Python Elphel.grab_image_slow Beispiele

Beispiel #1

Datei: full_resolution_grab.py Projekt: hchauvet/pyElphel

cam.params['WOI_HEIGHT'] = 1936

#Adjust exposure time
cam.params['EXPOS'] = 6000

#Set parameters to camera
cam.set_params()


#Loop to record images
listImg = []
N = 10
tstart = time.time()

for i in range(N):
    listImg.append( cam.grab_image_slow() )
    
fps = N/(time.time() - tstart)
print("FPS = %0.2f"%fps)

#Transform binary images to array
listArrayImg = []
for img in listImg:
    listArrayImg.append( imread( StringIO.StringIO(img), format='jpg' ) )
     
#Save image list as pikle
pkl.dump(listArrayImg, open('test_mov_full.pkl','wb'), protocol=2 )

#Display images with matplotlib

Beispiel #2

cam.params['WOI_WIDTH'] = 2592
cam.params['WOI_HEIGHT'] = 1936

#Adjust exposure time
cam.params['EXPOS'] = 6000

#Set parameters to camera
cam.set_params()

#Loop to record images
listImg = []
N = 10
tstart = time.time()

for i in range(N):
    listImg.append(cam.grab_image_slow())

fps = N / (time.time() - tstart)
print("FPS = %0.2f" % fps)

#Transform binary images to array
listArrayImg = []
for img in listImg:
    listArrayImg.append(imread(StringIO.StringIO(img), format='jpg'))

#Save image list as pikle
pkl.dump(listArrayImg, open('test_mov_full.pkl', 'wb'), protocol=2)

#Display images with matplotlib

f = imshow(listArrayImg[0])