private static Image GetModifiedImage(IPageReader pageReader)
{
var rawBytes = pageReader.GetImage();
var width = pageReader.GetPageWidth();
var height = pageReader.GetPageHeight();
var characters = pageReader.GetCharacters();
using (var bmp = new Bitmap(width, height, PixelFormat.Format32bppArgb))
{
var background = new Bitmap(width, height, PixelFormat.Format32bppArgb);
bmp.AddBytes(rawBytes);
using (var g = Graphics.FromImage(background))
{
g.Clear(Color.White);
g.DrawImageUnscaled(bmp, Point.Empty);
}
//bmp.DrawRectangles(characters);
return(background);
}
}
private static byte[] GetModifiedImage(IPageReader pageReader)
{
var rawBytes = pageReader.GetImage(RenderFlags.RenderAnnotations | RenderFlags.Grayscale);
var width = pageReader.GetPageWidth();
var height = pageReader.GetPageHeight();
using (var bmp = new Bitmap(width, height, PixelFormat.Format32bppArgb))
{
bmp.AddBytes(rawBytes);
using (var stream = new MemoryStream())
{
bmp.Save(stream, ImageFormat.Png);
return(stream.ToArray());
}
}
}
private static byte[] GetModifiedImage(IPageReader pageReader)
{
var rawBytes = pageReader.GetImage();
var width = pageReader.GetPageWidth();
var height = pageReader.GetPageHeight();
var characters = pageReader.GetCharacters();
using (var bmp = new Bitmap(width, height, PixelFormat.Format32bppArgb))
{
bmp.AddBytes(rawBytes);
//bmp.DrawRectangles(characters);
using (var stream = new MemoryStream())
{
bmp.Save(stream, ImageFormat.Png);
return(stream.ToArray());
}
}
}
public void PageToImage(int pageIndex, int width, int height)
{
IDocReader docReader = DocLib.Instance.GetDocReader(Context.Document, new PageDimensions(width, height));
IPageReader pageReader = docReader.GetPageReader(pageIndex);
MemoryStream mem = new MemoryStream();
Image <Bgra32> image = Image.LoadPixelData <Bgra32>(pageReader.GetImage(), pageReader.GetPageWidth(), pageReader.GetPageHeight());
image.SaveAsPng(mem);
Context.Result = new ImageResult(mem.ToArray(), MimeTypes.Png);
}
