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Make resolution and servo pos scale #6

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Make resolution and servo pos scale #6

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12 changes: 8 additions & 4 deletions face_tracker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,10 @@
eye_cascade = cv2.CascadeClassifier('haarcascade_eye.xml')

cap = cv2.VideoCapture(0)
width=480 #adjust these to change dimentions; larger width & height gives better resolution, but slower processing speed
height=360
cap.set(3,width)
cap.set(4,height)

# Defining and initializing globals
global panServoAngle
Expand All @@ -38,25 +42,25 @@
def servoPosition (x, y):
global panServoAngle
global tiltServoAngle
if (x < 250):
if (x < width*.45):
panServoAngle += 10
if panServoAngle > 140:
panServoAngle = 140
os.system("python angleServoCtrl.py " + str(panPin) + " " + str(panServoAngle))

if (x > 300):
if (x > width*.55):
panServoAngle -= 10
if panServoAngle < 40:
panServoAngle = 40
os.system("python angleServoCtrl.py " + str(panPin) + " " + str(panServoAngle))

if (y < 160):
if (y < height*.45):
tiltServoAngle += 10
if tiltServoAngle > 140:
tiltServoAngle = 140
os.system("python angleServoCtrl.py " + str(tiltPin) + " " + str(tiltServoAngle))

if (y > 210):
if (y > height*.55):
tiltServoAngle -= 10
if tiltServoAngle < 40:
tiltServoAngle = 40
Expand Down