Колориметр
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import matplotlib.pyplot as plt
import numpy as np
from pyspectrum import Spectrometer
from colorimeter import Colorimeter
import matplotlib.pyplot as plt
import numpy as np
from pyspectrum import Spectrometer
from colorimeter import Colorimeter
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device = Spectrometer()
device.set_config(
exposure=100, n_times=1,
wavelength_calibration_path='data/profile.json'
)
device.read_dark_signal(n_times=100)
device = Spectrometer()
device.set_config(
exposure=100, n_times=1,
wavelength_calibration_path='data/profile.json'
)
device.read_dark_signal(n_times=100)
Wavelength calibration loaded
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white_spectrum = device.read()
plt.plot(white_spectrum.wavelength, white_spectrum.intensity[0])
plt.ylim(0, max(white_spectrum.intensity[0]))
plt.show()
white_spectrum = device.read()
plt.plot(white_spectrum.wavelength, white_spectrum.intensity[0])
plt.ylim(0, max(white_spectrum.intensity[0]))
plt.show()
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spectrum = device.read()
plt.plot(white_spectrum.wavelength, white_spectrum.intensity[0])
plt.plot(spectrum.wavelength, spectrum.intensity[0])
plt.ylim(0, max(white_spectrum.intensity[0]))
plt.show()
spectrum = device.read()
plt.plot(white_spectrum.wavelength, white_spectrum.intensity[0])
plt.plot(spectrum.wavelength, spectrum.intensity[0])
plt.ylim(0, max(white_spectrum.intensity[0]))
plt.show()
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colorimeter = Colorimeter(white_spectrum, illuminant='D65', observer='2deg')
colorimeter.measure(spectrum)
print(f'Using illuminant "{colorimeter.illuminant}" and observer "{colorimeter.observer}"')
print()
print('XYZ: ', *colorimeter.XYZ(), sep='\t')
print('xyY: ', *colorimeter.xyY(), sep='\t')
print()
print('Lab: ', *colorimeter.Lab(), sep='\t')
print('LCh(ab): ', *colorimeter.LCh_ab(), sep='\t')
print('Luv: ', *colorimeter.Luv(), sep='\t')
print('LCh(uv): ', *colorimeter.LCh_uv(), sep='\t')
print()
print('sRGB (No adaptation): ', *colorimeter.RGB('sRGB', None), sep='\t')
print('sRGB (XYZ Scaling): ', *colorimeter.RGB('sRGB', 'XYZ Scaling'), sep='\t')
print('sRGB (Bradford): ', *colorimeter.RGB('sRGB', 'Bradford'), sep='\t')
print('sRGB (Von Kries): ', *colorimeter.RGB('sRGB', 'Von Kries'), sep='\t')
print()
print('Adobe RGB (No adaptation):', *colorimeter.RGB('Adobe RGB', None), sep='\t')
print('Adobe RGB (XYZ Scaling): ', *colorimeter.RGB('Adobe RGB', 'XYZ Scaling'), sep='\t')
print('Adobe RGB (Bradford): ', *colorimeter.RGB('Adobe RGB', 'Bradford'), sep='\t')
print('Adobe RGB (Von Kries): ', *colorimeter.RGB('Adobe RGB', 'Von Kries'), sep='\t')
print()
print('CIE RGB (No adaptation): ', *colorimeter.RGB('CIE RGB', None), sep='\t')
print('CIE RGB (XYZ Scaling): ', *colorimeter.RGB('CIE RGB', 'XYZ Scaling'), sep='\t')
print('CIE RGB (Bradford): ', *colorimeter.RGB('CIE RGB', 'Bradford'), sep='\t')
print('CIE RGB (Von Kries): ', *colorimeter.RGB('CIE RGB', 'Von Kries'), sep='\t')
rgb_spaces = ['sRGB', 'Adobe RGB', 'CIE RGB']
adaptation_methods = [None, 'XYZ Scaling', 'Bradford', 'Von Kries']
plt.imshow([[colorimeter.RGB(rgb, adapt) for adapt in adaptation_methods] for rgb in rgb_spaces])
