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oasis-root

Compiled tree of Oasis Linux based on own branch at <https://hacktivis.me/git/oasis/> git clone https://anongit.hacktivis.me/git/oasis-root.git

npcm-video.h (1215B)

    

  1. /* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */
  2. /*
  3.  * Controls header for NPCM video driver
  4.  *
  5.  * Copyright (C) 2022 Nuvoton Technologies
  6.  */
  8. #ifndef _LINUX_NPCM_VIDEO_H
  9. #define _LINUX_NPCM_VIDEO_H
  11. #include <linux/v4l2-controls.h>
  13. /*
  14.  * Check Documentation/userspace-api/media/drivers/npcm-video.rst for control
  15.  * details.
  16.  */
  18. /*
  19.  * This control is meant to set the mode of NPCM Video Capture/Differentiation
  20.  * (VCD) engine.
  21.  *
  22.  * The VCD engine supports two modes:
  23.  * COMPLETE - Capture the next complete frame into memory.
  24.  * DIFF	    - Compare the incoming frame with the frame stored in memory, and
  25.  *	      updates the differentiated frame in memory.
  26.  */
  27. #define V4L2_CID_NPCM_CAPTURE_MODE	(V4L2_CID_USER_NPCM_BASE + 0)
  29. enum v4l2_npcm_capture_mode {
  30. 	V4L2_NPCM_CAPTURE_MODE_COMPLETE	= 0, /* COMPLETE mode */
  31. 	V4L2_NPCM_CAPTURE_MODE_DIFF	= 1, /* DIFF mode */
  32. };
  34. /*
  35.  * This control is meant to get the count of compressed HEXTILE rectangles which
  36.  * is relevant to the number of differentiated frames if VCD is in DIFF mode.
  37.  * And the count will always be 1 if VCD is in COMPLETE mode.
  38.  */
  39. #define V4L2_CID_NPCM_RECT_COUNT	(V4L2_CID_USER_NPCM_BASE + 1)
  41. #endif /* _LINUX_NPCM_VIDEO_H */