Parameters:
- Mpeg2MBInfo *mbi
- Pointer to specific Mpeg2MBInfo structure within an Mpeg2MBInfoArray structure.
- intmotion_fwd_flag
- 1 or 0
Return value:
None.
Description:
Sets motion forward flag field of mbi to motion_fwd_flag. 1 indicates forward motion vectors exist, 0 indicates no forward motion vectors exist.