Spire.Presentation 3.5.1 supports to convert base64 encoded image in HTML to PPTX

We're glad to announce that Spire.Presentation hotfix version 3.5.1 is released today. This version supports to convert base64 encoded image in HTML to PPTX and to set vertical alignment of text in table cell to Left/Right when text direction is vertical. Moreover, it also fixes two issues occurring when converting PPT to PDF and loading PPTX document. View the details below.

New features:

• Supports to convert base64 encoded images like [img src="data:image/png;base64,...] in HTML to PPTX.
• Supppots to set vertical alignment of text in table cell to Left/Right when text direction is vertical.

table[1,1].VerticalTextType = VerticalTextType.Vertical;
table[1,1].TextAnchorType = TextAnchorType.Right;

Bug fixes:

• Fixes the issue that some text was added borders when converting PPT to PDF.
• Fixes the issue that the application threw Spire.Presentation.DocumentUnkownFormatException when loading PPTX document.