Object validity checks
git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt++@366
d19143bc-622f-0410-bfdd-
b5b2a6649095
Build and docs modifications
git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt++@364
d19143bc-622f-0410-bfdd-
b5b2a6649095
Initial revision
git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt++@360
d19143bc-622f-0410-bfdd-
b5b2a6649095