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camera-mouse.py
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camera-mouse.py
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import cv2 # Computer Vision
import time # can be replaced by datetime
import mouse # move function of the mouse
import pyautogui # click function and keyboard simulation
import chime
from queue import Queue
import math
from screeninfo import get_monitors
from enum import Enum
## Eye blink integration
import drowsy_detection
mouse_speed=20
last_nose_pos=(-1,-1)
nose_pos_q=Queue(maxsize=3)
pyautogui.FAILSAFE = False
class MouseMode(Enum):
REL_MOUSE=1
REL_JOYSTICK_MOUSE=2
CURSOR_KEYS=3
mouse_mode=MouseMode.REL_JOYSTICK_MOUSE
frame_counter=0
# Define gestures by selecting the landmark indexes which shall be used for calculation the EAR value: https://learnopencv.com/driver-drowsiness-detection-using-mediapipe-in-python/
# The landmark indexes can be found here (left / right must be flipped because of selfie view): https://raw.githubusercontent.com/google/mediapipe/master/mediapipe/modules/face_geometry/data/canonical_face_model_uv_visualization.png
state_gesture=[{
"label": "Mouth Open",
"gesture_idxs": [57, 37, 267, 287, 314, 84],
"EAR_THRESH": 0.40,
"WAIT_TIME": 0.6,
"operator": ">",
"start_time": time.perf_counter(),
"DROWSY_TIME": 0.0, # Holds the amount of time passed with EAR < EAR_THRESH
"COLOR": drowsy_detection.BLACK,
"play_alarm": False,
"play_alarm_prev": False,
"action": "Double Click"
},
{
"label": "Eye_r",
"gesture_idxs": [362, 385, 387, 263, 373, 380],
"EAR_THRESH": 0.18,
"WAIT_TIME": 0.6,
"operator": "<",
"start_time": time.perf_counter(),
"DROWSY_TIME": 0.0, # Holds the amount of time passed with EAR < EAR_THRESH
"COLOR": drowsy_detection.BLACK,
"play_alarm": False,
"play_alarm_prev": False,
"action": "Right Click"
},
{
"label": "Eye_l",
"gesture_idxs": [33, 160, 158, 133, 153, 144],
"EAR_THRESH": 0.18,
"WAIT_TIME": 0.6,
"operator": "<",
"start_time": time.perf_counter(),
"DROWSY_TIME": 0.0, # Holds the amount of time passed with EAR < EAR_THRESH
"COLOR": drowsy_detection.BLACK,
"play_alarm": False,
"play_alarm_prev": False,
"action": "Left Click"
},
# {
# "label": "brow_up_r",
# "gesture_idxs": [33, 334, 296, 133, 153, 144],
# "EAR_THRESH": 2.9,
# "WAIT_TIME": 0.6,
# "operator": ">",
# "start_time": time.perf_counter(),
# "DROWSY_TIME": 0.0, # Holds the amount of time passed with EAR < EAR_THRESH
# "COLOR": drowsy_detection.BLACK,
# "play_alarm": False,
# "play_alarm_prev": False,
# "action": ""
# },
{
"label": "brow_up_l",
# "gesture_idxs": [33, 105, 66, 133, 153, 144],
"gesture_idxs": [33, 105, 66, 263, 153,144],
"EAR_THRESH": 0.415,
"WAIT_TIME": 0.6,
"operator": ">",
"start_time": time.perf_counter(),
"DROWSY_TIME": 0.0, # Holds the amount of time passed with EAR < EAR_THRESH
"COLOR": drowsy_detection.BLACK,
"play_alarm": False,
"play_alarm_prev": False,
"action": "KEY_SPACE"
},
