public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
// instantiate PdfPageEditor class to get particular page region
Aspose.Pdf.Facades.PdfPageEditor editor = new Aspose.Pdf.Facades.PdfPageEditor();
// bind the source PDF file
editor.BindPdf(dataDir + "SampleInput.pdf");
// move the origin of PDF file to particular point
editor.MovePosition(0, 700);
// create a memory stream object
MemoryStream ms = new MemoryStream();
// save the updated document to stream object
editor.Save(ms);
//create PdfConverter object
PdfConverter objConverter = new PdfConverter();
//bind input pdf file
objConverter.BindPdf(ms);
//set StartPage and EndPage properties to the page number to
//you want to convert images from
objConverter.StartPage = 1;
objConverter.EndPage = 1;
//Counter
int page = 1;
//initialize the converting process
objConverter.DoConvert();
//check if pages exist and then convert to image one by one
while (objConverter.HasNextImage())
objConverter.GetNextImage(dataDir+ "Specific_Region-Image" + page++ + ".jpeg", System.Drawing.Imaging.ImageFormat.Jpeg);
//close the PdfConverter object
objConverter.Close();
// close MemoryStream object holding the updated document
ms.Close();
}
public static void Run()
{
// ExStart:ConvertPDFPages
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_Images();
// Create PdfConverter object
PdfConverter objConverter = new PdfConverter();
// Bind input pdf file
objConverter.BindPdf(dataDir + "ConvertPDFPages.pdf");
// Initialize the converting process
objConverter.DoConvert();
objConverter.CoordinateType = PageCoordinateType.CropBox;
// Check if pages exist and then convert to image one by one
while (objConverter.HasNextImage())
{
objConverter.GetNextImage(dataDir + DateTime.Now.Ticks.ToString() + "_out_.jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
}
// Close the PdfConverter object
objConverter.Close();
// ExEnd:ConvertPDFPages
}
public static void Run()
{
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_Images();
//create PdfConverter object
PdfConverter objConverter = new PdfConverter();
//bind input pdf file
objConverter.BindPdf(dataDir+ "ConvertPDFPages.pdf");
//initialize the converting process
objConverter.DoConvert();
objConverter.CoordinateType = PageCoordinateType.CropBox;
//check if pages exist and then convert to image one by one
while (objConverter.HasNextImage())
objConverter.GetNextImage(dataDir+ DateTime.Now.Ticks.ToString() + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
//close the PdfConverter object
objConverter.Close();
}
internal void DoSplit()
{
string[] files = Directory.GetFiles(sPath, "*.pdf", SearchOption.AllDirectories);
int fileCount = files.Length;
int fileCounter = 0;
foreach (string sourceFile in files)
{
Aspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(sourceFile);
//Create a PdfConverter object
PdfConverter converter = new PdfConverter();
//Bind the input PDF file
converter.BindPdf(sourceFile);
// Specify the start page to be processed
converter.StartPage = 1;
// Specify the end page for processing
converter.EndPage = pdfDocument.Pages.Count;
// Create a Resolution object to specify the resolution of resultant image
converter.Resolution = new Aspose.Pdf.Devices.Resolution(300);
//Initialize the convertion process
converter.DoConvert();
string docPath = Path.Combine(Path.GetDirectoryName(sourceFile),
Path.GetFileNameWithoutExtension(sourceFile) + ".docx");
Aspose.Words.Document doc = new Aspose.Words.Document();
DocumentBuilder builder = new DocumentBuilder(doc);
int pageCount = 0;
//Check if pages exist and then convert to image one by one
while (converter.HasNextImage())
{
pageCount++;
