title          :: AFNI GUI: Recording videos
presentation   :: 
scripts        ::
date           :: 2020-03
speaker        :: Taylor
outline        :: 
Scroll through 3D vol in the AFNI GUI
    + video ('v' and 'V') and rebound/ricochet ('r' and 'R')
    + 'spacebar' to stop
    + AFNI tips button to see keypresses; webpage listing of tips
To record: Image window 'Rec' button -> 'Stay on'
    + as the image changes, a snapshot is taken
    + pauses are *not* recorded
    + don't leave video mode on ad infinitum while recording (memory usage!)
To save:
    + right-click save button ('Sav1.*') to select movie format
      - *.gif and/or *.mpeg, depending on system setup
    + left-click save button ('Sav1.*') to actually save
      - can save whole set of images, or sub-interval
      - can choose resolution through 'blowup' factor
Can choose framerate for each video format (ENV variable)
Can record montages
Can record scrolling through time
    + underlay 4D data set (e.g., EPI)
    + in graph window, can hit 'v' to scroll through time
    + just hit record button in image viewer in same way as for 3D vol