descent2/SOURCE/2D/RLE.H

/*
THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.  
COPYRIGHT 1993-1999 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
*/



#ifndef _RLE_H
#define _RLE_H

#include "pstypes.h"
#include "gr.h"

void gr_rle_decode( ubyte * src, ubyte * dest, int dest_len );
int gr_rle_encode( int org_size, ubyte *src, ubyte *dest );
int gr_rle_getsize( int org_size, ubyte *src );
ubyte * gr_rle_find_xth_pixel( ubyte *src, int x,int * count, ubyte color );
int gr_bitmap_rle_compress( grs_bitmap * bmp );
void gr_rle_expand_scanline_masked( ubyte *dest, ubyte *src, int x1, int x2  );
void gr_rle_expand_scanline( ubyte *dest, ubyte *src, int x1, int x2  );

grs_bitmap * rle_expand_texture( grs_bitmap * bmp );

rle_cache_flush();

#endif