+----------------------+
           | External Interface   |
           |       (A8)           |
           +----------v-----------+
     (4 CH)           |
           +----------v-----------+
           |   IPCBits Out (A8)   |
           |                      |
           |   4 CH D1 30fps      |
           |   H.264 1920 x 1080  |
           +----------v-----------+
     (4 CH)           |  IPCBits In (M3)
           +----------v-----------+
           |       DecLink        |
           +----------v-----------+
     (4 CH)           |
                +-----v------+
                |  DUP LINK  |
                |            |
                +---v----v---+
     (4 CH)         |    |   (4 CH)
             +------+    +----------+   
             |                      |   
     +-------v-------+              |  
     |  Scalar (sic) |              |  
     +-------v-------+              |  
             |                      | 
     (4 CH)  |                      | 
 (720x480p)  |                +-----v------+
   (30fps)   |                |    SWMS    |
             |                |            |
             |                +-----v------+
             |              (1 CH)  |  720 x 480 30 fps
             |                +-----v------+
             |                |    NSF     |
             |                |            |
             |                +-----v------+
             |                      |
             |   +------------------+      
             |   |      
        +----v---v----+
        |    Merge    |
        +------v------+ 
               |  (5 CH) 
        +------v-------+
        |              |
        | H.264 Encode |             
        |              |
        +------v-------+     
               |  (5 CH)
               |  IPCBits Out (M3)
    +----------v----------------+
    |   IPCBits In (A8)         |
    |                           |
    |   5 CH  30fps             |
    |   H.264 720 x 480         |
    +-------------v-------------+
     (5 CH)       |
       +----------v-----------+
       | External Interface   |
       |       (A8)           |
       +----------------------+