正如this answer by Iftah中所述,我可以通过从传递到的意图中获取Uri来获取语音识别在安卓中录制的音频:
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
// the recording url is in getData:
Uri audioUri = data.getData();
}
这里的Intent data
恰好是我想要的,没有问题。
这一切都很完美,但是该解决方案会提示用户何时发言,我不希望这样做,所以我让我的activity实现了RecognitionListener:
public class MainActivity extends AppCompatActivity implements RecognitionListener {
private SpeechRecognizer speech = null;
private Intent recognizerIntent;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
recognizerIntent = new Intent(RecognizerIntent.ACTION_RECOGNIZE_SPEECH);
recognizerIntent.putExtra(RecognizerIntent.EXTRA_LANGUAGE, "sv_SE");
recognizerIntent.putExtra(RecognizerIntent.EXTRA_LANGUAGE_PREFERENCE, "sv_SE");
recognizerIntent.putExtra("android.speech.extra.GET_AUDIO_FORMAT", "audio/AMR");
recognizerIntent.putExtra("android.speech.extra.GET_AUDIO", true);
speech = SpeechRecognizer.createSpeechRecognizer(this);
speech.setRecognitionListener(this);
speech.startListening(recognizerIntent);
}
@Override
public void onReadyForSpeech(Bundle params) {
Log.d("Debug", "On ready for speech");
}
@Override
public void onBeginningOfSpeech() {
Log.d("Debug", "On beggining of speech");
}
@Override
public void onRmsChanged(float rmsdB) {
Log.d("Debug", "Rsm changed");
}
@Override
public void onBufferReceived(byte[] buffer) {
Log.d("Debug", "Buffer recieved");
}
@Override
public void onEndOfSpeech() {
Log.d("Debug", "On end of speech");
}
@Override
public void onError(int error) {
Log.d("Debug", "Error");
}
@Override
public void onPartialResults(Bundle partialResults) {
Log.d("Debug", "On partial result");
}
@Override
public void onEvent(int eventType, Bundle params) {
Log.d("Debug", "On event");
}
@Override
public void onResults(Bundle results) {
Log.d("Debug", "On result");
}
}
这绕过了提示符hovewer,我不知道如何像第一个示例那样获取Uri,因为在这里:
@Override
public void onResults(Bundle results) {
Log.d("Debug", "On result");
// The results bundle don't contain the URI!
}
我得到了一个不包含Intent或Uri的Bundle results
。我已经尝试查看包中的所有键,但没有URI或意图存在,我也尝试了getIntent()
,但不返回任何内容。
我感谢任何人的帮助或推动正确的方向。
发布于 2018-01-05 07:13:54
结果应该位于密钥为SpeechRecognizer.RESULTS_RECOGNITION
的包中。
@Override
public void onResults(Bundle results) {
if (results != null && results.containsKey(SpeechRecognizer.RESULTS_RECOGNITION)) {
List<String> resultsList = results.getStringArrayList(SpeechRecognizer.RESULTS_RECOGNITION);
// most likely result is resultsList.get(0)
} else {
// no results
}
}
请参阅SpeechRecognizer的安卓开发人员文档,对此进行详细说明。这种获得语音识别结果的方法也适用于#onPartialResults
中的部分结果
https://stackoverflow.com/questions/35337153
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