diff options
Diffstat (limited to 'backend/stv680.c')
| -rw-r--r-- | backend/stv680.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/backend/stv680.c b/backend/stv680.c index 15a8472..8d2fda3 100644 --- a/backend/stv680.c +++ b/backend/stv680.c @@ -2,10 +2,10 @@ Copyright (C) 2004 - 2006 Gerard Klaver <gerard at gkall dot hobby dot nl> - The teco2 and gl646 backend (Frank Zago) are used as a template for + The teco2 and gl646 backend (Frank Zago) are used as a template for this backend. - For the usb commands and bayer decoding parts of the following + For the usb commands and bayer decoding parts of the following program are used: The pencam2 program (GNU GPL license 2) @@ -13,22 +13,22 @@ The libgphoto2 (camlib stv0680) (GNU GPL license 2) The stv680.c/.h kernel module (GNU GPL license 2) - For the stv680_add_text routine the add_text routine and font_6x11.h file + For the stv680_add_text routine the add_text routine and font_6x11.h file are taken from the webcam.c file, part of xawtv program, (c) 1998-2002 Gerd Knorr (GNU GPL license 2). 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, @@ -54,7 +54,7 @@ . . - sane_start() : start image acquisition . . - sane_get_parameters() : returns actual scan parameters . . - sane_read() : read image data (from pipe) - . . (sane_read called multiple times; + . . (sane_read called multiple times; . . after sane_read returns EOF) . . go back to sane_start() if more frames desired . . - sane_cancel() : cancel operation @@ -559,7 +559,7 @@ stv680_identify_vidcam (Stv680_Vidcam * dev) "stv680_vidcam_init: STV680 FAILED to set configure\n"); return status; } - */ + */ sizer = 0x02; status = sanei_usb_control_msg (dev->fd, 0xc1, 0x88, 0x5678, 0, sizer, @@ -1180,7 +1180,7 @@ stv680_fill_image (Stv680_Vidcam * dev) /* i = stv_sndctrl (0, dev, 0x80, 0, &window, 0x02); *//* Get Last Error */ /* DBG (DBG_proc, "STV(i): last error: %i, command = 0x%x", window[0], window[1]); return -1; */ -/* +/* } return 0; */ @@ -1315,9 +1315,9 @@ stv680_bayer_unshuffle (Stv680_Vidcam * dev, SANE_Byte * buf, size_t * size) } /* for y */ /****** gamma correction plus hardcoded white balance */ - /* Correction values red[], green[], blue[], are generated by - (pow(i/256.0, GAMMA)*255.0)*white balanceRGB where GAMMA=0.55, 1<i<255. - White balance (RGB)= 1.0, 1.17, 1.48. Values are calculated as double float and + /* Correction values red[], green[], blue[], are generated by + (pow(i/256.0, GAMMA)*255.0)*white balanceRGB where GAMMA=0.55, 1<i<255. + White balance (RGB)= 1.0, 1.17, 1.48. Values are calculated as double float and converted to unsigned char. Values are in stv680.h */ if (dev->scan_mode == STV680_COLOR_RGB || dev->scan_mode == STV680_COLOR_RGB_TEXT) |