public static void GenerateConstMeanFile(string _saveDir, ImageColorType colorType)
{
int totalPixels = (colorType == ImageColorType.RGB) ? 3072 : 1024;
int totalChannels = (colorType == ImageColorType.RGB) ? 3 : 1;
string[] AvgRGBArrString = new string[totalPixels];
// Save to arr
for (int j = 0; j < totalPixels; j++)
{
AvgRGBArrString[j] = string.Format("{0:E2}", 128);
}
string dataContentAll = String.Join(" ", AvgRGBArrString);
// Save to xml
string file_xml = _saveDir + "\\Custom_mean.xml";
if (!File.Exists(file_xml))
{
File.Create(file_xml).Dispose();
}
using (StreamWriter sw1 = new StreamWriter(file_xml))
{
sw1.WriteLine("<?xml version=\"1.0\" ?>");
sw1.WriteLine("<opencv_storage>");
sw1.WriteLine($" <Channel>{totalChannels}</Channel>");
sw1.WriteLine(" <Row>32</Row>");
sw1.WriteLine(" <Col>32</Col>");
sw1.WriteLine(" <MeanImg type_id=\"opencv-matrix\">");
sw1.WriteLine(" <rows>1</rows>");
sw1.WriteLine($" <cols>{totalPixels}</cols>");
sw1.WriteLine(" <dt>f</dt>");
sw1.WriteLine(" <data>" + dataContentAll + "</data>");
sw1.WriteLine(" </MeanImg>");
sw1.WriteLine("</opencv_storage>");
}
}
public FreeImageAPI.FIBITMAP GetBitmap(ImageType type, ImageColorType colorType)
{
FreeImageAPI.FIBITMAP result = new FreeImageAPI.FIBITMAP();
string filename = GetBitmapPath(type, colorType);
if (!String.IsNullOrEmpty(filename) && File.Exists(filename))
result = FreeImageAPI.FreeImage.LoadEx(filename);
return result;
}
/// <summary>
/// 转换成灰度图片
/// 灰度策略并不是平均
/// </summary>
public void GrayScale()
{
ProcessEach((CustomProc) delegate(EffImage x, int i, int j)
{
var color = x.At(i, j);
var grayscale = (color.R * 30 + color.G * 59 + color.B * 11) / 100;
x.Set(i, j, Color.FromArgb(grayscale, grayscale, grayscale));
});
imageColorType = ImageColorType.GrayScale;
}
public FreeImageAPI.FIBITMAP GetBitmap(ImageType type, ImageColorType colorType)
{
FreeImageAPI.FIBITMAP result = new FreeImageAPI.FIBITMAP();
string filename = GetBitmapPath(type, colorType);
if (!String.IsNullOrEmpty(filename) && File.Exists(filename))
{
result = FreeImageAPI.FreeImage.LoadEx(filename);
}
return(result);
}
/// <summary>
/// 二值化
/// </summary>
/// <param name="thresold">前景门限</param>
public void Binarization(int thresold)
{
ProcessEach((CustomProc) delegate(EffImage x, int i, int j)
{
var c = x.At(i, j);
if (c.R < thresold)
{
x.Set(i, j, Color.Black);
}
else
{
x.Set(i, j, Color.White);
}
});
imageColorType = ImageColorType.Binary;
}
/// <summary>
/// Gets the check image.
