mbox series

[v1,0/6] media: Implement UVC v1.5 ROI

Message ID 20220516092209.1801656-1-yunkec@google.com (mailing list archive)
Headers
Series media: Implement UVC v1.5 ROI |

Message

Yunke Cao May 16, 2022, 9:22 a.m. UTC 
  This patch set implements UVC v1.5 regioin of interest using V4L2
control API.

ROI control is consisted an auto control with type bitmask and a
rectangle control with a newly added type V4L2_CTRL_TYPE_RECT.

V4L2_CTRL_WHICH_MIN/MAX_VAL is added to support the rectangle control.

A rectangle control is also added to the vivid test driver.

Tested on two different usb cameras using v4l2-ctl and calling ioctls.

Yunke Cao (6):
  media: v4l2_ctrl: Add region of interest rectangle control
  media: v4l2_ctrl: Add region of interest auto control
  media: v4l2_ctrl: Add V4L2_CTRL_WHICH_MIN/MAX_VAL
  media: uvcvideo: implement UVC v1.5 ROI
  media: uvcvideo: Initialize roi to default value
  media: vivid: Add a roi rectangle control

 .../userspace-api/media/drivers/uvcvideo.rst  |   1 +
 .../media/v4l/ext-ctrls-camera.rst            |  29 +++
 .../media/v4l/vidioc-g-ext-ctrls.rst          |  14 +-
 .../media/videodev2.h.rst.exceptions          |   3 +
 drivers/media/i2c/imx214.c                    |   4 +-
 .../media/test-drivers/vivid/vivid-ctrls.c    |  34 +++
 drivers/media/usb/uvc/uvc_ctrl.c              | 212 ++++++++++++++++--
 drivers/media/usb/uvc/uvc_v4l2.c              |  12 +-
 drivers/media/usb/uvc/uvcvideo.h              |  10 +-
 drivers/media/v4l2-core/v4l2-ctrls-api.c      |  51 ++++-
 drivers/media/v4l2-core/v4l2-ctrls-core.c     | 155 ++++++++++++-
 drivers/media/v4l2-core/v4l2-ctrls-defs.c     |   6 +
 drivers/media/v4l2-core/v4l2-ioctl.c          |   4 +-
 include/media/v4l2-ctrls.h                    |  32 ++-
 include/uapi/linux/usb/video.h                |   1 +
 include/uapi/linux/uvcvideo.h                 |   1 +
 include/uapi/linux/v4l2-controls.h            |  11 +
 include/uapi/linux/videodev2.h                |   4 +
 18 files changed, 531 insertions(+), 53 deletions(-)