def animate(i):
global data_
global time_text_
global box_
global tvec_, y1_, y2_
global cap_
global fig_ax_
t = float(i) / fps_
ret, img = cap_.read()
(x0, y0), (x1, y1) = box_
try:
frame = img[y0:y1, x0:x1]
except Exception as e:
print('[WARN] Frame %s dropped' % i)
return lines_.values(), time_text_
gray = cv2.cvtColor(frame, cv2.COLOR_RGB2GRAY)
if save_video_:
fig_ax_.imshow(frame[::2, ::2], interpolation='nearest')
else:
cv2.imshow('image', frame)
cv2.waitKey(1)
inI, outI, edge, pixal = webcam.process_frame(gray)
tvec_.append(t)
y1_.append(edge)
y2_.append(pixal)
update_axis_limits(axes_['raw'], t, edge)
update_axis_limits(axes_['raw_twin'], t, pixal)
lines_['rawA'].set_data(tvec_, y1_)
lines_['rawB'].set_data(tvec_, y2_)
# update every 5 seconds.
if i % int(fps_) == 0 and i > int(fps_) * 5:
success = True
data_ = np.array((tvec_, y1_, y2_)).T
if data_ is None:
success = False
try:
tA, bA = extract.find_blinks_using_edge(data_[:, :])
except Exception as e:
print("[WARN ] Failed to detect blink (edges). Error was %s" % e)
success = False
try:
tB, bB = extract.find_blinks_using_pixals(data_[:, :])
except Exception as e:
print("[WARN ] Failed to detect blink (pixals). Error was %s" % e)
success = False
if success:
update_axis_limits(axes_['blink'], t, 1)
update_axis_limits(axes_['blink_twin'], t, 1)
lines_['blinkA'].set_data(tA, 0.9 * np.ones(len(tA)))
lines_['blinkB'].set_data(tB, np.ones(len(tB)))
time_text_.set_text(time_template_ % t)
return lines_.values(), time_text_
def main(args):
# Extract video first
data = webcam.video2csv(args)
edgyBlinks = extract.find_blinks_using_edge(data)
outfile = "%s_blinks_using_edges.csv" % args['video_file']
print("[INFO] Writing to outfile %s" % outfile)
np.savetxt(outfile, np.array(edgyBlinks).T, delimiter=","
, header = "time,blinks")
pixalBlinks = extract.find_blinks_using_pixals(data)
outfile = "%s_blinks_using_pixals.csv" % args['video_file']
print("[INFO] Writing to outfile %s" % outfile)
np.savetxt(outfile, np.array(pixalBlinks).T, delimiter=","
, header = "time,blinks")
def main(args):
# Extract video first
data = webcam.video2csv(args)
edgyBlinks = extract.find_blinks_using_edge(data)
outfile = "%s_blinks_using_edges.csv" % args['video_file']
print("[INFO] Writing to outfile %s" % outfile)
np.savetxt(outfile, np.array(edgyBlinks).T, delimiter=","
, header = "time,blinks")
pixalBlinks = extract.find_blinks_using_pixals(data)
outfile = "%s_blinks_using_pixals.csv" % args['video_file']
print("[INFO] Writing to outfile %s" % outfile)
np.savetxt(outfile, np.array(pixalBlinks).T, delimiter=","
, header = "time,blinks")
def main(args):
# Extract video first
data = webcam.video2csv(args)
if len(data) == 0:
print('[WARN] Could not load data. Quitting.')
return None
edgyBlinks = extract.find_blinks_using_edge(data)
outfile = "%s_blinks_using_edges.csv" % args['video_device']
print("[INFO] Writing to outfile %s" % outfile)
np.savetxt(outfile, np.array(edgyBlinks).T, delimiter=","
, header = "time,blinks")
pixalBlinks = extract.find_blinks_using_pixals(data)
outfile = "%s_blinks_using_pixals.csv" % args['video_file']
print("[INFO] Writing to outfile %s" % outfile)
np.savetxt(outfile, np.array(pixalBlinks).T, delimiter=","
, header = "time,blinks")
def main(args):
# Extract video first
data = webcam.video2csv(args)
if len(data) == 0:
print('[WARN] Could not load data. Quitting.')
