diff options
Diffstat (limited to 'backend/sm3840_lib.h')
| -rwxr-xr-x | backend/sm3840_lib.h | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/backend/sm3840_lib.h b/backend/sm3840_lib.h new file mode 100755 index 0000000..2ca65a8 --- /dev/null +++ b/backend/sm3840_lib.h @@ -0,0 +1,152 @@ +/* sane - Scanner Access Now Easy. + + ScanMaker 3840 Backend + Copyright (C) 2005-7 Earle F. Philhower, III + earle@ziplabel.com - http://www.ziplabel.com + + 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. + +*/ + +#include <stdio.h> +#include <stdarg.h> + +#ifndef BACKENDNAME +#include <usb.h> +#include <string.h> + +#ifndef DEFINED_USB_HANDLE +#define DEFINED_USB_HANDLE +typedef usb_dev_handle *p_usb_dev_handle; +#endif + +static p_usb_dev_handle find_device (unsigned int idVendor, + unsigned int idProduct); +#else +#include "../include/sane/sanei_usb.h" + +#ifndef USBWRAPPER +#define USBWRAPPER + +typedef SANE_Int p_usb_dev_handle; +#define usb_control_msg my_usb_control_msg +#define usb_bulk_read my_usb_bulk_read +#define usb_bulk_write my_usb_bulk_write +static int my_usb_bulk_write (p_usb_dev_handle dev, int ep, + unsigned char *bytes, + int size, int timeout); +static int my_usb_bulk_read (p_usb_dev_handle dev, int ep, + unsigned char *bytes, + int size, int timeout); +static int my_usb_control_msg (p_usb_dev_handle dev, int requesttype, + int request, int value, int index, + unsigned char *bytes, + int size, int timeout); +#endif /* USBWRAPPER */ + +#endif + +#include "sm3840_params.h" + +static void idle_ab (p_usb_dev_handle udev); +static void write_regs (p_usb_dev_handle udev, int regs, unsigned char reg1, + unsigned char val1, + ... /*unsigned char reg, unsigned char val, ... */ ); +static int write_vctl (p_usb_dev_handle udev, int request, int value, + int index, unsigned char byte); +static int read_vctl (p_usb_dev_handle udev, int request, int value, + int index, unsigned char *byte); + +#ifndef BACKENDNAME +static void record (p_usb_dev_handle udev, char *fname, int bytes); +static void record_image (p_usb_dev_handle udev, char *fname, int dpi, + int scanpix, int scanlines, int gray, char *head, + int bpp16); +static void check_buttons (p_usb_dev_handle udev, int *scan, int *print, + int *mail); +static void record_head (p_usb_dev_handle udev, char *fname, int bytes, + char *header); +#endif + +static void poll1 (p_usb_dev_handle udev); +static void poll2 (p_usb_dev_handle udev); + +static void reset_scanner (p_usb_dev_handle udev); + + +static void set_lightmap_white (unsigned short *map, int dpi, int color); + +static void calc_lightmap (unsigned short *buff, + unsigned short *storage, int index, int dpi, + double gain, int offset); +static void select_pixels (unsigned short *map, int dpi, int start, int end); + +static void record_mem (p_usb_dev_handle udev, unsigned char **dest, + int bytes); +static void set_lamp_timer (p_usb_dev_handle udev, int timeout_in_mins); + +static void set_gain_black (p_usb_dev_handle udev, + int r_gain, int g_gain, int b_gain, + int r_black, int g_black, int b_black); + +static void idle_ab (p_usb_dev_handle udev); +static void write_regs (p_usb_dev_handle udev, int regs, unsigned char reg1, + unsigned char val1, + ... /*unsigned char reg, unsigned char val, ... */ ); +static int write_vctl (p_usb_dev_handle udev, int request, int value, + int index, unsigned char byte); +static int read_vctl (p_usb_dev_handle udev, int request, int value, + int index, unsigned char *byte); + +static void download_lut8 (p_usb_dev_handle udev, int dpi, int incolor); + +static void record_line (int reset, + p_usb_dev_handle udev, + unsigned char *storeline, + int dpi, int scanpix, int gray, int bpp16, + int *save_i, + unsigned char **save_scan_line, + unsigned char **save_dpi1200_remap, + unsigned char **save_color_remap); + + +static void prepare_params (SM3840_Params * params); + +static void fix_endian_short (unsigned short *data, int count); + +#define rd_timeout 10000 +#define wr_timeout 10000 |