Produce a TIF per page from the input DJVU file. The output name is simply the page number of the current page. Requires ddjvu => http://djvu.sourceforge.net/doc/man/ddjvu.html

djvu2tif.ps1

# extract tif per page from djvu 
# requires djvulibre

param(
    [Parameter(Mandatory=$true,ValueFromPipeline=$true,Position=0)]
    [string]$in
)

process 
{
    $basePath = split-path $script:myinvocation.mycommand.path
    $file = new-object System.IO.FileInfo([System.IO.Path]::Combine($basePath, $in))
    $input = ('"{0}"' -f $file.FullName)
    $pagecount = & djvused -e 'n' $input
    for ($i = 1; $i -le $pagecount; $i++) {
        $output = ('"{0}\{1}.tif"' -f $file.DirectoryName, $i)
        $args = "-format=tif -page=$i $input $output"
        write-host $args
        start-process ddjvu $args -NoNewWindow -wait
    }
}