On Tuesday, June 29, 2021 at 1:00:35 AM UTC+8 John MacFarlane wrote:

This lua filter should do the job:

function Image(el)
el.src = string.gsub(el.src, ".svg", ".pdf")
return el
end

Liwei Ma <liwe...@gmail.com> writes:

> Pandoc supports ' --default-image-extension= ' to add a custom extension to
> an image in markdown. While most markdown editor don't support to add a
> default extension to the file name and cannot render right with images that
> omits extension.
>
> So in an editor, one has to remain the extension such as 'file.svg' for
> better rendering. While in pandoc script, it is better change the '*.svg'
> to '*.pdf' for image files.
>
> Is there an easy way to do this? Or how to write a filter to do this?
>
> Best regards
>
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