return None
edgyBlinks = extract.find_blinks_using_edge(data)
outfile = "%s_blinks_using_edges.csv" % args['video_device']
print("[INFO] Writing to outfile %s" % outfile)
np.savetxt(outfile, np.array(edgyBlinks).T, delimiter=","
, header = "time,blinks")
pixalBlinks = extract.find_blinks_using_pixals(data)
outfile = "%s_blinks_using_pixals.csv" % args['video_device']
print("[INFO] Writing to outfile %s" % outfile)
np.savetxt(outfile, np.array(pixalBlinks).T, delimiter=","
, header = "time,blinks")
def animate(i):
global data_
global time_text_
global box_
global tvec_, y1_, y2_
global cap_
global fig_ax_
t = float(i) / fps_
ret, img = cap_.read()
(x0, y0), (x1, y1) = box_
try:
frame = img[y0:y1,x0:x1]
except Exception as e:
print('[WARN] Frame %s dropped' % i)
return lines_.values(), time_text_
gray = cv2.cvtColor(frame, cv2.COLOR_RGB2GRAY)
if save_video_:
fig_ax_.imshow(frame[::2,::2], interpolation='nearest')
else:
cv2.imshow('image', frame)
cv2.waitKey(1)
inI, outI, edge, pixal = webcam.process_frame(gray)
tvec_.append(t); y1_.append(edge); y2_.append(pixal)
update_axis_limits(axes_['raw'], t, edge)
update_axis_limits(axes_['raw_twin'], t, pixal)
lines_['rawA'].set_data(tvec_, y1_)
lines_['rawB'].set_data(tvec_, y2_)
if i % int(fps_) == 0 and i > int(fps_)*5:
data_ = np.array((tvec_, y1_, y2_)).T
tA, bA = extract.find_blinks_using_edge(data_[:,:])
tB, bB = extract.find_blinks_using_pixals(data_[:,:])
update_axis_limits(axes_['blink'], t, 1)
update_axis_limits(axes_['blink_twin'], t, 1)
lines_['blinkA'].set_data(tA, 0.9*np.ones(len(tA)))
lines_['blinkB'].set_data(tB, np.ones(len(tB)))
time_text_.set_text(time_template_ % t)
return lines_.values(), time_text_
def animate(i):
global data_
global time_text_
global box_
global tvec_, y1_, y2_
global cap_
global fig_ax_
t = float(i) / fps_
ret, img = cap_.read()
(x0, y0), (x1, y1) = box_
frame = img[y0:y1, x0:x1]
gray = cv2.cvtColor(frame, cv2.COLOR_RGB2GRAY)
if save_video_:
fig_ax_.imshow(frame[::2, ::2], interpolation='nearest')
else:
cv2.imshow('image', frame)
cv2.waitKey(1)
inI, outI, edge, pixal = webcam.process_frame(gray)
tvec_.append(t)
y1_.append(edge)
y2_.append(pixal)
update_axis_limits(axes_['raw'], t, edge)
update_axis_limits(axes_['raw_twin'], t, pixal)
lines_['rawA'].set_data(tvec_, y1_)
lines_['rawB'].set_data(tvec_, y2_)
if i % int(fps_) == 0 and i > int(fps_) * 5:
data_ = np.array((tvec_, y1_, y2_)).T
tA, bA = extract.find_blinks_using_edge(data_[:, :])
tB, bB = extract.find_blinks_using_pixals(data_[:, :])
update_axis_limits(axes_['blink'], t, 1)
update_axis_limits(axes_['blink_twin'], t, 1)
lines_['blinkA'].set_data(tA, 0.9 * np.ones(len(tA)))
lines_['blinkB'].set_data(tB, np.ones(len(tB)))
time_text_.set_text(time_template_ % t)
return lines_.values(), time_text_
