在Android中,使用TextToSpeech類處理異常時(shí),需要考慮以下幾個(gè)方面:
if (TextToSpeech.isTtsEngineAvailable(context) == TextToSpeech.LANG_COUNTRY_NOT_SUPPORTED) {
// 設(shè)備不支持TextToSpeech功能或語言
}
int result = TextToSpeech.createTextToSpeech(context, R.raw.my_tts_engine);
if (result == TextToSpeech.SUCCESS) {
// TextToSpeech對(duì)象創(chuàng)建成功
} else {
// TextToSpeech對(duì)象創(chuàng)建失敗
}
TextToSpeech.setVoice(Voice)
方法來設(shè)置發(fā)音人。Locale locale = new Locale("en", "US");
textToSpeech.setLanguage(locale);
Voice voice = textToSpeech.getVoice(0);
textToSpeech.setVoice(voice);
TextToSpeech.synthesizeToFile()
方法可能會(huì)拋出IOException
異常。try {
HashMap<String, String> params = new HashMap<>();
params.put(TextToSpeech.Engine.KEY_INPUT_TEXT, "Hello, World!");
params.put(TextToSpeech.Engine.KEY_OUTPUT_FORMAT, TextToSpeech.Engine.FORMAT_MP3);
textToSpeech.synthesizeToFile(params, "output.mp3", null);
} catch (IOException e) {
// 處理異常
e.printStackTrace();
}
TextToSpeech.shutdown()
方法來關(guān)閉TextToSpeech引擎。textToSpeech.shutdown();
總之,在使用Android的TextToSpeech類處理異常時(shí),需要注意檢查設(shè)備支持、初始化TextToSpeech對(duì)象、設(shè)置語言和發(fā)音人、使用TextToSpeech類的方法以及釋放資源等方面。