Android Open Source - AndroidPitchPlayer Main Activity

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License

The source code is released under:

This is free and unencumbered software released into the public domain. Anyone is free to copy, modify, publish, use, compile, sell, or distribute this software, either in source code form or as a co...

Java Source Code

package de.showlabor.example.pitchplayer;
// w  w  w .  ja v  a 2  s.c  o m
import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.SeekBar;

import java.io.IOException;

public class MainActivity extends Activity {
    private final static String STREAM_DLF = "http://dradio_mp3_dlf_m.akacast.akamaistream.net/7/249/142684/v1/gnl.akacast.akamaistream.net/dradio_mp3_dlf_m";
    private PitchPlayer mPlayer;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        final Button togglePlayButton = (Button) findViewById(R.id.togglePlayButton);
        togglePlayButton.setText(R.string.play);
        togglePlayButton.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if (mPlayer != null) {
                    if (!mPlayer.isPlaying()) {
                        togglePlayButton.setText(R.string.stop);
                        mPlayer.start();
                    } else {
                        togglePlayButton.setText(R.string.play);
                        mPlayer.stop();
                    }
                }
            }
        });

        final SeekBar speedBar = (SeekBar) findViewById(R.id.speedBar);
        speedBar.setProgress(speedBar.getMax() / 2);
        speedBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                float scale = 1.f / ((float) speedBar.getMax());
                if (mPlayer != null) {
                    mPlayer.setRelativePlaybackSpeed(0.5f + scale * (float)(progress));
                }
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {

            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {

            }
        });
        mPlayer = new PitchPlayer(STREAM_DLF);

        final SeekBar volBar = (SeekBar) findViewById(R.id.volBar);
        volBar.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            @Override
            public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
                float scale = 1.f / ((float) speedBar.getMax());
                float vol = scale * (float)(progress);
                if (mPlayer != null) {
                    mPlayer.setVolume(vol);
                }
            }

            @Override
            public void onStartTrackingTouch(SeekBar seekBar) {

            }

            @Override
            public void onStopTrackingTouch(SeekBar seekBar) {

            }
        });
        volBar.setProgress(volBar.getMax());
    }


    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }
    
}

Java Source Code List

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