what do you mean "send and receive voice call"? On 16 October 2012 18:05, Tamil Arasi <[email protected]> wrote:
> Hi, > > R u know about how to send and receive the voice call in between android > mobile?. if u know about that please help me > > > On Tue, Oct 16, 2012 at 3:21 PM, rahul B <[email protected]> wrote: > >> Hi, >> >> My pleasure.. >> >> >> On Tue, Oct 16, 2012 at 3:09 PM, Tamil Arasi <[email protected]> wrote: >> >>> Hi rahul, >>> >>> >>> >>> Thank u for ur code. this code is very useful to me . >>> >>> >>> On Mon, Oct 15, 2012 at 2:54 PM, rahul B <[email protected]> wrote: >>> >>>> Here I am posting some sample which works fine with me.. >>>> >>>> >>>> package com.audiotrack; >>>> >>>> import java.io.File; >>>> import java.io.FileInputStream; >>>> import java.io.IOException; >>>> import java.nio.BufferUnderflowException; >>>> >>>> import android.app.Activity; >>>> import android.media.AudioFormat; >>>> import android.media.AudioManager; >>>> import android.media.AudioTrack; >>>> import android.os.Bundle; >>>> import android.util.Log; >>>> import android.view.View; >>>> import android.view.View.OnClickListener; >>>> import android.widget.Button; >>>> >>>> public class AudioPlayBackActivity extends Activity { >>>> >>>> /** Called when the activity is first created. */ >>>> @Override >>>> public void onCreate(Bundle savedInstanceState) { >>>> super.onCreate(savedInstanceState); >>>> setContentView(R.layout.main); >>>> >>>> Button play = (Button) findViewById(R.id.button1); >>>> play.setOnClickListener(new OnClickListener() { >>>> >>>> // @Override >>>> public void onClick(View v) { >>>> >>>> String filePath = "/sdcard/voice8K16bitmono_sir.pcm"; >>>> if (filePath == null) >>>> return; >>>> >>>> // Reading the file.. >>>> byte[] byteData = null; >>>> File file = null; >>>> file = new File(filePath); >>>> byteData = new byte[(int) file.length()]; >>>> System.out.println("bytedata--" + byteData); >>>> FileInputStream in = null; >>>> >>>> try { >>>> >>>> in = new FileInputStream(file); >>>> in.read(byteData); >>>> System.out.println("READING CARD-- " + in + "--BYTE Data--" >>>> + byteData + byteData.length); >>>> in.close(); >>>> } catch (IOException e) { >>>> e.printStackTrace(); >>>> } catch (BufferUnderflowException e) { >>>> e.printStackTrace(); >>>> } >>>> >>>> int dataSize = byteData.length / 2; >>>> short[] shorts = byte2short(byteData); >>>> int BufferElements2Play = 1024; // want to play 2048 (2K) since >>>> // 2 bytes we use only 1024 >>>> int BytesPerElement = 2; // 2 bytes in 16bit format >>>> >>>> int intSize = android.media.AudioTrack.getMinBufferSize(8000, >>>> AudioFormat.CHANNEL_OUT_MONO, >>>> AudioFormat.ENCODING_PCM_16BIT); >>>> >>>> System.out.println("buffersize -- " + intSize); >>>> AudioTrack at = new AudioTrack(AudioManager.STREAM_VOICE_CALL, >>>> 8000, AudioFormat.CHANNEL_OUT_MONO, >>>> AudioFormat.ENCODING_PCM_16BIT, BufferElements2Play >>>> * BytesPerElement, AudioTrack.MODE_STREAM); >>>> >>>> if (at != null) { >>>> >>>> int shortLength = shorts.length; >>>> int shortLengthOffset2Play = 0; >>>> >>>> System.out.println("SHORTS Data" + shortLength); >>>> // Write the byte array to the track >>>> at.write(shorts, 0, BufferElements2Play); >>>> at.play(); >>>> >>>> shortLengthOffset2Play += BufferElements2Play; // Wrote 512 >>>> // ushorts >>>> >>>> while (shortLengthOffset2Play < shortLength) { >>>> try { >>>> Thread.sleep(50); >>>> } catch (InterruptedException e) { >>>> >>>> e.printStackTrace(); >>>> } >>>> // Waiting, Simulating your condition of receiving data >>>> // from server... >>>> at.write(shorts, shortLengthOffset2Play, >>>> BufferElements2Play); >>>> // in your case it will 0, numberofShorts(2048) >>>> shortLengthOffset2Play += BufferElements2Play; >>>> System.out.println("shortlengthoffset --- " >>>> + shortLengthOffset2Play); >>>> // Wrote yet another 512 shorts >>>> } >>>> } else >>>> Log.d("Audio", "audio track is not initialised "); >>>> } >>>> >>>> private short[] byte2short(byte[] byteD) { >>>> int byteArrsize = byteD.length / 2; >>>> short[] shorts = new short[byteArrsize]; >>>> for (int i = 0; i < byteArrsize; i++) { >>>> shorts[i] = (short) (byteD[i * 2] + (byteD[(i * 2) + 1] << 8)); >>>> } >>>> return shorts; >>>> } >>>> }); >>>> } >>>> } >>>> >>>> On Mon, Oct 15, 2012 at 12:36 PM, Asheesh Arya < >>>> [email protected]> wrote: >>>> >>>>> please refer this link >>>>> http://www.benmccann.com/dev-blog/android-audio-recording-tutorial/ >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google >>>>> Groups "Android Developers" group. >>>>> To post to this group, send email to >>>>> [email protected] >>>>> To unsubscribe from this group, send email to >>>>> [email protected] >>>>> For more options, visit this group at >>>>> http://groups.google.com/group/android-developers?hl=en >>>>> >>>> >>>> -- >>>> You received this message because you are subscribed to the Google >>>> Groups "Android Developers" group. >>>> To post to this group, send email to >>>> [email protected] >>>> To unsubscribe from this group, send email to >>>> [email protected] >>>> For more options, visit this group at >>>> http://groups.google.com/group/android-developers?hl=en >>>> >>> >>> -- >>> You received this message because you are subscribed to the Google >>> Groups "Android Developers" group. >>> To post to this group, send email to [email protected] >>> To unsubscribe from this group, send email to >>> [email protected] >>> For more options, visit this group at >>> http://groups.google.com/group/android-developers?hl=en >>> >> >> -- >> You received this message because you are subscribed to the Google >> Groups "Android Developers" group. >> To post to this group, send email to [email protected] >> To unsubscribe from this group, send email to >> [email protected] >> For more options, visit this group at >> http://groups.google.com/group/android-developers?hl=en >> > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en > -- Best Regards, Landry -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
