EyeTrackVR-Docs/scripts/EyeTrackVR.py
2022-05-04 17:23:27 +02:00

173 lines
5.7 KiB
Python

import cv2
import numpy as np
import threading
import time
import os
try:
fy= open("camport.txt","r+")
camport = fy.read().strip()
fy.close
except:
camport = 0
cam = open('camport.txt', 'w+')
cam.write('0')
cam.close
print('Error: Run Gui first and adjust camera port')
time.sleep(1)
bl = False
cap = cv2.VideoCapture(int(camport))
width = cap.get(cv2.CAP_PROP_FRAME_WIDTH)
height = cap.get(cv2.CAP_PROP_FRAME_HEIGHT)
print(width, height)
def lefteye():
x = 1 #defining variables for smoothing
y = 1
x1 = 1
y1 = 1
h = 1 #defines hight value so blink check doesnt error out
def smooth(x, x1, y, y1):
xsmooth = (x1 + x) / 2
ysmooth = (y1 + y) / 2
print('x filtered:', xsmooth, 'y filtered:', ysmooth, 'x raw:', x, 'y raw:', y)
#print('x raw:', x, 'y raw:', y)
while True: #loop for eye detection
ret, frame = cap.read()
if ret is False:
break
################################################ Reads values set in gui, needs rework to single config file
try:
fy= open("valueY.txt","r+")
vy = fy.read().strip()
fy.close
except:
vy = str(height)
v= open("valueY.txt","w+")
v.write(vy)
v.close()
print('WARNING: Run Gui first and adjust Value Y')
#time.sleep(2)
################################################
try:
fx= open("valueX.txt","r+")
vx = fx.read().strip()
fx.close
except:
vx = str(width)
fx= open("valueX.txt","w+")
fx.write(vx)
fx.close()
print('WARNING: Run Gui first and adjust Value X')
#time.sleep(2)
################################################
try:
vyll= open("valueYl.txt","r+")
vyl = vyll.read().strip()
vyll.close
except:
vyll= open("valueYl.txt","w+")
vyll.write('1')
vyll.close
vyl = 1
print('WARNING: Run Gui first and adjust Value Y L')
time.sleep(1)
################################################
try:
vxll= open("valueXl.txt","r+")
vxl = vxll.read().strip()
vxll.close
except:
vxl = 1
vyll= open("valueXl.txt","w+")
vyl = vyll.write('1')
vyll.close
print('Error: Run Gui first and adjust Value X L')
time.sleep(1)
################################################
try:
thresh= open("thresh.txt","r+")
threshr = thresh.read().strip()
thresh.close
except:
thresh= open("thresh.txt","w+")
threshr = thresh.write('19')
thresh.close
print('WARNING: Run Gui first and adjust threshold value')
threshr = 19
time.sleep(1)
################################################
# try:
try: # trys at set size if it errors it will revert to working size/ doesnt do what was orrigionally planed, it kinda helps
roi = frame[int(vxl): int(float(vy)), int(vyl): int(float(vx))]
except:
roi = frame[100: 300, 200: 316]
try:
x1 = x
y1 = y
rows, cols, _ = roi.shape
gray_roi = cv2.cvtColor(roi, cv2.COLOR_BGR2GRAY)
gray_roi = cv2.GaussianBlur(gray_roi, (7, 7), 0)
_, threshold = cv2.threshold(gray_roi, int(threshr), 255, cv2.THRESH_BINARY_INV)
contours, _ = cv2.findContours(threshold, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)
contours = sorted(contours, key=lambda x: cv2.contourArea(x), reverse=True)
for cnt in contours:
(x, y, w, h) = cv2.boundingRect(cnt)
openes = 95
if h <= 25: #way to find if eye is closed and sets value (hopefully will train tensorflow model for correct openess detection)
openes = 0
smooth(x, x1, y, y1)
#print('Left: x:', x, 'y:', y, 'openess:', openes)
#print('Right: x:', x, 'y:', y, 'openess:', openes)
cv2.line(threshold, (x + int(w/2), 0), (x + int(w/2), rows), (255, 0, 0), 1) #visualizes eyetracking on threshold
cv2.line(threshold, (0, y + int(h/2)), (cols, y + int(h/2)), (255, 0, 0), 1)
cv2.drawContours(threshold, [cnt], -1, (255, 0, 0), 3)
cv2.rectangle(threshold, (x, y), (x + w, y + h), (255, 0, 0), 2)
cv2.line(gray_roi, (x + int(w/2), 0), (x + int(w/2), rows), (255, 0, 0), 1) #visualizes eyetracking on greyscale
cv2.line(gray_roi, (0, y + int(h/2)), (cols, y + int(h/2)), (255, 0, 0), 1)
cv2.drawContours(gray_roi, [cnt], -1, (255, 0, 0), 3)
cv2.rectangle(gray_roi, (x, y), (x + w, y + h), (255, 0, 0), 2)
break
if h == 0: #basically useless lol
print('no eye detected"')
cv2.imshow("Threshold", threshold)
cv2.imshow("GreyScale", gray_roi)
#cv2.imshow("Roi", roi)
key = cv2.waitKey(30)
except:
print('ERROR 1: Something went wrong trying to track your eye.')
print('###############> initailizing <###############')
cv2.destroyAllWindows()
if __name__ == '__main__':
lefteye()
#t1 = threading.Thread(target=lefteye)
#t2 = threading.Thread(target=righteye)
#t1.start()
#t2.start()
#t1.join()
#t2.join()
print('Running:')