6 and screen composer 15 of fig1 are combined here into frame and screen composer unit 66 decoder encoder 5 and decoder 14 are replaced by decoder 62 as no re compression and decompression are needed for transferring information between the server and viewer as in fig1 command register 65 integrates the functions of registers 8 and 20 of fig1 the operation of this embodiment is according to fig5 except that step 35 excludes re compression step 36 is redundant and step 37 excludes decompression reference is now made to fig8 which describes a third preferred embodiment 1b of the present invention in this preferred embodiment the video source is an analog video tape rather than a digital video source as in the previously described preferred embodiments videotape player 82 reads analog video signals from video tape 81 e g a vcr cassette containing a movie from a video library or documenting a family event recorded by a home video camera control unit 80 controls the operation of player 82 according to user commands received via user interface 87 and stored in command register 85 frame grabber 84 constructs full screen video pictures from video signals received from video tape 81 via playe 82 and control unit 80 frame resizer 86 transforms frames constructed by frame grabber 84 to sub frames 22 in fig2 screen composer 88 composes full screen pictures composed of several sub frames e g according to fig3 a or 3b the pictures composed by screen composer 88 are stored in screen memory 89 and displayed on screen 90 sampling criteria detector 83 selects the next frame to be handled by frame grabber 84 and or frame resizer 86 according to the procedure of fig9 in the procedure of fig9 a user.