To record only the piano audio, don't sing while recording.
On Monday, November 19, 2012 6:24:30 AM UTC-6, Meloy Común wrote:
>
> Hello, I apologize for my English first.
>
> I am developing an android piano.
> I wonder how I can record the sounds that occurs when i touch the keys of
> the piano.
> I explain it:
>
> I load the sounds:
>
> private void chargeSounds() {
> this.soundPool = new SoundPool(12, AudioManager.STREAM_MUSIC, 0);
> this.soundPool.
> setOnLoadCompleteListener(new OnLoadCompleteListener() {
>
> @Override
> public void onLoadComplete(SoundPool soundPool, int sampleId,
> int status) {
> MainActivity.this.loaded = true;
> }
> });
>
> this.soundID[0] = soundPool.load(this, R.raw.dob, 1);
> this.soundID[1] = soundPool.load(this, R.raw.rebbem, 1);
> this.soundID[2] = soundPool.load(this, R.raw.reb, 1);
> this.soundID[3] = soundPool.load(this, R.raw.mibbem, 1);
> ......
> .....
>
> Then, to record audio i have a button that launches myRecord:
>
> public void myRecord(View view) {
> mediaRecorder = new MediaRecorder();
> // Create folder if no exists
> File file = new File(Environment.getExternalStorageDirectory()
> .getAbsolutePath() + "/folder");
> if (!file.exists())
> file.mkdirs();
> mediaRecorder.setOutputFile(file + "/audio1.3gp");
> mediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);
>
> mediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);
>
> mediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);
> try {
> mediaRecorder.prepare();
> } catch (IOException e) {
> Log.e("Record", "Fail to record:" + e.getMessage());
> Toast toast = Toast.makeText(getApplicationContext(),
> e.getMessage(), Toast.LENGTH_LONG);
> toast.show();
> }
> mediaRecorder.start();
> this.btnGrabar.setBackgroundResource(R.drawable.record_on);
> }
> }
>
> With this code i can record the piano music and my voice, but i only what
> to record piano audio.
> Is there any way to record only the sound of the piano without voice?
>
> I have tried to set grabar function like:
> mediaRecorder.setAudioSource(AudioManager.STREAM_MUSIC); instead of:
> mediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC); but it
> blocks the app.
> Any suggestions?
>
> Thank you and Again apologies for my English.
>
>
>
>
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