upd:[预览旁白音频]功能改为异步

conf.ini

 云扬，男，年轻人
-2.50(10字/秒)
\ No newline at end of file
+1.00(4字/秒)
\ No newline at end of file

main_window.py

@@ -387,8 +387,8 @@ class MainWindow(QMainWindow, Ui_MainWindow):
             # 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
-            st = time.time()
+            # 1、先找到要播放的音频（一个电影最多2000条字幕或旁白）
+            # todo: 验证2k条的旁白，O(n)找到待播放音频，会不会很慢
             audio_path = None
             for i in range(len(self.projectContext.aside_list)-1, -1, -1):
                 if position/1000 > float(self.projectContext.aside_list[i].st_time_sec):
@@ -399,8 +399,6 @@ class MainWindow(QMainWindow, Ui_MainWindow):
                 RunThread(funcName=self.play_audio,
                           args=(audio_path, self.previewed_audio),
                           name="play_audio").start()
-            ed = time.time()
-            print("耗时:%.2fs"%(ed-st))
 
     @staticmethod
     #一条语音的最长播放时间是10秒
@@ -475,8 +473,6 @@ class MainWindow(QMainWindow, Ui_MainWindow):
         header = self.projectContext.header
         subtitle_list = self.projectContext.subtitle_list
         aside_list = self.projectContext.aside_list
-        print("sublist", subtitle_list)
-        print("aside_list", aside_list)
 
         all_elements = self.projectContext.all_elements
         contentHeader = self.projectContext.contentHeader
@@ -603,7 +599,12 @@ class MainWindow(QMainWindow, Ui_MainWindow):
         speed = float(speed_info.split('(')[0])
         speaker_name = speaker_info.split("，")[0]
         speaker = self.projectContext.choose_speaker(speaker_name)
-        speech_synthesis(item.text(), wav_path, speaker, speed)
+        t = RunThread(funcName=speech_synthesis,
+                      args=(item.text(), wav_path, speaker, speed),
+                      name="speech_synthesis")
+        t.setDaemon(True)
+        t.start()
+
 
         if self.can_write_history == False:
             self.can_write_history = True

main_window.ui

@@ -471,6 +471,12 @@ QPushButton:pressed {
              <property name="focusPolicy">
               <enum>Qt::NoFocus</enum>
              </property>
+             <property name="minimum">
+              <number>1</number>
+             </property>
+             <property name="maximum">
+              <number>100</number>
+             </property>
              <property name="orientation">
               <enum>Qt::Horizontal</enum>
              </property>

main_window_ui.py

@@ -250,6 +250,8 @@ class Ui_MainWindow(object):
         self.kd_slider.setCursor(QtGui.QCursor(QtCore.Qt.SizeHorCursor))
         self.kd_slider.setMouseTracking(False)
         self.kd_slider.setFocusPolicy(QtCore.Qt.NoFocus)
+        self.kd_slider.setMinimum(1)
+        self.kd_slider.setMaximum(100)
         self.kd_slider.setOrientation(QtCore.Qt.Horizontal)
         self.kd_slider.setTickPosition(QtWidgets.QSlider.TicksAbove)
         self.kd_slider.setTickInterval(1)

management.py

@@ -220,8 +220,8 @@ class ProjectContext:
                     ed_time_sec = "%.2f"%(float(d["起始时间"][i + 1]) - 0.01)
                 self.aside_list.append(Element(st_time_sec, ed_time_sec, subtitle, suggest, aside))
                 self.all_elements.append(self.aside_list[-1])
-            print("[load_excel_from_path] ", end='')
-            self.all_elements[-1].print_self()
+            # print("[load_excel_from_path] ", end='')
+            # self.all_elements[-1].print_self()
     # 现在仅支持对修改操作的记录
     def history_push(self, row, old, new):
         if self.records_pos == len(self.history_records):

speech_synthesis.py

@@ -82,17 +82,14 @@ def choose_speaker(speaker_name: str) -> Speaker:
 
 def speech_synthesis(text: str, output_file: str, speaker: Speaker, speed: float = 1.0):
     """用于合成讲解音频并输出
-
+        分为两步走：第一步在项目文件夹生成tmp.wav；第二步在output_file路径下生成调整音量和语速后的音频
     Args:
         text (str): 解说文本
         output_file (str): 输出文件路径
         speaker (Speaker): 说话人
         speed (float, optional): 指定的音频语速. Defaults to 1.0.
     """
-    if float(speed) != 1.0:
-        audio_path = tmp_file
-    else:
-        audio_path = output_file
+    audio_path = tmp_file
     speech_config = SpeechConfig(
         subscription="ffa331815f0f4c7fa418bb6c2e1c4e17", region="eastus")
 
@@ -100,9 +97,9 @@ def speech_synthesis(text: str, output_file: str, speaker: Speaker, speed: float
     speech_config.speech_synthesis_voice_name = speaker.speaker_code
 
     # 先把合成的语音文件输出得到tmp.wav中，便于可能的调速需求
-    if not os.path.exists(os.path.dirname(audio_path)):  # 如果路径不存在
-        print("路径不存在，创建:", os.path.dirname(audio_path))
-        os.makedirs(os.path.dirname(audio_path))
+    if not os.path.exists(os.path.dirname(output_file)):  # 如果路径不存在
+        print("output_file路径不存在，创建:", os.path.dirname(output_file))
+        os.makedirs(os.path.dirname(output_file))
     audio_config = AudioOutputConfig(filename=audio_path)
     synthesizer = SpeechSynthesizer(
         speech_config=speech_config, audio_config=audio_config)