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authorJörg Frings-Fürst <debian@jff-webhosting.net>2014-10-06 14:00:40 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2014-10-06 14:00:40 +0200
commit6e9c41a892ed0e0da326e0278b3221ce3f5713b8 (patch)
tree2e301d871bbeeb44aa57ff9cc070fcf3be484487 /backend/umax_pp_mid.h
Initial import of sane-backends version 1.0.24-1.2
Diffstat (limited to 'backend/umax_pp_mid.h')
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1 files changed, 191 insertions, 0 deletions
diff --git a/backend/umax_pp_mid.h b/backend/umax_pp_mid.h
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+/* sane - Scanner Access Now Easy.
+ Copyright (C) 2001-2012 Stéphane Voltz <stef.dev@free.fr>
+ This file is part of the SANE package.
+
+ 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., 59 Temple Place - Suite 330, Boston,
+ MA 02111-1307, USA.
+
+ As a special exception, the authors of SANE give permission for
+ additional uses of the libraries contained in this release of SANE.
+
+ The exception is that, if you link a SANE library with other files
+ to produce an executable, this does not by itself cause the
+ resulting executable to be covered by the GNU General Public
+ License. Your use of that executable is in no way restricted on
+ account of linking the SANE library code into it.
+
+ This exception does not, however, invalidate any other reasons why
+ the executable file might be covered by the GNU General Public
+ License.
+
+ If you submit changes to SANE to the maintainers to be included in
+ a subsequent release, you agree by submitting the changes that
+ those changes may be distributed with this exception intact.
+
+ If you write modifications of your own for SANE, it is your choice
+ whether to permit this exception to apply to your modifications.
+ If you do not wish that, delete this exception notice.
+
+ This file implements a SANE backend for Umax PP flatbed scanners. */
+
+#ifdef HAVE_LINUX_PPDEV_H
+#include <linux/parport.h>
+#include <linux/ppdev.h>
+#include <sys/ioctl.h>
+#endif
+
+#include "umax_pp_low.h"
+
+#ifndef _UMAX1220P_
+#define _UMAX1220P_
+
+#define UMAX1220P_OK 0
+#define UMAX1220P_NOSCANNER 1
+#define UMAX1220P_TRANSPORT_FAILED 2
+#define UMAX1220P_PROBE_FAILED 3
+#define UMAX1220P_SCANNER_FAILED 4
+#define UMAX1220P_PARK_FAILED 5
+#define UMAX1220P_START_FAILED 6
+#define UMAX1220P_READ_FAILED 7
+#define UMAX1220P_BUSY 8
+
+/*
+ probes the port for an umax1220p scanner
+ initialize transport layer
+ probe scanner
+
+ if name is null, direct I/O is attempted to address given in port
+ else ppdev is tried using the given name as device
+
+ on success returns UMAX1220P_OK,
+ else one of the error above.
+
+*/
+
+extern int sanei_umax_pp_attach (int port, char *name);
+
+/*
+ recognizes 1220P from 2000P
+
+ on success returns UMAX1220P_OK,
+ else one of the error above.
+
+*/
+
+extern int sanei_umax_pp_model (int port, int *model);
+
+
+/*
+if on=1 -> lights scanner lamp
+if on=0 -> lights off scanner lamp
+
+ on success returns UMAX1220P_OK,
+ else one of the error above.
+*/
+
+extern int sanei_umax_pp_lamp (int on);
+
+
+
+/*
+ probes the port for an umax1220p scanner
+ initialize transport layer
+ initialize scanner
+
+ on succes returns UMAX1220P_OK,
+ else one of the error above.
+
+ port: addr when doing direc I/O
+ name: ppdev character device name
+
+*/
+
+extern int sanei_umax_pp_open (int port, char *name);
+
+
+
+/*
+ release any ressource acquired during open
+ since there may be only one scanner, no port parameter
+*/
+extern int sanei_umax_pp_close (void);
+
+
+
+
+/*
+ stops any pending action, then parks the head
+*/
+extern int sanei_umax_pp_cancel (void);
+
+/* starts scanning:
+ - find scanner origin
+ - does channel gain calibration if needed
+ - does calibration
+ - initialize scan operation
+
+ x, y, width and height are expressed in 600 dpi unit
+
+ dpi must be 75, 150, 300, 600 or 1200
+
+ color is true for color scan, false for gray-levels
+
+ gain value is 256*red_gain+16*green_gain+blue_gain
+ if gain is given (ie <> 0), auto gain will not be performed
+
+
+
+ returns UMAX1220P_OK on success, or one of the error above
+ if successful, rbpp holds bytes/pixel, rth the height and rtw
+ the width of scanned area expressed in pixels
+*/
+extern int sanei_umax_pp_start (int x, int y, int width, int height, int dpi,
+ int color, int autoset, int gain,
+ int offset, int *rbpp, int *rtw, int *rth);
+
+
+/* reads one block of data from scanner
+ returns UMAX1220P_OK on success, or UMAX1220P_READ_FAILED on error
+ it also sets internal cancel flag on error
+
+ len if the length of the block needed
+ window if the width in pixels of the scanned area
+ dpi is the resolution, it is used to choose the best read method
+ last is true if it is the last block of the scan
+ buffer will hold the data read
+*/
+extern int sanei_umax_pp_read (long len, int window, int dpi, int last,
+ unsigned char *buffer);
+
+
+
+/* get ASIC status from scanner
+ returns UMAX1220P_OK if scanner idle, or UMAX1220P_BUSY if
+ scanner's motor is on
+*/
+extern int sanei_umax_pp_status (void);
+
+/* set auto calibration 0: no, else yes */
+extern void sanei_umax_pp_setauto (int mode);
+
+/* set umax astra model number */
+extern void sanei_umax_pp_setastra (int val);
+
+/* set gamma tables */
+extern void sanei_umax_pp_gamma (int *red, int *green, int *blue);
+
+/* sets coordinate of first usable left pixel */
+extern int sanei_umax_pp_getLeft (void);
+#endif