string filePath = Path.Combine(Path.GetDirectoryName(sourceFile),
Path.GetFileNameWithoutExtension(sourceFile) + "_" + pageCount.ToString() + ".png");
using (MemoryStream imageStream = new MemoryStream())
{
converter.GetNextImage(imageStream, System.Drawing.Imaging.ImageFormat.Png);
imageStream.Position = 0;
System.IO.File.WriteAllBytes(filePath, imageStream.ToArray());
}
builder.InsertImage(filePath);
}
// Close the PdfConverter instance and release the resources
doc.Save(docPath);
converter.Close();
// Close the stream holding the image object
fileCounter++;
Program.mainWindow.updateProgress(Convert.ToInt32(Math.Floor(Convert.ToDouble(fileCounter) * (100 / Convert.ToDouble(fileCount)))));
}
Program.mainWindow.updateProgress(100);
}
public static void Run()
{
// ExStart:ConvertPageRegion
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdfFacades_Images();
// Instantiate PdfPageEditor class to get particular page region
Aspose.Pdf.Facades.PdfPageEditor editor = new Aspose.Pdf.Facades.PdfPageEditor();
// Bind the source PDF file
editor.BindPdf(dataDir + "Convert-PageRegion.pdf");
// Move the origin of PDF file to particular point
editor.MovePosition(0, 700);
// Create a memory stream object
MemoryStream ms = new MemoryStream();
// Save the updated document to stream object
editor.Save(ms);
// Create PdfConverter object
PdfConverter objConverter = new PdfConverter();
// Bind input pdf file
objConverter.BindPdf(ms);
// Set StartPage and EndPage properties to the page number to
// You want to convert images from
objConverter.StartPage = 1;
objConverter.EndPage = 1;
// Counter
int page = 1;
// Initialize the converting process
objConverter.DoConvert();
// Check if pages exist and then convert to image one by one
while (objConverter.HasNextImage())
{
objConverter.GetNextImage(dataDir + "Specific_Region-Image" + page++ + "_out_.jpeg", System.Drawing.Imaging.ImageFormat.Jpeg);
}
// Close the PdfConverter object
objConverter.Close();
// Close MemoryStream object holding the updated document
ms.Close();
// ExEnd:ConvertPageRegion
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
//create PdfConverter object
PdfConverter objConverter = new PdfConverter();
//bind input pdf file
objConverter.BindPdf(dataDir+ "input.pdf");
//initialize the converting process
objConverter.DoConvert();
objConverter.ShowHiddenAreas = true;
//check if pages exist and then convert to image one by one
while (objConverter.HasNextImage())
objConverter.GetNextImage(dataDir+ DateTime.Now.Ticks.ToString() + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
//close the PdfConverter object
objConverter.Close();
}
public static void Run()
{
//ExStart:ExportPDFPagesToImagesAndRecognizeBarCode
// For complete examples and data files, please go to https://github.com/aspose-barcode/Aspose.BarCode-for-.NET
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_TechnicalArticles();
try
{
Document pdfDocument = new Document(dataDir + "document.pdf");
int pageCount = pdfDocument.Pages.Count;
for (var i = 1; i <= pageCount; i++)
{
var converter = new PdfConverter();
converter.BindPdf(dataDir + @"document.pdf");
converter.StartPage = i;
converter.EndPage = i;
converter.DoConvert();
MemoryStream stream = new MemoryStream();
converter.GetNextImage(stream, ImageFormat.Png);
using (BarCodeReader reader = new BarCodeReader(stream, DecodeType.Code93Standard))
{
foreach (BarCodeResult result in reader.ReadBarCodes())
{
Console.WriteLine("Codetext found: " + result.CodeType + ", Symbology: " + result.CodeText);
}
}
converter.Close();
converter.Dispose();
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
//ExEnd:ExportPDFPagesToImagesAndRecognizeBarCode
