Pratap Nirujogi | 6e75991 | 2018-01-17 17:51:17 +0530 | [diff] [blame] | 1 | #ifndef __UAPI_MSM_FD__ |
| 2 | #define __UAPI_MSM_FD__ |
| 3 | |
| 4 | #include <linux/videodev2.h> |
| 5 | #include <linux/types.h> |
| 6 | |
| 7 | /* |
| 8 | * struct msm_fd_event - Structure contain event info. |
| 9 | * @buf_index: Buffer index. |
| 10 | * @frame_id: Frame id. |
| 11 | * @face_cnt: Detected faces. |
| 12 | */ |
| 13 | struct msm_fd_event { |
| 14 | __u32 buf_index; |
| 15 | __u32 frame_id; |
| 16 | __u32 face_cnt; |
| 17 | }; |
| 18 | |
| 19 | /* |
| 20 | * enum msm_fd_pose - Face pose. |
| 21 | */ |
| 22 | enum msm_fd_pose { |
| 23 | MSM_FD_POSE_FRONT, |
| 24 | MSM_FD_POSE_RIGHT_DIAGONAL, |
| 25 | MSM_FD_POSE_RIGHT, |
| 26 | MSM_FD_POSE_LEFT_DIAGONAL, |
| 27 | MSM_FD_POSE_LEFT, |
| 28 | }; |
| 29 | |
| 30 | /* |
| 31 | * struct msm_fd_face_data - Structure contain detected face data. |
| 32 | * @pose: refer to enum msm_fd_pose. |
| 33 | * @angle: Face angle |
| 34 | * @confidence: Face confidence level. |
| 35 | * @reserved: Reserved data for future use. |
| 36 | * @face: Face rectangle. |
| 37 | */ |
| 38 | struct msm_fd_face_data { |
| 39 | __u32 pose; |
| 40 | __u32 angle; |
| 41 | __u32 confidence; |
| 42 | __u32 reserved; |
| 43 | struct v4l2_rect face; |
| 44 | }; |
| 45 | |
| 46 | /* |
| 47 | * struct msm_fd_result - Structure contain detected faces result. |
| 48 | * @frame_id: Frame id of requested result. |
| 49 | * @face_cnt: Number of result faces, driver can modify this value (to smaller) |
| 50 | * @face_data: Pointer to array of face data structures. |
| 51 | * Array size should not be smaller then face_cnt. |
| 52 | */ |
| 53 | struct msm_fd_result { |
| 54 | __u32 frame_id; |
| 55 | __u32 face_cnt; |
| 56 | struct msm_fd_face_data __user *face_data; |
| 57 | }; |
| 58 | |
| 59 | /* MSM FD private ioctl ID */ |
| 60 | #define VIDIOC_MSM_FD_GET_RESULT \ |
| 61 | _IOWR('V', BASE_VIDIOC_PRIVATE, struct msm_fd_result) |
| 62 | |
| 63 | /* MSM FD event ID */ |
| 64 | #define MSM_EVENT_FD (V4L2_EVENT_PRIVATE_START) |
| 65 | |
| 66 | /* MSM FD control ID's */ |
| 67 | #define V4L2_CID_FD_SPEED (V4L2_CID_PRIVATE_BASE) |
| 68 | #define V4L2_CID_FD_FACE_ANGLE (V4L2_CID_PRIVATE_BASE + 1) |
| 69 | #define V4L2_CID_FD_MIN_FACE_SIZE (V4L2_CID_PRIVATE_BASE + 2) |
| 70 | #define V4L2_CID_FD_FACE_DIRECTION (V4L2_CID_PRIVATE_BASE + 3) |
| 71 | #define V4L2_CID_FD_DETECTION_THRESHOLD (V4L2_CID_PRIVATE_BASE + 4) |
| 72 | #define V4L2_CID_FD_WORK_MEMORY_SIZE (V4L2_CID_PRIVATE_BASE + 5) |
| 73 | #define V4L2_CID_FD_WORK_MEMORY_FD (V4L2_CID_PRIVATE_BASE + 6) |
| 74 | |
| 75 | #endif |
| 76 | |