public static EditImageSet GetEditImageSet()
{
if (_eis == null)
{
_eis = new EditImageSet();
}
return(_eis);
}
private void linkEditImageSet_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
if (this.pictureBox1.Image == null)
{
return;
}
EditImageSet eis = EditImageSet.GetEditImageSet();
eis.ShowDialog();
}
private void linkAdvnSet_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
{
EditImageSet eis = EditImageSet.GetEditImageSet();
eis.ShowDialog();
}
/// <summary>
/// 图像处理
/// </summary>
/// <param name="_bit"></param>
/// <returns></returns>
public static Bitmap ImageProcessing(Image _bit)
{
bool IsContrastRatio = EditImageSet.GetEditImageSet().IsContrastRatio; //开启对比度调整
int ContrastRatioValue = EditImageSet.GetEditImageSet().ContrastRatioValue;
bool IsBackgroundColorReplace = EditImageSet.GetEditImageSet().IsBackgroundColorReplace; //关闭背景色替换
Color ReplaceBackgroundColor = EditImageSet.GetEditImageSet().ReplaceBackgroundColor;
int BackgroundReplaceTolerance = EditImageSet.GetEditImageSet().BackgroundReplaceTolerance;
bool IsGrayByPixels = EditImageSet.GetEditImageSet().IsGrayByPixels; //开启灰度处理
bool IsThresholding = EditImageSet.GetEditImageSet().IsThresholding;
bool IsClearNoise = EditImageSet.GetEditImageSet().IsClearNoise; //降噪
int GrayBackgroundLimit = EditImageSet.GetEditImageSet().GrayBackgroundLimit;
int NoiseMaxNearPoints = EditImageSet.GetEditImageSet().NoiseMaxNearPoints;
bool IsAutoImageSize = EditImageSet.GetEditImageSet().IsAutoImageSize;//自动裁剪图像
int AutoImageHeight = EditImageSet.GetEditImageSet().AutoImageHeight;
bool IsStartHoughtLine = EditImageSet.GetEditImageSet().IsHouhtLine;
int HoughtHeight = EditImageSet.GetEditImageSet().HouhtLineHeight;
try
{
_ocrImage = new Bitmap(_bit);
//图像处理
ImageCodeHandle imgHandle = new ImageCodeHandle(_ocrImage);
//调整对比度 截图过程中处理
if (IsContrastRatio)//是否进行对比度调整
{
_ocrImage = imgHandle.img_color_contrast(ContrastRatioValue);
}
//替换背景色
if (IsBackgroundColorReplace)
{
//取背景色
Color BackgroundColor = _ocrImage.GetPixel(1, 1);
_ocrImage = imgHandle.ReplaceColor(BackgroundColor, ReplaceBackgroundColor, BackgroundReplaceTolerance);
}
if (IsStartHoughtLine)
{
_ocrImage = ImageCodeHandle.hough_line(_ocrImage, HoughtHeight);
}
if (IsGrayByPixels)
{
//_ocrImage = imgHandle.GrayByPixels();//灰度
_ocrImage = imgHandle.ToGrey();//灰度
if (IsThresholding)
{
_ocrImage = imgHandle.Thresholding(); //二值化
if (IsAutoImageSize) //自动裁剪图像
{
_ocrImage = ImageCodeHandle.TailorImage(_ocrImage); //裁剪图像大小
if (_ocrImage.Height < AutoImageHeight)
{
float fTemp = ((float)AutoImageHeight) / ((float)_ocrImage.Height);//缩放因子
int iw = (int)Math.Round(_ocrImage.Width * fTemp, 0);
int ih = (int)Math.Round(_ocrImage.Height * fTemp, 0);
_ocrImage = ImageCodeHandle.KiResizeImage(_ocrImage, iw, ih);//缩放
imgHandle = new ImageCodeHandle(_ocrImage);
_ocrImage = imgHandle.Thresholding();//二值化
}
}
}
if (IsClearNoise)//黑白降噪
{
_ocrImage = imgHandle.ClearNoise(GrayBackgroundLimit, NoiseMaxNearPoints);
}
}
return(_ocrImage);
}
catch (Exception ex)
{
MessageBox.Show(string.Format("图像处理异常，异常信息：{0}", ex.Message), "异常");
return(null);
}
}
