public PdfHtmlParams(int _flags, int _width, PdfHtmlType _type, PdfImageParams _image_params)
{
flags = _flags;
width = _width;
type = _type;
image_params = _image_params;
}
internal void SetIntStruct(PdfHtmlParamsInt inStruct)
{
flags = inStruct.flags;
width = inStruct.width;
type = (PdfHtmlType)inStruct.type;
image_params = new PdfImageParams();
image_params.SetIntStruct(inStruct.image_params);
}
private static void ExtractImage(PdfPage page, PdsImage image, string savePath)
{
// widget specific properties
var bbox = image.GetBBox();
var page_view = page.AcquirePageView(1, PdfRotate.kRotate0);
var rect = page_view.RectToDevice(bbox);
PdfMatrix matrix = page_view.GetDeviceMatrix();
page_view.Release();
string imgPath = savePath + "/image_" + (++_imageIndex).ToString() + ".jpg";
Console.WriteLine("Image Found: " + imgPath);
var img = PdfixEngine.Instance.CreateImage(rect.right - rect.left, rect.bottom - rect.top, PsImageDIBFormat.kImageDIBFormatArgb);
PdfPageRenderParams renderParams = new PdfPageRenderParams
{
clip_box = bbox,
matrix = matrix,
image = img
};
if (!page.DrawContent(renderParams, null, null))
{
PdfixEngine.ThrowException();
}
PdfImageParams imgParams = new PdfImageParams
{
format = PdfImageFormat.kImageFormatJpg,
quality = 80
};
if (!img.Save(imgPath, imgParams))
{
PdfixEngine.ThrowException();
}
img.Destroy();
}
public async Task <List <string> > ExtractImage(
String email,
String licenseKey,
String openPath,
String imgPath,
Double zoom
)
{
List <string> imageList = new List <string>();
try
{
Pdfix pdfix = new Pdfix();
if (pdfix == null)
{
throw new Exception("Pdfix initialization fail");
}
if (!pdfix.Authorize(email, licenseKey))
{
throw new Exception(pdfix.GetError());
}
PdfDoc doc = pdfix.OpenDoc(openPath, "");
if (doc == null)
{
throw new Exception(pdfix.GetError());
}
for (int i = 0; i < doc.GetNumPages(); i++)
{
PdfPage page = doc.AcquirePage(i);
if (page == null)
{
throw new Exception(pdfix.GetError());
}
PdfPageView pageView = page.AcquirePageView(zoom, PdfRotate.kRotate0);
if (pageView == null)
{
throw new Exception(pdfix.GetError());
}
int width = pageView.GetDeviceWidth();
int height = pageView.GetDeviceHeight();
PsImage image = pdfix.CreateImage(width, height,
PsImageDIBFormat.kImageDIBFormatArgb);
if (image == null)
{
throw new Exception(pdfix.GetError());
}
PdfPageRenderParams pdfPageRenderParams = new PdfPageRenderParams();
pdfPageRenderParams.image = image;
pdfPageRenderParams.matrix = pageView.GetDeviceMatrix();
pdfPageRenderParams.render_flags = Pdfix.kRenderAnnot;
if (!page.DrawContent(pdfPageRenderParams, null, IntPtr.Zero))
{
throw new Exception(pdfix.GetError());
}
PsStream stream = pdfix.CreateFileStream(imgPath + i.ToString() + ".jpg", PsFileMode.kPsWrite);
PdfImageParams imgParams = new PdfImageParams();
imgParams.format = PdfImageFormat.kImageFormatJpg;
imgParams.quality = 75;
if (!image.SaveToStream(stream, imgParams))
{
throw new Exception(pdfix.GetError());
}
imageList.Add(imgPath + i.ToString());
stream.Destroy();
pageView.Release();
page.Release();
}
doc.Close();
}
catch (Exception ex)
{
throw ex;
}
return(imageList);
}
