i have made a small webapplication that convert the pdf files to image very quickly.
actually i was working on postscript from last 2years and using Ghostview utility very heavily. this give lot of support to developers to create such kind of applications with single command. This is free and stable product.
in application there are two textboxes, one for pdf input and other for image output.
input should be a complete pdf path
output should be like this
i am generating the command at run-time and then save in batch file. and after that execute the batch file programmtically to get the result.
please feel free to ask and suggest
Refer below link for another solution to convert pdf file into image in asp.net