Question

我开始意图并等待结果。它在短语中很有效，但如果时间太长，它就不能给出答案。（将近1分钟）

final Intent searchIntent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);

    searchIntent.putExtra(RecognizerIntent.EXTRA_LANGUAGE, "tr");
    searchIntent.putExtra(RecognizerIntent.EXTRA_PROMPT, true);
    searchIntent.putExtra(RecognizerIntent.EXTRA_ONLY_RETURN_LANGUAGE_PREFERENCE, true);

    startActivityForResult(searchIntent, VOICE_REQUEST_CODE);

除了SpeechRecognizer之外，还有其他方法可以从ACTION_RECOGNIZE_SPEECH意图中获取结果吗？

Answer 1

这是一个有效的解决方案：

final Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
intent.putExtra(RecognizerIntent.EXTRA_CALLING_PACKAGE, yourPackageHere);
intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
intent.putExtra(RecognizerIntent.EXTRA_MAX_RESULTS, 1000);
intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE, "en-US");
intent.putExtra(RecognizerIntent.EXTRA_PROMPT, "Your Prompt");
startActivityForResult(intent,REQUEST_CODE);

但在使用此功能之前，您应该检查用户是否已授予RECORD_AUDIO权限，且设备是否有ACTION_RECOGNIZE_SPEECH。

识别语音有长篇大论的有趣行为。如果你给一小部分MAX_RESULTS识别语音屏幕在长时间讲话后冻结。因此，您需要保持数字更大，并且onActivityResult List<String> results的结果会识别语音意图。您可以通过循环获得结果而不是使用。

Answer 2

试试这个谷歌文本到语音意图启动器，

Intent intent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
intent.putExtra(RecognizerIntent.EXTRA_PROMPT, "Speak Now");
intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_MODEL, RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
intent.putExtra(RecognizerIntent.EXTRA_MAX_RESULTS, REQUEST_CODE);
intent.putExtra(RecognizerIntent.EXTRA_LANGUAGE, "en-US");
startActivityForResult(intent,REQUEST_CODE);

希望这会有所帮助：）

Answer 3

public class MainActivity extends AppCompatActivity {

    private static final int REQUEST_CODE_SPEECH_INPUT =1000 ;
    //views from activity
    TextView mTextTv;
    ImageButton mVoiceBtn;

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

        mTextTv= findViewById( R.id.textTv );
        mVoiceBtn=findViewById( R.id.voiceBtn );

        //button clic to show speech to text dilog
        mVoiceBtn.setOnClickListener( new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                speak();
            }
        } );
    }

    private void speak() {
        //intent is show speech to text dialog
        Intent intent= new Intent( RecognizerIntent.ACTION_RECOGNIZE_SPEECH );
        intent.putExtra( RecognizerIntent.EXTRA_LANGUAGE_MODEL,
                RecognizerIntent.LANGUAGE_MODEL_FREE_FORM);
        intent.putExtra( RecognizerIntent.EXTRA_LANGUAGE, Locale.getDefault() );
        intent.putExtra( RecognizerIntent.EXTRA_PROMPT, "HI speak something" );

        // Start intent
        try {
            //in there was no errror
            //show dilog
            startActivityForResult( intent, REQUEST_CODE_SPEECH_INPUT);
        }

        catch(Exception e){
            //show messageof error and show
            Toast.makeText( this,""+e.getMessage(), Toast.LENGTH_SHORT ).show();
        }
    }
    //recive voice input and handle it

    @Override
    protected void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
        super.onActivityResult( requestCode, resultCode, data );

        switch (requestCode){
            case REQUEST_CODE_SPEECH_INPUT:{
                if(resultCode==RESULT_OK && null!=data){
                    //get text arry form voice intent
                    ArrayList<String> result=data.getStringArrayListExtra( RecognizerIntent.EXTRA_RESULTS );
                    //set to text view
                    mTextTv.setText( result.get( 0 ) );
                }
                break;

            }
        }
    }
}

Android ACTION_RECOGNIZE_SPEECH意图在长时间演讲后永远不会结束

3 个答案: