public ImageDescription filter(ImageDescription inputImage)
{
ImageDescription outputImage = new ImageDescription();
outputImage.sizeX = newSizeX;
outputImage.sizeY = newSizeY;
foreach (ColorChannelEnum colorChannel in colorChannelsToFilter)
{
byte[,] channel = inputImage.getColorChannel(colorChannel);
ImageDescription temp = new ImageDescription();
temp.sizeX = inputImage.sizeX;
temp.sizeY = inputImage.sizeY;
temp.grayscale = true;
temp.setColorChannel(ColorChannelEnum.Gray, channel);
Bitmap tempBitmap = ImageDescriptionUtil.convertToBitmap(temp);
Bitmap output = ImageDescriptionUtil.resizeImage(tempBitmap, newSizeX, newSizeY);
temp = ImageDescriptionUtil.fromBitmap(output);
temp.computeGrayscale();
outputImage.setColorChannel(colorChannel, temp.gray);
}
if (colorChannelsToFilter.Count == 1 && colorChannelsToFilter.Contains(ColorChannelEnum.Gray))
{
outputImage.grayscale = true;
}
return(outputImage);
}
public static void saveToPath(ImageDescription imageDescription, string filePath, string fileExtension)
{
Image imageToSave = ImageDescriptionUtil.convertToBitmap(imageDescription);
string fullFileName = Path.ChangeExtension(filePath, fileExtension);
switch (fileExtension)
{
case ".png": imageToSave.Save(fullFileName, ImageFormat.Png); break;
case ".jpg": imageToSave.Save(fullFileName, ImageFormat.Jpeg); break;
case ".bmp": imageToSave.Save(fullFileName, ImageFormat.Bmp); break;
case ".gif": imageToSave.Save(fullFileName, ImageFormat.Gif); break;
case ".ico": imageToSave.Save(fullFileName, ImageFormat.Icon); break;
case ".emf": imageToSave.Save(fullFileName, ImageFormat.Emf); break;
case ".exif": imageToSave.Save(fullFileName, ImageFormat.Exif); break;
case ".tiff": imageToSave.Save(fullFileName, ImageFormat.Tiff); break;
case ".wmf": imageToSave.Save(fullFileName, ImageFormat.Wmf); break;
default: imageToSave.Save(fullFileName, ImageFormat.Png); break;
}
}
