2014/10/16 上午 08:10:19

android Programming Glossary: audiorecorder

How to record audio/voice in background contineously in android?

http://stackoverflow.com/questions/10025824/how-to-record-audio-voice-in-background-contineously-in-android

i can not share the project but i can share the specific AudioRecorder class. import java.io.File import java.io.IOException import.. import android.util.Log public class AudioRecorder public enum State INITIALIZING READY RECORDING ERROR STOPPED.. null public int TimeStamp 0 count 0 preTimeStamp 0 public AudioRecorder Context c this.sampleRate 11025 this.encoder AudioFormat.ENCODING_PCM_16BIT..

how to convert or record .wav file in 16khz 16bit mono little-endian?

http://stackoverflow.com/questions/12260476/how-to-convert-or-record-wav-file-in-16khz-16bit-mono-little-endian

.wav private static final String AUDIO_RECORDER_FOLDER AudioRecorder private static final String AUDIO_RECORDER_TEMP_FILE record_temp.raw.. Runnable @Override public void run writeAudioDataToFile AudioRecorder Thread recordingThread.start @SuppressLint NewApi NewApi NewApi..

Mixing Audio Files

http://stackoverflow.com/questions/2191408/mixing-audio-files

doesn't seem to allow it. Further it would be nice if the AudioRecorder allowed you to grab a stream from the music layer...but that..

Recording Call help needed

http://stackoverflow.com/questions/3929984/recording-call-help-needed

Intent intent TODO Auto generated method stub audrec new AudioRecorder newcall this.context context if intent.getAction .equalsIgnoreCase..

Need a simple example for audio recording

http://stackoverflow.com/questions/6150592/need-a-simple-example-for-audio-recording

need of simple audio recording and playing example using AudioRecorder in android. I tried with MediaRecorder it works fine. android..

Voice Detection in Android Application

http://stackoverflow.com/questions/7955041/voice-detection-in-android-application

.getPath File file new File filepath AudioRecorder if file.exists file.mkdirs String fn file.getAbsolutePath..

Android AudioRecord example

http://stackoverflow.com/questions/8499042/android-audiorecord-example

Thread new Runnable public void run writeAudioDataToFile AudioRecorder Thread recordingThread.start convert short to byte private byte..

Android: Listener to record sound if any sound occurs

http://stackoverflow.com/questions/9323452/android-listener-to-record-sound-if-any-sound-occurs

.getPath File file new File filepath AudioRecorder if file.exists file.mkdirs String fn file.getAbsolutePath..

Live Audio Recording and Playing in Android and Thread & callback handling

http://stackoverflow.com/questions/9413998/live-audio-recording-and-playing-in-android-and-thread-callback-handling

My Program looks like.... @author amit public class AudioRecorder extends Activity private String LOG_TAG null variables which.. constructor method for initializing the variables public AudioRecorder super LOG_TAG Constructor recorderBufSize recordingSampleRate..

How to record audio/voice in background contineously in android?

http://stackoverflow.com/questions/10025824/how-to-record-audio-voice-in-background-contineously-in-android

requirement to continuously record audio from Microphone. i can not share the project but i can share the specific AudioRecorder class. import java.io.File import java.io.IOException import java.io.RandomAccessFile import java.nio.ByteBuffer import.. import android.media.AudioRecord import android.media.MediaRecorder import android.util.Log public class AudioRecorder public enum State INITIALIZING READY RECORDING ERROR STOPPED private byte audioBuffer null private int source MediaRecorder.AudioSource.MIC.. static final int TIMER_INTERVAL 120 volatile Thread t null public int TimeStamp 0 count 0 preTimeStamp 0 public AudioRecorder Context c this.sampleRate 11025 this.encoder AudioFormat.ENCODING_PCM_16BIT this.nChannels AudioFormat.CHANNEL_CONFIGURATION_MONO..

how to convert or record .wav file in 16khz 16bit mono little-endian?

http://stackoverflow.com/questions/12260476/how-to-convert-or-record-wav-file-in-16khz-16bit-mono-little-endian

16 private static final String AUDIO_RECORDER_FILE_EXT_WAV .wav private static final String AUDIO_RECORDER_FOLDER AudioRecorder private static final String AUDIO_RECORDER_TEMP_FILE record_temp.raw private static final int RECORDER_SAMPLERATE 16000.. isRecording true recordingThread new Thread new Runnable @Override public void run writeAudioDataToFile AudioRecorder Thread recordingThread.start @SuppressLint NewApi NewApi NewApi private void writeAudioDataToFile byte data new byte bufferSize..

Mixing Audio Files

http://stackoverflow.com/questions/2191408/mixing-audio-files

let you grap the output as a IOStream but alas the SDK doesn't seem to allow it. Further it would be nice if the AudioRecorder allowed you to grab a stream from the music layer...but that doesn't look possible either. List of audio inputs http developer.android.com..

