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MJpgAlleg

The soul of MJpgAlleg is here. More...

Data Structures
struct	MJPGA_MOVIE
	The main struct of MJpgAlleg, it contain all information to play the movie. More...
Defines
#define	MJPGAT_DAT   AL_ID('D', 'A', 'T', ' ')
	Type datafile.
#define	MJPGAT_AVI   AL_ID('A', 'V', 'I', ' ')
	Type avi file.
#define	MJPGAST_JPG   AL_ID('J', 'P', 'G', ' ')
	Subtype jpg (only to datafiles).
#define	MJPGAST_M4V   AL_ID('M', '4', 'V', ' ')
	Subtype m4v (only to datafiles).
#define	MJPGAST_XVID   AL_ID('X', 'V', 'I', 'D')
	Subtype XviD (only to avi files).
#define	MJPGAST_DIVX   AL_ID('D', 'I', 'V', 'X')
	Subtype DivX (only to avi files).
#define	MJPGAM_NORMAL   0
	Display mode normal.
#define	MJPGAM_FULL   1
	Display mode full screen.
#define	MJPGAM_CENTER   2
	Display mode center.
#define	MJPGAM_HALF   3
	Display mode half size.
#define	MJPGAM_DOUBLE   4
	Display mode double size.
#define	MJPGAM_TOTAL_MODES   (MJPGAM_DOUBLE + 1)
	Numer of display modes.
Typedefs
typedef MJPGA_MOVIE	MJPGA_MOVIE
	The main struct of MJpgAlleg, it contain all information to play the movie.
Functions
void	init_movie (void)
	Alloc the memory for the movie.
int	play_movie (const char *file, BITMAP *bmp, int(*callback)())
	Play the movie, like play_fli().
int	open_movie (const char *file)
	Open a movie and prepare to play.
void	close_movie (void)
	Close the movie.
int	update_movie_frame (void)
	Jump to current frame.
void	set_mode_movie (unsigned char mode)
	Set movie mode.
unsigned char	get_mode_movie (void)
	Get movie mode.
Variables
MJPGA_MOVIE *	the_movie
	Current movie playing.
volatile int	timer_movie
	When timer_movie > 0, is necessary to update the frame.

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Detailed Description

The soul of MJpgAlleg is here.

This files is the core of the library.

Author:

Eduardo "Dudaskank"

Date:

• ??/05/2002 - Start version 1.0
• 29/09/2002 - Start of version 2.0
• 09/10/2002 - Start converting comments to doxygen style
• 21/10/2002 - Timer function moved to top
• 03/11/2002 - Bug fixes for version 2.11 (new line at end of file)

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Function Documentation

void close_movie (  void    )

Close the movie. This function call the appropriate close_movie_xxx() for each type of movie, and free the memory. Returns: Nothing See also: close_movie_dat(), close_movie_avi() Author: Eduardo "Dudaskank" Date: Created : ??/05/2002 Updated : 30/9/2002

unsigned char get_mode_movie (  void    )

Get movie mode. Return the display mode (0 is normal, non zero is fullscreen). Returns: Current display mode See also: set_mode_movie() Author: Eduardo "Dudaskank" Date: Created : 30/9/2002 Updated : -

void init_movie (  void    )

Alloc the memory for the movie. Alloc and start the global var the_movie and lock the timer and timer function in the first call. Returns: Nothing Author: Eduardo "Dudaskank" Date: Created : ??/05/2002 Updated : 09/10/2002

int open_movie (  const char *    file )

Open a movie and prepare to play. It will open file with the appropriate function, based on the extension of file. Returns: 1 on error, 0 ok See also: open_movie_dat(), open_movie_avi() Author: Eduardo "Dudaskank" Date: Created : ??/05/2002 Updated : 30/09/2002

int play_movie (  const char *    file, BITMAP *    bmp, int(*    callback)() )

Play the movie, like play_fli(). This function is like play_fli(). It will open the file calling open_movie(), and if it's ok, call the appropriate play_movie_xxx() based on the type of the movie. The bmp is the destination bitmap, and callback, if not NULL, will be called every time during the execution of the movie. If callback returns non zero, the movie stops. Returns: 1 on error, 0 ok See also: play_movie_dat(), play_movie_avi() Author: Eduardo "Dudaskank" Date: Created : ??/05/2002 Updated : 30/9/2002

void set_mode_movie (  unsigned char    mode )

Set movie mode. Set the display mode (0 is normal, non zero is fullscreen). Maybe I can add more modes in the near future (50%, 200%, ...). Returns: Nothing See also: get_mode_movie() Author: Eduardo "Dudaskank" Date: Created : 30/9/2002 Updated : -

int update_movie_frame (  void    )

Jump to current frame. Call this for change to actual movie frame. Returns: 0 if ok, non zero if end of movie See also: update_movie_frame_dat(), update_movie_frame_avi() Author: Eduardo "Dudaskank" Date: Created : 30/9/2002 Updated : -

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