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#!/usr/bin/env python
import argparse
import os
import json
from argaze import DataStructures
from argaze import GazeFeatures
from argaze.TobiiGlassesPro2 import TobiiEntities, TobiiVideo
from argaze.utils import MiscFeatures
import pandas
import matplotlib.pyplot as mpyplot
import matplotlib.patches as mpatches
def main():
"""
"""
# Manage arguments
parser = argparse.ArgumentParser(description=main.__doc__.split('-')[0])
parser.add_argument('-s', '--segment_path', metavar='SEGMENT_PATH', type=str, default=None, help='segment path')
parser.add_argument('-r', '--time_range', metavar=('START_TIME', 'END_TIME'), nargs=2, type=float, default=(0., None), help='start and end time (in second)')
parser.add_argument('-o', '--output', metavar='OUT', type=str, default=None, help='destination folder path (segment folder by default)')
args = parser.parse_args()
if args.segment_path != None:
# Manage destination path
destination_path = '.'
if args.output != None:
if not os.path.exists(os.path.dirname(args.output)):
os.makedirs(os.path.dirname(args.output))
print(f'{os.path.dirname(args.output)} folder created')
destination_path = args.output
else:
destination_path = args.segment_path
# Export into a dedicated time range folder
if args.time_range[1] != None:
timerange_path = f'[{int(args.time_range[0])}s - {int(args.time_range[1])}s]'
else:
timerange_path = f'[all]'
destination_path = f'{destination_path}/{timerange_path}'
if not os.path.exists(destination_path):
os.makedirs(destination_path)
print(f'{destination_path} folder created')
data_plots_filepath = f'{destination_path}/data_plot.svg'
# Load a tobii segment
tobii_segment = TobiiEntities.TobiiSegment(args.segment_path, int(args.time_range[0] * 1e6), int(args.time_range[1] * 1e6) if args.time_range[1] != None else None)
# Load a tobii segment video
tobii_segment_video = tobii_segment.load_video()
print(f'Video properties:\n\tduration: {tobii_segment_video.duration / 1e6} s\n\twidth: {tobii_segment_video.width} px\n\theight: {tobii_segment_video.height} px')
# Load a tobii segment data
tobii_segment_data = tobii_segment.load_data()
print(f'Loaded data count:')
for name in tobii_segment_data.keys():
print(f'\t{name}: {len(tobii_segment_data[name])} data')
# Edit figure
figure_width = min( 4 * tobii_segment_video.duration / 1e6, 56) # maximal width to display: 56 inches at 144 dpi < 2^16 pixels
data_sample = 8064 # 56 inches * 144 dpi = 8064 data can be displayed at max
figure = mpyplot.figure(figsize=(figure_width, 35), dpi=144)
# Plot pupil diameter data
subplot = figure.add_subplot(711)
subplot.set_title('Pupil diameter', loc='left')
subplot.set_ylim(0, 10)
patches = tobii_segment_data['PupilDiameter'].plot(names=['value'], colors=['#FFD800'], samples=data_sample)
subplot.legend(handles=patches, loc='upper left')
# Annotate events
df_ts_events = tobii_segment_data['Event'].as_dataframe()
if len(df_ts_events) > 0:
for ts, event_type, event_tag in zip(df_ts_events.index, df_ts_events.type, df_ts_events.tag):
subplot.annotate(f'{event_type}\n{event_tag}', xy=(ts, 7), horizontalalignment="left", verticalalignment="top")
subplot.vlines(ts, 0, 6, color="tab:red", linewidth=1)
# Plot pupil center data
subplot = figure.add_subplot(712)
subplot.set_title('Pupil center', loc='left')
subplot.set_ylim(-40, -20)
patches = tobii_segment_data['PupilCenter'].plot(names=['x','y','z'], colors=['#276FB6','#9427B6','#888888'], split={'value':['x','y','z']}, samples=data_sample)
subplot.legend(handles=patches, loc='upper left')
# Plot gaze position data
subplot = figure.add_subplot(713)
subplot.set_title('Gaze position', loc='left')
subplot.set_ylim(0., 1.)
patches = tobii_segment_data['GazePosition'].plot(names=['x','y'], colors=['#276FB6','#9427B6'], split={'value':['x','y']}, samples=data_sample)
subplot.legend(handles=patches, loc='upper left')
# Plot gaze direction data
subplot = figure.add_subplot(714)
subplot.set_title('Gaze direction', loc='left')
patches = tobii_segment_data['GazeDirection'].plot(names=['x','y','z'], colors=['#276FB6','#9427B6','#888888'], split={'value':['x','y','z']}, samples=data_sample)
subplot.legend(handles=patches, loc='upper left')
# Plot gaze direction data
subplot = figure.add_subplot(715)
subplot.set_title('Gaze position 3D', loc='left')
patches = tobii_segment_data['GazePosition3D'].plot(names=['x','y','z'], colors=['#276FB6','#9427B6','#888888'], split={'value':['x','y','z']}, samples=data_sample)
subplot.legend(handles=patches, loc='upper left')
# Plot accelerometer data
subplot = figure.add_subplot(716)
subplot.set_title('Accelerometer', loc='left')
patches = tobii_segment_data['Accelerometer'].plot(names=['x','y','z'], colors=['#276FB6','#9427B6','#888888'], split={'value':['x','y','z']}, samples=data_sample)
subplot.legend(handles=patches, loc='upper left')
# Plot accelerometer data
subplot = figure.add_subplot(717)
subplot.set_title('Gyroscope', loc='left')
patches = tobii_segment_data['Gyroscope'].plot(names=['x','y','z'], colors=['#276FB6','#9427B6','#888888'], split={'value':['x','y','z']}, samples=data_sample)
subplot.legend(handles=patches, loc='upper left')
# Export figure
mpyplot.tight_layout()
mpyplot.savefig(data_plots_filepath)
mpyplot.close('all')
print(f'\nData plots saved into {data_plots_filepath}')
if __name__ == '__main__':
main()
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