Released: Feb 1, 2026

4.1.4 での更新項目

機能

PDF4Java

• Added support for page transparency group.
• PDF/A-1 validation now checks the presence of page transparency group.

不具合の修正

PDF4Java

• Colorspaces are not extracted from PDF file.

PDF4Java.Render

• Some text is not displayed because the backing TrueType font is invalid.
• Page with invalid font cannot be rendered, throws stack overflow exception.
• Text is not rendered correctly, characters are scrambled.