ȸ¿ø°¡ÀԡžÆÀ̵ð/ºñ¹øÃ£±â
½Ç½Ã°£ TV
ȨÀ¸·Î
¾Èµå·ÎÀÌµå ¹Ìµð¾î Ç÷¹À̾î (MediaPlayer) ¿¹Á¦
7³â Àü
SeekBar + Thread »ç¿ëÇÏ¿© ¹Ìµð¾î Ç÷¹ÀÌ Çϱ⸦ ±¸ÇöÇÑ ¿¹Á¦ÀÔ´Ï´Ù
[½ÃÀÛ] ¹öư, [ÀÏÁöÁ¤Áö] ¹öư, [Àç½ÃÀÛ] ¹öư, [Á¤Áö] ¹öư ÀÇ ±â´Éµµ ±¸ÇöÇØ º¾´Ï´Ù.


1. ¹Ìµð¾î ÆÄÀÏ (÷ºÎ) Áغñ,  raw Æú´õ ¹Ø¿¡ º°µµÀÇ Æú´õ ¸¸µé¾î º¹»ç-ºÙ¿©³Ö±â·Î ²ø¾î¿É´Ï´Ù.
2. MediaPlayer °´Ã¼, SeekBar °´Ã¼ »ý¼º
3. Start¸¦ ´©¸£¸é MediaPlayer.create() ·Î MediaPlayer °´Ã¼ »ý¼º (À̶§ raw ¿¡ º¹»çÇÑ ¹Ìµð¾î ÆÄÀÏ ÁöÁ¤,  ¼Ò½º¿¡¼­´Â R.raw.chacha).   ±×¸®°í start() ¸Þ¼Òµå·Î ¿¬ÁÖ ½ÃÀÛ.  À̶§ SeekBarÀÇ ¾²·¹µå¸¦ start() ½ÃÄÑ ÁÝ´Ï´Ù.

4.  SeekBar.setOnSeekBarChangeListener() ±¸ÇöÇÏ¿© ÀÓÀÇÀÇ ÁöÁ¡¿¡¼­ Ç÷¹ÀÌ °¡´ÉÄÉ ÇÔ


activity_main.xml

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >

    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:text="MediaPlayer Ȱ¿ë"
        android:textAppearance="?android:attr/textAppearanceLarge" />

    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_below="@+id/textView1"
        android:text="½ÃÀÛ" />

    <Button
        android:id="@+id/button2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/button1"
        android:layout_below="@+id/button1"
        android:visibility="invisible"
        android:text="ÀϽÃÁ¤Áö" />

    <Button
        android:id="@+id/button3"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/button2"
        android:layout_below="@+id/button2"
        android:visibility="invisible"
        android:text="Àç½ÃÀÛ" />

    <Button
        android:id="@+id/button4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/button3"
        android:layout_below="@+id/button3"
        android:visibility="invisible"
        android:text="Á¾·á" />

    <SeekBar
        android:id="@+id/seekBar1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignLeft="@+id/button4"
        android:layout_below="@+id/button4"
        android:layout_marginTop="18dp" />

</RelativeLayout>

¸ÞÀÎ¾×Æ¼ºñƼ¼Ò½º
public class MainActivity extends ActionBarActivity {
    MediaPlayer mp; // À½¾Ç Àç»ýÀ» À§ÇÑ °´Ã¼
    int pos; // Àç»ý ¸ØÃá ½ÃÁ¡
    private Button bStart;
    private Button bPause;
    private Button bRestart;
    private Button bStop;
    SeekBar sb; // À½¾Ç Àç»ýÀ§Ä¡¸¦ ³ªÅ¸³»´Â ½ÃÅ©¹Ù
    boolean isPlaying = false; // Àç»ýÁßÀÎÁö È®ÀÎÇÒ º¯¼ö

    class MyThread extends Thread {
        @Override
        public void run() { // ¾²·¹µå°¡ ½ÃÀ۵Ǹé ÄݹéµÇ´Â ¸Þ¼­µå
            // ¾¾Å©¹Ù ¸·´ë±â Á¶±Ý¾¿ ¿òÁ÷À̱â (³ë·¡ ³¡³¯ ¶§±îÁö ¹Ýº¹)
            while(isPlaying) {
                sb.setProgress(mp.getCurrentPosition());
            }
        }
    }

