To Insert a image from Binary file into a paragraph rule and display it as PDF i followed below steps and it worked

Activity

Non auto generated section

Paragraph

Binary file with image

Paragraph rule has code as below with binary file pzinskey as below.

<% String ImgData=tools.getDatabase().open("RULE-FILE-BINARY WEBWB LHH_xxxxxxxxxxxx!PNG #20260129T103048.129 GMT",false).getString("pyFileSource"); %> 
<img src="data:image/png;base64,<%=ImgData.trim()%>" style="object-fit:cover;display:block;" height="750" width="650" >

Non Auto gen section:

<pd4ml:transform
pageFormat="A4"
pageOrientation="potrait"
>  
  <div>
    
    <pd4ml:page.header>  
    <pega:include name="DocHeaderrule" type="Rule-HTML-Paragraph"/>
    </pd4ml:page.header> 
  
    <pd4ml:page.footer>  
    <pega:include name="DocFooter" type="Rule-HTML-Paragraph"/>
    </pd4ml:page.footer>
  
  <pega:include name="IMPEReleasePDFStyle" type="Rule-HTML-Section"/>  
    <pega:include name="paragraphrulenamexxxx" type= "RULE-HTML-Paragraph"/>  
   
  </div>      

Activity:

method:Property-Set-Stream

Params:

Local.theHTML to hold output

Rule-HTML-Section

Autogensectionname

Call HTMLToPDF OOTB activity

</pd4ml:transform>