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gui.py
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gui.py
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#imports
from cProfile import label
from PyQt5 import QtWidgets
from PyQt5.QtWidgets import QLabel, QDialog, QVBoxLayout
from PyQt5.QtGui import QPixmap
from PyQt5 import QtGui, QtCore
import cv2
import mediapipe as mp
import numpy as np
from utils import CONFIG_PATH, load_config
#
mp_holistic = mp.solutions.holistic
#
def mediapipe_detection(image, model):
image = cv2.cvtColor(image, cv2.COLOR_BGR2RGB) # COLOR CONVERSION BGR 2 RGB
image.flags.writeable = False # Image is no longer writeable
results = model.process(image) # Make prediction
return results
#
def extract_keypoints(results):
pose = np.array([[res.x, res.y, res.z, res.visibility] for res in results.pose_landmarks.landmark]).flatten() if results.pose_landmarks else np.zeros(33*4)
lh = np.array([[res.x, res.y, res.z] for res in results.left_hand_landmarks.landmark]).flatten() if results.left_hand_landmarks else np.zeros(21*3)
rh = np.array([[res.x, res.y, res.z] for res in results.right_hand_landmarks.landmark]).flatten() if results.right_hand_landmarks else np.zeros(21*3)
return np.concatenate([pose, lh, rh])
#webcam thread
class Thread(QtCore.QThread):
changePixmap = QtCore.pyqtSignal(QtGui.QImage)
#initialization
def __init__(self, data_queue, parent=None):
self.queue = data_queue
super(Thread, self).__init__(parent=parent)
def run(self):
sequence_length = 30
sequence = []
cap = cv2.VideoCapture(0)
counter = 0
config = load_config(CONFIG_PATH)
boost = config['pose_estimation']['latency_factor']
# Set mediapipe model
with mp_holistic.Holistic(min_detection_confidence=0.5, min_tracking_confidence=0.5) as holistic:
while cap.isOpened():
#read feed
ret, frame = cap.read()
if ret:
# Make detections
results = mediapipe_detection(frame, holistic)
# 2. Prediction logic
keypoints = extract_keypoints(results)
sequence.append(keypoints)
sequence = sequence[-sequence_length:]
if len(sequence) == sequence_length:
if counter == 30*boost:
self.queue.put(sequence)
counter = 0
else :
counter += 1
#image show for window
rgbImage = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
rgbImage = rgbImage[5:463, 80:560] #crop
rgbImage = cv2.flip(rgbImage,1)
h, w, ch = rgbImage.shape
bytesPerLine = ch * w
convertToQtFormat = QtGui.QImage(rgbImage.data, w, h, bytesPerLine, QtGui.QImage.Format_RGB888)
p = convertToQtFormat.scaled(640, 480, QtCore.Qt.KeepAspectRatio)
self.changePixmap.emit(p)
# self.queue.put('a')
#window
class Window(QDialog):
#initialization
def __init__(self, cmd_queue, data_queue):
super().__init__()
self.title = "MorphFun"
self.left=350
self.top=180
self.width=1280
self.height=720
self.iconName = "./Source/images/music-notes.ico"
self.paused = False
self.isRecording = False
self.InitWindow(cmd_queue, data_queue)
def closeEvent(self, event):
# report_session()
from pynput.keyboard import Key, Controller
mykeyboard = Controller()
mykeyboard.press(Key.esc)
#function for webcam implementation
@QtCore.pyqtSlot(QtGui.QImage)
def setImage(self, image):
self.label.setPixmap(QPixmap.fromImage(image))
#communication button
def sendMessageAtClick(self, cmd_queue, message ):
cmd_queue.put(message)
# print(message)
# print(cmd_queue)
#play pause button
def play_pause(self, cmd_queue):
if self.paused:
self.play_btn.setStyleSheet('QPushButton'
'{'
'background-image: url(./Source/images/playbutton.png);'
'background-repeat: no-repeat;'
'border: none;'
'}'
'QPushButton::pressed'
'{'
