TextToSpeech android API 22不播放音频

问题描述 投票:0回答:1

我在我的应用程序中使用文本到语音引擎。它在带有API 23及更高版本的仿真器Nexus 6上运行良好。但是在带有API 22的仿真器Nexus 6上,它并没有说话。两个仿真器都使用Pico TTS作为首选引擎。

我的活动布局只包含一个按钮“Speak”。这是我的活动代码:

public class MainActivity extends AppCompatActivity {
private TextToSpeech mTTS;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        Button speakBtn = findViewById(R.id.button);
        speakBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                speak();
            }
        });

        mTTS = new TextToSpeech(this, new TextToSpeech.OnInitListener() {
            @Override
            public void onInit(int status) {
                if (status == TextToSpeech.SUCCESS) {
                    int result = mTTS.setLanguage(Locale.US);

                    if (result == TextToSpeech.LANG_MISSING_DATA
                            || result == TextToSpeech.LANG_NOT_SUPPORTED) {
                        Log.e("TTS", "Language not supported");
                    }

                    mTTS.setOnUtteranceProgressListener(new UtteranceProgressListener() {
                    @Override
                    public void onStart(String utteranceId) {
                        Log.d("TTS", "onStart called, utteranceId = " + utteranceId);
                    }

                    @Override
                    public void onDone(String utteranceId) {
                        Log.d("TTS", "onDone called, utteranceId = " + utteranceId);
                    }

                    @Override
                    public void onError(String utteranceId) {
                        Log.d("TTS", "onError called, utteranceId = " + utteranceId);
                    }
                });

                } else {
                    Log.e("TTS", "Initialization failed");
                }
            }
        });
    }

    private void speak() {
       Log.d("TTS", "speak() method called");
       HashMap<String, String> map = new HashMap<>();
       map.put(TextToSpeech.Engine.KEY_PARAM_UTTERANCE_ID, "greeting");

       mTTS.speak("hello", TextToSpeech.QUEUE_FLUSH, map);
    }
}

这是来自仿真器Nexus 6 API 22的所有日志:

02-18 13:54:09.942 9739-9739 /? E / libprocessgroup:无法生成和chown / acct / uid_10059:只读文件系统

02-18 13:54:09.943 9739-9739 /? W / Zygote:createProcessGroup失败,内核缺少CONFIG_CGROUP_CPUACCT?

02-18 13:54:09.943 9739-9739 /?我/艺术:不迟到-Xcheck:jni(已经开启)

02-18 13:54:09.961 9739-9748 /? E / art:向调试器发送回复失败:管道损坏

02-18 13:54:09.961 9739-9748 /?我/艺术:调试器不再有效

02-18 13:54:09.992 9739-9739 /? W / art:在Android 4.1之前,方法android.graphics.PorterDuffColorFilter android.support.graphics.drawable.VectorDrawableCompat.updateTintFilter(android.graphics.PorterDuffColorFilter,android.content.res.ColorStateList,android.graphics.PorterDuff $ Mode)会有错误地覆盖了android.graphics.drawable.Drawable中的package-private方法

02-18 13:54:10.001 9739-9739 /?我/艺术:拒绝在先前失败的类java.lang.Class上重新初始化

02-18 13:54:10.001 9739-9739 /?我/艺术:拒绝在先前失败的类java.lang.Class上重新初始化

02-18 13:54:10.064 9739-9739 /? I / TextToSpeech:成功绑定到com.svox.pico

02-18 13:54:10.072 9739-9757 /? D / OpenGLRenderer:使用EGL_SWAP_BEHAVIOR_PRESERVED:true

02-18 13:54:10.074 9739-9739 /? D / Atlas:验证地图......

02-18 13:54:10,093 9739-9739 /? I / TextToSpeech:连接到ComponentInfo {com.svox.pico / com.svox.pico.PicoService}

02-18 13:54:10.096 9739-9758 /? I / TextToSpeech:设置与ComponentInfo的连接{com.svox.pico / com.svox.pico.PicoService}

02-18 13:54:10.111 9739-9757 /? I / OpenGLRenderer:初始化的EGL,版本1.4

02-18 13:54:10.111 9739-9757 /? W / OpenGLRenderer:无法用EGL_SWAP_BEHAVIOR_PRESERVED选择配置,重试没有...

02-18 13:54:10,128 9739-9757 /? D / EGL_emulation:eglCreateContext:0xae434e20:5月2分0 rcv 2

02-18 13:54:10.131 9739-9757 /? D / EGL_emulation:eglMakeCurrent:0xae434e20:ver 2 0

02-18 13:54:10.134 9739-9757 /? D / OpenGLRenderer:启用调试模式0

02-18 13:54:10.174 9739-9757 /? D / EGL_emulation:eglMakeCurrent:0xae434e20:ver 2 0

02-19 09:32:25.570 9739-9739 / com.example.ttsapp D / TTS:调用speak()方法

java android text-to-speech
1个回答
0
投票

弄清楚如何解决问题。如果在启动Android Studio后不是通过调试或执行而是从AVD Manager启动模拟器,一切正常。

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