Python make screen recoder with audio

 

from PyQt5 import QtCore, QtGui, QtWidgets # pip install pyqt5
from PyQt5.QtWidgets import QFileDialog
import os 
import pyautogui # pip install pyautogui
import cv2 
import numpy as np 
import pygetwindow as gw
import _thread
import imutils			
import time
import signal
from threading import Thread 
import shlex
import psutil
import subprocess
from subprocess import Popen
from dateutil.relativedelta import relativedelta  # Install it via: pip install python-dateutil
try: 
	os.remove("output_video.mp4")
except:
	pass

drawing = False
global x1, y1, x2,y2,num,h,w,windowRegion
x1,y1,x2,y2,h,w = 0,0,0,0,0,0
windowRegion=0
num = 0




class Ui_MainWindow(object):
	def setupUi(self, MainWindow):
		self.threadpool = QtCore.QThreadPool()
		MainWindow.setObjectName("MainWindow")
		
		
		
		sizeObject = QtWidgets.QDesktopWidget().screenGeometry(-1)
		

		H = (sizeObject.height())
		W = (sizeObject.width())
		
		self.W = W
		self.H = H
		MainWindow.resize(W//8, H//10)
		MainWindow.setMinimumSize(QtCore.QSize(W//5, H//7))
		MainWindow.setAcceptDrops(True)
		self.centralwidget = QtWidgets.QWidget(MainWindow)
		self.centralwidget.setObjectName("centralwidget")
		self.gridLayout = QtWidgets.QGridLayout(self.centralwidget)
		self.gridLayout.setObjectName("gridLayout")
		self.comboBox = QtWidgets.QComboBox(self.centralwidget)
		self.comboBox.setObjectName("comboBox")
		self.comboBox.addItem('')
		self.cmd = ""
		""" AUDIO and VIDIO DEVICES """
		from PyQt5.QtMultimedia import QAudioDeviceInfo,QAudio,QCameraInfo
		# List of Audio Input Devices
		input_audio_deviceInfos = QAudioDeviceInfo.availableDevices(QAudio.AudioInput)
		for device in input_audio_deviceInfos:
			self.comboBox.addItem(device.deviceName())
		""" ----------------------  """
		self.comboBox.setCurrentIndex(1)
		self.Mic = input_audio_deviceInfos[0].deviceName()
		self.gridLayout.addWidget(self.comboBox, 1, 0, 1, 1)
		self.radioButton = QtWidgets.QRadioButton(self.centralwidget)
		self.radioButton.setObjectName("radioButton")
		self.gridLayout.addWidget(self.radioButton, 2, 0, 1, 1)
		self.pushButton = QtWidgets.QPushButton(self.centralwidget)
		self.pushButton.setMinimumSize(QtCore.QSize(0, 23))
		self.pushButton.setIconSize(QtCore.QSize(16, 25))
		self.pushButton.setObjectName("pushButton")
		self.gridLayout.addWidget(self.pushButton, 3, 0, 1, 1)
		MainWindow.setCentralWidget(self.centralwidget)
		self.statusbar = QtWidgets.QStatusBar(MainWindow)
		self.statusbar.setObjectName("statusbar")
		MainWindow.setStatusBar(self.statusbar)
		self.actionNew = QtWidgets.QAction(MainWindow)
		self.actionNew.setObjectName("actionNew")
		self.retranslateUi(MainWindow)
		QtCore.QMetaObject.connectSlotsByName(MainWindow)
		self.clicked = False
		self.pushButton.clicked.connect(self.takeSnapNow)
		self.radioButton.toggled.connect(self.setStatus)
		self.comboBox.currentIndexChanged[str].connect(self.setAudioDevice)
		self.th={}
		self.cap = ""
		self.useCam = False
		self.st = 0
		self.arguments = ''
		self.process = None
		
	
	def setAudioDevice(self,audioD):
		self.Mic = audioD
		
	def setStatus(self):
		if self.useCam ==False:
			self.useCam = True	
		else:
			self.useCam = False
		
	def draw_rect(self,event, x, y, flags, param):
		global x1, y1, drawing,  num, img, img2,x2,y2
		if event == cv2.EVENT_LBUTTONDOWN:
			drawing = True
			x1, y1 = x, y
		elif event == cv2.EVENT_MOUSEMOVE:
			if drawing == True:
				a, b = x, y
				if a != x & b != y:
					img = img2.copy()
				   
					cv2.rectangle(img, (x1,y1),(x,y), (0, 255, 0), 2)
		elif event == cv2.EVENT_LBUTTONUP:
			drawing = False
			num += 1
			font = cv2.FONT_HERSHEY_SIMPLEX
			x2 = x
			y2= y

	def takeSnap(self):
		global x1, y1, drawing,  num, img, img2,x2,y2,h,w
		global windowRegion
		if self.useCam==False:
			key=ord('a')

			im1 = pyautogui.screenshot()
			im1.save(r"monitor-1.png")
			
			img= cv2.imread('monitor-1.png') # reading image
			try:
				os.remove('monitor-1.png')
			except:
				pass
			cv2.putText(img,"Click and select the Region, Press w to confirm selection ",(self.W//8,self.H//2),cv2.FONT_HERSHEY_TRIPLEX, 1.3, (20,255,0), 2, cv2.LINE_AA) 
			
