diff options
Diffstat (limited to 'backend/gt68xx_high.c')
| -rw-r--r-- | backend/gt68xx_high.c | 43 |
1 files changed, 24 insertions, 19 deletions
diff --git a/backend/gt68xx_high.c b/backend/gt68xx_high.c index 25885b0..782b4f3 100644 --- a/backend/gt68xx_high.c +++ b/backend/gt68xx_high.c @@ -3,46 +3,46 @@ Copyright (C) 2002 Sergey Vlasov <vsu@altlinux.ru> AFE offset/gain setting by David Stevenson <david.stevenson@zoom.co.uk> Copyright (C) 2002 - 2007 Henning Geinitz <sane@geinitz.org> - Copyright (C) 2009 Stéphane Voltz <stef.dev@free.fr> for sheetfed + Copyright (C) 2009 Stéphane Voltz <stef.dev@free.fr> for sheetfed calibration code. 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. + If you do not wish that, delete this exception notice. */ #include "gt68xx_high.h" @@ -560,7 +560,7 @@ gt68xx_scanner_start_scan_extended (GT68xx_Scanner * scanner, return status; } - if (scanner->dev->model->is_cis + if (scanner->dev->model->is_cis && !((scanner->dev->model->flags & GT68XX_FLAG_SHEET_FED) && scanner->calibrated == SANE_FALSE)) { status = @@ -1016,7 +1016,7 @@ struct GT68xx_Afe_Values /** Calculate average black and maximum white * * This function is used for CCD scanners. The black mark to the left ist used - * for the calculation of average black. The remaining calibration strip + * for the calculation of average black. The remaining calibration strip * is used for searching the segment whose white average is the highest. * * @param values AFE values @@ -1189,7 +1189,7 @@ finish: /* Wait for lamp to give stable brightness */ static SANE_Status -gt68xx_wait_lamp_stable (GT68xx_Scanner * scanner, +gt68xx_wait_lamp_stable (GT68xx_Scanner * scanner, GT68xx_Scan_Parameters * params, GT68xx_Scan_Request *request, unsigned int *buffer_pointers[3], @@ -1848,6 +1848,11 @@ gt68xx_afe_cis_auto (GT68xx_Scanner * scanner) DBG (5, "gt68xx_afe_cis_auto: start\n"); + if (scanner->dev->model->flags & GT68XX_FLAG_NO_CALIBRATE) + { + return SANE_STATUS_GOOD; + } + memset (&old_afe, 255, sizeof (old_afe)); /* Start with the preset exposure settings */ @@ -2006,7 +2011,7 @@ gt68xx_calibrator_create_copy (GT68xx_Calibrator ** calibrator, return status; } - + static SANE_Status gt68xx_sheetfed_move_to_scan_area (GT68xx_Scanner * scanner, GT68xx_Scan_Request * request) @@ -2032,8 +2037,8 @@ gt68xx_sheetfed_move_to_scan_area (GT68xx_Scanner * scanner, * target (which may be a blank page). It first move to a white area then * does afe and exposure calibration. Then it scans white lines to get data * for shading correction. - * @param scanner structure describing the frontend session and the device - * @return SANE_STATUS_GOOD is everything goes right, SANE_STATUS_INVAL + * @param scanner structure describing the frontend session and the device + * @return SANE_STATUS_GOOD is everything goes right, SANE_STATUS_INVAL * otherwise. */ static SANE_Status @@ -2349,10 +2354,10 @@ gt68xx_sheetfed_scanner_calibrate (GT68xx_Scanner * scanner) /** @brief assign calibration for scan * This function creates the calibrators and set up afe for the requested - * scan. It uses calibration data that has been created by + * scan. It uses calibration data that has been created by * gt68xx_sheetfed_scanner_calibrate. - * @param scanner structure describing the frontend session and the device - * @return SANE_STATUS_GOOD is everything goes right, SANE_STATUS_INVAL + * @param scanner structure describing the frontend session and the device + * @return SANE_STATUS_GOOD is everything goes right, SANE_STATUS_INVAL * otherwise. */ static SANE_Status |