Coverity vaapi

Thanks much. You may decided where to squash which hunk. The first VAAPI one got a bit bigger cause of the -fpermissive default compiler settings.

See:
```
VAAPI.cpp: In member function 'void VAAPI::COutput::StateMachine(int, Actor::Protocol*, Actor::Message*)':
VAAPI.cpp:1574:11: error: jump to case label [-fpermissive]
           default:
           ^
VAAPI.cpp:1559:36: error:   crosses initialization of 'VAAPI::CVaapiProcessedPicture outPic'
             CVaapiProcessedPicture outPic;
                                    ^
VAAPI.cpp:1597:11: error: jump to case label [-fpermissive]
           default:
           ^
VAAPI.cpp:1586:36: error:   crosses initialization of 'VAAPI::CVaapiProcessedPicture outPic'
             CVaapiProcessedPicture outPic;
                                    ^
make[1]: *** [VAAPI.o] Error 1
make: *** [xbmc/cores/dvdplayer/DVDCodecs/Video/Video.a] Error 2
```