private void CreateSizedImage(System.Drawing.Image image, ImageSize targetSize, string targetPath)
{
var imageComparer = new ImageComparer(image, targetSize);
ImageSize newImageSize = null;
newImageSize = imageComparer.IsLandscape ? imageComparer.LandscapeSize : imageComparer.PortraitSize;
using (var bitmap = new Bitmap(newImageSize.Width, newImageSize.Height, PixelFormat.Format24bppRgb))
{
bitmap.SetResolution(image.HorizontalResolution, image.VerticalResolution);
using (var graphics = Graphics.FromImage(bitmap))
{
graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
graphics.DrawImage(image,
new Rectangle(0, 0, newImageSize.Width, newImageSize.Height),
new Rectangle(0, 0, image.Width, image.Height),
GraphicsUnit.Pixel);
}
bitmap.Save(targetPath, ImageFormat.Jpeg);
}
}
public ImageComparer(System.Drawing.Image sourceImage, ImageSize targetSize)
{
this.sourceImage = sourceImage;
this.targetSize = targetSize;
}
public ImageDefinition(string key, int width, int height, ImageNameExtension imageNameExtension)
{
Key = key;
Size = new ImageSize(width, height);
Extension = imageNameExtension;
}