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

        sb = (SeekBar)findViewById(R.id.seekBar1);
        sb.setOnSeekBarChangeListener(new SeekBar.OnSeekBarChangeListener() {
            public void onStopTrackingTouch(SeekBar seekBar) {
                isPlaying = true;
                int ttt = seekBar.getProgress(); // »ç¿ëÀÚ°¡ ¿òÁ÷¿©³õÀº À§Ä¡
                mp.seekTo(ttt);
                mp.start();
                new MyThread().start();
            }
            public void onStartTrackingTouch(SeekBar seekBar) {
                isPlaying = false;
                mp.pause();
            }
            public void onProgressChanged(SeekBar seekBar,int progress,boolean fromUser) {
                if (seekBar.getMax()==progress) {
                    bStart.setVisibility(View.VISIBLE);
                    bStop.setVisibility(View.INVISIBLE);
                    bPause.setVisibility(View.INVISIBLE);
                    bRestart.setVisibility(View.INVISIBLE);
                    isPlaying = false;
                    mp.stop();
                }
            }
        });

        bStart = (Button)findViewById(R.id.button1);
        bPause = (Button)findViewById(R.id.button2);
        bRestart=(Button)findViewById(R.id.button3);
        bStop  = (Button)findViewById(R.id.button4);

        bStart.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                // MediaPlayer °´Ã¼ ÃʱâÈ­ , Àç»ý
                mp = MediaPlayer.create(
                        getApplicationContext(), // ÇöÀç È­¸éÀÇ Á¦¾î±ÇÀÚ
                        R.raw.chacha); // À½¾ÇÆÄÀÏ
                mp.setLooping(false); // true:¹«Çѹݺ¹
                mp.start(); // ³ë·¡ Àç»ý ½ÃÀÛ

                int a = mp.getDuration(); // ³ë·¡ÀÇ Àç»ý½Ã°£(miliSecond)
                sb.setMax(a);// ¾¾Å©¹ÙÀÇ ÃÖ´ë ¹üÀ§¸¦ ³ë·¡ÀÇ Àç»ý½Ã°£À¸·Î ¼³Á¤
                new MyThread().start(); // ¾¾Å©¹Ù ±×·ÁÁÙ ¾²·¹µå ½ÃÀÛ
                isPlaying = true; // ¾¾Å©¹Ù ¾²·¹µå ¹Ýº¹ Çϵµ·Ï

                bStart.setVisibility(View.INVISIBLE);
                bStop.setVisibility(View.VISIBLE);
                bPause.setVisibility(View.VISIBLE);
            }
        });

        bStop.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                // À½¾Ç Á¾·á
                isPlaying = false; // ¾²·¹µå Á¾·á

                mp.stop(); // ¸ØÃã
                mp.release(); // ÀÚ¿ø ÇØÁ¦
                bStart.setVisibility(View.VISIBLE);
                bPause.setVisibility(View.INVISIBLE);
                bRestart.setVisibility(View.INVISIBLE);
                bStop.setVisibility(View.INVISIBLE);

                sb.setProgress(0); // ¾¾Å©¹Ù ÃʱâÈ­
            }
        });

        bPause.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                // ÀϽÃÁßÁö
                pos = mp.getCurrentPosition();
                mp.pause(); // ÀϽÃÁßÁö
                bPause.setVisibility(View.INVISIBLE);
                bRestart.setVisibility(View.VISIBLE);
                isPlaying = false; // ¾²·¹µå Á¤Áö
            }
        });
        bRestart.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                // ¸ØÃá ÁöÁ¡ºÎÅÍ Àç½ÃÀÛ
                mp.seekTo(pos); // ÀϽÃÁ¤Áö ½ÃÁ¡À¸·Î À̵¿
                mp.start(); // ½ÃÀÛ
                bRestart.setVisibility(View.INVISIBLE);
                bPause.setVisibility(View.VISIBLE);
                isPlaying = true; // Àç»ýÇϵµ·Ï flag º¯°æ
                new MyThread().start(); // ¾²·¹µå ½ÃÀÛ
            }
        });
    } // end of onCreate

