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""" """
"""
This program is free software: you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <https://www.gnu.org/licenses/>.
"""
__author__ = "Théo de la Hogue"
__credits__ = []
__copyright__ = "Copyright 2023, Ecole Nationale de l'Aviation Civile (ENAC)"
__license__ = "GPLv3"
import logging
from argaze import DataFeatures, GazeFeatures
from argaze.utils import UtilsFeatures
class LookPerformanceRecorder(UtilsFeatures.FileWriter):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.header = "Timestamp (ms)", "Time (ms)", "Frequency (Hz)"
logging.info('%s writes into %s', DataFeatures.get_class_path(self), self.path)
def on_look(self, timestamp, frame, exception):
"""Log frame look execution performance."""
time, frequency = frame.execution_info('look')
print('LookPerformanceRecorder', time, frequency)
log = (
timestamp,
time * 1e3,
frequency
)
self.write(log)
class WatchPerformanceRecorder(UtilsFeatures.FileWriter):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.header = "Timestamp (ms)", "Time (ms)", "Frequency (Hz)"
logging.info('%s writes into %s', DataFeatures.get_class_path(self), self.path)
def on_watch(self, timestamp, camera, exception):
"""Log camera watch execution performance."""
time, frequency = camera.execution_info('watch')
print('WatchPerformanceRecorder', time, frequency)
log = (
timestamp,
time * 1e3,
frequency
)
self.write(log)
class FixationRecorder(UtilsFeatures.FileWriter):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.header = "Timestamp (ms)", "Focus (px)", "Duration (ms)", "AOI"
logging.info('%s writes into %s', DataFeatures.get_class_path(self), self.path)
def on_look(self, timestamp, frame, exception):
"""Log frame fixations."""
# Log fixations
if GazeFeatures.is_fixation(frame.last_gaze_movement()) and frame.last_gaze_movement().is_finished():
log = (
timestamp,
frame.last_gaze_movement().focus,
frame.last_gaze_movement().duration,
frame.layers['demo_layer'].last_looked_aoi_name()
)
self.write(log)
class ScanPathAnalysisRecorder(UtilsFeatures.FileWriter):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.header = "Timestamp (ms)", "Duration (ms)", "Step", "K", "NNI", "XXR"
logging.info('%s writes into %s', DataFeatures.get_class_path(self), self.path)
def on_look(self, timestamp, frame, exception):
"""Log frame scan path metrics."""
if frame.is_analysis_available():
analysis = frame.analysis()
log = (
timestamp,
analysis['argaze.GazeAnalysis.Basic.ScanPathAnalyzer'].path_duration,
analysis['argaze.GazeAnalysis.Basic.ScanPathAnalyzer'].steps_number,
analysis['argaze.GazeAnalysis.KCoefficient.ScanPathAnalyzer'].K,
analysis['argaze.GazeAnalysis.NearestNeighborIndex.ScanPathAnalyzer'].nearest_neighbor_index,
analysis['argaze.GazeAnalysis.ExploreExploitRatio.ScanPathAnalyzer'].explore_exploit_ratio
)
self.write(log)
class FrameImageRecorder(UtilsFeatures.VideoWriter):
def __init__(self, **kwargs):
super().__init__(**kwargs)
logging.info('%s writes into %s', DataFeatures.get_class_path(self), self.path)
def on_look(self, timestamp, frame, exception):
"""Write frame image."""
self.write(frame.image())
class AOIScanPathAnalysisRecorder(UtilsFeatures.FileWriter):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.header = "Timestamp (ms)", "Duration (ms)", "Step", "K", "LZC"
logging.info('%s writes into %s', DataFeatures.get_class_path(self), self.path)
def on_look(self, timestamp, layer, exception):
"""Log layer aoi scan path metrics"""
if layer.is_analysis_available():
analysis = layer.analysis()
log = (
timestamp,
analysis['argaze.GazeAnalysis.Basic.AOIScanPathAnalyzer'].path_duration,
analysis['argaze.GazeAnalysis.Basic.AOIScanPathAnalyzer'].steps_number,
analysis['argaze.GazeAnalysis.KCoefficient.AOIScanPathAnalyzer'].K,
analysis['argaze.GazeAnalysis.LempelZivComplexity.AOIScanPathAnalyzer'].lempel_ziv_complexity
)
self.write(log)
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