Python 3.x 当moviepy连接视频时,PyQt5显示没有小部件的黑色窗口
当连接两个视频文件时,PyQt窗口是完全黑色的,没有小部件。背景颜色变为灰色,小部件仅在视频连接后显示 我希望在连接视频时看到灰色窗口和我的小部件 以下是脚本:Python 3.x 当moviepy连接视频时,PyQt5显示没有小部件的黑色窗口,python-3.x,user-interface,pyqt5,qthread,moviepy,Python 3.x,User Interface,Pyqt5,Qthread,Moviepy,当连接两个视频文件时,PyQt窗口是完全黑色的,没有小部件。背景颜色变为灰色,小部件仅在视频连接后显示 我希望在连接视频时看到灰色窗口和我的小部件 以下是脚本: import os import sys from PyQt5.QtWidgets import * from moviepy.editor import VideoFileClip, concatenate_videoclips class Window(QWidget): def __init__(self):
import os
import sys
from PyQt5.QtWidgets import *
from moviepy.editor import VideoFileClip, concatenate_videoclips
class Window(QWidget):
def __init__(self):
super().__init__()
self.setWindowTitle("Using Labels")
self.setGeometry(50,50,350,350)
self.UI()
def UI(self):
text1=QLabel("Hello Python",self)
text1.move(50,50)
self.show()
def make_movie():
sep = os.sep
directory_stub = '.' + sep + 'src' + sep + "assets" + sep
clip1 = VideoFileClip(directory_stub + 'introoutro' + sep + "intro.mp4")
clip2 = VideoFileClip(directory_stub + 'introoutro' + sep + "outro.mp4")
final_clip = concatenate_videoclips([clip1,clip2])
final_clip.write_videofile("my_concatenation.mp4")
def main():
App = QApplication(sys.argv)
window=Window()
make_movie()
sys.exit(App.exec_())
if __name__ == '__main__':
main()
当这些视频放在一起时,我看到:
我想在视频处理过程中看到这一点,但我只看到1。处理完成后或2。如果我将代码编辑为从不调用make_movie():
感谢您的帮助。连接是一项非常耗时的任务,因此不应在主线程上运行,因为它会冻结GUI:
import os
import sys
import threading
from PyQt5.QtCore import pyqtSignal, pyqtSlot, QObject
from PyQt5.QtWidgets import QApplication, QLabel, QWidget
from moviepy.editor import VideoFileClip, concatenate_videoclips
class QMovie(QObject):
started = pyqtSignal()
finished = pyqtSignal()
def concatenate(self, inputs, output):
threading.Thread(
target=self._concatenate, args=(inputs, output), daemon=True
).start()
def _concatenate(self, inputs, output):
self.started.emit()
clips = []
for input_ in inputs:
clip = VideoFileClip(input_)
clips.append(clip)
output_clip = concatenate_videoclips(clips)
output_clip.write_videofile(output)
self.finished.emit()
class Window(QWidget):
def __init__(self):
super().__init__()
self.setWindowTitle("Using Labels")
self.setGeometry(50, 50, 350, 350)
self.UI()
def UI(self):
text1 = QLabel("Hello Python", self)
text1.move(50, 50)
self.show()
def main():
App = QApplication(sys.argv)
window = Window()
directory_stub = os.path.join(".", "src", "assets")
in1 = os.path.join(directory_stub, "introoutro", "intro.mp4")
in2 = os.path.join(directory_stub, "introoutro", "outro.mp4")
qmovie = QMovie()
qmovie.concatenate([in1, in2], "my_concatenation.mp4")
sys.exit(App.exec_())
if __name__ == "__main__":
main()
谢谢我最初的脚本使用了QThread,但这并没有解决问题。不过,使用常规线程确实可以