ivtv-fileops.h 1.7 KB

1234567891011121314151617181920212223242526272829303132333435363738394041424344
  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. This program is free software; you can redistribute it and/or modify
  6. it under the terms of the GNU General Public License as published by
  7. the Free Software Foundation; either version 2 of the License, or
  8. (at your option) any later version.
  9. This program is distributed in the hope that it will be useful,
  10. but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12. GNU General Public License for more details.
  13. You should have received a copy of the GNU General Public License
  14. along with this program; if not, write to the Free Software
  15. Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  16. */
  17. #ifndef IVTV_FILEOPS_H
  18. #define IVTV_FILEOPS_H
  19. /* Testing/Debugging */
  20. int ivtv_v4l2_open(struct file *filp);
  21. ssize_t ivtv_v4l2_read(struct file *filp, char __user *buf, size_t count,
  22. loff_t * pos);
  23. ssize_t ivtv_v4l2_write(struct file *filp, const char __user *buf, size_t count,
  24. loff_t * pos);
  25. int ivtv_v4l2_close(struct file *filp);
  26. unsigned int ivtv_v4l2_enc_poll(struct file *filp, poll_table * wait);
  27. unsigned int ivtv_v4l2_dec_poll(struct file *filp, poll_table * wait);
  28. int ivtv_start_capture(struct ivtv_open_id *id);
  29. void ivtv_stop_capture(struct ivtv_open_id *id, int gop_end);
  30. int ivtv_start_decoding(struct ivtv_open_id *id, int speed);
  31. void ivtv_mute(struct ivtv *itv);
  32. void ivtv_unmute(struct ivtv *itv);
  33. /* Utilities */
  34. /* Shared with ivtv-alsa module */
  35. int ivtv_claim_stream(struct ivtv_open_id *id, int type);
  36. void ivtv_release_stream(struct ivtv_stream *s);
  37. #endif