Hi Yubo,
The MSP430FR5994 runs at lower frequencies and isn't designed to capture and process camera data. I would propose that you consider a device which is designed for image processing applications such as TI's Sitara processors:
http://www…
Siva,
No Wi-Fi modules will be able to interface with your parallel camera interface. You can check out this reference design by sitara http://www.ti.com/tool/TIDEP0018
Best,
Vince