plt.xticks(np.arange(4), adaptation_methods)
plt.yticks(np.arange(3), rgb_spaces)
plt.show()
colorimeter = Colorimeter(white_spectrum, illuminant='D65', observer='2deg')
colorimeter.measure(spectrum)
print(f'Using illuminant "{colorimeter.illuminant}" and observer "{colorimeter.observer}"')
print()
print('XYZ: ', *colorimeter.XYZ(), sep='\t')
print('xyY: ', *colorimeter.xyY(), sep='\t')
print()
print('Lab: ', *colorimeter.Lab(), sep='\t')
print('LCh(ab): ', *colorimeter.LCh_ab(), sep='\t')
print('Luv: ', *colorimeter.Luv(), sep='\t')
print('LCh(uv): ', *colorimeter.LCh_uv(), sep='\t')
print()
print('sRGB (No adaptation): ', *colorimeter.RGB('sRGB', None), sep='\t')
print('sRGB (XYZ Scaling): ', *colorimeter.RGB('sRGB', 'XYZ Scaling'), sep='\t')
print('sRGB (Bradford): ', *colorimeter.RGB('sRGB', 'Bradford'), sep='\t')
print('sRGB (Von Kries): ', *colorimeter.RGB('sRGB', 'Von Kries'), sep='\t')
print()
print('Adobe RGB (No adaptation):', *colorimeter.RGB('Adobe RGB', None), sep='\t')
print('Adobe RGB (XYZ Scaling): ', *colorimeter.RGB('Adobe RGB', 'XYZ Scaling'), sep='\t')
print('Adobe RGB (Bradford): ', *colorimeter.RGB('Adobe RGB', 'Bradford'), sep='\t')
print('Adobe RGB (Von Kries): ', *colorimeter.RGB('Adobe RGB', 'Von Kries'), sep='\t')
print()
print('CIE RGB (No adaptation): ', *colorimeter.RGB('CIE RGB', None), sep='\t')
print('CIE RGB (XYZ Scaling): ', *colorimeter.RGB('CIE RGB', 'XYZ Scaling'), sep='\t')
print('CIE RGB (Bradford): ', *colorimeter.RGB('CIE RGB', 'Bradford'), sep='\t')
print('CIE RGB (Von Kries): ', *colorimeter.RGB('CIE RGB', 'Von Kries'), sep='\t')
rgb_spaces = ['sRGB', 'Adobe RGB', 'CIE RGB']
adaptation_methods = [None, 'XYZ Scaling', 'Bradford', 'Von Kries']
plt.imshow([[colorimeter.RGB(rgb, adapt) for adapt in adaptation_methods] for rgb in rgb_spaces])
plt.xticks(np.arange(4), adaptation_methods)
plt.yticks(np.arange(3), rgb_spaces)
plt.show()
Using illuminant "D65" and observer "2deg" XYZ: 0.641471279999794 0.8456131162571222 0.18786830802951965 xyY: 0.38297874224041084 0.5048579067892969 0.8456131162571222 Lab: 93.69375232825051 -34.23719522274593 77.78456920377207 LCh(ab): 93.69375232825051 84.98602675108904 113.75689012871004 Luv: 93.69375232825051 -15.957696626965069 96.96132766769031 LCh(uv): 93.69375232825051 98.26569668363146 99.34584276782375 sRGB (No adaptation): 0.8462309920237574 0.9877820981736988 0.27571691411664173 sRGB (XYZ Scaling): 0.8462309920237574 0.9877820981736988 0.27571691411664173 sRGB (Bradford): 0.8462309920237575 0.9877820981736988 0.27571691411664173 sRGB (Von Kries): 0.8462309920237576 0.9877820981736988 0.2757169141166418 Adobe RGB (No adaptation): 0.8864066472407407 0.9873729107696092 0.3499638937114796 Adobe RGB (XYZ Scaling): 0.8864066472407407 0.9873729107696092 0.3499638937114796 Adobe RGB (Bradford): 0.8864066472407407 0.9873729107696091 0.3499638937114796 Adobe RGB (Von Kries): 0.8864066472407408 0.9873729107696091 0.3499638937114796 CIE RGB (No adaptation): 0.8342464175812507 0.9495049856848842 0.45928798147799654 CIE RGB (XYZ Scaling): 0.8815340879256125 0.9404767130715807 0.44125285775550227 CIE RGB (Bradford): 0.9025786513564865 0.936440482900181 0.44211668900289064 CIE RGB (Von Kries): 0.9065519148567862 0.9353032627858162 0.44138461367415344
