upd 增加 预览视频的时候播放旁白音频 修复 暂停中播放音频的问题

main_window.py

@@ -137,6 +137,7 @@ class MainWindow(QMainWindow, Ui_MainWindow):
         self.can_write_history= True
 
         self.previewed_audio = {}
+        self.is_video_playing = True
 
     # 重写关闭Mmainwindow窗口
     def closeEvent(self, event):
@@ -346,6 +347,7 @@ class MainWindow(QMainWindow, Ui_MainWindow):
     # postion 取值[0,100]
     def clickedSlider(self, position):
         if self.player.duration() > 0:  # 开始播放后才允许进行跳转
+            self.init_previewed_audio()
             video_position = int((position / 100) * self.player.duration())
             self.player.setPosition(video_position)
             # print("pos:", position, "总时长:", self.player.duration())
@@ -358,6 +360,7 @@ class MainWindow(QMainWindow, Ui_MainWindow):
     def moveSlider(self, position):
         self.sld_video_pressed = True
         if self.player.duration() > 0:  # 开始播放后才允许进行跳转
+            self.init_previewed_audio()
             video_position = int((position / 100) * self.player.duration())
             self.player.setPosition(video_position)
             # self.lab_video.setText("%.2f%%" % position)
@@ -365,33 +368,32 @@ class MainWindow(QMainWindow, Ui_MainWindow):
 
     def pressSlider(self):
         self.sld_video_pressed = True
-        print("pressed")
 
     def releaseSlider(self):
         self.sld_video_pressed = False
 
     # position 取值[0,总时长]
     def changeSlide(self, position):
-        print("position:", position)
         if not self.sld_video_pressed:  # 进度条被鼠标点击时不更新
             self.vidoeLength = self.player.duration()+0.1
             self.sld_video.setValue(round((position/self.vidoeLength)*100))
             self.lab_video.setText(utils.transfer_second_to_time(str(position/1000)))
 
             # 播放音频
+            # 0、视频必须在播放中
+            if self.is_video_playing == False:
+                return
             # 1、先找到要播放的音频
             audio_path = None
             for i in range(len(self.projectContext.aside_list)-1, -1, -1):
-                print("float(self.projectContext.aside_list[i].st_time_sec), ", float(self.projectContext.aside_list[i].st_time_sec))
                 if position/1000 > float(self.projectContext.aside_list[i].st_time_sec):
                     audio_path = os.path.dirname(self.projectContext.excel_path) + ("/%.2f.wav" % float(self.projectContext.aside_list[i].st_time_sec))
                     break
-            print("audio_path:", audio_path)
+            # 2、如果找到了该音频并且该次预览中没有播放过，则新起一个线程播放
             if audio_path != None and os.path.basename(audio_path) not in self.previewed_audio:
                 RunThread(funcName=self.play_audio,
                           args=(audio_path, self.previewed_audio),
                           name="play_audio").start()
-                # self.play_audio(audio_path)
 
     @staticmethod
     #一条语音的最长播放时间是10秒
@@ -400,13 +402,11 @@ class MainWindow(QMainWindow, Ui_MainWindow):
         if not os.path.exists(path):
             return
         file = QUrl.fromLocalFile(path)  # 音频文件路径
-        print("我要播放的file是", file)
         content = QMediaContent(file)
         player = QMediaPlayer()
         player.setMedia(content)
         player.play()
         previewed_audio[os.path.basename(path)] = 1
-        import time
         time.sleep(10)
     def openVideoFile(self):
         path = QFileDialog.getOpenFileUrl()[0]
@@ -422,12 +422,17 @@ class MainWindow(QMainWindow, Ui_MainWindow):
         # self.projectContext.Init(video_dir, video_name)
         self.projectContext.setVideoPath(path)
 
-
+    def init_previewed_audio(self):
+        self.previewed_audio = {}
     def playVideo(self):
         self.player.play()
+        self.is_video_playing = True
+        self.init_previewed_audio()
 
     def pauseVideo(self):
         self.player.pause()
+        self.is_video_playing = False
+        self.init_previewed_audio()
 
     def videoDoubleClicked(self, text):