Function:     GgiMpeg

Purpose:      Record a movie in MPEG format.

Category:     USER-INTERFACE, GRAPHICS

File:         ggi.src

Author:       J.P. Terlouw

Use:
              #include "ggi.h"
              ident element;
              int   opcode;
              char *filename

              status = GgiMpeg(element, opcode [,filename]);

                element   -  any Ggi element.
                opcode    -  operation code:
                              ggiStart - start the recording process;
                              ggiNext  - record frame;
                              ggiStop  - stop recording and construct MPEG file.
                filename  -  name of MPEG file, required for opcode==ggiStart.

                status    -  0 OK, -1 error.

Description:  GgiMpeg allows a sequence of snapshots of an element to be
              combined in an MPEG movie. The actual recording is delegated
              to the task MPEG.

Related documents:
              mpeg.dc2, GgiPlotMovie.dc2

Updates:      Dec 8, 2004: JPT, Document created.