hi,
android audio issue
using mic i am recording the audio and i am playing it, but the
voice quality is not good
and some kaar kaar ... sound is there
why the voice quality is not good ?
why is that kaar kaar sound ?
help required
i have set the permission in .xml file also
android.permission.INTERNET,
android.permission.MODIFY_AUDIO_SETTINGS,
android.permission.RECORD_AUDIO, android.permission.WRITE_SETTINGS
below is the code i am using to record the audio and play it is
there any wrong in the code :
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
byte[] Buffer = new byte [80000] ;
int Size = 320 ;
int BuffLen = 1 ;
int SizeSoFar = 0 ;
int MinBuffSize ;
int Written = 0 ;
int temp = 0 ;
AudioRecord audioRecord = new AudioRecord
(MediaRecorder.AudioSource.MIC, 8000,
AudioFormat.CHANNEL_CONFIGURATION_MONO,
AudioFormat.ENCODING_PCM_16BIT, 4096) ;
audioRecord.startRecording () ;
MinBuffSize = AudioRecord.getMinBufferSize(8000,2,2);
Log.i ("--PRINT--", "minimum buf size : " + MinBuffSize) ;
AudioTrack track = new AudioTrack (AudioManager.STREAM_SYSTEM,
8000, AudioFormat.CHANNEL_CONFIGURATION_MONO ,
AudioFormat.ENCODING_PCM_16BIT,
4096, AudioTrack.MODE_STREAM) ;
track.play() ;
while (BuffLen != 0)
{
while (temp == 0)
{
SizeSoFar += audioRecord.read (Buffer, SizeSoFar, Size)
;
temp = 1 ;
}
temp = 0 ;
SizeSoFar = 0 ;
Written = track.write (Buffer, 0, Size) ;
try
{
Thread.sleep (5) ;
}
catch (InterruptedException e)
{
// TODO Auto-generated catch block
e.printStackTrace() ;
}
}
audioRecord.stop() ;
track.stop() ;
}
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