On Nov 22, 2017, at 7:38 AM, Manik Khandelwal <manik123khandelwal@xxxxxxxxx> wrote:
> I want to process a dissected packet before exporting it as an hex file in wireshark but I am not able to find where to start from.
>
> Can someone help me out with this problem?
You would need to write a tap to do this; it would be a separate menu item to "export modified JPEGs" or whatever it is you want to do, not a part of the standard export menu item in Wireshark, as there's nothing in the Wireshark dissection code or packet exporting code to do this.