fixed regprex rezising detection, stop event on close button segfaults

fixed regprex rezising detection, stop event on close button prevent segfaults

+ FIXED workaround on regExp pattern for scaling personalized video
+ FIXED workaround on resize calculation for now for small sizes on videos 
+ BUGFIX segfault when pus stop button and not finish process, event must be stoped firts
+ ADDED updated live the command line args
+ NEW added -stric experimental by default, need for faac and vpx codecs
+ create presets compatibles and added to future usages