Console.WriteLine(Environment.NewLine + "Export PDF Pages To Images And Recognize BarCode Finished.");
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
// instantiate PdfPageEditor class to get particular page region
Aspose.Pdf.Facades.PdfPageEditor editor = new Aspose.Pdf.Facades.PdfPageEditor();
// bind the source PDF file
editor.BindPdf(dataDir + "SampleInput.pdf");
// move the origin of PDF file to particular point
editor.MovePosition(0, 700);
// create a memory stream object
MemoryStream ms = new MemoryStream();
// save the updated document to stream object
editor.Save(ms);
//create PdfConverter object
PdfConverter objConverter = new PdfConverter();
//bind input pdf file
objConverter.BindPdf(ms);
//set StartPage and EndPage properties to the page number to
//you want to convert images from
objConverter.StartPage = 1;
objConverter.EndPage = 1;
//Counter
int page = 1;
//initialize the converting process
objConverter.DoConvert();
//check if pages exist and then convert to image one by one
while (objConverter.HasNextImage())
{
objConverter.GetNextImage(dataDir + "Specific_Region-Image" + page++ + ".jpeg", System.Drawing.Imaging.ImageFormat.Jpeg);
}
//close the PdfConverter object
objConverter.Close();
// close MemoryStream object holding the updated document
ms.Close();
}
public string ExtactImagesFromFile(EmpModel model)
{
try
{
string LData = "PExpY2Vuc2U+CjxEYXRhPgo8TGljZW5zZWRUbz5BdmVQb2ludDwvTGljZW5zZWRUbz4KPEVtYWlsVG8+aXRfYmlsbGluZ0BhdmVwb2ludC5jb208L0VtYWlsVG8+CjxMaWNlbnNlVHlwZT5EZXZlbG9wZXIgT0VNPC9MaWNlbnNlVHlwZT4KPExpY2Vuc2VOb3RlPkxpbWl0ZWQgdG8gMSBkZXZlbG9wZXIsIHVubGltaXRlZCBwaHlzaWNhbCBsb2NhdGlvbnM8L0xpY2Vuc2VOb3RlPgo8T3JkZXJJRD4xOTA1MjAwNzE1NDY8L09yZGVySUQ+CjxVc2VySUQ+MTU0ODI2PC9Vc2VySUQ+CjxPRU0+VGhpcyBpcyBhIHJlZGlzdHJpYnV0YWJsZSBsaWNlbnNlPC9PRU0+CjxQcm9kdWN0cz4KPFByb2R1Y3Q+QXNwb3NlLlRvdGFsIGZvciAuTkVUPC9Qcm9kdWN0Pgo8L1Byb2R1Y3RzPgo8RWRpdGlvblR5cGU+RW50ZXJwcmlzZTwvRWRpdGlvblR5cGU+CjxTZXJpYWxOdW1iZXI+Y2JmMzVkNWYtOWE2Ni00ZTI4LTg1ZGQtM2ExN2JiZTM0MTNhPC9TZXJpYWxOdW1iZXI+CjxTdWJzY3JpcHRpb25FeHBpcnk+MjAyMDA2MDQ8L1N1YnNjcmlwdGlvbkV4cGlyeT4KPExpY2Vuc2VWZXJzaW9uPjMuMDwvTGljZW5zZVZlcnNpb24+CjxMaWNlbnNlSW5zdHJ1Y3Rpb25zPmh0dHBzOi8vcHVyY2hhc2UuYXNwb3NlLmNvbS9wb2xpY2llcy91c2UtbGljZW5zZTwvTGljZW5zZUluc3RydWN0aW9ucz4KPC9EYXRhPgo8U2lnbmF0dXJlPnpqZDMrdWgzNTdiZHhqR3JWTTZCN3I2c250TkRBTlRXU2MyQi9RWS9hdmZxTnA0VHk5Z0kxR2V1NUdOaWVwRHArY1JrRFBMdjBDRTZ2MHNjYVZwK1JNTkF5SzdiUzdzeGZSL205Z0NtekFNUlptdUxQTm1laEtZVTNvOGJWVDJvWmRJeEY2dVRTMDhIclJxUnk5SWt6c3BxYmRrcEZFY0lGcHlLbDF2NlF2UT08L1NpZ25hdHVyZT4KPC9MaWNlbnNlPg==";
Stream stream = new MemoryStream(Convert.FromBase64String(LData));
stream.Seek(0, SeekOrigin.Begin);
new Aspose.Pdf.License().SetLicense(stream);
//// file license in app_code folder
//Aspose.Pdf.License license = new Aspose.Pdf.License();
//license.SetLicense(Server.MapPath("~/app_code/license.lic"));
string rootFolder = Directory.GetCurrentDirectory();
Stream fileStream = model.files.OpenReadStream();
string outPutFilePath = rootFolder + "\\wwwroot\\ExtractedImages\\";
PdfConverter objConverter = new PdfConverter();
objConverter.BindPdf(fileStream);
objConverter.DoConvert();
objConverter.CoordinateType = PageCoordinateType.CropBox;
var stamp = DateTime.Now.Ticks.ToString() + "_1.jpg";
if (objConverter.HasNextImage())
{
objConverter.GetNextImage(outPutFilePath + model.files.FileName + stamp, System.Drawing.Imaging.ImageFormat.Jpeg);
}
objConverter.Close();
return("Image Extracted Succesfully in this path :- " + System.IO.Path.Combine(outPutFilePath, model.files.FileName + stamp));
}
catch (Exception ex)
{
}
return("Some error occured, try after some time");
}
public static void Main()
{
// The path to the documents directory.
