Bilder aus Arbeitsblättern mit ImageOrPrintOptions extrahieren
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Microsoft Excel-Benutzer können Bilder zu Tabellenkalkulationen hinzufügen. Mit Aspose.Cells ist es möglich, Bilder aus Microsoft Excel-Dateien zu lesen und auf einem lokalen Laufwerk zu speichern. Dieser Artikel zeigt, wie das geht.
Der nachstehende Beispielscode zeigt, wie Bilder aus einer Excel-Datei extrahiert und gespeichert werden können.
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// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-.NET | |
//Source directory | |
string sourceDir = RunExamples.Get_SourceDirectory(); | |
//Output directory | |
string outputDir = RunExamples.Get_OutputDirectory(); | |
// Open a template Excel file | |
Workbook workbook = new Workbook(sourceDir + "sampleExtractImagesFromWorksheets.xlsx"); | |
// Get the first worksheet | |
Worksheet worksheet = workbook.Worksheets[0]; | |
// Get the first Picture in the first worksheet | |
Aspose.Cells.Drawing.Picture pic = worksheet.Pictures[0]; | |
// Set the output image file path | |
string picformat = pic.ImageType.ToString(); | |
// Note: you may evaluate the image format before specifying the image path | |
// Define ImageOrPrintOptions | |
ImageOrPrintOptions printoption = new ImageOrPrintOptions(); | |
// Specify the image format | |
printoption.ImageType = Drawing.ImageType.Jpeg; | |
// Save the image | |
pic.ToImage(outputDir + "outputExtractImagesFromWorksheets.jpg", printoption); |