/*
 *  videowarp.h
 *  videowarp
 *
 *  Created by Sam Hinton on 29/12/05.
 *  Copyright 2006 Sam Hinton. All rights reserved.
 *
 */

#define AUTHOR				"Sam Hinton"
#define VERSION				"1.0"
#define DATE				"January 6, 2006"
#define PGM_MAX_LINELEN		255
#define CACHE_TOTAL_FRAMES	256

/* data structures */
typedef struct args_s
{
	char			pgmFile[256];	// location of gif containing pplane heights
	char			rootFile[50];	// base filename eg: cube001.tga, 001 is the index, cube is the rootFile
	unsigned int	width;			// width of bitmap (not useful - calculated from first bmap)
	unsigned int	height;			// height of bitmap (not useful - calculated from first bmap)
	unsigned int	startFile;		// first file to process (number)
	unsigned int	endFile;		// last file to process (number)
	unsigned int	ppMin;			// not used - for scaling 	
	unsigned int	ppMax;			// not used - for scaling
	BOOL			space;			// true if filenames contain spaces before index number
	char			outFolder[50];	// [0] should be 0 if not set
	int				pad;			// number of pad bytes
	int				transpose;		// 1 for horizontal, 2 for vertical transpose
	int				accum;			// 1 to turn on pixel accumulator
	int				cacheSize;		// size of cache in frames, default is CACHE_TOTAL_FRAMES
} args_t;

typedef struct cache_s
{
	int			framenum;
	int			lastframe;
	FIBITMAP	*frame;
} cache_t;


/* functions */
void defaultArgs( args_t *args );
int parseArgs( int argc, const char *argv[], args_t *arguments );
void usage( void );
int initcache( args_t *args );
int recache( int frame, args_t *args );
void decache( args_t *args );
void ifname( const char *basename, int index, char *filename, int pad );
int initialise( args_t *args );
void uninitialise( args_t *args );
int loadProjectionPlane( char *pgmfile, int aWidth, int aHeight );
void unloadProjectionPlane( void );
int processImageFiles( char *basename, args_t *args );
//void updatePPlane( args_t *args_t, int frame );