string dataDir = Path.GetFullPath("../../../Data/");
//create PdfConverter object
PdfConverter objConverter = new PdfConverter();
//bind input pdf file
objConverter.BindPdf(dataDir + "input.pdf");
//initialize the converting process
objConverter.DoConvert();
objConverter.ShowHiddenAreas = true;
//check if pages exist and then convert to image one by one
while (objConverter.HasNextImage())
{
objConverter.GetNextImage(dataDir + DateTime.Now.Ticks.ToString() + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
}
//close the PdfConverter object
objConverter.Close();
}
private OperationResult ValidatePageCounts(string pathTofile)
{
OperationResult operationResult = new OperationResult();
bool foundBarCode = false;
string currentUser = Utility.GetUserName();
int testCounter = 1;
string currentPatientID = string.Empty;
string currentTabID = string.Empty;
Aspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(pathTofile);
barCodeText = new List<ScannedDocument>();
int pageCount = pdfDocument.Pages.Count;
for (var i = 1; i <= pageCount; i++)
{
var converter = new PdfConverter();
converter.BindPdf(pathTofile);
converter.StartPage = i;
converter.EndPage = i;
converter.RenderingOptions.BarcodeOptimization = true;
converter.Resolution = new Aspose.Pdf.Devices.Resolution(300);
converter.DoConvert();
MemoryStream stream = new MemoryStream();
converter.GetNextImage(stream, ImageFormat.Png);
using (BarCodeReader reader = new BarCodeReader(stream, BarCodeReadType.Code39Standard))
{
while (reader.Read())
{
string[] barCodeDocument = reader.GetCodeText().Split('-');
ScannedDocument scannedDocument = new ScannedDocument();
scannedDocument.PatientID = barCodeDocument[0];
scannedDocument.TabID = barCodeDocument[1];
scannedDocument.CurrentPageNumber = int.Parse(barCodeDocument[2]);
scannedDocument.PageCount = int.Parse(barCodeDocument[3]);
scannedDocument.Text = reader.GetCodeText();
scannedDocument.FullPath = pathTofile;
scannedDocument.User = currentUser;
barCodeText.Add(scannedDocument);
foundBarCode = true;
}
}
converter.Close();
converter.Dispose();
if (foundBarCode != true)
{
operationResult.Success = false;
operationResult.ErrorMessage = "Job Failed: Could not Read Bar Code";
return operationResult;
}
foundBarCode = false;
}
//Step 1 Check to be sure the number of pages in the document
//matches the number of pages in the bar code
int pdfPageCount = 0;
int pdfPageCountCheck = 0;
Aspose.Pdf.Document pdfDocumentPageCount = new Aspose.Pdf.Document(barCodeText[0].FullPath);
pdfPageCount = pdfDocumentPageCount.Pages.Count;
currentPatientID = barCodeText[0].PatientID;
currentTabID = barCodeText[0].TabID;
for (int i = 0; i < barCodeText.Count; i++)
{
try
{
if (int.Parse(barCodeText[i].PatientID) < 1)
{
operationResult.Success = false;
operationResult.ErrorMessage = "Patient ID Invalid";
return operationResult;
}
}
catch
{
operationResult.Success = false;
operationResult.ErrorMessage = "Patient ID Invalid";
return operationResult;
}
try
{
if (int.Parse(barCodeText[i].TabID) < 1)
{
operationResult.Success = false;
operationResult.ErrorMessage = "Tab ID Invalid";
return operationResult;
}
}
catch
{
operationResult.Success = false;
operationResult.ErrorMessage = "Tab ID Invalid";
return operationResult;
}
if (testCounter == barCodeText[i].CurrentPageNumber && barCodeText[i].PageCount == barCodeText[i].CurrentPageNumber && barCodeText[i].PatientID == currentPatientID && barCodeText[i].TabID == currentTabID)
{
//string[] barCodePageCount = barCodeText[i].Text.Split('-');
pdfPageCountCheck = pdfPageCountCheck + barCodeText[i].PageCount;
testCounter = 1;
if (barCodeText[i].PageCount == barCodeText[i].CurrentPageNumber)
