diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/libcamera/v4l2_device.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/libcamera/v4l2_device.cpp b/src/libcamera/v4l2_device.cpp index 65830d41..31d4dad0 100644 --- a/src/libcamera/v4l2_device.cpp +++ b/src/libcamera/v4l2_device.cpp @@ -354,6 +354,21 @@ int V4L2Device::setControls(ControlList *ctrls) } /** + * \brief Retrieve the v4l2_query_ext_ctrl information for the given control + * \param[in] id The V4L2 control id + * \return A pointer to the v4l2_query_ext_ctrl structure for the given + * control, or a null pointer if not found + */ +const struct v4l2_query_ext_ctrl *V4L2Device::controlInfo(uint32_t id) const +{ + const auto it = controlInfo_.find(id); + if (it == controlInfo_.end()) + return nullptr; + + return &it->second; +} + +/** * \brief Retrieve the device path in sysfs * * This function returns the sysfs path to the physical device backing the V4L2 |