap Image</returns>
public Bitmap addFilters(Bitmap image)
{
//Instantiate new HSL filter
AForge.Imaging.Filters.HSLFiltering hslFilter = new AForge.Imaging.Filters.HSLFiltering();
//Define HSL colour range (default colour is orange)
hslFilter.Hue = new AForge.IntRange(0, 50);
hslFilter.Saturation = new AForge.DoubleRange(0.7, 1);
hslFilter.Luminance = new AForge.DoubleRange(0.2, 0.7);
//Instantiate new RGB filter
/*AForge.Imaging.Filters.ColorFiltering rgbFilter = new AForge.Imaging.Filters.ColorFiltering();
//Define RGB colour range (default colour is orange)
rgbFilter.Red = new AForge.IntRange(60, 180);
rgbFilter.Green = new AForge.IntRange(10, 80);
rgbFilter.Blue = new AForge.IntRange(5, 25);*/
//Apply the HSL filter to the input image
hslFilter.ApplyInPlace(image);
//Create a 5 by 5 matrix using a short array
int rows = 5;
int cols = 5;
short[,] Matrix = new short[rows, cols];
for (int i = 0; i < rows; i++)
for (int j = 0; j < cols; j++)
Matrix[i, j] = 1;
//Instantiate new dilate filter with the 5 by 5 matrix
AForge.Imaging.Filters.Dilatation dilate = new AForge.Imaging.Filters.Dilatation(Matrix);
//Apply the filter
dilate.ApplyInPlace(image);
return image;
}
public void Dilatate()
{
var se = new short[,] { {1, 1, 1},
{1, 1, 1},
{1, 1, 1} };
Grayscale grayScaler = new Grayscale(0.2125, 0.7154, 0.0721);
Dilatation dilatationFilter = new Dilatation(se);
_digit = dilatationFilter.Apply(grayScaler.Apply(new Bitmap(_digit)));
}
/// <summary>
/// Initializes a new instance of the <see cref="Opening"/> class.
/// </summary>
///
/// <param name="se">Structuring element.</param>
///
/// <remarks><para>See documentation to <see cref="Erosion"/> and <see cref="Dilatation"/>
/// classes for information about structuring element constraints.</para></remarks>
///
public Opening( short[,] se )
{
errosion = new Erosion( se );
dilatation = new Dilatation( se );
}
private void cBFilters_SelectedIndexChanged(object sender, EventArgs e)
{
Bitmap pictureTransform = (Bitmap)pbChoose.Image;
if ((string)cBFilters.SelectedItem == "HSL_Filter")
{
AForge.Imaging.Filters.SaturationCorrection filter = new SaturationCorrection(0.1);
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Mediana")
{
AForge.Imaging.Filters.Median filter = new Median();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
/*if ((string)cBFilters.SelectedItem == "Fourier_Transformation")
* {
* Complex[] dst = new Complex[n];
*
* AForge.Math.FourierTransform filter = AForge.Math.FourierTransform.DFT();// .FromBitmap(pictureTransform);
* Bitmap newImage = filter.Apply();
* pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
* pBNew.Image = newImage;
* }*/
if ((string)cBFilters.SelectedItem == "Binarization")
{
pictureTransform = Grayscale.CommonAlgorithms.BT709.Apply(pictureTransform);
Threshold threshold = new Threshold(127);
threshold.ApplyInPlace(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = pictureTransform;
}
if ((string)cBFilters.SelectedItem == "Grayscale")
{
AForge.Imaging.Filters.Grayscale filter = new AForge.Imaging.Filters.Grayscale(0.2125, 0.7154, 0.0721);
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "FillHoles")
{
pictureTransform = Grayscale.CommonAlgorithms.BT709.Apply(pictureTransform);
Threshold threshold = new Threshold(127);
threshold.ApplyInPlace(pictureTransform);
AForge.Imaging.Filters.FillHoles filter = new AForge.Imaging.Filters.FillHoles();
filter.MaxHoleHeight = 5;
filter.MaxHoleWidth = 15;
filter.CoupledSizeFiltering = false;
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Opening")
{
AForge.Imaging.Filters.Opening filter = new AForge.Imaging.Filters.Opening();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Closing")
