How to display inline image in html2image?












0














I am attempting, and failing, to use Html2Image to display an inline image in an image that has been generated from HTML.



Here is the HTML with the inline image:



<b>HIIII LARGE</b><br>
<img src="data:image/png;base64, uohpiuguigiuguugyfy..." alt="test"/>


I am converting it into a PNG using:



HtmlImageGenerator imageGenerator = new HtmlImageGenerator();
imageGenerator.loadHtml(getTemplate("char", size, model));
imageGenerator.saveAsImage("temp.png");
imageGenerator.saveAsHtmlWithMap("hello-world.html", "hello-world.png");
BufferedImage image = imageGenerator.getBufferedImage();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(image, "png", baos);
baos.flush();
final byte imageInByte = baos.toByteArray();
baos.close();
return imageInByte;


But the embed image does not display in the generated PNG:



enter image description here



What am I doing wrong here? How do I get the embedded image to display?










share|improve this question






















  • HtmlImageGenerator seems to use a JEditorPane for rendering the HTML. Swing HTML support does not extend to the ability to render data images. It might be possible by digging into the HTMLEditorKit and changing the image loading element to support data images, but then you'd need to find a way to get HtmlImageGenerator to use the altered editor pane.
    – Andrew Thompson
    Nov 22 '18 at 22:21
















0














I am attempting, and failing, to use Html2Image to display an inline image in an image that has been generated from HTML.



Here is the HTML with the inline image:



<b>HIIII LARGE</b><br>
<img src="data:image/png;base64, uohpiuguigiuguugyfy..." alt="test"/>


I am converting it into a PNG using:



HtmlImageGenerator imageGenerator = new HtmlImageGenerator();
imageGenerator.loadHtml(getTemplate("char", size, model));
imageGenerator.saveAsImage("temp.png");
imageGenerator.saveAsHtmlWithMap("hello-world.html", "hello-world.png");
BufferedImage image = imageGenerator.getBufferedImage();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(image, "png", baos);
baos.flush();
final byte imageInByte = baos.toByteArray();
baos.close();
return imageInByte;


But the embed image does not display in the generated PNG:



enter image description here



What am I doing wrong here? How do I get the embedded image to display?










share|improve this question






















  • HtmlImageGenerator seems to use a JEditorPane for rendering the HTML. Swing HTML support does not extend to the ability to render data images. It might be possible by digging into the HTMLEditorKit and changing the image loading element to support data images, but then you'd need to find a way to get HtmlImageGenerator to use the altered editor pane.
    – Andrew Thompson
    Nov 22 '18 at 22:21














0












0








0







I am attempting, and failing, to use Html2Image to display an inline image in an image that has been generated from HTML.



Here is the HTML with the inline image:



<b>HIIII LARGE</b><br>
<img src="data:image/png;base64, uohpiuguigiuguugyfy..." alt="test"/>


I am converting it into a PNG using:



HtmlImageGenerator imageGenerator = new HtmlImageGenerator();
imageGenerator.loadHtml(getTemplate("char", size, model));
imageGenerator.saveAsImage("temp.png");
imageGenerator.saveAsHtmlWithMap("hello-world.html", "hello-world.png");
BufferedImage image = imageGenerator.getBufferedImage();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(image, "png", baos);
baos.flush();
final byte imageInByte = baos.toByteArray();
baos.close();
return imageInByte;


But the embed image does not display in the generated PNG:



enter image description here



What am I doing wrong here? How do I get the embedded image to display?










share|improve this question













I am attempting, and failing, to use Html2Image to display an inline image in an image that has been generated from HTML.



Here is the HTML with the inline image:



<b>HIIII LARGE</b><br>
<img src="data:image/png;base64, uohpiuguigiuguugyfy..." alt="test"/>


I am converting it into a PNG using:



HtmlImageGenerator imageGenerator = new HtmlImageGenerator();
imageGenerator.loadHtml(getTemplate("char", size, model));
imageGenerator.saveAsImage("temp.png");
imageGenerator.saveAsHtmlWithMap("hello-world.html", "hello-world.png");
BufferedImage image = imageGenerator.getBufferedImage();
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageIO.write(image, "png", baos);
baos.flush();
final byte imageInByte = baos.toByteArray();
baos.close();
return imageInByte;


But the embed image does not display in the generated PNG:



enter image description here



What am I doing wrong here? How do I get the embedded image to display?







java html image html2image






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked Nov 22 '18 at 22:03









crm

2,0001349101




2,0001349101












  • HtmlImageGenerator seems to use a JEditorPane for rendering the HTML. Swing HTML support does not extend to the ability to render data images. It might be possible by digging into the HTMLEditorKit and changing the image loading element to support data images, but then you'd need to find a way to get HtmlImageGenerator to use the altered editor pane.
    – Andrew Thompson
    Nov 22 '18 at 22:21


















  • HtmlImageGenerator seems to use a JEditorPane for rendering the HTML. Swing HTML support does not extend to the ability to render data images. It might be possible by digging into the HTMLEditorKit and changing the image loading element to support data images, but then you'd need to find a way to get HtmlImageGenerator to use the altered editor pane.
    – Andrew Thompson
    Nov 22 '18 at 22:21
















HtmlImageGenerator seems to use a JEditorPane for rendering the HTML. Swing HTML support does not extend to the ability to render data images. It might be possible by digging into the HTMLEditorKit and changing the image loading element to support data images, but then you'd need to find a way to get HtmlImageGenerator to use the altered editor pane.
– Andrew Thompson
Nov 22 '18 at 22:21




HtmlImageGenerator seems to use a JEditorPane for rendering the HTML. Swing HTML support does not extend to the ability to render data images. It might be possible by digging into the HTMLEditorKit and changing the image loading element to support data images, but then you'd need to find a way to get HtmlImageGenerator to use the altered editor pane.
– Andrew Thompson
Nov 22 '18 at 22:21

















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