wmwebcam/minirgb.h

   1 /* minirgb -- simple rgb buffer drawing library for 16, 24 and 32 bit displays
   2  * Copyright (C) 2000 timecop@japan.co.jp
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  */
  18 #ifndef _MINIRGB_H_
  19 #define _MINIRGB_H_
  20 #include <X11/Xlib.h>
  21
  22 typedef struct _MiniRGB MiniRGB;
  23
  24 struct _MiniRGB {
  25     unsigned char *mem;                         /* rgb buffer */
  26     unsigned int width;                         /* buffer width */
  27     unsigned int height;                        /* buffer height */
  28     unsigned int rowstride;                     /* row stride */
  29 };
  30
  31 void minirgb_draw(Window drawable,
  32                   GC gc,
  33                   int x,
  34                   int y,
  35                   int width,
  36                   int height,
  37                   MiniRGB *rgb_image);
  38
  39 int minirgb_init (Display *display);
  40
  41 void minirgb_setpixel(MiniRGB *rgb_image,
  42                       unsigned char *color,
  43                       unsigned int x,
  44                       unsigned int y);
  45
  46 void minirgb_copy    (MiniRGB *from,
  47                       MiniRGB *to,
  48                       unsigned int x,
  49                       unsigned int y,
  50                       unsigned int w,
  51                       unsigned int h,
  52                       unsigned int dx,
  53                       unsigned int dy);
  54
  55 void minirgb_new     (MiniRGB *image,
  56                       unsigned int width,
  57                       unsigned int height);
  58
  59 #endif /* !_MINIRGB_H_ */