diff options
Diffstat (limited to 'include/linux/v4l2-subdev.h')
| -rw-r--r-- | include/linux/v4l2-subdev.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/linux/v4l2-subdev.h b/include/linux/v4l2-subdev.h index ed29cbbebfe..8c57ee9872b 100644 --- a/include/linux/v4l2-subdev.h +++ b/include/linux/v4l2-subdev.h @@ -25,6 +25,7 @@ #include <linux/ioctl.h> #include <linux/types.h> +#include <linux/v4l2-common.h> #include <linux/v4l2-mediabus.h> /** @@ -123,6 +124,30 @@ struct v4l2_subdev_frame_interval_enum { __u32 reserved[9]; }; +/** + * struct v4l2_subdev_selection - selection info + * + * @which: either V4L2_SUBDEV_FORMAT_ACTIVE or V4L2_SUBDEV_FORMAT_TRY + * @pad: pad number, as reported by the media API + * @target: Selection target, used to choose one of possible rectangles, + * defined in v4l2-common.h; V4L2_SEL_TGT_* . + * @flags: constraint flags, defined in v4l2-common.h; V4L2_SEL_FLAG_*. + * @r: coordinates of the selection window + * @reserved: for future use, set to zero for now + * + * Hardware may use multiple helper windows to process a video stream. + * The structure is used to exchange this selection areas between + * an application and a driver. + */ +struct v4l2_subdev_selection { + __u32 which; + __u32 pad; + __u32 target; + __u32 flags; + struct v4l2_rect r; + __u32 reserved[8]; +}; + #define VIDIOC_SUBDEV_G_FMT _IOWR('V', 4, struct v4l2_subdev_format) #define VIDIOC_SUBDEV_S_FMT _IOWR('V', 5, struct v4l2_subdev_format) #define VIDIOC_SUBDEV_G_FRAME_INTERVAL \ @@ -137,5 +162,9 @@ struct v4l2_subdev_frame_interval_enum { _IOWR('V', 75, struct v4l2_subdev_frame_interval_enum) #define VIDIOC_SUBDEV_G_CROP _IOWR('V', 59, struct v4l2_subdev_crop) #define VIDIOC_SUBDEV_S_CROP _IOWR('V', 60, struct v4l2_subdev_crop) +#define VIDIOC_SUBDEV_G_SELECTION \ + _IOWR('V', 61, struct v4l2_subdev_selection) +#define VIDIOC_SUBDEV_S_SELECTION \ + _IOWR('V', 62, struct v4l2_subdev_selection) #endif |