1 files changed, 63 insertions, 0 deletions
diff --git a/frontend/pisa_scan_tool.h b/frontend/pisa_scan_tool.h
new file mode 100644
index 0000000..eeb86e9
--- /dev/null
+++ b/frontend/pisa_scan_tool.h
@@ -0,0 +1,63 @@
+/* 
+   SANE EPSON backend
+   Copyright (C) 2001, 2005, 2008  SEIKO EPSON CORPORATION
+
+   Date         Author      Reason
+   06/01/2001   N.Sasaki    New
+
+   This file is part of the `iscan' program.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program 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 General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+   As a special exception, the copyright holders give permission
+   to link the code of this program with the esmod library and
+   distribute linked combinations including the two.  You must obey
+   the GNU General Public License in all respects for all of the
+   code used other then esmod.
+*/
+
+#ifndef ___EPS_LIVE_PREVIEW_H
+#define ___EPS_LIVE_PREVIEW_H
+
+#include "pisa_structs.h"
+#include "pisa_enums.h"
+
+/*------------------------------------------------------------*/
+/* FIXME: calc_*() only used by scan_manager --> make member function
+ */
+int calc_rowbytes ( int width, pisa_pixel_type type );
+int calc_bitperpix ( pisa_pixel_type pixel, pisa_bitdepth_type bitdepth );
+
+int tool_lut ( pisa_image_info * info,
+	       const gamma_struct * lut );
+int tool_matrix ( pisa_image_info * info,
+		  int saturation,
+		  const double * color_profile );
+
+int generate_color_coef ( double * dst,
+			  const double * src,
+			  int saturation );
+
+int build_gray ( pisa_image_info * info,
+		 unsigned char do_clr );
+
+int build_bw ( pisa_image_info * info,
+	       unsigned char do_clr,
+	       unsigned char halftone,
+	       long threshold );
+
+#endif // ___EPS_LIVE_PREVIEW_H
+
+