drivers/media/video/ivtv/ivtv-vbi.h

   1 /*
   2     Vertical Blank Interval support functions
   3     Copyright (C) 2004-2007  Hans Verkuil <hverkuil@xs4all.nl>
   4
   5     This program is free software; you can redistribute it and/or modify
   6     it under the terms of the GNU General Public License as published by
   7     the Free Software Foundation; either version 2 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU General Public License for more details.
  14
  15     You should have received a copy of the GNU General Public License
  16     along with this program; if not, write to the Free Software
  17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18  */
  19
  20 #ifndef IVTV_VBI_H
  21 #define IVTV_VBI_H
  22
  23 ssize_t
  24 ivtv_write_vbi_from_user(struct ivtv *itv,
  25                          const struct v4l2_sliced_vbi_data __user *sliced,
  26                          size_t count);
  27 void ivtv_process_vbi_data(struct ivtv *itv, struct ivtv_buffer *buf,
  28                            u64 pts_stamp, int streamtype);
  29 int ivtv_used_line(struct ivtv *itv, int line, int field);
  30 void ivtv_disable_cc(struct ivtv *itv);
  31 void ivtv_set_vbi(unsigned long arg);
  32 void ivtv_vbi_work_handler(struct ivtv *itv);
  33
  34 #endif