snapshot of https://github.com/jitsi/jitsi-meet.git @ fd1749dd28f4138aa80234fc7f311b19aaffa0e7 (2026-09-15)

react/features/face-landmarks/constants.ts

@@ -0,0 +1,83 @@
+export const FACE_EXPRESSIONS_EMOJIS = {
+    happy: '😊',
+    neutral: '😐',
+    sad: '🙁',
+    surprised: '😮',
+    angry: '😠',
+    fearful: '😨'
+
+    // disgusted: '🤢'
+};
+
+export const FACE_EXPRESSIONS = [ 'happy', 'neutral', 'sad', 'surprised', 'angry', 'fearful' ];
+
+export const FACE_EXPRESSIONS_NAMING_MAPPING = {
+    happy: 'happy',
+    neutral: 'neutral',
+    surprise: 'surprised',
+    angry: 'angry',
+    fear: 'fearful',
+    disgust: 'disgusted',
+    sad: 'sad'
+};
+
+/**
+ * Time is ms used for sending expression.
+ */
+export const WEBHOOK_SEND_TIME_INTERVAL = 15000;
+
+/**
+ * Type of message sent from main thread to worker that contains init information:
+ * such as models directory and window screen size.
+ */
+export const INIT_WORKER = 'INIT_WORKER';
+
+/**
+ * Type of event sent on the data channel.
+ */
+export const FACE_BOX_EVENT_TYPE = 'face-box';
+
+/**
+ * Type of event sent on the data channel.
+ */
+export const FACE_LANDMARKS_EVENT_TYPE = 'face-landmarks';
+
+/**
+ * Milliseconds interval value for sending new image data to the worker.
+ */
+export const SEND_IMAGE_INTERVAL_MS = 1000;
+
+/**
+ * Type of message sent from main thread to worker that contain image data and
+ * will trigger a response message from the worker containing the detected face(s) info.
+ */
+export const DETECT_FACE = 'DETECT_FACE';
+
+/**
+ * Available detection types.
+ */
+export const DETECTION_TYPES = {
+    FACE_BOX: 'face-box',
+    FACE_EXPRESSIONS: 'face-expressions'
+};
+
+/**
+ * Threshold for detection score of face.
+ */
+export const FACE_DETECTION_SCORE_THRESHOLD = 0.75;
+
+/**
+ * Threshold for stopping detection after a certain number of consecutive errors have occurred.
+ */
+export const FACE_LANDMARKS_DETECTION_ERROR_THRESHOLD = 4;
+
+/**
+ * Threshold for number of consecutive detections with no face,
+ * so that when achieved there will be dispatched an action.
+ */
+export const NO_FACE_DETECTION_THRESHOLD = 5;
+
+/**
+ * Constant type used for signaling that no valid face detection is found.
+ */
+export const NO_DETECTION = 'no-detection';