On Tue, 11 Jan 2022 at 07:09, Zhang Chen <tgfb...@me.com> wrote: > > To record screencast, AVAssetWriter APIs were called for each > cocoa_update call. > > Commands for start/stop recording were added to View menu.
This seems a bit of an odd feature -- why doesn't the OS just permit screen recording of any application without the app having to have code for it specifically ? -- PMM