Release Highlights

Aspose.Slides for .NET 25.3 DLLs-only package delivers improvements for slide rendering, font handling, and caption tracks in videos. Now includes ink annotations and JPEG quality export settings.

✳️ New Feature

• Caption Track API: Embed or extract subtitle data in video frames.
• Ink Action Serialization: Support for ink annotations via InkActions.
• Custom JPEG Quality: Fine-tune JPEG export quality from image collections.

🔧 Enhancement

• Enhanced shape rendering and text positioning across formats.
• Optimized thumbnail rendering in multi-thread environments.

🛠 Fix

• Fixed clipping and formatting bugs for XPS, PPT, and SVG exports.
• Addressed font substitution inconsistencies during HTML5 rendering.
• Improved chart color consistency and paragraph bounds calculation.

🔍 Public API and Backward Incompatible Changes

• Video Enhancements: FadeInDuration, FadeOutDuration, VolumeValue, TrimFromStart, TrimFromEnd on IAudioFrame.

• Export Configs:

  • DisableFontLigatures across SVG, HTML, and HTML5 exports.
  • SkipJavaScriptLinks on all SaveOptions.

• TextFrame Extensions:

  • ParentShape, ParentCell, SplitTextByColumns() now available.

• Image Export:

  • JPEG export supports quality setting via overloads of Save().

👉 You can view the full list of updates by visiting Aspose.Slides for .NET 25.3 Release Notes

aspose slides video captions | disable ligatures html export | split text columns ppt | skip javascript ppt export | aspose image save quality