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- /*
- file operation functions
- Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
- Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl>
- 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
- */
- #ifndef IVTV_FILEOPS_H
- #define IVTV_FILEOPS_H
- /* Testing/Debugging */
- int ivtv_v4l2_open(struct inode *inode, struct file *filp);
- ssize_t ivtv_v4l2_read(struct file *filp, char __user *buf, size_t count,
- loff_t * pos);
- ssize_t ivtv_v4l2_write(struct file *filp, const char __user *buf, size_t count,
- loff_t * pos);
- int ivtv_v4l2_close(struct inode *inode, struct file *filp);
- unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait);
- unsigned int ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait);
- int ivtv_start_capture(struct ivtv_open_id *id);
- void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end);
- int ivtv_start_decoding(struct ivtv_open_id *id, int speed);
- void ivtv_mute(struct ivtv *itv);
- void ivtv_unmute(struct ivtv *itv);
- /* Utilities */
- /* Try to claim a stream for the filehandle. Return 0 on success,
- -EBUSY if stream already claimed. Once a stream is claimed, it
- remains claimed until the associated filehandle is closed. */
- int ivtv_claim_stream(struct ivtv_open_id *id, int type);
- /* Release a previously claimed stream. */
- void ivtv_release_stream(struct ivtv_stream *s);
- #endif
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