The font of the content in the PDF to PNG conversion is SourceHanSansHWSC-Regular.otf font, and the PNG image is garbled after conversion.
Use font package for Source Black OTF
If the font is correct when converting Wo…...fileKey = pageKey_pre+i; try { log.debug("文件-" + sourceFile.getFileName()...} finally { page.close(); } log.debug(“文件-” + sourceFile.getFileName()...