{
try
{
currentPatientID = barCodeText[i + 1].PatientID;
currentTabID = barCodeText[i + 1].TabID;
}
catch { }
}
}
else
{
if (testCounter == barCodeText[i].CurrentPageNumber && barCodeText[i].PatientID == currentPatientID && barCodeText[i].TabID == currentTabID)
{
testCounter++;
}
else
{
operationResult.Success = false;
operationResult.ErrorMessage = "Job Failed: Documents out of Order";
return operationResult;
}
}
}
if (pageCount != pdfPageCountCheck)
{
operationResult.Success = false;
operationResult.ErrorMessage = "Job Failed: Documents out of Order";
return operationResult;
}
operationResult.Success = true;
operationResult.ErrorMessage = "Job Confirmed";
return operationResult;
}
public static void Run()
{
try
{
// ExStart:HighlightCharacterInPDF
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdf_Text();
int resolution = 150;
Aspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(dataDir + "input.pdf");
using (MemoryStream ms = new MemoryStream())
{
PdfConverter conv = new PdfConverter(pdfDocument);
conv.Resolution = new Resolution(resolution, resolution);
conv.GetNextImage(ms, System.Drawing.Imaging.ImageFormat.Png);
Bitmap bmp = (Bitmap)Bitmap.FromStream(ms);
using (System.Drawing.Graphics gr = System.Drawing.Graphics.FromImage(bmp))
{
float scale = resolution / 72f;
gr.Transform = new System.Drawing.Drawing2D.Matrix(scale, 0, 0, -scale, 0, bmp.Height);
for (int i = 0; i < pdfDocument.Pages.Count; i++)
{
Page page = pdfDocument.Pages[1];
// Create TextAbsorber object to find all words
TextFragmentAbsorber textFragmentAbsorber = new TextFragmentAbsorber(@"[\S]+");
textFragmentAbsorber.TextSearchOptions.IsRegularExpressionUsed = true;
page.Accept(textFragmentAbsorber);
// Get the extracted text fragments
TextFragmentCollection textFragmentCollection = textFragmentAbsorber.TextFragments;
// Loop through the fragments
foreach (TextFragment textFragment in textFragmentCollection)
{
if (i == 0)
{
gr.DrawRectangle(
Pens.Yellow,
(float)textFragment.Position.XIndent,
(float)textFragment.Position.YIndent,
(float)textFragment.Rectangle.Width,
(float)textFragment.Rectangle.Height);
for (int segNum = 1; segNum <= textFragment.Segments.Count; segNum++)
{
TextSegment segment = textFragment.Segments[segNum];
for (int charNum = 1; charNum <= segment.Characters.Count; charNum++)
{
CharInfo characterInfo = segment.Characters[charNum];
Aspose.Pdf.Rectangle rect = page.GetPageRect(true);
Console.WriteLine("TextFragment = " + textFragment.Text + " Page URY = " + rect.URY +
" TextFragment URY = " + textFragment.Rectangle.URY);
gr.DrawRectangle(
Pens.Black,
(float)characterInfo.Rectangle.LLX,
(float)characterInfo.Rectangle.LLY,
(float)characterInfo.Rectangle.Width,
(float)characterInfo.Rectangle.Height);
}
gr.DrawRectangle(
Pens.Green,
(float)segment.Rectangle.LLX,
(float)segment.Rectangle.LLY,
(float)segment.Rectangle.Width,
(float)segment.Rectangle.Height);
}
}
}
}
}
dataDir = dataDir + "HighlightCharacterInPDF_out.png";
bmp.Save(dataDir, System.Drawing.Imaging.ImageFormat.Png);
}
// ExEnd:HighlightCharacterInPDF
Console.WriteLine("\nCharacters highlighted successfully in pdf document.\nFile saved at " + dataDir);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + "\nThis example will only work if you apply a valid Aspose License. You can purchase full license or get 30 day temporary license from http:// Www.aspose.com/purchase/default.aspx.");
}
}
private List <string> GetDocumentPages(string file, string folderName, int currentPage)
{
List <string> lstOutput = new List <string>();
string outfileName = "page_{0}";
string outPath = Config.Configuration.OutputDirectory + folderName + "/" + outfileName;
