구글링해서 유투브 동영상에서 설명하는 코드를 보고 타이핑하여 기능이 제대로 동작되는지 확인하고 적어둔다.
가장 간단하게 서버에 있는 음악파일을 받아서 스트리밍으로 재생하는 것만 되는 코드라고 보면 된다.
테스트 환경
- Android Studio 3.3
앱 build.gradle
apply plugin: 'com.android.application'
android {
compileSdkVersion 26
defaultConfig {
applicationId "com.tistory.link2me.audiostreamingplayer"
minSdkVersion 16
targetSdkVersion 26
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:26.1.0'
implementation 'com.android.support.constraint:constraint-layout:1.0.2'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.1'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.1'
}
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AndroidManifest.xml 파일에는
<uses-permission android:name="android.permission.INTERNET" />
만 추가했다.
MainActivity.java
import android.app.ProgressDialog;
import android.media.AudioManager;
import android.media.MediaPlayer;
import android.os.AsyncTask;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
import java.io.IOException;
public class MainActivity extends AppCompatActivity {
private Button btn;
private boolean playPause;
private MediaPlayer mediaPlayer;
private ProgressDialog progressDialog;
private boolean initalStage = true;
String url = Value.IPADDRESS + "/kim_01.wav"; // 서버 음악파일 경로
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mediaPlayer = new MediaPlayer();
mediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
progressDialog = new ProgressDialog(this);
btn = (Button) findViewById(R.id.audioStreamBtn);
btn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if(!playPause){
btn.setText("Pause Streaming");
if(initalStage){
new Player().execute(url);
} else {
if(!mediaPlayer.isPlaying()){
mediaPlayer.start();
}
}
playPause = true;
} else {
btn.setText("Launch Streaming");
if(mediaPlayer.isPlaying()){
mediaPlayer.pause();
}
playPause = false;
}
}
});
}
@Override
protected void onPause() {
super.onPause();
if(mediaPlayer != null){
mediaPlayer.reset();
mediaPlayer.release();
mediaPlayer = null;
}
}
class Player extends AsyncTask<String, Void, Boolean>{
@Override
protected void onPreExecute() {
super.onPreExecute();
progressDialog.setMessage("Buffering...");
progressDialog.show();
}
@Override
protected Boolean doInBackground(String... strings) {
Boolean prepared = false;
try {
mediaPlayer.setDataSource(strings[0]);
mediaPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {
@Override
public void onCompletion(MediaPlayer mediaPlayer) {
initalStage = true;
playPause = false;
btn.setText("Launch Streaming");
mediaPlayer.stop();
mediaPlayer.reset();
}
});
mediaPlayer.prepare();
prepared = true;
} catch (IOException e) {
Log.e("MyAudioStreamingApp",e.getMessage());
prepared = false;
e.printStackTrace();
}
return prepared;
}
@Override
protected void onPostExecute(Boolean aBoolean) {
super.onPostExecute(aBoolean);
if(progressDialog.isShowing()){
progressDialog.cancel();
}
mediaPlayer.start();
initalStage = false;
}
}
}
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이 기본적인 걸 가지고 코드에 살이 붙이는 작업을 진행할 예정이다.
