From dada9143396d69a8a73fe1be9514d1f8652e6253 Mon Sep 17 00:00:00 2001 From: Yudhistira Erlandinata Date: Wed, 25 Sep 2024 08:12:25 +0000 Subject: libcamera: control_ids_draft: Add face detection controls Add FaceDetectMode, FaceDetectFaceRectangles, FaceDetectFaceScores, and FaceDetectFaceLandmark. Also add ControlTypePoint for supporting FaceDetectFaceLandmark. Signed-off-by: Yudhistira Erlandinata Co-developed-by: Becker Hsieh Co-developed-by: Harvey Yang Reviewed-by: Jacopo Mondi Signed-off-by: Jacopo Mondi Reviewed-by: Harvey Yang --- src/libcamera/control_ids_draft.yaml | 82 ++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) diff --git a/src/libcamera/control_ids_draft.yaml b/src/libcamera/control_ids_draft.yaml index 9bef5bf1..1b284257 100644 --- a/src/libcamera/control_ids_draft.yaml +++ b/src/libcamera/control_ids_draft.yaml @@ -227,4 +227,86 @@ controls: value. All of the custom test patterns will be static (that is the raw image must not vary from frame to frame). + - FaceDetectMode: + type: int32_t + description: | + Control to select the face detection mode used by the pipeline. + + Currently identical to ANDROID_STATISTICS_FACE_DETECT_MODE. + + \sa FaceDetectFaceRectangles + \sa FaceDetectFaceScores + \sa FaceDetectFaceLandmarks + \sa FaceDetectFaceIds + + enum: + - name: FaceDetectModeOff + value: 0 + description: | + Pipeline doesn't perform face detection and doesn't report any + control related to face detection. + - name: FaceDetectModeSimple + value: 1 + description: | + Pipeline performs face detection and reports the + FaceDetectFaceRectangles and FaceDetectFaceScores controls for each + detected face. FaceDetectFaceLandmarks and FaceDetectFaceIds are + optional. + - name: FaceDetectModeFull + value: 2 + description: | + Pipeline performs face detection and reports all the controls + related to face detection including FaceDetectFaceRectangles, + FaceDetectFaceScores, FaceDetectFaceLandmarks, and + FaceDeteceFaceIds for each detected face. + + - FaceDetectFaceRectangles: + type: Rectangle + description: | + Boundary rectangles of the detected faces. The number of values is + the number of detected faces. + + The FaceDetectFaceRectangles control can only be returned in metadata. + + Currently identical to ANDROID_STATISTICS_FACE_RECTANGLES. + size: [n] + + - FaceDetectFaceScores: + type: uint8_t + description: | + Confidence score of each of the detected faces. The range of score is + [0, 100]. The number of values should be the number of faces reported + in FaceDetectFaceRectangles. + + The FaceDetectFaceScores control can only be returned in metadata. + + Currently identical to ANDROID_STATISTICS_FACE_SCORES. + size: [n] + + - FaceDetectFaceLandmarks: + type: Point + description: | + Array of human face landmark coordinates in format [..., left_eye_i, + right_eye_i, mouth_i, left_eye_i+1, ...], with i = index of face. The + number of values should be 3 * the number of faces reported in + FaceDetectFaceRectangles. + + The FaceDetectFaceLandmarks control can only be returned in metadata. + + Currently identical to ANDROID_STATISTICS_FACE_LANDMARKS. + size: [n] + + - FaceDetectFaceIds: + type: int32_t + description: | + Each detected face is given a unique ID that is valid for as long as the + face is visible to the camera device. A face that leaves the field of + view and later returns may be assigned a new ID. The number of values + should be the number of faces reported in FaceDetectFaceRectangles. + + The FaceDetectFaceIds control can only be returned in metadata. + + Currently identical to ANDROID_STATISTICS_FACE_IDS. + size: [n] + ... -- cgit v1.2.1