# {
# "label": "cheek_up",
# "gesture_idxs": [103, 67, 109, 10, 36, 205],
# "EAR_THRESH": 2.5,
# "WAIT_TIME": 0.6,
# "operator": "<",
# "start_time": time.perf_counter(),
# "DROWSY_TIME": 0.0, # Holds the amount of time passed with EAR < EAR_THRESH
# "COLOR": drowsy_detection.BLACK,
# "play_alarm": False,
# "play_alarm_prev": False,
# "action": ""
# }
]
def mouse_move(x, y):
#print("mouse move: x={0}, y={1}".format(x,y))
if mouse_mode==MouseMode.CURSOR_KEYS:
if x < -10:
pyautogui.press("left")
elif x > 10:
pyautogui.press("right")
elif y < -10:
pyautogui.press("up")
elif y > 10:
pyautogui.press("down")
else:
mouse.move(x, y, absolute=False, duration=0)
def trigger_gesture(action):
x, y = mouse.get_position()
print("Gesture triggered: "+action)
if action == "Left Click":
if drowsy_detection.enabled: pyautogui.click(x, y)
chime.success()
elif action == "Double Click":
if drowsy_detection.enabled: pyautogui.doubleClick(x, y)
chime.success()
elif action == "Right Click":
if drowsy_detection.enabled: pyautogui.rightClick(x, y)
chime.warning()
elif action == "Middle Click":
if drowsy_detection.enabled: pyautogui.middleClick(x,y)
chime.info()
elif action == "KEY_SPACE":
if drowsy_detection.enabled: pyautogui.press("space")
chime.error()
def calibrate(vidFrameHandler, frame,state_tracker,nose_pos,head_pose,frame_w,frame_h):
vidFrameHandler.set_headpose_null(head_pose)
for m in get_monitors():
print(str(m))
if m.is_primary:
screen_size=(m.width,m.height)
mouse.move(screen_size[0]/2,screen_size[1]/2,absolute=True,duration=0)
def cam_mouse_EAR():
global mouse_mode
cTime=time.time()
pTime=cTime
cap = cv2.VideoCapture(0)
frame_w = cap.get(cv2.CAP_PROP_FRAME_WIDTH)
frame_h = cap.get(cv2.CAP_PROP_FRAME_HEIGHT)
fpos_pos=(10,round(frame_h-20))
#cap = cv2.VideoCapture("Manschette-test-frontal.mkv")
vidFrameHandler = drowsy_detection.VideoFrameHandler(cap,state_gesture)
while True:
success, img = cap.read()
# # Flip the frame horizontally for a selfie-view display.
img = cv2.flip(img, 1)
frame, state_tracker, nose_pos, head_pose = vidFrameHandler.process(img,mouse_mode.name)
for gesture in state_tracker:
eye_blinked=gesture["play_alarm"]
eye_blinked_prev = gesture["play_alarm_prev"]
if eye_blinked and eye_blinked_prev==False:
trigger_gesture(gesture["action"])
gesture["play_alarm_prev"]=gesture["play_alarm"]
if mouse_mode==MouseMode.REL_MOUSE:
mouse_move_direct(nose_pos,frame_w,frame_h)
elif mouse_mode==MouseMode.REL_JOYSTICK_MOUSE or mouse_mode==MouseMode.CURSOR_KEYS:
mouse_move_joystick_head_pose(head_pose, frame_w, frame_h)
cTime=time.time()
fps=round(1/(cTime-pTime))
pTime=cTime
cv2.putText(img, f"FPS: {fps}", fpos_pos, cv2.FONT_HERSHEY_DUPLEX, 0.6, drowsy_detection.BLACK, 2)
cv2.imshow("Camera Mouse", frame)
key = cv2.pollKey()
#print(key)
# ESC
if key == 27:
break
# gesture index: 0 - 9
elif key >= 48 and key < (48+len(state_gesture)):
drowsy_detection.gesture_editing_idx=key-48
# + increase current value, - decrease current value
elif key == 43:
