feat: new voice class pytts

voice/pytts/pytts_voice.py

@@ -0,0 +1,37 @@
+
+"""
+pytts voice service (offline)
+"""
+
+import time
+import pyttsx3
+from bridge.reply import Reply, ReplyType
+from common.log import logger
+from common.tmp_dir import TmpDir
+from voice.voice import Voice
+
+
+class PyttsVoice(Voice):
+    engine = pyttsx3.init()
+
+    def __init__(self):
+        # 语速
+        self.engine.setProperty('rate', 125)
+        # 音量
+        self.engine.setProperty('volume', 1.0)
+        for voice in self.engine.getProperty('voices'):
+            if "Chinese" in voice.name:
+                self.engine.setProperty('voice', voice.id)
+
+    def textToVoice(self, text):
+        try:
+            mp3File = TmpDir().path() + '语音回复_' + str(int(time.time())) + '.mp3'
+            self.engine.save_to_file(text, mp3File)
+            self.engine.runAndWait()
+            logger.info(
+                '[Pytts] textToVoice text={} voice file name={}'.format(text, mp3File))
+            reply = Reply(ReplyType.VOICE, mp3File)
+        except Exception as e:
+            reply = Reply(ReplyType.ERROR, str(e))
+        finally:
+            return reply