Write some Software

I want two softwares, one installed on android phone, the other on a pc. the software which is installed on phone want it as follow: 1-as long as the phone is not moving it is show a photo (like a screen saver) 2- once the phone is moved from place (gyroscope senses a movement) it is switched on, opening the front camera 3-when a photo is taken, the phone sends this photo to the PC via bluetooth or wifi the software which is installed on the PC 1- the software is on full screen showing a screen saver 2-when the photo is received from the phone, a water mark is added on the photo & show it on the screen (full screen) after 3 minutes everything is back to step 1