Message ID | 20231201071907.3080126-1-yunkec@google.com (mailing list archive) |
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Series |
Implement UVC v1.5 ROI
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Message
Yunke Cao
Dec. 1, 2023, 7:18 a.m. UTC
Hi, This patch set implements UVC v1.5 region of interest using V4L2 control API. ROI control is consisted two uvc specific controls. 1. A rectangle control with a newly added type V4L2_CTRL_TYPE_RECT. 2. An auto control with type bitmask. V4L2_CTRL_WHICH_MIN/MAX_VAL is added to support the rectangle control. The corresponding v4l-utils series can be found at https://patchwork.linuxtv.org/project/linux-media/list/?series=11069 . Tested with v4l2-compliance, v4l2-ctl, calling ioctls on usb cameras and VIVID with a newly added V4L2_CTRL_TYPE_RECT control. Hans Verkuil (1): v4l2-ctrls: add support for V4L2_CTRL_WHICH_MIN/MAX_VAL Yunke Cao (10): media: v4l2_ctrl: Add V4L2_CTRL_TYPE_RECT media: uvcvideo: add uvc_ctrl_get_boundary for getting default value media: uvcvideo: introduce __uvc_ctrl_get_std() media: uvcvideo: Split uvc_control_mapping.size to v4l2 and data size media: uvcvideo: Add support for compound controls media: vivid: Add an rectangle control media: uvcvideo: support V4L2_CTRL_WHICH_MIN/MAX_VAL media: uvcvideo: implement UVC v1.5 ROI media: uvcvideo: initilaize ROI control to default value media: uvcvideo: document UVC v1.5 ROI .../userspace-api/media/drivers/uvcvideo.rst | 64 +- .../media/v4l/vidioc-g-ext-ctrls.rst | 26 +- .../media/v4l/vidioc-queryctrl.rst | 14 + .../media/videodev2.h.rst.exceptions | 4 + drivers/media/i2c/imx214.c | 5 +- .../media/platform/qcom/venus/venc_ctrls.c | 9 +- .../media/test-drivers/vivid/vivid-ctrls.c | 34 + drivers/media/usb/uvc/uvc_ctrl.c | 721 ++++++++++++++---- drivers/media/usb/uvc/uvc_v4l2.c | 18 +- drivers/media/usb/uvc/uvcvideo.h | 24 +- drivers/media/v4l2-core/v4l2-ctrls-api.c | 54 +- drivers/media/v4l2-core/v4l2-ctrls-core.c | 167 +++- drivers/media/v4l2-core/v4l2-ioctl.c | 4 +- include/media/v4l2-ctrls.h | 38 +- include/uapi/linux/usb/video.h | 1 + include/uapi/linux/uvcvideo.h | 13 + include/uapi/linux/v4l2-controls.h | 9 + include/uapi/linux/videodev2.h | 5 + 18 files changed, 997 insertions(+), 213 deletions(-)