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/*------------------------------------------------------------------------
* Copyright 2009 (c) Jeff Brown <spadix@users.sourceforge.net>
*
* This file is part of the ZBar Bar Code Reader.
*
* The ZBar Bar Code Reader is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* The ZBar Bar Code Reader is distributed in the hope that it will be
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty
* of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser Public License for more details.
*
* You should have received a copy of the GNU Lesser Public License
* along with the ZBar Bar Code Reader; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* http://sourceforge.net/projects/zbar
*------------------------------------------------------------------------*/
#include "image.h"
#include "win.h"
#include "window.h"
static int dib_cleanup(zbar_window_t *w)
{
return (0);
}
static int dib_init(zbar_window_t *w, zbar_image_t *img, int new_format)
{
window_state_t *win;
if (new_format)
_zbar_window_bih_init(w, img);
win = w->state;
w->dst_width = win->bih.biWidth = (img->width + 3) & ~3;
w->dst_height = win->bih.biHeight = img->height;
return (0);
}
static int dib_draw(zbar_window_t *w, zbar_image_t *img)
{
StretchDIBits(w->state->hdc, w->scaled_offset.x,
w->scaled_offset.y + w->scaled_size.y - 1, w->scaled_size.x,
-w->scaled_size.y, 0, 0, w->src_width, w->src_height,
(void *)img->data, (BITMAPINFO *)&w->state->bih,
DIB_RGB_COLORS, SRCCOPY);
return (0);
}
static uint32_t dib_formats[] = { fourcc('B', 'G', 'R', '3'),
fourcc('B', 'G', 'R', '4'),
fourcc('J', 'P', 'E', 'G'), 0 };
int _zbar_window_dib_init(zbar_window_t *w)
{
uint32_t *fmt;
for (fmt = dib_formats; *fmt; fmt++)
_zbar_window_add_format(w, *fmt);
w->init = dib_init;
w->draw_image = dib_draw;
w->cleanup = dib_cleanup;
return (0);
}
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