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以下代码片段也适用于 Aspose.PDF.Drawing 库。
XImage 类包含 GetAlternativeText 和 TrySetAlternativeText 方法,允许您获取和设置与图像对应的替代文本。
以下代码片段向您展示如何使用这些方法在 PDF 文件中设置图像的替代文本并获取它。
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