1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 Vertical Blank Interval support functions 4 Copyright (C) 2004-2007 Hans Verkuil <hverkuil@xs4all.nl> 5 6 */ 7 8 #ifndef IVTV_VBI_H 9 #define IVTV_VBI_H 10 11 ssize_t 12 ivtv_write_vbi_from_user(struct ivtv *itv, 13 const struct v4l2_sliced_vbi_data __user *sliced, 14 size_t count); 15 void ivtv_process_vbi_data(struct ivtv *itv, struct ivtv_buffer *buf, 16 u64 pts_stamp, int streamtype); 17 int ivtv_used_line(struct ivtv *itv, int line, int field); 18 void ivtv_disable_cc(struct ivtv *itv); 19 void ivtv_set_vbi(unsigned long arg); 20 void ivtv_vbi_work_handler(struct ivtv *itv); 21 22 #endif 23