'background-image: url(./Source/images/playbutton_pressed.png);'
'}'
)
self.paused = False
self.sendMessageAtClick(cmd_queue, 'Play')
else:
self.play_btn.setStyleSheet('QPushButton'
'{'
'background-image: url(./Source/images/stopbutton.png);'
'background-repeat: no-repeat;'
'border: none;'
'}'
'QPushButton::pressed'
'{'
'background-image: url(./Source/images/stopbutton_pressed.png);'
'}'
)
self.paused = True
self.sendMessageAtClick(cmd_queue, 'Pause')
#play pause button
def recording(self, cmd_queue):
if self.isRecording:
self.rec_btn.setStyleSheet('QPushButton'
'{'
'background-image: url(./Source/images/recbutton.png);'
'background-repeat: no-repeat;'
'border: none;'
'}'
'QPushButton::pressed'
'{'
'background-image: url(./Source/images/recbutton_pressed.png);'
'}'
)
self.play_btn.setStyleSheet('QPushButton'
'{'
'background-image: url(./Source/images/playbutton.png);'
'background-repeat: no-repeat;'
'border: none;'
'}'
'QPushButton::pressed'
'{'
'background-image: url(./Source/images/playbutton_pressed.png);'
'}'
)
self.paused = False
self.isRecording = False
self.sendMessageAtClick(cmd_queue, 'Rec')
else:
self.rec_btn.setStyleSheet('QPushButton'
'{'
'background-image: url(./Source/images/recbutton_on.png);'
'background-repeat: no-repeat;'
'border: none;'
'}'
'QPushButton::pressed'
'{'
'background-image: url(./Source/images/recbutton_pressed.png);'
'}'
)
self.isRecording = True
self.sendMessageAtClick(cmd_queue, 'Rec')
#initi function
def InitWindow(self, cmd_queue, data_queue):
self.setWindowIcon(QtGui.QIcon(self.iconName))
self.setGeometry(self.left, self.top, self.width, self.height)
self.setWindowTitle(self.title)
#label containing background image
vbox = QVBoxLayout()
labelImage = QLabel(self)
pixmap = QPixmap("./Source/images/background.png")
labelImage.setPixmap(pixmap)
vbox.addWidget(labelImage)
#label for webcam
self.label = QLabel(self)
self.label.move(61,67)
self.label.resize(495, 470)
self.label.setStyleSheet("border :2px solid #fcd462;"
"border-top-left-radius :5px;"
"border-top-right-radius : 5px; "
"border-bottom-left-radius : 5px; "
"border-bottom-right-radius : 5px")
#webcam
th = Thread(data_queue)
th.changePixmap.connect(self.setImage)
th.start()
#button rec
self.rec_btn = QtWidgets.QPushButton(self)
self.rec_btn.setGeometry(93, 577, 123, 100)
self.rec_btn.setStyleSheet('QPushButton'
'{'
'background-image: url(./Source/images/recbutton.png);'
'background-repeat: no-repeat;'
'border: none;'
'}'
'QPushButton::pressed'
'{'
'background-image: url(./Source/images/recbutton_pressed.png);'
'}'
)
self.rec_btn.clicked.connect(lambda: self.recording(cmd_queue))
#button play
self.play_btn = QtWidgets.QPushButton(self)
self.play_btn.setGeometry(243, 576, 123, 88)
self.play_btn.setStyleSheet('QPushButton'
'{'
'background-image: url(./Source/images/playbutton.png);'
'background-repeat: no-repeat;'
'border: none;'
'}'
'QPushButton::pressed'
'{'
'background-image: url(./Source/images/playbutton_pressed.png);'
'}'
)
self.play_btn.clicked.connect(lambda: self.play_pause(cmd_queue))
#button clear
self.clear_btn = QtWidgets.QPushButton(self)
self.clear_btn.setGeometry(393, 576, 123, 88)
self.clear_btn.setStyleSheet('QPushButton'
'{'
'background-image: url(./Source/images/clearbutton.png);'
'background-repeat: no-repeat;'
'border: none;'
'}'
'QPushButton::pressed'
'{'
'background-image: url(./Source/images/clearbutton_pressed.png);'
'}'
)
self.clear_btn.clicked.connect(lambda: self.sendMessageAtClick(cmd_queue, 'Clear'))
self.show()
return()
def exit_app(self):
print("Shortcut pressed") #verification of shortcut press
self.close()