state_gesture[drowsy_detection.gesture_editing_idx]['EAR_THRESH']+=0.02
elif key == 45:
state_gesture[drowsy_detection.gesture_editing_idx]['EAR_THRESH']-=0.02
elif key == 97:
drowsy_detection.enabled=not drowsy_detection.enabled
elif key == 99:
calibrate(vidFrameHandler,frame,state_tracker,nose_pos,head_pose,frame_w,frame_h)
elif key== 109:
try:
mouse_mode=MouseMode(mouse_mode.value+1)
except:
mouse_mode=MouseMode(1)
def mouse_move_direct(nose_pos,frame_w,frame_h):
global last_nose_pos
if last_nose_pos==(-1,-1):
last_nose_pos=nose_pos
avg_nose_pos=((last_nose_pos[0]+nose_pos[0])/2,(last_nose_pos[1]+nose_pos[1])/2)
diff_nose_pos=(last_nose_pos[0]-avg_nose_pos[0],last_nose_pos[1]-avg_nose_pos[1])
if(abs(diff_nose_pos[0])>1 or abs(diff_nose_pos[1])> 1):
if drowsy_detection.enabled: mouse_move(-1*diff_nose_pos[0]*mouse_speed,-1*diff_nose_pos[1]*mouse_speed)
last_nose_pos = avg_nose_pos
def mouse_move_joystick_head_pose(head_pose,frame_w,frame_h):
global frame_counter
frame_counter+=1
if not mouse_mode and not (frame_counter % 12)==0:
return
pitch=head_pose[0]
yaw=head_pose[1]
mouse_speed_co=1.1
mouse_speed_max=25
acceleration=3
threshold=(-2,2,-0,2)
if not mouse_mode:
threshold=(-6,6,-4,6)
mouse_speed_x=0
mouse_speed_y=0
# See where the user's head tilting
if yaw < threshold[0]:
text = "Looking Left"
mouse_speed_x = -1*min(math.pow(mouse_speed_co, abs(yaw*acceleration)),mouse_speed_max)
if yaw > threshold[1]:
text = "Looking Right"
mouse_speed_x = min(math.pow(mouse_speed_co, abs(yaw*acceleration)), mouse_speed_max)
if pitch < threshold[2]:
text = "Looking Down"
mouse_speed_y = min(math.pow(mouse_speed_co, abs(pitch*acceleration)), mouse_speed_max)
if pitch > threshold[3]:
text = "Looking Up"
mouse_speed_y = -1*min(math.pow(mouse_speed_co, abs(pitch*acceleration)), mouse_speed_max)
#print(text)
if drowsy_detection.enabled: mouse_move(mouse_speed_x, mouse_speed_y)
def mouse_move_joystick(nose_pos,frame_w,frame_h):
global last_nose_pos
mouse_speed_co=1.1
thresh_percentage=(0.55,0.45)
mouse_speed_max=20
thresh_pixel=(frame_w*thresh_percentage[0],frame_w*thresh_percentage[1],frame_h*thresh_percentage[0],frame_h*thresh_percentage[1])
mouse_speed_x=0
mouse_speed_y=0
if(nose_pos[0]<thresh_pixel[0]):
mouse_speed_x = -1*min(math.pow(mouse_speed_co, abs(nose_pos[0]-thresh_pixel[0])),mouse_speed_max)
#mouse_move(-1 * mouse_speed[0], 0)
if(nose_pos[0]>thresh_pixel[1]):
mouse_speed_x = min(math.pow(mouse_speed_co, abs(nose_pos[0] - thresh_pixel[1])),mouse_speed_max)
#mouse_move(1 * mouse_speed[0], 0)
if (nose_pos[1] > thresh_pixel[2]):
mouse_speed_y = min(math.pow(mouse_speed_co, abs(nose_pos[1] - thresh_pixel[2])),mouse_speed_max)
#mouse_move(0,1 * mouse_speed[1])
if(nose_pos[1]<thresh_pixel[3]):
mouse_speed_y = -1*min(math.pow(mouse_speed_co, abs(nose_pos[1] - thresh_pixel[3])),mouse_speed_max)
#mouse_move(0,-1 * mouse_speed[1])
if drowsy_detection.enabled: mouse_move(mouse_speed_x,mouse_speed_y)
if __name__ == "__main__":
chime.theme("big-sur")
cam_mouse_EAR()