/// </summary>
/// <param name="side">The side.</param>
/// <returns></returns>
private BitmapImage GetCheckImage(Sides side)
{
ImageColorType colorType = RockConfig.Load().ImageColorType;
int imageByteCount;
imageByteCount = rangerScanner.GetImageByteCount((int)side, (int)colorType);
byte[] imageBytes = new byte[imageByteCount];
// create the pointer and assign the Ranger image address to it
IntPtr imgAddress = new IntPtr(rangerScanner.GetImageAddress((int)side, (int)colorType));
// Copy the bytes from unmanaged memory to managed memory
Marshal.Copy(imgAddress, imageBytes, 0, imageByteCount);
BitmapImage bitImage = new BitmapImage();
bitImage.BeginInit();
bitImage.StreamSource = new MemoryStream(imageBytes);
bitImage.EndInit();
return(bitImage);
}
public string GetBitmapPath(ImageType type, ImageColorType colorType)
{
string filename = null;
switch (type)
{
case ImageType.Even:
switch (colorType)
{
case ImageColorType.Type_01_Dither:
filename = Path.Combine(baseDirectory, "Even", "Image_01_dither.tif");
break;
case ImageColorType.Type_01_Threshold:
filename = Path.Combine(baseDirectory, "Even", "Image_01_threshold.tif");
break;
case ImageColorType.Type_04:
filename = Path.Combine(baseDirectory, "Even", "Image_04.tif");
break;
case ImageColorType.Type_04_Greyscale_MinIsBlack:
filename = Path.Combine(baseDirectory, "Even", "Image_04_gs_minisblack.tif");
break;
case ImageColorType.Type_04_Greyscale_Unordered:
filename = Path.Combine(baseDirectory, "Even", "Image_04_gs_unordered.tif");
break;
case ImageColorType.Type_08:
filename = Path.Combine(baseDirectory, "Even", "Image_08.tif");
break;
case ImageColorType.Type_08_Greyscale_MinIsBlack:
filename = Path.Combine(baseDirectory, "Even", "Image_08_gs_minisblack.tif");
break;
case ImageColorType.Type_08_Greyscale_Unordered:
filename = Path.Combine(baseDirectory, "Even", "Image_08_gs_unordered.tif");
break;
case ImageColorType.Type_16_555:
filename = Path.Combine(baseDirectory, "Even", "Image_16_555.bmp");
break;
case ImageColorType.Type_16_565:
filename = Path.Combine(baseDirectory, "Even", "Image_16_565.bmp");
break;
case ImageColorType.Type_24:
filename = Path.Combine(baseDirectory, "Even", "Image_24.tif");
break;
case ImageColorType.Type_32:
filename = Path.Combine(baseDirectory, "Even", "Image_32.tif");
break;
}
break;
case ImageType.Odd:
switch (colorType)
{
case ImageColorType.Type_01_Dither:
filename = Path.Combine(baseDirectory, "Odd", "Image_01_dither.tif");
break;
case ImageColorType.Type_01_Threshold:
filename = Path.Combine(baseDirectory, "Odd", "Image_01_threshold.tif");
break;
case ImageColorType.Type_04:
filename = Path.Combine(baseDirectory, "Odd", "Image_04.tif");
break;
case ImageColorType.Type_04_Greyscale_MinIsBlack:
filename = Path.Combine(baseDirectory, "Odd", "Image_04_gs_minisblack.tif");
break;
case ImageColorType.Type_04_Greyscale_Unordered:
filename = Path.Combine(baseDirectory, "Odd", "Image_04_gs_unordered.tif");
break;
case ImageColorType.Type_08:
filename = Path.Combine(baseDirectory, "Odd", "Image_08.tif");
break;
case ImageColorType.Type_08_Greyscale_MinIsBlack:
filename = Path.Combine(baseDirectory, "Odd", "Image_08_gs_minisblack.tif");
break;
case ImageColorType.Type_08_Greyscale_Unordered:
filename = Path.Combine(baseDirectory, "Odd", "Image_08_gs_unordered.tif");
break;
case ImageColorType.Type_16_555:
filename = Path.Combine(baseDirectory, "Odd", "Image_16_555.bmp");
break;
case ImageColorType.Type_16_565:
filename = Path.Combine(baseDirectory, "Odd", "Image_16_565.bmp");
break;
case ImageColorType.Type_24:
filename = Path.Combine(baseDirectory, "Odd", "Image_24.tif");
break;
}
break;
case ImageType.JPEG:
filename = Path.Combine(baseDirectory, "JPEG", "Image.jpg");
break;
case ImageType.Metadata:
filename = Path.Combine(baseDirectory, "Metadata", "exif.jpg");
break;
case ImageType.Multipaged:
filename = Path.Combine(baseDirectory, "Multipaged", "Image.tif");
break;
}
return(filename);
}
public string GetBitmapPath(ImageType type, ImageColorType colorType)
{
string filename = null;
switch (type)
{
case ImageType.Even:
