45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/*
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* Copyright 2010 Ole Loots <ole@monochrom.net>
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*
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* This file is part of NetSurf, http://www.netsurf-browser.org/
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*
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* NetSurf is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* NetSurf is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef NS_ATARI_BITMAP_H
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#define NS_ATARI_BITMAP_H
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#define BITMAP_SHRINK 0
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#define BITMAP_GROW 0x01
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struct bitmap {
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int width;
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int height;
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uint8_t *pixdata;
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bool opaque;
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short bpp; /* number of BYTES! per pixel */
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size_t rowstride;
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struct bitmap * resized;
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};
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#define NS_BMP_DEFAULT_BPP 4
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/* calculate MFDB compatible rowstride (in number of pixels!) */
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#define MFDB_STRIDE( w ) (((w & 15) != 0) ? (w | 15)+1 : w)
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void * bitmap_create_ex( int w, int h, short bpp, int rowstride, unsigned int state, void * pixdata );
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void bitmap_to_mfdb(void * bitmap, MFDB * out);
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void * bitmap_realloc( int w, int h, short bpp, int rowstride, unsigned int state, void * bmp );
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size_t bitmap_buffer_size( void * bitmap ) ;
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#endif
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