ivtv-fileops.h (1111B)
1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 file operation functions 4 Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo.com> 5 Copyright (C) 2005-2007 Hans Verkuil <hverkuil@xs4all.nl> 6 7 */ 8 9#ifndef IVTV_FILEOPS_H 10#define IVTV_FILEOPS_H 11 12/* Testing/Debugging */ 13int ivtv_v4l2_open(struct file *filp); 14ssize_t ivtv_v4l2_read(struct file *filp, char __user *buf, size_t count, 15 loff_t * pos); 16ssize_t ivtv_v4l2_write(struct file *filp, const char __user *buf, size_t count, 17 loff_t * pos); 18int ivtv_v4l2_close(struct file *filp); 19__poll_t ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait); 20__poll_t ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait); 21int ivtv_start_capture(struct ivtv_open_id *id); 22void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end); 23int ivtv_start_decoding(struct ivtv_open_id *id, int speed); 24void ivtv_mute(struct ivtv *itv); 25void ivtv_unmute(struct ivtv *itv); 26 27/* Utilities */ 28/* Shared with ivtv-alsa module */ 29int ivtv_claim_stream(struct ivtv_open_id *id, int type); 30void ivtv_release_stream(struct ivtv_stream *s); 31 32#endif