Extraire des images des feuilles de calcul à l aide des options d image ou d impression
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Les utilisateurs de Microsoft Excel peuvent ajouter des images aux feuilles de calcul. Avec Aspose.Cells, il est possible de lire des images à partir de fichiers Microsoft Excel et de les enregistrer sur un lecteur local. Cet article montre comment.
Le code d’exemple ci-dessous montre comment extraire des images à partir d’un fichier Excel et les enregistrer.
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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); |