Recording Call help needed

http://stackoverflow.com/questions/3929984/recording-call-help-needed

MediaRecoder public void onReceive Context context Intent intent TODO Auto generated method stub audrec new AudioRecorder newcall this.context context if intent.getAction .equalsIgnoreCase Intent.ACTION_DIAL try audrec.start recordstarted..

Need a simple example for audio recording

http://stackoverflow.com/questions/6150592/need-a-simple-example-for-audio-recording

a simple example for audio recording I am in need of simple audio recording and playing example using AudioRecorder in android. I tried with MediaRecorder it works fine. android audio alsa audiorecord mediarecorder share improve this..

Voice Detection in Android Application

http://stackoverflow.com/questions/7955041/voice-detection-in-android-application

Save audio to file. String filepath Environment.getExternalStorageDirectory .getPath File file new File filepath AudioRecorder if file.exists file.mkdirs String fn file.getAbsolutePath System.currentTimeMillis .wav long totalAudioLen 0 long totalDataLen..

Android AudioRecord example

http://stackoverflow.com/questions/8499042/android-audiorecord-example

isRecording true recordingThread new Thread new Runnable public void run writeAudioDataToFile AudioRecorder Thread recordingThread.start convert short to byte private byte short2byte short sData int shortArrsize sData.length byte..

Android: Listener to record sound if any sound occurs

http://stackoverflow.com/questions/9323452/android-listener-to-record-sound-if-any-sound-occurs

Live Audio Recording and Playing in Android and Thread & callback handling

http://stackoverflow.com/questions/9413998/live-audio-recording-and-playing-in-android-and-thread-callback-handling

and AudioTrack classes for recording and playing respectively. My Program looks like.... @author amit public class AudioRecorder extends Activity private String LOG_TAG null variables which are required to generate and manage the UI of the App private.. AudioRecord.OnRecordPositionUpdateListener posUpdateListener constructor method for initializing the variables public AudioRecorder super LOG_TAG Constructor recorderBufSize recordingSampleRate trackBufSize 0 init function will initialize all the necessary..

How to record audio/voice in background contineously in android?

http://stackoverflow.com/questions/10025824/how-to-record-audio-voice-in-background-contineously-in-android

0 private int bufferRead 0 private int bufferSize 0 private RandomAccessFile tempAudioFile null public AudioRecord audioRecorder null private State state private short bSamples 16 private int framePeriod The interval in which the recorded samples are.. 2 bSamples nChannels 8 Log.w AudioRecorder.class.getName Increasing buffer size to Integer.toString bufferSize audioRecorder new AudioRecord source sampleRate nChannels encoder bufferSize audioBuffer new byte 2048 audioRecorder.setRecordPositionUpdateListener.. bufferSize audioRecorder new AudioRecord source sampleRate nChannels encoder bufferSize audioBuffer new byte 2048 audioRecorder.setRecordPositionUpdateListener updateListener audioRecorder.setPositionNotificationPeriod framePeriod catch Exception ex..

Voice Detection in Android Application

http://stackoverflow.com/questions/7955041/voice-detection-in-android-application

RECORDER_SAMPLERATE RECORDER_CHANNELS RECORDER_AUDIO_ENCODING Initialize Audio Recorder. AudioRecord audioRecorder new AudioRecord MediaRecorder.AudioSource.MIC RECORDER_SAMPLERATE RECORDER_CHANNELS RECORDER_AUDIO_ENCODING .. RECORDER_SAMPLERATE RECORDER_CHANNELS RECORDER_AUDIO_ENCODING bufferSizeInBytes Start Recording. audioRecorder.startRecording int numberOfReadBytes 0 byte audioBuffer new byte bufferSizeInBytes boolean recording false float tempFloatBuffer.. byte 60 44100 2 While data come from microphone. while true float totalAbsValue 0.0f short sample 0 numberOfReadBytes audioRecorder.read audioBuffer 0 bufferSizeInBytes Analyze Sound. for int i 0 i bufferSizeInBytes i 2 sample short audioBuffer i audioBuffer..

Android: Listener to record sound if any sound occurs

http://stackoverflow.com/questions/9323452/android-listener-to-record-sound-if-any-sound-occurs

private int RECORDER_SAMPLERATE 44100 private byte RECORDER_BPP byte 16 private AudioRecord audioRecorder public void arm Get the minimum buffer size required for the successful creation of an AudioRecord object. int bufferSizeInBytes.. AudioRecord.getMinBufferSize RECORDER_SAMPLERATE RECORDER_CHANNELS RECORDER_AUDIO_ENCODING Initialize Audio Recorder. audioRecorder new AudioRecord MediaRecorder.AudioSource.MIC RECORDER_SAMPLERATE RECORDER_CHANNELS RECORDER_AUDIO_ENCODING bufferSizeInBytes.. RECORDER_SAMPLERATE RECORDER_CHANNELS RECORDER_AUDIO_ENCODING bufferSizeInBytes Start Recording. audioRecorder.startRecording int numberOfReadBytes 0 byte audioBuffer new byte bufferSizeInBytes boolean recording false float tempFloatBuffer..