fwr: set initial quality according to flashvars instead of hard-coded values

git-svn-id: svn+ssh://kelev.kaltura.com/usr/local/kalsource/front/workspaces/krecord/trunk@93580 6b8eccd3-e8c5-4e7d-8186-e12b5326b719
qnd: use given h264 values :)

git-svn-id: svn+ssh://kelev.kaltura.com/usr/local/kalsource/front/workspaces/krecord/trunk@93581 6b8eccd3-e8c5-4e7d-8186-e12b5326b719