currentPage = currentPage - 1;
Directory.CreateDirectory(Config.Configuration.OutputDirectory + folderName);
string imagePath = string.Format(outPath, currentPage) + ".jpeg";
if (System.IO.File.Exists(imagePath) && currentPage > 0)
{
lstOutput.Add(imagePath);
return(lstOutput);
}
int i = currentPage;
var filename = System.IO.File.Exists(Config.Configuration.WorkingDirectory + folderName + "/" + file)
? Config.Configuration.WorkingDirectory + folderName + "/" + file
: Config.Configuration.OutputDirectory + folderName + "/" + file;
using (FilePathLock.Use(filename))
{
try
{
if (!System.IO.File.Exists(Config.Configuration.OutputDirectory + folderName + "/" + "outputPDF.pdf"))
{
Aspose.Page.Live.Demos.UI.Models.License.SetAsposePageLicense();
System.IO.FileStream pdfStream = new System.IO.FileStream(Config.Configuration.OutputDirectory + folderName + "/" + "outputPDF.pdf", System.IO.FileMode.CreateNew, System.IO.FileAccess.Write);
System.IO.FileStream psStream = new System.IO.FileStream(Config.Configuration.WorkingDirectory + folderName + "/" + file, System.IO.FileMode.Open, System.IO.FileAccess.Read);
try
{
if (file.ToLower().EndsWith(".xps"))
{
Page.XPS.XpsDocument document = new XpsDocument(psStream, new Page.XPS.XpsLoadOptions());
Aspose.Page.XPS.Presentation.Pdf.PdfSaveOptions options = new Aspose.Page.XPS.Presentation.Pdf.PdfSaveOptions();
Aspose.Page.XPS.Presentation.Pdf.PdfDevice device = new Aspose.Page.XPS.Presentation.Pdf.PdfDevice(pdfStream, new Size(595, 842));
document.Save(device, options);
}
else
{
PsDocument document = new PsDocument(psStream);
Aspose.Page.EPS.Device.PdfSaveOptions options = new Aspose.Page.EPS.Device.PdfSaveOptions(true);
Aspose.Page.EPS.Device.PdfDevice device = new Aspose.Page.EPS.Device.PdfDevice(pdfStream, new Size(595, 842));
document.Save(device, options);
}
}
finally
{
psStream.Close();
pdfStream.Close();
}
}
PdfConverter objConverter = new PdfConverter();
objConverter.BindPdf(Config.Configuration.OutputDirectory + folderName + "/" + "outputPDF.pdf");
objConverter.DoConvert();
objConverter.CoordinateType = PageCoordinateType.CropBox;
if (currentPage < objConverter.PageCount)
{
lstOutput.Add(objConverter.PageCount.ToString());
i = 0;
while (objConverter.HasNextImage() && i < objConverter.PageCount)
{
objConverter.StartPage = (currentPage + 1);
objConverter.GetNextImage(imagePath, System.Drawing.Imaging.ImageFormat.Png);
lstOutput.Add(imagePath);
break;
}
}
objConverter.Close();
}
catch (Exception ex)
{
throw ex;
}
return(lstOutput);
}
}
public static void Run()
{
try
{
// ExStart:HighlightCharacterInPDF
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdf_Text();
int resolution = 150;
Aspose.Pdf.Document pdfDocument = new Aspose.Pdf.Document(dataDir + "input.pdf");
using (MemoryStream ms = new MemoryStream())
{
PdfConverter conv = new PdfConverter(pdfDocument);
conv.Resolution = new Resolution(resolution, resolution);
conv.GetNextImage(ms, System.Drawing.Imaging.ImageFormat.Png);
Bitmap bmp = (Bitmap)Bitmap.FromStream(ms);
using (System.Drawing.Graphics gr = System.Drawing.Graphics.FromImage(bmp))
{
float scale = resolution / 72f;
gr.Transform = new System.Drawing.Drawing2D.Matrix(scale, 0, 0, -scale, 0, bmp.Height);
for (int i = 0; i < pdfDocument.Pages.Count; i++)
{
Page page = pdfDocument.Pages[1];
// Create TextAbsorber object to find all words
TextFragmentAbsorber textFragmentAbsorber = new TextFragmentAbsorber(@"[\S]+");
textFragmentAbsorber.TextSearchOptions.IsRegularExpressionUsed = true;
page.Accept(textFragmentAbsorber);
// Get the extracted text fragments
TextFragmentCollection textFragmentCollection = textFragmentAbsorber.TextFragments;
