diff options
Diffstat (limited to 'drivers/media/video/gspca/pac_common.h')
| -rw-r--r-- | drivers/media/video/gspca/pac_common.h | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/drivers/media/video/gspca/pac_common.h b/drivers/media/video/gspca/pac_common.h deleted file mode 100644 index 34d4b1494cd..00000000000 --- a/drivers/media/video/gspca/pac_common.h +++ /dev/null @@ -1,60 +0,0 @@ -/* - * Pixart PAC207BCA / PAC73xx common functions - * - * Copyright (C) 2008 Hans de Goede <j.w.r.degoede@hhs.nl> - * Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li - * Copyleft (C) 2005 Michel Xhaard mxhaard@magic.fr - * - * V4L2 by Jean-Francois Moine <http://moinejf.free.fr> - * - * 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 - * - */ - -/* We calculate the autogain at the end of the transfer of a frame, at this - moment a frame with the old settings is being transmitted, and a frame is - being captured with the old settings. So if we adjust the autogain we must - ignore atleast the 2 next frames for the new settings to come into effect - before doing any other adjustments */ -#define PAC_AUTOGAIN_IGNORE_FRAMES 3 - -static const unsigned char pac_sof_marker[5] = - { 0xff, 0xff, 0x00, 0xff, 0x96 }; - -static unsigned char *pac_find_sof(struct gspca_dev *gspca_dev, - unsigned char *m, int len) -{ - struct sd *sd = (struct sd *) gspca_dev; - int i; - - /* Search for the SOF marker (fixed part) in the header */ - for (i = 0; i < len; i++) { - if (m[i] == pac_sof_marker[sd->sof_read]) { - sd->sof_read++; - if (sd->sof_read == sizeof(pac_sof_marker)) { - PDEBUG(D_FRAM, - "SOF found, bytes to analyze: %u." - " Frame starts at byte #%u", - len, i + 1); - sd->sof_read = 0; - return m + i + 1; - } - } else { - sd->sof_read = 0; - } - } - - return NULL; -} |