			img2=img.copy()
			cv2.namedWindow("main", cv2.WINDOW_NORMAL)	
			cv2.setMouseCallback("main", self.draw_rect)
			cv2.setWindowProperty("main", cv2.WND_PROP_FULLSCREEN, cv2.WINDOW_FULLSCREEN);

			while key!=ord('w'):
				cv2.imshow("main",img)
				key = cv2.waitKey(1)&0xFF 
			(h, w) = ((y2-y1),(x2-x1))
			if key==ord('w'):
				cv2.destroyAllWindows()
				
		else:
			x1,y1,w,h = ( 0, 0, self.W, self.H )
		if w%2 ==0:
			pass
		else:
			w=w+1
		if h%2 ==0:
			pass
		else:
			h=h+1
		windowRegion = ( x1, y1, w, h )
		return x1,y1,w,h
	

	def run(self,inp,out):
		global windowRegion
		self.st = time.time()
		cnt = 0
		while (True):
			if self.useCam ==True:
				
				windowRegion = ( 0, 0, self.W, self.H )
			frame = np.array(pyautogui.screenshot(region=windowRegion),dtype="uint8")
			frame = imutils.resize(frame, width=480)
			frame = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
			cv2.imshow("Preview",frame)
			rt = relativedelta(seconds=time.time()-self.st)
			st = ('{:02d}:{:02d}:{:02d}'.format(int(rt.hours), int(rt.minutes), int(rt.seconds)))
			self.pushButton.setText('Stop Recording: '+st)
			if cv2.waitKey(1) == 27:
				w = gw.getWindowsWithTitle('Windows PowerShell')[0]
				w.close()
				cv2.destroyAllWindows()
				break
		
		
	
	def takeSnapNow(self):
		
		if self.clicked ==False:
			
			filename = QtWidgets.QFileDialog.getSaveFileName( self.centralwidget,"Save video to file", os.sep.join((os.path.expanduser('~'), 'Desktop')), "MP4(*.mp4);;AVI(*.avi);;MKV(*.mkv);;MOV(*.mov)") 
			
			while filename[0] == '': 
				pyautogui.alert(text='Please write a video name', title='File name required', button='OK')	
				filename = QtWidgets.QFileDialog.getSaveFileName( self.centralwidget,"Save video to file", os.sep.join((os.path.expanduser('~'), 'Desktop')), "MP4(*.mp4);;AVI(*.avi);;MKV(*.mkv);;MOV(*.mov)") 
			
			try: 
				os.remove(filename[0])
			except:
				pass
			
			x1,y1,w,h = self.takeSnap()
			
			# self.cmd = r'"ffmpeg -rtbufsize 100M -f dshow -i audio="{}" -f -y -rtbufsize 100M -f gdigrab -framerate 30 -offset_x {} -offset_y {} -video_size {}x{} -draw_mouse 1 -i desktop -c:v libx264 -r 30 -preset ultrafast -tune zerolatency -crf 25 -pix_fmt yuv420p "{}"'.format(self.Mic,x1,y1,w,h,filename[0])
			
			self.cmd = """ffmpeg -rtbufsize 1500M -f dshow -i audio="{}" -f -y -rtbufsize 1500M -f gdigrab -framerate ntsc -offset_x {} -offset_y {} -video_size {}x{} -draw_mouse 1 -i desktop -c:v libx264 -r 30 -preset ultrafast -tune zerolatency -crf 1 -pix_fmt yuv420p "{}" """.format(self.Mic,x1,y1,w,h,filename[0])
			
			
			
			self.arguments = shlex.split(self.cmd)
			
				
			self.th[0] = Thread(target = self.run,args = (1,1))
			self.th[1] = Thread(target = self.makeVideo,args = (1,))
			self.th[0].start()
			self.th[1].start()
			self.clicked =True
			
			
			self.pushButton.setShortcut("Ctrl+r")
			self.radioButton.setEnabled(False)
		else:
			self.pushButton.setEnabled(False)
			
			
			self.pushButton.setText('Finalizing...')

			w = gw.getWindowsWithTitle('Windows PowerShell')[0]
			w.close()

			self.clicked =False
			
	
		
		
	def makeVideo(self,inp):
		
		#self.process = subprocess.Popen(self.arguments, shell=True) 
		FNULL = open(os.devnull, 'w')
		retcode = subprocess.call(self.arguments, stdout=FNULL, stderr=subprocess.STDOUT)
		
		
		
			
		
		
	def retranslateUi(self, MainWindow):
		_translate = QtCore.QCoreApplication.translate
		MainWindow.setWindowTitle(_translate("MainWindow", "PyShine Video Recorder"))
		self.comboBox.setItemText(0, _translate("MainWindow", "Select Audio Device"))
		self.radioButton.setText(_translate("MainWindow", "Full Screen"))
		self.pushButton.setText(_translate("MainWindow", "Start Recording"))
		self.pushButton.setShortcut(_translate("MainWindow", "Ctrl+r"))
		self.actionNew.setText(_translate("MainWindow", "New"))


if __name__ == "__main__":
    import sys
    app = QtWidgets.QApplication(sys.argv)
    MainWindow = QtWidgets.QMainWindow()
    ui = Ui_MainWindow()
    ui.setupUi(MainWindow)
    MainWindow.show()
    sys.exit(app.exec_())

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