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我想在蓝框(ui图像)中插入视频,但我不知道如何插入视频文件.

我的代码在这里.我不知道如何添加视频......只知道制作视频播放器的例子......

import sys

from PyQt5 import QtWidgets
from PyQt5 import QtGui
from PyQt5 import uic
from PyQt5 import QtCore
from PyQt5.QtCore import QDir, Qt, QUrl, pyqtSlot

from PyQt5.QtMultimedia import QMediaContent, QMediaPlayer
from PyQt5.QtMultimediaWidgets import QVideoWidget

from PyQt5.QtWidgets import (QApplication, QFileDialog, QHBoxLayout, QLabel,
        QPushButton, QSizePolicy, QSlider, QStyle, QVBoxLayout, QWidget)

dir_audience=''
dir_movie = ''
dir_export = ''
select_emotion = 'happy'

class Form(QtWidgets.QDialog):
    def __init__(self, parent=None):
        QtWidgets.QDialog.__init__(self, parent)
        self.ui = uic.loadUi("highlight_export_form.ui", self)
        self.ui.show()

        self.ui.load_audience.clicked.connect(self.load_audience_clicked)
        self.ui.load_movie.clicked.connect(self.load_movie_clicked)

        self.ui.start_recog.clicked.connect(self.start_recog_clicked)

        self.ui.radio_happy.toggled.connect(self.on_radio_button_toggled)
        self.ui.radio_surprised.toggled.connect(self.on_radio_button_toggled)

    def load_audience_clicked(self, event):
        dir_audience, …