使用 ImageOrPrintOptions 从工作表中提取图像
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Microsoft Excel 用户可以向工作表添加图片。使用 Aspose.Cells for Python via .NET，可以读取 Excel 文件中的图片并保存到本地。本文示范了操作步骤。
下面的示例代码显示了如何从 Excel 文件中提取图像并保存。
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| from aspose.cells import Workbook | |
| from aspose.cells.drawing import ImageType | |
| from aspose.cells.rendering import ImageOrPrintOptions | |
| # For complete examples and data files, please go to https:# github.com/aspose-cells/Aspose.Cells-for-.NET | |
| # Source directory | |
| sourceDir = RunExamples.Get_SourceDirectory() | |
| # Output directory | |
| outputDir = RunExamples.Get_OutputDirectory() | |
| # Open a template Excel file | |
| workbook = Workbook(sourceDir + "sampleExtractImagesFromWorksheets.xlsx") | |
| # Get the first worksheet | |
| worksheet = workbook.worksheets[0] | |
| # Get the first Picture in the first worksheet | |
| pic = worksheet.pictures[0] | |
| # Set the output image file path | |
| picformat = str(pic.image_type) | |
| # Note: you may evaluate the image format before specifying the image path | |
| # Define ImageOrPrintOptions | |
| printoption = ImageOrPrintOptions() | |
| # Specify the image format | |
| printoption.image_type = ImageType.JPEG | |
| # Save the image | |
| pic.to_image(outputDir + "outputExtractImagesFromWorksheets.jpg", printoption) |