Fixed crash with some corrupted files
Fixed crash with some corrupted files

RodolpheFouquet/gpac,vladimir-kazakov/gpac,gpac/gpac,nguyen-viet-thanh-trung/gpac,ARSekkat/gpac,rauf/gpac,gpac/gpac,aymanelyaagoubi/gpac,emmanouil/gpac,RodolpheFouquet/gpac,Bevara/Access-open,Bevara/Access-open,ARSekkat/gpac,rbouqueau/gpac_brew_travis,gpac/gpac,Bevara/Access-open,rbouqueau/gpac_brew_travis,vladimir-kazakov/gpac,vladimir-kazakov/gpac,RodolpheFouquet/gpac,rauf/gpac,rbouqueau/gpac,rbouqueau/gpac,nguyen-viet-thanh-trung/gpac,gpac/gpac,emmanouil/gpac,rbouqueau/gpac,vladimir-kazakov/gpac,porcelijn/gpac,RodolpheFouquet/gpac,rbouqueau/gpac,ARSekkat/gpac,gpac/gpac,ARSekkat/gpac,emmanouil/gpac,aymanelyaagoubi/gpac,rbouqueau/gpac_brew_travis,emmanouil/gpac,gpac/gpac,rbouqueau/gpac,nguyen-viet-thanh-trung/gpac,rauf/gpac,rauf/gpac,nguyen-viet-thanh-trung/gpac,aymanelyaagoubi/gpac,RodolpheFouquet/gpac,rbouqueau/gpac,rbouqueau/gpac_brew_travis,RodolpheFouquet/gpac,porcelijn/gpac,aymanelyaagoubi/gpac,Bevara/Access-open,rauf/gpac,rbouqueau/gpac,ARSekkat/gpac,nguyen-viet-thanh-trung/gpac,rauf/gpac,porcelijn/gpac,ARSekkat/gpac,porcelijn/gpac,rbouqueau/gpac_brew_travis,porcelijn/gpac,Bevara/Access-open,rbouqueau/gpac,aymanelyaagoubi/gpac,aymanelyaagoubi/gpac,rbouqueau/gpac_brew_travis,Bevara/Access-open,nguyen-viet-thanh-trung/gpac,emmanouil/gpac,emmanouil/gpac,vladimir-kazakov/gpac,gpac/gpac,gpac/gpac,porcelijn/gpac,vladimir-kazakov/gpac