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Copyright (C) 2003-2004 Douglas Thain and the University of Wisconsin
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Copyright (C) 2005- The University of Notre Dame
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This software is distributed under the GNU General Public License.
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See the file COPYING for details.
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struct bitmap * bitmap_create( int w, int h );
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void bitmap_delete( struct bitmap *b );
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int bitmap_get( struct bitmap *b, int x, int y );
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void bitmap_set( struct bitmap *b, int x, int y, int value );
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int bitmap_width( struct bitmap *b );
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int bitmap_height( struct bitmap *b );
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void bitmap_reset( struct bitmap *b, int value );
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int *bitmap_data( struct bitmap *b );
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void bitmap_rotate_clockwise( struct bitmap *s, struct bitmap *t );
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void bitmap_rotate_counterclockwise( struct bitmap *s, struct bitmap *t );
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int bitmap_average( struct bitmap *s );
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void bitmap_smooth( struct bitmap *s, struct bitmap *t, int msize );
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void bitmap_subset( struct bitmap *s, int x, int y, struct bitmap *t );
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void bitmap_convolve( struct bitmap *s, struct bitmap *t, int (*f)( int x ) );
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void bitmap_copy( struct bitmap *s, struct bitmap *t );
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struct bitmap * bitmap_load_any( const char *path );
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struct bitmap * bitmap_load_raw( const char *file );
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struct bitmap * bitmap_load_bmp( const char *file );
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struct bitmap * bitmap_load_pcx( const char *file );
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struct bitmap * bitmap_load_sgi_rgb( const char *file );
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struct bitmap * bitmap_load_jpeg( const char *file );
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int bitmap_save_raw( struct bitmap *b, const char *file );
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int bitmap_save_bmp( struct bitmap *b, const char *file );
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int bitmap_save_jpeg( struct bitmap *b, const char *file );
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/** Create a 32-bit RGBA value from 8-bit red, green, blue, and alpha values */
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#define MAKE_RGBA(r,g,b,a) ( (((int)(a))<<24) | (((int)(r))<<16) | (((int)(g))<<8) | (((int)(b))<<0) )
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/** Extract an 8-bit red value from a 32-bit RGBA value. */
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#define GET_RED(rgba) (( (rgba)>>16 ) & 0xff )
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/** Extract an 8-bit green value from a 32-bit RGBA value. */
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#define GET_GREEN(rgba) (( (rgba)>>8 ) & 0xff )
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/** Extract an 8-bit blue value from a 32-bit RGBA value. */
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#define GET_BLUE(rgba) (( (rgba)>>0 ) & 0xff )
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/** Extract an 8-bit alpha value from a 32-bit RGBA value. */
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#define GET_ALPHA(rgba) (( (rgba)>>24 ) & 0xff)
added
removed
dttools/src/bitmap.h
