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/*
* Copyright (c) 1995 The Regents of the University of California.
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for any purpose, without fee, and without written agreement is
* hereby granted, provided that the above copyright notice and the following
* two paragraphs appear in all copies of this software.
*
* IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
* OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
* CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
contributed by (but no rights held by):
Michael J. Donahue
National Institute of Standards and Technology
Gaithersburg MD USA
donahue@ulexite.nist.gov
*/
#include <X11/Xlib.h>
#include <X11/Xutil.h>
/* Declaration of global video display window */
extern Window window;
#define DISPLAY_WINDOW_BORDER 4
/* Control bar display flag */
extern int ControlShow;
#define CTRLBAR_OFF 0
#define CTRLBAR_ON 1
#define CTRLBAR_NONE 2 /* No control bar at all */
/* Video play states */
extern int ControlState;
#define CTRL_UNDEFINED -1
#define CTRL_PAUSE 0
#define CTRL_PLAY 1
#define CTRL_STEP 2
#define CTRL_EOF 3
#define CTRL_REWIND 4
#define CTRL_FFWD 5 /* Fast Forward (skips frames w/o display) */
#define CTRL_EXIT 6
/* ControlMotion tracks Play/Pause status (for resumption after e.g. Rewind) */
extern int ControlMotion;
#define CTRLMOTION_OFF 0 /* Pause */
#define CTRLMOTION_ON 1 /* Play */
/* Film status */
extern int FilmState; /* Note: This is slightly different that EOF_flag, */
#define FILM_UNDEFINED -1 /* which denotes end-of-file on reading, whereas */
#define FILM_NORMAL 0 /* FilmState is end-of-film on displaying. */
#define FILM_END 1
/* StopWatch constants */
extern long TotalFrameCount; /* Total number of frames processed, with loops */
#define STOPWATCH_RESET 0 /* Resets timing, returns 0.0. */
#define STOPWATCH_START 1 /* Starts timing, returns 0.0. */
#define STOPWATCH_STOP 2 /* Stops timing, returns elapsed time in secs. */
#define STOPWATCH_READ 3 /* Returns elapsed time in seconds. */
/* Miscellaneous externals */
extern int loopFlag; /* Video loop flag */
extern int totNumFrames; /* Frame number */
extern int EOF_flag; /* EOF flag set by readfile routines */
extern int ditherType; /* NO_DITHER => no windows */
extern FILE *input; /* Video (mpeg) input file */
extern long seekValue; /* Used by SeekStream() as global import */
extern int startFrame; /* != -1 => skip all frames up to this one */
extern int endFrame; /* Either last frame to display or else frame count,
* depending on the value of seekValue. */
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