Release Highlights

Aspose.Slides for .NET 25.2 delivers precise audio control features, quality improvements in shape thumbnails, and fixes across SVG, ODP, PPTM, and chart rendering during format conversions.

✳️ New Feature

• Audio Frame Trimming: Set custom fade-in/fade-out durations and trim start/end times for embedded audio.
• Audio Volume Control: Define audio volume with VolumeValue as a percentage.
• Parent Reference Access: Access ParentShape and ParentCell from text frames.
• Ligature Control: Disable font ligatures during HTML, SVG, and other exports.

🔧 Enhancement

• Improved Thumbnail Quality: Higher-fidelity thumbnails from shapes for more accurate visual representations.

🛠 Fix

• Resolved missing shapes during ODP to PPTX conversion.
• Corrected index and alignment errors in PPTM to PPTX, XPS exports, and text box image positioning.
• Addressed chart label misalignment and ligature rendering in SVG.
• Fixed chart and axis label rendering issues in PDF and HTML5 exports.

🔍 Public API and Backward Incompatible Changes

• Added:
  • IAudioFrame.FadeInDuration, FadeOutDuration, VolumeValue, TrimFromStart, TrimFromEnd
  • IRenderingOptions.DisableFontLigatures, ISVGOptions.DisableFontLigatures, IHtmlOptions.DisableFontLigatures
  • ITextFrame.ParentShape, ParentCell

👉 You can view the full list of updates by visiting Aspose.Slides for .NET 25.2 Release Notes

shape thumbnail quality | audio fade trim pptx | odp to pptx fix | font ligature svg html | aspose slides textframe parent