From 880d8426bbf16dd9c91b85b7779eb221ac640cf0 Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Tue, 22 Mar 2022 16:08:02 +0100
Subject: Handling Tobii recording feature

---
 src/argaze/TobiiGlassesPro2/TobiiController.py | 24 ++++++---
 src/argaze/utils/record_tobii_session.py       | 67 ++++++++++++++++++++++++++
 2 files changed, 85 insertions(+), 6 deletions(-)
 create mode 100644 src/argaze/utils/record_tobii_session.py

(limited to 'src')

diff --git a/src/argaze/TobiiGlassesPro2/TobiiController.py b/src/argaze/TobiiGlassesPro2/TobiiController.py
index 10af5fe..0cc97f0 100644
--- a/src/argaze/TobiiGlassesPro2/TobiiController.py
+++ b/src/argaze/TobiiGlassesPro2/TobiiController.py
@@ -5,7 +5,7 @@ import tobiiglassesctrl
 class TobiiController(tobiiglassesctrl.TobiiGlassesController):
 	"""As TobiiController inherits from TobiiGlassesPyController, here is its [code](https://github.com/ddetommaso/TobiiGlassesPyController/blob/master/tobiiglassesctrl/controller.py)."""
 
-	project_id = None
+	project_name = None
 	"""Project identifier."""
 
 	participant_id = None
@@ -14,14 +14,24 @@ class TobiiController(tobiiglassesctrl.TobiiGlassesController):
 	calibration_id = None
 	"""Calibration identifier."""
 
+	recording_id = None
+	"""Recording identifier."""
+
 	def __init__(self, ip_address, project_name, participant_id):
 		"""Create a project, a participant and start calibration."""
 
 		super().__init__(ip_address, video_scene = True)
 
-		self.project_id = super().create_project(project_name)
-		self.participant_id = super().create_participant(project_id, project_name)
+		self.project_name = project_name
+		self.project_id = super().create_project(self.project_name)
+		self.participant_id = super().create_participant(self.project_id, self.project_name)
 		
+	def __del__(self):
+		pass
+
+	def calibrate(self):
+		"""Start Tobii glasses calibration"""
+
 		input('Position Tobbi glasses calibration target then presse \'Enter\' to start calibration.')
 		self.calibration_id = super().create_calibration(self.project_id, self.participant_id)
 		super().start_calibration(self.calibration_id)
@@ -29,6 +39,8 @@ class TobiiController(tobiiglassesctrl.TobiiGlassesController):
 		if not super().wait_until_calibration_is_done(self.calibration_id):
 			raise Error('Tobii calibration failed')
 
-	# destruction
-	def __del__(self):
-		pass
+	def record(self):
+		"""Enable recording on the Tobii interface's SD Card"""
+
+		self.recording_id = super().create_recording(self.participant_id)
+		super().start_recording(self.recording_id)
diff --git a/src/argaze/utils/record_tobii_session.py b/src/argaze/utils/record_tobii_session.py
new file mode 100644
index 0000000..a92d818
--- /dev/null
+++ b/src/argaze/utils/record_tobii_session.py
@@ -0,0 +1,67 @@
+#!/usr/bin/env python
+
+import argparse
+import time
+
+from argaze.TobiiGlassesPro2 import *
+
+import cv2 as cv
+
+def main():
+    """
+    Record a Tobii Glasses Pro 2 session on Tobii interface's SD Card
+    """
+
+    # manage arguments
+    parser = argparse.ArgumentParser(description=main.__doc__.split('-')[0])
+    parser.add_argument('-t', '--tobii_ip', metavar='TOBII_IP', type=str, default='192.168.1.10', help='tobii glasses ip')
+    parser.add_argument('-p', '--project_name', metavar='PROJECT_NAME', type=str, default='Untitled project', help='project name')
+    parser.add_argument('-i', '--participant_id', metavar='PARTICIPANT_ID', type=int, default=1, help='participant identifier')
+    args = parser.parse_args()
+
+    # create tobii controller
+    tobii_controller = TobiiController.TobiiController(args.tobii_ip, args.project_name, args.participant_id)
+
+    # calibrate tobii glasses
+    tobii_controller.calibrate()
+
+    # start tobii glasses streaming
+    tobii_controller.start_streaming()
+
+    # start recording
+    tobii_controller.record()
+
+    # waiting until keyboard interruption
+    try:
+
+        last_battery_level = 0
+        time_count = 0
+        while True:
+
+            # print storage info each minutes
+            if time_count % 60 == 0:
+
+                print(tobii_controller.get_storage_info())
+
+            # print battery level each time it changes
+            battery_level = tobii_controller.get_battery_level()
+            if battery_level != last_battery_level:
+
+                print(tobii_controller.get_battery_info())
+                last_battery_level = battery_level
+
+            # sleep
+            time.sleep(1)
+            time_count += 1
+
+    # exit on keyboard interruption
+    except KeyboardInterrupt:
+        pass
+
+    # stop tobii controller
+    tobii_controller.stop_streaming()
+    tobii_controller.close()
+
+if __name__ == '__main__':
+
+    main()
\ No newline at end of file
-- 
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