{
AForge.Imaging.Filters.Closing filter = new AForge.Imaging.Filters.Closing();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Erosion")
{
AForge.Imaging.Filters.Erosion filter = new AForge.Imaging.Filters.Erosion();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Dilatation")
{
AForge.Imaging.Filters.Dilatation filter = new AForge.Imaging.Filters.Dilatation();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
if ((string)cBFilters.SelectedItem == "Edges")
{
AForge.Imaging.Filters.Edges filter = new AForge.Imaging.Filters.Edges();
Bitmap newImage = filter.Apply(pictureTransform);
pbChoose.SizeMode = PictureBoxSizeMode.CenterImage;
pBNew.Image = newImage;
}
}
// 선 가늘게
public static Bitmap thin(Bitmap source)
{
///////////// ini 객체 생성 시작 /////////////////////////////////////////////////////
//현재 프로그램이 실행되고 있는정보 가져오기: 디버깅 모드라면 bin/debug/프로그램명.exe
FileInfo exefileinfo = new FileInfo(@"C:\Program Files\PLOCR\PLOCR.exe");
string pathini = exefileinfo.Directory.FullName.ToString(); //프로그램 실행되고 있는데 path 가져오기
string fileName = @"\PLOCRconfig.ini"; // 환경설정 파일명
string filePath = pathini + fileName; //ini 파일 경로
PLOCR.IniUtil ini = new PLOCR.IniUtil(filePath); // 만들어 놓았던 iniUtil 객체 생성(생성자 인자로 파일경로 정보 넘겨줌)
//////////// ini 객체 생성 끝 /////////////////////////////////////////////////////////
int order = int.Parse(ini.GetIniValue("선굵기값", "가늘게횟수"));
for (int i = 0; i < order; i++)
{
Bitmap tmp = (Bitmap)source; // 중요! 한번 이미지 처리가 끝난 비트맵 source 는 clone 함수로 보내기 전에 다시 한번 (Bitmap) 처리 해줘야함, 이유는 잘 모르겠음
// convert to 24 bits per pixel
source = ImageProcess.Clone(tmp, PixelFormat.Format24bppRgb);
// delete old image
tmp.Dispose();
Dilatation filter = new Dilatation();
filter.ApplyInPlace(source);
}
return source;
}
public static Bitmap ApplyDilatation(Bitmap pBitmap)
{
Dilatation filter = new Dilatation();
return filter.Apply(pBitmap);
}
public Closing()
{
this.errosion = new Erosion();
this.dilatation = new Dilatation();
}
/// <summary>
/// Initializes a new instance of the <see cref="Opening"/> class.
/// </summary>
///
/// <param name="se">Structuring element.</param>
///
/// <remarks><para>See documentation to <see cref="Erosion"/> and <see cref="Dilatation"/>
/// classes for information about structuring element constraints.</para></remarks>
///
public Opening(short[,] se)
{
errosion = new Erosion(se);
dilatation = new Dilatation(se);
}
// 선 가늘게
private void button36_Click(object sender, EventArgs e)
{
///////////// ini 객체 생성 시작 /////////////////////////////////////////////////////
//현재 프로그램이 실행되고 있는정보 가져오기: 디버깅 모드라면 bin/debug/프로그램명.exe
FileInfo exefileinfo = new FileInfo(@"C:\Program Files\PLOCR\PLOCR.exe");
string pathini = exefileinfo.Directory.FullName.ToString(); //프로그램 실행되고 있는데 path 가져오기
string fileName = @"\PLOCRconfig.ini"; // 환경설정 파일명
string filePath = pathini + fileName; //ini 파일 경로
DocumentAnalysis.IniUtil ini = new DocumentAnalysis.IniUtil(filePath); // 만들어 놓았던 iniUtil 객체 생성(생성자 인자로 파일경로 정보 넘겨줌)
//////////// ini 객체 생성 끝 /////////////////////////////////////////////////////////
Bitmap source = Global.source;
Bitmap tmp = source;
// convert to 24 bits per pixel
source = imageProcess.Clone(tmp, PixelFormat.Format24bppRgb);
// delete old image
tmp.Dispose();
Dilatation filter = new Dilatation();
filter.ApplyInPlace(source);
Global.source = source;
pictureBox1.Image = Global.source;
pictureBox1.Invalidate();
textBox25.Text = (int.Parse(textBox25.Text) + 1).ToString();
ini.SetIniValue("선굵기값", "가늘게횟수", textBox25.Text.ToString());
//string path = calculator.CreateFileCheck("C:\\Program Files\\PLOCR\\prescription.png");
//pictureBox1.Image.Save(path);
}
