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drivers
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ivtv
ivtv-fileops.h
Go to the documentation of this file.
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/*
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file operation functions
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Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com>
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Copyright (C) 2005-2007 Hans Verkuil <
[email protected]
>
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This program is free software; you can redistribute it and/or modify
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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.
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This program is distributed in the hope that it will be useful,
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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.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef IVTV_FILEOPS_H
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#define IVTV_FILEOPS_H
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/* Testing/Debugging */
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int
ivtv_v4l2_open
(
struct
file
*filp);
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ssize_t
ivtv_v4l2_read
(
struct
file
*filp,
char
__user *
buf
,
size_t
count
,
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loff_t *
pos
);
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ssize_t
ivtv_v4l2_write
(
struct
file
*filp,
const
char
__user *
buf
,
size_t
count
,
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loff_t *
pos
);
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int
ivtv_v4l2_close
(
struct
file
*filp);
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unsigned
int
ivtv_v4l2_enc_poll
(
struct
file
*filp,
poll_table
*
wait
);
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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);
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int
ivtv_start_decoding
(
struct
ivtv_open_id
*
id
,
int
speed);
36
void
ivtv_mute
(
struct
ivtv
*itv);
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void
ivtv_unmute
(
struct
ivtv
*itv);
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/* Utilities */
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/* Shared with ivtv-alsa module */
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int
ivtv_claim_stream
(
struct
ivtv_open_id
*
id
,
int
type
);
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void
ivtv_release_stream
(
struct
ivtv_stream
*
s
);
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#endif
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