Hans Verkuil | 1a0adaf | 2007-04-27 12:31:25 -0300 | [diff] [blame] | 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 | |
Hans Verkuil | 612570f | 2007-08-23 05:42:59 -0300 | [diff] [blame] | 21 | #ifndef IVTV_FILEOPS_H |
| 22 | #define IVTV_FILEOPS_H |
| 23 | |
Hans Verkuil | 1a0adaf | 2007-04-27 12:31:25 -0300 | [diff] [blame] | 24 | /* Testing/Debugging */ |
| 25 | int ivtv_v4l2_open(struct inode *inode, 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 inode *inode, 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); |
Hans Verkuil | 1a0adaf | 2007-04-27 12:31:25 -0300 | [diff] [blame] | 36 | void ivtv_mute(struct ivtv *itv); |
| 37 | void ivtv_unmute(struct ivtv *itv); |
| 38 | |
| 39 | /* Utilities */ |
| 40 | |
| 41 | /* Try to claim a stream for the filehandle. Return 0 on success, |
| 42 | -EBUSY if stream already claimed. Once a stream is claimed, it |
| 43 | remains claimed until the associated filehandle is closed. */ |
| 44 | int ivtv_claim_stream(struct ivtv_open_id *id, int type); |
| 45 | |
| 46 | /* Release a previously claimed stream. */ |
| 47 | void ivtv_release_stream(struct ivtv_stream *s); |
Hans Verkuil | 612570f | 2007-08-23 05:42:59 -0300 | [diff] [blame] | 48 | |
| 49 | #endif |