NOTE: [lepton] family = frame-size 368/416x-2 (AR) pixels, 16:9 or 2.35 aspect ratio
             ONLY for PC/PS3/Xbox/standalone mp4 capable players. 
             NOT Handhelds/iPod/PSP/Zune/clones compatible file, however, 
             some portables accept these format (TIP: upgrade firmware).       
      272p = frame-size 480x272 pixels, 16:9 aspect ratio, playable on all kinds
             of MP4 capable devices/players/playback systems (CURRENTLY "ON HOLD")
      320p = frame-size 576x320 pixels, 16:9 aspect ratio, or 576x240 for 2.35:1
             (movies/theatrical AR)middle-format, playback
             ONLY on PC/PS3/Xbox/standalone mp4 capable players. 
             NOT Handhelds/iPod/PSP/Zune/clones compatible file, however, 
             some portables accept these format (TIP: upgrade firmware).       
      352p = frame-size 624x352 pixels, 16:9 aspect ratio, middle-format, playback
             ONLY on PC/PS3/Xbox/standalone mp4 capable players. 
             NOT Handhelds/iPod/PSP/Zune/clones compatible file, however, 
             some portables accept these format (TIP: upgrade firmware).       
      360p = frame-size 640x360 pixels, 16:9 aspect ratio, middle-format, playback
             as for 272p (except streaming)
      480p = frame-size 720x480 pixels for 16:9 aspect ratio (TV) or 720x304
             for 2.35:1 (movies/theatrical AR)
      720p = frame-size 1280x720 pixels for 16:9 aspect ratio (TV) or 1280x528-544
             for 2.35:1 (movies/theatrical AR), hardware intensive