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-rw-r--r--src/argaze/utils/contexts/TobiiProGlasses2.py21
1 files changed, 15 insertions, 6 deletions
diff --git a/src/argaze/utils/contexts/TobiiProGlasses2.py b/src/argaze/utils/contexts/TobiiProGlasses2.py
index 13dcf4a..b8810ae 100644
--- a/src/argaze/utils/contexts/TobiiProGlasses2.py
+++ b/src/argaze/utils/contexts/TobiiProGlasses2.py
@@ -1171,6 +1171,7 @@ class SegmentPlayback(ArFeatures.DataPlaybackContext):
self.__sync_event_unit = None
self.__sync_event_factor = None
self.__sync_data_ts = None
+ self.__sync_video_ts = None
self.__sync_ts = None
self.__last_sync_data_ts = None
self.__last_sync_ts = None
@@ -1303,13 +1304,16 @@ class SegmentPlayback(ArFeatures.DataPlaybackContext):
logging.debug('> read image at %i timestamp', video_ts)
- # Don't process images if sync is required but sync event not happened yet
- if self.__sync_event is not None and self.__sync_ts is not None:
+ # if sync is required
+ if self.__sync_event is not None:
- sync_video_ts = int(self.__sync_ts + video_ts - self.__sync_data_ts)
+ # Wait for a first sync event
+ if self.__sync_ts is not None:
- # Process camera image
- self._process_camera_image(timestamp=sync_video_ts, image=video_image)
+ self.__sync_video_ts = int(self.__sync_ts + video_ts - self.__sync_data_ts)
+
+ # Process camera image
+ self._process_camera_image(timestamp=self.__sync_video_ts, image=video_image)
# Otherwise, always process images
elif self.__sync_event is None:
@@ -1360,8 +1364,13 @@ class SegmentPlayback(ArFeatures.DataPlaybackContext):
logging.info('Difference between data and sync event timestamps is %i ms', diff_data_ts-diff_sync_ts)
+ # Don't process gaze positions if sync is required but no image have been processed yet
+ if self.__sync_event is not None and self.__sync_video_ts is None:
+
+ continue
+
# Don't process gaze positions if sync is required but sync event not happened yet
- if self.__sync_event is not None and self.__sync_ts is None:
+ elif self.__sync_event is not None and self.__sync_ts is None:
continue