switch (colorType)
{
case ImageColorType.Type_01_Dither:
filename = baseDirectory + @"Even\Image_01_dither.tif";
break;
case ImageColorType.Type_01_Threshold:
filename = baseDirectory + @"Even\Image_01_threshold.tif";
break;
case ImageColorType.Type_04:
filename = baseDirectory + @"Even\Image_04.tif";
break;
case ImageColorType.Type_04_Greyscale_MinIsBlack:
filename = baseDirectory + @"Even\Image_04_gs_minisblack.tif";
break;
case ImageColorType.Type_04_Greyscale_Unordered:
filename = baseDirectory + @"Even\Image_04_gs_unordered.tif";
break;
case ImageColorType.Type_08:
filename = baseDirectory + @"Even\Image_08.tif";
break;
case ImageColorType.Type_08_Greyscale_MinIsBlack:
filename = baseDirectory + @"Even\Image_08_gs_minisblack.tif";
break;
case ImageColorType.Type_08_Greyscale_Unordered:
filename = baseDirectory + @"Even\Image_08_gs_unordered.tif";
break;
case ImageColorType.Type_16_555:
filename = baseDirectory + @"Even\Image_16_555.bmp";
break;
case ImageColorType.Type_16_565:
filename = baseDirectory + @"Even\Image_16_565.bmp";
break;
case ImageColorType.Type_24:
filename = baseDirectory + @"Even\Image_24.tif";
break;
case ImageColorType.Type_32:
filename = baseDirectory + @"Even\Image_32.tif";
break;
}
break;
case ImageType.Odd:
switch (colorType)
{
case ImageColorType.Type_01_Dither:
filename = baseDirectory + @"Odd\Image_01_dither.tif";
break;
case ImageColorType.Type_01_Threshold:
filename = baseDirectory + @"Odd\Image_01_threshold.tif";
break;
case ImageColorType.Type_04:
filename = baseDirectory + @"Odd\Image_04.tif";
break;
case ImageColorType.Type_04_Greyscale_MinIsBlack:
filename = baseDirectory + @"Odd\Image_04_gs_minisblack.tif";
break;
case ImageColorType.Type_04_Greyscale_Unordered:
filename = baseDirectory + @"Odd\Image_04_gs_unordered.tif";
break;
case ImageColorType.Type_08:
filename = baseDirectory + @"Odd\Image_08.tif";
break;
case ImageColorType.Type_08_Greyscale_MinIsBlack:
filename = baseDirectory + @"Odd\Image_08_gs_minisblack.tif";
break;
case ImageColorType.Type_08_Greyscale_Unordered:
filename = baseDirectory + @"Odd\Image_08_gs_unordered.tif";
break;
case ImageColorType.Type_16_555:
filename = baseDirectory + @"Odd\Image_16_555.bmp";
break;
case ImageColorType.Type_16_565:
filename = baseDirectory + @"Odd\Image_16_565.bmp";
break;
case ImageColorType.Type_24:
filename = baseDirectory + @"Odd\Image_24.tif";
break;
}
break;
case ImageType.JPEG:
filename = baseDirectory + @"JPEG\Image.jpg";
break;
case ImageType.Metadata:
filename = baseDirectory + @"Metadata\exif.jpg";
break;
case ImageType.Multipaged:
filename = baseDirectory + @"Multipaged\Image.tif";
break;
}
return filename;
}
/// <summary>
/// NOTE: 只支持24bit RGB/32bit ARGB, 其他类型需要先使用ToPixelImg进行转换
/// </summary>
/// <param name="src"></param>
public EffImage(Bitmap src, ImageColorType colorType = ImageColorType.Binary, byte rThreshold = 50, byte gThreshold = 50, byte bThreshold = 50)
{
width = src.Width;
height = src.Height;
pixels = new Color[width, height];
// 前景门限
imageColorType = colorType;
foregroundThreshold = Color.FromArgb(rThreshold, gThreshold, bThreshold);
Rectangle rect = new Rectangle(0, 0, width, height);
int offset = 3;
if (src.PixelFormat == PixelFormat.Format24bppRgb)
{
offset = 3;
}
else if (src.PixelFormat == PixelFormat.Format32bppArgb)
{
offset = 4;
}
else
{
throw new Exception("pixelformat not supported");
}
BitmapData srcBmData = src.LockBits(rect,
ImageLockMode.ReadWrite, src.PixelFormat);
//BITMAPDATA 结构
/*
*
* Scan0 //指向颜色存储矩阵的首地址</pre>
* Stride //行实际字节大小
* Width // 宽度
* BGR BGR BGR BGR XXX(xxx为填充字节)
* BGR BGR BGR BGR XXX
* (XXX大小为 Stride-(Width*3) )
*
*/
IntPtr srcScan = srcBmData.Scan0;
unsafe
{
byte *srcP = (byte *)(void *)srcScan;
int srcOffset = srcBmData.Stride - width * offset; //该行填充字节大小
byte red, green, blue;
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++, srcP += offset)
{
blue = srcP[0];
green = srcP[1];
red = srcP[2];
//a = [3]
Color c = Color.FromArgb(red, green, blue);
pixels[x, y] = c;
}
srcP += srcOffset;//跳过填充字节
}
}
src.UnlockBits(srcBmData);
}
