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  1. C# 將 WebP 圖像轉換為 JPG、PNG、TIFF 和 PDF | .NET WebP 轉換器

    如何在 C# 中將 WebP 轉換為 JPG、PNG、TIFF 或 PDF。使用開源 .NET 轉換 API。工作示例也可在 GroupDocs GitHub 存儲庫中獲得。...小、更改伽馬、對比度和亮度,並為轉換後的 JPG 圖像添加水印。以下是主題的快速鏈接: 在 C# 中將 WebP 轉換為...、伽瑪值;甚至將水印應用於轉換後的圖像。 將 WebP 圖片轉換為 JPG:對比度 - 翻轉 - 水印 - 亮度 - 調整大小...

    blog.groupdocs.com/zh-hant/conversion/convert-w...
  2. Change PDF Password in CSharp

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....之前我们讨论了[在文档中添加文本和图像水印][1] 以避免和非法使用。在本文中,我们将看到 如何为 PDF...

    blog.groupdocs.com/zh/tag/change-pdf-password-i...
  3. Unlock PDF in CSharp

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....之前我们讨论了[在文档中添加文本和图像水印][1] 以避免和非法使用。在本文中,我们将看到 如何为 PDF...

    blog.groupdocs.com/zh/tag/unlock-pdf-in-csharp/
  4. Protect Word CSharp

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....您可以使用水印、加密文件或對其進行密碼保護。在本文中,我們將學習如何向 Word...

    blog.groupdocs.com/zh-hant/tag/protect-word-csh...
  5. Protect Word Java

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....您可以使用水印、加密文件或对其进行密码保护。在本文中,我们将学习如何向 Word...

    blog.groupdocs.com/zh/tag/protect-word-java/
  6. Protect PowerPoint PPT Online

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....您可以使用水印、加密文件或对其进行密码保护。在本文中,我们将学习如何向 PowerPoint...

    blog.groupdocs.com/zh/tag/protect-powerpoint-pp...
  7. Protect PPT Java

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....您可以使用水印、加密文件或對其進行密碼保護。在本文中,我們將學習如何向 PowerPoint...

    blog.groupdocs.com/zh-hant/tag/protect-ppt-java/
  8. Password Protect Word Document

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....您可以使用水印、加密文件或對其進行密碼保護。在本文中,我們將學習如何向 Word...

    blog.groupdocs.com/zh-hant/tag/password-protect...
  9. Protect PPT CSharp

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....您可以使用水印、加密文件或對其進行密碼保護。在本文中,我們將學習如何向 PowerPoint...

    blog.groupdocs.com/zh-hant/tag/protect-ppt-csharp/
  10. Password Protect PDF

    Document Automation APIs to enrich .NET and Java applications to view, edit, annotate, convert, compare, e-sign, parse, split, merge, redact, or classify documents of almost all the popular file formats....您可以使用水印、加密文件或對其進行密碼保護。在本文中,我們將學習如何為 PDF...

    blog.groupdocs.com/zh-hant/tag/password-protect...