// Loop through the fragments
foreach (TextFragment textFragment in textFragmentCollection)
{
if (i == 0)
{
gr.DrawRectangle(
Pens.Yellow,
(float)textFragment.Position.XIndent,
(float)textFragment.Position.YIndent,
(float)textFragment.Rectangle.Width,
(float)textFragment.Rectangle.Height);
for (int segNum = 1; segNum <= textFragment.Segments.Count; segNum++)
{
TextSegment segment = textFragment.Segments[segNum];
for (int charNum = 1; charNum <= segment.Characters.Count; charNum++)
{
CharInfo characterInfo = segment.Characters[charNum];
Aspose.Pdf.Rectangle rect = page.GetPageRect(true);
Console.WriteLine("TextFragment = " + textFragment.Text + " Page URY = " + rect.URY +
" TextFragment URY = " + textFragment.Rectangle.URY);
gr.DrawRectangle(
Pens.Black,
(float)characterInfo.Rectangle.LLX,
(float)characterInfo.Rectangle.LLY,
(float)characterInfo.Rectangle.Width,
(float)characterInfo.Rectangle.Height);
}
gr.DrawRectangle(
Pens.Green,
(float)segment.Rectangle.LLX,
(float)segment.Rectangle.LLY,
(float)segment.Rectangle.Width,
(float)segment.Rectangle.Height);
}
}
}
}
}
dataDir = dataDir + "HighlightCharacterInPDF_out.png";
bmp.Save(dataDir, System.Drawing.Imaging.ImageFormat.Png);
}
// ExEnd:HighlightCharacterInPDF
Console.WriteLine("\nCharacters highlighted successfully in pdf document.\nFile saved at " + dataDir);
}
catch (Exception ex)
{
Console.WriteLine(ex.Message + "\nThis example will only work if you apply a valid Aspose License. You can purchase full license or get 30 day temporary license from http:// Www.aspose.com/purchase/default.aspx.");
}
}
public static async Task <HttpResponseMessage> Run([HttpTrigger(AuthorizationLevel.Function, "get", "post", Route = null)] HttpRequestMessage httpRequestMessage, ILogger log)
{
log.LogInformation($"ImageConverterFunction :HTTP trigger function processed request at : { DateTime.Now}");
//Binding file content from httpRequestMessage
var fileContent = httpRequestMessage.Content;
string jsonContent = fileContent.ReadAsStringAsync().Result;
//Get headers from httpRequestMessage
var headers = httpRequestMessage.Headers;
var jsonToReturn = string.Empty;
string errormessage = string.Empty;
HeaderModel headerModel = new HeaderModel();
try
{
//Validating headers from httprequestMessage
if (HeaderValidation.ValidateHeader(headers, ref errormessage))
{
headerModel.FileExtension = headers.GetValues(Constants.FILE_EXTENSION).First();
headerModel.FileType = headers.GetValues(Constants.FILE_TYPE).First();
log.LogInformation($"HeaderValidation success for File extension and FileType");
}
else
{
//Header values has empty or null return badrequest response
log.LogInformation($"HeaderValidation Failure for File extension and FileType :{errormessage}");
return(new HttpResponseMessage(HttpStatusCode.BadRequest)
{
Content = new StringContent($"{errormessage}")
});
}
#region ImageToThumbnail
//Converting Image file to Thumbnail image
if (headerModel.FileExtension == Constants.PNG || headerModel.FileExtension == Constants.JPEG)
{
try
{
//Validating Image specific headers
if (HeaderValidation.ValidateImageHeader(headers, ref errormessage))
{
headerModel.ThumnailImageHeight = headers.GetValues(Constants.THUMBNAIL_HEIGHT).First();
headerModel.ThumnailImageWidth = headers.GetValues(Constants.THUMBNAIL_WIDTH).First();
headerModel.InlineImageHeight = headers.GetValues(Constants.INLINE_HEIGHT).First();
headerModel.InlineImageWidth = headers.GetValues(Constants.INLINE_WIDTH).First();
log.LogError($"HeaderValidation Success for Image to thumbnail conversion");
}
else
{
//Header values has empty or null return badrequest response
