output.txt

I/System.out: AudioSystem stream -1 STREAM_DEFAULT
D/com.example.MainActivity: After 1st: 8
D/com.example.MainActivity: After 2nd: 1
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 0 STREAM_VOICE_CALL
D/com.example.MainActivity: After 1st: 325
D/com.example.MainActivity: After 2nd: 1
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 1 STREAM_SYSTEM
D/com.example.MainActivity: After 1st: 17
D/com.example.MainActivity: After 2nd: 2
D/com.example.MainActivity: After 3rd: 3
I/System.out: AudioSystem stream 2 STREAM_RING
D/com.example.MainActivity: After 1st: 28
D/com.example.MainActivity: After 2nd: 2
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 3 STREAM_MUSIC
D/com.example.MainActivity: After 1st: 19
D/com.example.MainActivity: After 2nd: 1
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 4 STREAM_ALARM
D/com.example.MainActivity: After 1st: 28
D/com.example.MainActivity: After 2nd: 1
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 5 STREAM_NOTIFICATION
D/com.example.MainActivity: After 1st: 16
D/com.example.MainActivity: After 2nd: 1
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 6 STREAM_BLUETOOTH_SCO
D/com.example.MainActivity: After 1st: 332
D/com.example.MainActivity: After 2nd: 2
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 7 STREAM_SYSTEM_ENFORCED
D/com.example.MainActivity: After 1st: 324
D/com.example.MainActivity: After 2nd: 1
D/com.example.MainActivity: After 3rd: 1
I/System.out: AudioSystem stream 8 STREAM_DTMF
D/com.example.MainActivity: After 1st: 26
D/com.example.MainActivity: After 2nd: 2
D/com.example.MainActivity: After 3rd: 4
I/System.out: AudioSystem stream 9 STREAM_TTS
D/com.example.MainActivity: After 1st: 12
D/com.example.MainActivity: After 2nd: 4
D/com.example.MainActivity: After 3rd: 2

test.java

    private void test (){


        for (int i = -1; i <10; i++) {
            System.out.println("AudioSystem stream " + i);
            mDTMFPlayer = new ToneGenerator(i, TONE_RELATIVE_VOLUME);
            long startTime = System.currentTimeMillis();
            mDTMFPlayer.startTone(ToneGenerator.TONE_DTMF_0, 160);
            Log.d(TAG, "After 1st: " + (System.currentTimeMillis() - startTime));
            try {
                Thread.sleep(160);
            } catch (InterruptedException e) {
            }
            mDTMFPlayer.stopTone();
            
            startTime = System.currentTimeMillis();
            mDTMFPlayer.startTone(ToneGenerator.TONE_DTMF_0, 160);
            Log.d(TAG, "After 2nd: " + (System.currentTimeMillis() - startTime));
            try {
                Thread.sleep(160);
            } catch (InterruptedException e) {
            }
            mDTMFPlayer.stopTone();

            startTime = System.currentTimeMillis();
            mDTMFPlayer.startTone(ToneGenerator.TONE_DTMF_0, 160);
            Log.d(TAG, "After 3rd: " + (System.currentTimeMillis() - startTime));
            try {
                Thread.sleep(160);
            } catch (InterruptedException e) {
            }
            mDTMFPlayer.stopTone();
            mDTMFPlayer.release();
        }

    }