1 /*
2     file operation functions
3     Copyright (C) 2003-2004  Kevin Thayer <nufan_wfk at yahoo.com>
4     Copyright (C) 2005-2007  Hans Verkuil <hverkuil@xs4all.nl>
5 
6     This program is free software; you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by
8     the Free Software Foundation; either version 2 of the License, or
9     (at your option) any later version.
10 
11     This program is distributed in the hope that it will be useful,
12     but WITHOUT ANY WARRANTY; without even the implied warranty of
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14     GNU General Public License for more details.
15 
16     You should have received a copy of the GNU General Public License
17     along with this program; if not, write to the Free Software
18     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  */
20 
21 #ifndef IVTV_FILEOPS_H
22 #define IVTV_FILEOPS_H
23 
24 /* Testing/Debugging */
25 int ivtv_v4l2_open(struct file *filp);
26 ssize_t ivtv_v4l2_read(struct file *filp, char __user *buf, size_t count,
27 		      loff_t * pos);
28 ssize_t ivtv_v4l2_write(struct file *filp, const char __user *buf, size_t count,
29 		       loff_t * pos);
30 int ivtv_v4l2_close(struct file *filp);
31 unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait);
32 unsigned int ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait);
33 int ivtv_start_capture(struct ivtv_open_id *id);
34 void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end);
35 int ivtv_start_decoding(struct ivtv_open_id *id, int speed);
36 void ivtv_mute(struct ivtv *itv);
37 void ivtv_unmute(struct ivtv *itv);
38 
39 /* Utilities */
40 /* Shared with ivtv-alsa module */
41 int ivtv_claim_stream(struct ivtv_open_id *id, int type);
42 void ivtv_release_stream(struct ivtv_stream *s);
43 
44 #endif
45