log.LogInformation($"HeaderValidation Failure in Image to thumbnail conversion: {errormessage}");
return(new HttpResponseMessage(HttpStatusCode.BadRequest)
{
Content = new StringContent($"{ errormessage }", Encoding.UTF8, Constants.JSON)
});
}
//Convert file content to memorystream
var memoryStream = new MemoryStream(Convert.FromBase64String(jsonContent));
var imageObj = new { thumbnail = ConvertToThumbnail(memoryStream, Convert.ToInt32(headerModel.ThumnailImageHeight), Convert.ToInt32(headerModel.ThumnailImageWidth), log), inline = ConvertToThumbnail(memoryStream, Convert.ToInt32(headerModel.InlineImageHeight), Convert.ToInt32(headerModel.InlineImageWidth), log) };
jsonToReturn = JsonConvert.SerializeObject(imageObj);
}
catch (Exception ex)
{
log.LogError($"Exception occurred in Image file conversion to thumbnail, Error : {ex.Message},Details:{ex.InnerException}");
return(new HttpResponseMessage(HttpStatusCode.InternalServerError)
{
Content = new StringContent(ex.Message, Encoding.UTF8, Constants.JSON)
});
}
}
#endregion
#region PDFToThumbnail
//Converting Pdf first page to Thumbnail image
if (headerModel.FileExtension == Constants.PDF)
{
try
{
//To include license
Aspose.Pdf.License license = new Aspose.Pdf.License();
license.SetLicense("Aspose.Pdf.lic");
log.LogInformation("Aspose SetLicense Success");
ImageFormat format = GetImageFormat(headerModel.FileType, log);
PdfConverter pdfConverter = new PdfConverter();
//Validating pdf file specific headers
if (HeaderValidation.ValidatePdfFileHeader(headers, ref errormessage))
{
headerModel.Height = headers.GetValues(Constants.HEIGHT).First();
headerModel.Width = headers.GetValues(Constants.WIDTH).First();
log.LogInformation($"HeaderValidation Success for PDF to thumbnail conversion");
}
else
{
//Header values has empty or null return badrequest response
log.LogError($"HeaderValidation Failure for PDF to thumbnail conversion : {errormessage}");
return(new HttpResponseMessage(HttpStatusCode.BadRequest)
{
Content = new StringContent($"{errormessage}", Encoding.UTF8, Constants.JSON)
});
}
var streamContent = httpRequestMessage.Content.ReadAsStreamAsync();
pdfConverter.BindPdf(streamContent.Result);
//To convert first page of PDF
pdfConverter.StartPage = 1;
pdfConverter.EndPage = 1;
pdfConverter.Resolution = new Aspose.Pdf.Devices.Resolution(100);
pdfConverter.DoConvert();
MemoryStream imageStream = new MemoryStream();
while (pdfConverter.HasNextImage())
{
// Save the image in the given image Format
pdfConverter.GetNextImage(imageStream, format);
// Set the stream position to the beginning of the stream
imageStream.Position = 0;
}
var imageObj = new { content = ConvertToThumbnail(imageStream, Convert.ToInt32(headerModel.Width), Convert.ToInt32(headerModel.Height), log), contentType = "image/" + headerModel.FileType };
jsonToReturn = JsonConvert.SerializeObject(imageObj);
pdfConverter.Close();
imageStream.Close();
}
catch (Exception ex)
{
log.LogError($"Exception occurred in pdf file conversion to thumbnail,Error : {ex.Message},Details:{ex.InnerException}");
return(new HttpResponseMessage(HttpStatusCode.InternalServerError)
{
Content = new StringContent(ex.Message, Encoding.UTF8, Constants.JSON)
});
}
}
#endregion
log.LogInformation("ImageConverterFunction successfully processed.");
return(new HttpResponseMessage(HttpStatusCode.OK)
{
Content = new StringContent(jsonToReturn, Encoding.UTF8, Constants.JSON)
});
}
catch (Exception ex)
{
log.LogError($"Exception occurred in ImageConverterFunction,Error: { ex.Message},Details: { ex.InnerException}");
return(new HttpResponseMessage(HttpStatusCode.InternalServerError)
{
Content = new StringContent(ex.Message, Encoding.UTF8, Constants.JSON)
});
}
}