c = Camera(bit_depth=10, width=100, height=50)
# Fill the information
data['width'] = c.width
data['height'] = c.height
# Maximum exposure for test
exposure_max = 9000000
# Find the camera parameters for the test
c.exposure = exposure_max
c.blackoffset = get_emva_blackoffset(c)
c.K = get_emva_gain(c)
# Find the radiance that will saturate the camera at our maximum exposure time
saturation_radiance = c.get_radiance_for()
# Initialize the exposure for the spatial measure
exposure_spatial = None
# Loop through the exposures
for exposure in np.linspace(c.exposure_min, exposure_max, 100):
c.exposure = exposure
data['temporal'][exposure] = {}
# For each exposure, take to measurements (bright, dark)
for radiance in (saturation_radiance, 0.0):
photons = c.get_photons(radiance)
# Get the temporal data
data['temporal'][exposure].setdefault(photons, {})
import numpy as np
from emva1288.camera import Camera
c = Camera()
radiances = np.linspace(0, c.get_radiance_for(mean=200), num=20)
for radiance in radiances:
img = c.grab(radiance)
print(img.mean(), img.std())
import numpy as np
from emva1288.camera import Camera
c = Camera()
radiances = np.linspace(0, c.get_radiance_for(mean=200), num=20)
for radiance in radiances:
c.set_radiance(radiance)
img = c.grab()
print(img.mean(), img.std())
img_y=50)
# Fill the information
data['width'] = c.img_x
data['height'] = c.img_y
# Maximum exposure for test
exposure_max = 9000000
# Find the camera parameters for the test
c.exposure = exposure_max
c.blackoffset = get_emva_blackoffset(c)
c.K = get_emva_gain(c)
# Find the radiance that will saturate the camera at our maximum exposure time
saturation_radiance = c.get_radiance_for()
# Initialize the exposure for the spatial measure
exposure_spatial = None
# Loop through the exposures
for exposure in np.linspace(c.exposure_min, exposure_max, 100):
c.exposure = exposure
data['temporal'][exposure] = {}
# For each exposure, take to measurements (bright, dark)
for radiance in (saturation_radiance, 0.0):
photons = c.get_photons(radiance)
# Get the temporal data
data['temporal'][exposure].setdefault(photons, {})
