My phone is about a year old now and was working fine until last night where I heard my phone restart (I heard the samsung boot up noise) but when I looked at it, it was stuck on the Samsung Galaxy S3 GT-I9300 boot screen. Turned off the phone by the button and it just restarts to the same point. Took the battery out and left it for a few minutes, turned it back on and now all I get is this;

I'm not too bothered about the phone, but any idea how I can get data off?

I'm not too bothered about the phone, but any idea how I can get data off?