//Todo clean this up and add support for multiple pages
public byte[] Test(string filepath)
{
using (var doc = new PDFiumSharp.PdfDocument(filepath))
{
var page = doc.Pages[0];
using (var bitmap = new PDFiumBitmap((int)page.Width, (int)page.Height, false))
{
page.Render(bitmap);
var b = new BmpBitmapDecoder(bitmap.AsBmpStream(), BitmapCreateOptions.None, BitmapCacheOption.OnLoad).Frames.First();
JpegBitmapEncoder encoder = new JpegBitmapEncoder();
encoder.Frames.Add(b);
using (MemoryStream ms = new MemoryStream())
{
encoder.Save(ms);
return(ms.ToArray());
}
}
}
}
public void RenderPDFAsImages(string Inputfile, string OutputFolder)
{
string fileName = Path.GetFileNameWithoutExtension(Inputfile);
using (PDFiumSharp.PdfDocument doc = new PDFiumSharp.PdfDocument(Inputfile))
{
for (int i = 0; i < doc.Pages.Count; i++)
{
var page = doc.Pages[i];
using (var bitmap = new System.Drawing.Bitmap((int)page.Width, (int)page.Height))
{
var grahpics = Graphics.FromImage(bitmap);
grahpics.Clear(Color.White);
page.Render(bitmap);
var targetFile = Path.Combine(OutputFolder, fileName + "_" + i + ".png");
bitmap.Save(targetFile);
}
}
}
}
internal PdfAction(PdfDocument doc, FPDF_ACTION actionHandle)
: base(actionHandle)
{
Document = doc;
}
public void CopyViewerPreferencesFrom(PdfDocument srcDoc) => PDFium.FPDF_CopyViewerPreferences(Handle, srcDoc.Handle);