public List <ImageBinary> Export(Stream streamPDF, List <int> listPage)
{
try
{
GhostscriptVersionInfo _lastInstalledVersion = null;
GhostscriptRasterizer _rasterizer = null;
int desired_x_dpi = 300;
int desired_y_dpi = 300;
_lastInstalledVersion =
GhostscriptVersionInfo.GetLastInstalledVersion(
GhostscriptLicense.GPL | GhostscriptLicense.AFPL,
GhostscriptLicense.GPL);
_rasterizer = new GhostscriptRasterizer();
_rasterizer.Open(streamPDF, _lastInstalledVersion, true);
List <ImageBinary> imgBi = new List <ImageBinary>();
foreach (int pageNumber in listPage)
{
Image img = _rasterizer.GetPage(desired_x_dpi, desired_y_dpi, pageNumber);
imgBi.Add(new ImageBinary {
page_no = pageNumber, img = imageToByteArray(img)
});
}
_rasterizer.Dispose();
return(imgBi);
}
catch
{
return(new List <ImageBinary>());
}
}
private void Export(string inputPDFFile, string outputImagesPath)
{
try
{
GhostscriptVersionInfo _lastInstalledVersion = null;
GhostscriptRasterizer _rasterizer = null;
int desired_x_dpi = 96;
int desired_y_dpi = 96;
_lastInstalledVersion =
GhostscriptVersionInfo.GetLastInstalledVersion(
GhostscriptLicense.GPL | GhostscriptLicense.AFPL,
GhostscriptLicense.GPL);
_rasterizer = new GhostscriptRasterizer();
_rasterizer.Open(inputPDFFile, _lastInstalledVersion, false);
for (int pageNumber = 1; pageNumber <= _rasterizer.PageCount; pageNumber++)
{
string pageFilePath = Path.Combine(outputImagesPath, "Page-" + pageNumber.ToString("00") + ".jpg");
Image img = _rasterizer.GetPage(desired_x_dpi, desired_y_dpi, pageNumber);
img.Save(pageFilePath, ImageFormat.Jpeg);
}
_rasterizer.Dispose();
}
catch
{
}
}
public void Dispose()
{
if (_rasterizer != null)
{
_rasterizer.Dispose();
}
}
public void Dispose()
{
if (_ghostscriptRasterizer != null)
{
lock (_lock)
{
_ghostscriptRasterizer.Dispose();
}
}
}
public override void Close()
{
pdf.Dispose();
isOpen = false;
}
protected virtual void Dispose(bool disposing)
{
_ghostscriptRasterizer.Dispose();
}