import sys import subprocess from PyQt5.QtWidgets import QApplication, QMainWindow, QPushButton, QLabel, QVBoxLayout, QWidget from PyQt5.QtCore import QThread, pyqtSignal, pyqtSlot class Recorder(QThread): changeStatus = pyqtSignal(str) def __init__(self, ffmpeg_path): super().__init__() self.recording = False self.process = None self.ffmpeg_path = ffmpeg_path def run(self): self.recording = True command = [ self.ffmpeg_path, '-y', # Overwrite output file if it exists '-f', 'gdigrab', '-framerate', '20', '-i', 'desktop', # Capture the entire desktop '-c:v', 'libx264', '-preset', 'ultrafast', 'output.mp4' ] try: self.process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True) self.changeStatus.emit("Recording started...") while self.recording: output = self.process.stderr.readline() if output == '' and self.process.poll() is not None: break if output: print(output.strip()) if self.process.poll() is None: self.process.terminate() self.process.wait() self.changeStatus.emit("Recording stopped and saved to output.mp4.") except Exception as e: self.changeStatus.emit(f"Error: {e}") self.recording = False def stop_recording(self): self.recording = False if self.process and self.process.poll() is None: self.process.terminate() self.process.wait() class App(QMainWindow): def __init__(self, ffmpeg_path): super().__init__() self.setWindowTitle("Desktop Video Recorder") self.setGeometry(100, 100, 400, 200) self.recorder = None self.ffmpeg_path = ffmpeg_path self.initUI() def initUI(self): self.status_label = QLabel("Press Start to begin recording the desktop.", self) self.status_label.resize(400, 50) self.start_button = QPushButton("Start Recording", self) self.start_button.clicked.connect(self.start_recording) self.stop_button = QPushButton("Stop Recording", self) self.stop_button.clicked.connect(self.stop_recording) self.stop_button.setEnabled(False) layout = QVBoxLayout() layout.addWidget(self.status_label) layout.addWidget(self.start_button) layout.addWidget(self.stop_button) container = QWidget() container.setLayout(layout) self.setCentralWidget(container) def start_recording(self): self.recorder = Recorder(self.ffmpeg_path) self.recorder.changeStatus.connect(self.updateStatus) self.recorder.start() self.start_button.setEnabled(False) self.stop_button.setEnabled(True) def stop_recording(self): if self.recorder: self.recorder.stop_recording() self.recorder.wait() self.stop_button.setEnabled(False) self.start_button.setEnabled(True) @pyqtSlot(str) def updateStatus(self, message): self.status_label.setText(message) print(message) # Print to console for debugging if __name__ == '__main__': ffmpeg_path = r'C:\CMDER\APP\ffmpeg.exe' # Update with your ffmpeg path app = QApplication(sys.argv) ex = App(ffmpeg_path) ex.show() sys.exit(app.exec_())