    @Override
    protected void onPause() {
        super.onPause();
        isPlaying = false; // ¾²·¹µå Á¤Áö
        if (mp!=null) {
            mp.release(); // ÀÚ¿øÇØÁ¦
        }
        bStart.setVisibility(View.VISIBLE);
        bStop.setVisibility(View.INVISIBLE);
        bPause.setVisibility(View.INVISIBLE);
        bRestart.setVisibility(View.INVISIBLE);
    }
} // end of class
ÃßõÃßõ : 724 Ãßõ ¸ñ·Ï
¹øÈ£ Á¦¸ñ
1,346
 À©µµ¿ì ¼­¹ö 2019 Ãë¾àÁ¡ Á¡°Ë º¸¾È
1,345
 À©µµ¿ì ¼­¹ö 2019 Ãë¾àÁ¡ Á¡°Ë º¸¾È (windows server 2019)
1,344
 Windows Ãë¾àÁ¡Áø´Ü º¸¾È°¡À̵å¶óÀÎ
1,343
 Windows Admin Center¸¦ ÅëÇÑ ¼­¹ö °ü¸®
1,342
 À©µµ¿ì ¼­¹ö¿¡¼­ ½ÇÇàµÇ´Â ¼­ºñ½º È®ÀÎ
1,341
 Chrome NET::ERR CERT REVOKED ÇØ°á¹æ¹ý
1,340
 cmd ¸í·É¾î (¸í·É ÇÁ·ÒÇÁÆ® ¸í·É¾î) ¸ðÀ½
1,339
 Windows10 ƯÁ¤ ÇÁ·Î±×·¥(OCS 2007 R2)¿¡¼­ ÷ºÎÆÄÀÏ µå·¡±×¾Øµå·ÓÀÌ ¾È µÇ´Â Çö»ó
1,338
 À©µµ¿ì ·Î±×, °ü¸® À̺¥Æ® »èÁ¦
1,337
 Å¬¸° ºÎÆÃ
1,336
 Windows ±¸¼º ¿ä¼Ò ÀúÀå¼Ò¿¡¼­ ÆÄÀÏ ¼Õ»ó °Ë»ç
1,335
 Windows Defender °Ë»ç ±â·Ï »èÁ¦Çϱâ
1,334
 °£´ÜÇÑ À©µµ¿ì 10 Á¤Ç° ÀÎÁõ (Å©·¢ÇÁ·Î±×·¥ ÇÊ¿ä¾øÀ½)
1,333
 ¿À·ù³­ Æú´õ °­Á¦»èÁ¦ ¹æ¹ý
1,332
 Å©·Ò¿¡¼­ Ç÷¡½Ã Ç×»ó Çã¿ëÇϵµ·Ï ¼³Á¤Çϱâ (·¹Áö½ºÆ®¸®) reg ÆÄÀÏ ¸¸µé±â
1,331
 GPT µð½ºÅ©¸¦ MBR µð½ºÅ©·Î º¯È¯
1,330
 MBR µð½ºÅ©¸¦ GPT µð½ºÅ©·Î º¯È¯
1,329
 ±¸±Û °Ë»öÀ» 200% Ȱ¿ëÇÏ°Ô ÇØÁÖ´Â °Ë»ö ¸í·É¾î ÃÑÁ¤¸®
1,328
 [Jquery] jQuery·Î ¿ìŬ¸¯ ¹æÁö, µå·¡±× ¹æÁö, ¼±Åà ¹æÁö (IE10, ÆÄÀÌ¾îÆø½º, Å©·Ò È®ÀÎ)
1,327
 php »ç¿ëÀÚ Á¢¼ÓIP, ºê¶ó¿ìÀúÁ¤º¸, osÁ¤º¸, http, https Á¢¼ÓÇÁ·ÎÅäÄÝ ¾Ë¾Æ¿À±â
1,326
 [PHP] IE ºê¶ó¿ìÀú Á¢¼Ó °ËÃâÇϱâ
1,325
 À©µµ¿ì10 ½Ã½ºÅÛ ¿¹¾à ÆÄƼ¼Ç È®ÀÎ ¹× »èÁ¦
1,324
 À©µµ¿ì10 º¹±¸ ÆÄƼ¼Ç »èÁ¦ ¹æ¹ý
1,323
 À©µµ¿ì10 ºÎÆÃÁö¿¬ °ËÀºÈ­¸é¿¡¼­ ¸îºÐ°£ ¸Ó¹«´Â Çö»ó ÇØ°á¹æ¹ý
1,322
 »ï¼º³ëÆ®ºÏ ¹ÙÀÌ¿À½º ÁøÀÔÀÌ ºÒ°¡´ÉÇÑ °æ¿ì ¹ÙÀÌ¿À½º À缳ġ¿Í NVRAM ÃʱâÈ­
1,321
 ÀͽºÇ÷η¯(IE)ÀÇ ±¸±Û °Ë»ö°ø±ÞÀÚ Çѱ۷Πº¯°æ ¹æ¹ý
1,320
 À©µµ¿ì 10 ±âº» ¾Û »èÁ¦ ¹× º¹±¸
1,319
 meta ÅÂ±× http-equiv ¼³Á¤¹æ¹ý°ú Â÷ÀÌÁ¡
1,318
 ±¸±Û(Google)°Ë»ö¿¡¼­ °í±Þ¿¬»êÀÚ¸¦ ÀÌ¿ëÇÏ¿© ¸¹Àº Á¤º¸¸¦ ¾ò´Â ¹æ¹ý
1,317
 ÇÁ·Î±×·¥ ¾øÀÌ Çϵåµð½ºÅ© º¹»ç ¹× ¹é¾÷Çϱâ
¸ñ·Ï
¹ÂÁ÷Æ®·ÎÆ® ºÎ»ê±¤¿ª½Ã ºÎ»êÁø±¸ °¡¾ßµ¿ ¤Ó °³ÀÎÁ¤º¸Ãë±Þ¹æÄ§
Copyright ¨Ï musictrot All rights reserved.