fix warnings

git-svn-id: svn://svn.code.sf.net/p/pinmame/code/trunk@3566 6f51dfdd-75df-4273-8f3b-818b1e6aa8bf
Add RawDmdWidth, RawDmdHeight and RawDmdPixels to deliver a buffer with brightness levels normalized to 0..100

..will be/is used in VP10 to grab the raw data from VPM

git-svn-id: svn://svn.code.sf.net/p/pinmame/code/trunk@3567 6f51dfdd-75df-4273-8f3b-818b1e6aa8bf