{"id":30398,"date":"2024-10-28T03:50:24","date_gmt":"2024-10-28T03:50:24","guid":{"rendered":"http:\/\/atmokpo.com\/w\/?p=30398"},"modified":"2024-11-26T06:48:42","modified_gmt":"2024-11-26T06:48:42","slug":"%ec%bd%94%ed%8b%80%eb%a6%b0-%ec%95%88%eb%93%9c%eb%a1%9c%ec%9d%b4%eb%93%9c-%ec%95%b1%ea%b0%9c%eb%b0%9c-%ea%b0%95%ec%a2%8c-mp3-%ec%9e%ac%ec%83%9d-%ec%95%b1-%eb%a7%8c%eb%93%a4%ea%b8%b0","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/30398\/","title":{"rendered":"\ucf54\ud2c0\ub9b0 \uc548\ub4dc\ub85c\uc774\ub4dc \uc571\uac1c\ubc1c \uac15\uc88c, MP3 \uc7ac\uc0dd \uc571 \ub9cc\ub4e4\uae30"},"content":{"rendered":"

<\/p>\n

\uc548\ub155\ud558\uc138\uc694! \uc624\ub298\uc740 \ucf54\ud2c0\ub9b0\uc744 \uc774\uc6a9\ud558\uc5ec \uc548\ub4dc\ub85c\uc774\ub4dc\uc5d0\uc11c MP3 \ud30c\uc77c\uc744 \uc7ac\uc0dd\ud560 \uc218 \uc788\ub294 \uac04\ub2e8\ud55c \uc571\uc744 \ub9cc\ub4dc\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc774 \uac15\uc88c\uc5d0\uc11c\ub294 Kotlin\uc758 \uae30\ubcf8 \uac1c\ub150\uc744 \ubc14\ud0d5\uc73c\ub85c \uc2dc\uc2a4\ud15c\uc758 \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \ud65c\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \uc775\ud788\uac8c \ub420 \uac83\uc785\ub2c8\ub2e4. \uc774 \uc571\uc740 \uae30\ubcf8\uc801\uc778 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4(UI)\ub97c \uc81c\uacf5\ud558\uba70, MP3 \ud30c\uc77c\uc744 \ub85c\ub4dc\ud558\uace0 \uc7ac\uc0dd, \uc77c\uc2dc\uc815\uc9c0, \uba48\ucd94\uae30 \uae30\ub2a5\uc744 \uac16\ucd94\uac8c \ub429\ub2c8\ub2e4.<\/p>\n

1. \ud504\ub85c\uc81d\ud2b8 \uc124\uc815<\/h2>\n

\uc548\ub4dc\ub85c\uc774\ub4dc \uc2a4\ud29c\ub514\uc624\ub97c \uc5f4\uace0 \uc0c8 \ud504\ub85c\uc81d\ud2b8\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4. \uc544\ub798\uc758 \ub2e8\uacc4\ub97c \ub530\ub974\uc2ed\uc2dc\uc624:<\/p>\n

    \n
  1. \uc548\ub4dc\ub85c\uc774\ub4dc \uc2a4\ud29c\ub514\uc624\uc5d0\uc11c “New Project”\ub97c \ud074\ub9ad\ud569\ub2c8\ub2e4.<\/li>\n
  2. “Empty Activity”\ub97c \uc120\ud0dd\ud55c \ud6c4 “Next”\ub97c \ud074\ub9ad\ud569\ub2c8\ub2e4.<\/li>\n
  3. \ud504\ub85c\uc81d\ud2b8 \uc774\ub984\uc744 \uc785\ub825\ud558\uace0 \ud328\ud0a4\uc9c0 \uc774\ub984, \uc800\uc7a5 \uc704\uce58\ub97c \uc124\uc815\ud569\ub2c8\ub2e4.<\/li>\n
  4. \uc5b8\uc5b4\ub85c “Kotlin”\uc744 \uc120\ud0dd\ud558\uace0 “Finish”\ub97c \ud074\ub9ad\ud558\uc5ec \ud504\ub85c\uc81d\ud2b8\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n

    2. \uc758\uc874\uc131 \ucd94\uac00<\/h2>\n

    MP3 \ud30c\uc77c\uc744 \uc7ac\uc0dd\ud558\uae30 \uc704\ud574 Android\uc758 MediaPlayer \ud074\ub798\uc2a4\ub97c \uc0ac\uc6a9\ud560 \uac83\uc785\ub2c8\ub2e4. \uc758\uc874\uc131 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub294 \ud544\uc694\ud558\uc9c0 \uc54a\uc9c0\ub9cc, \ucd94\uac00\uc801\uc73c\ub85c UI\ub97c \ub354 \uc544\ub984\ub2f5\uac8c \ub9cc\ub4e4\uae30 \uc704\ud574 \uc544\ub798\uc640 \uac19\uc740 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \ucd94\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n

    implementation \"com.google.android.material:material:1.3.0\"<\/code><\/pre>\n
    3. \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4(UI) \uc124\uacc4<\/h2>\n
    \uc774\uc81c \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uad6c\uc131\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. activity_main.xml<\/code> \ud30c\uc77c\uc744 \uc5f4\uc5b4 \uc544\ub798 \ucf54\ub4dc\ub97c \ucd94\uac00\ud569\ub2c8\ub2e4:<\/p>\n
    <RelativeLayout xmlns:android=\"http:\/\/schemas.android.com\/apk\/res\/android\"\n        xmlns:app=\"http:\/\/schemas.android.com\/apk\/res-auto\"\n        xmlns:tools=\"http:\/\/schemas.android.com\/tools\"\n        android:layout_width=\"match_parent\"\n        android:layout_height=\"match_parent\"\n        tools:context=\".MainActivity\">\n\n    <Button\n        android:id=\"@+id\/btnPlay\"\n        android:layout_width=\"wrap_content\"\n        android:layout_height=\"wrap_content\"\n        android:text=\"Play\"\n        android:layout_centerHorizontal=\"true\"\n        android:layout_marginTop=\"50dp\"\/>\n\n    <Button\n        android:id=\"@+id\/btnPause\"\n        android:layout_width=\"wrap_content\"\n        android:layout_height=\"wrap_content\"\n        android:text=\"Pause\"\n        android:layout_below=\"@id\/btnPlay\"\n        android:layout_centerHorizontal=\"true\"\n        android:layout_marginTop=\"20dp\"\/>\n\n    <Button\n        android:id=\"@+id\/btnStop\"\n        android:layout_width=\"wrap_content\"\n        android:layout_height=\"wrap_content\"\n        android:text=\"Stop\"\n        android:layout_below=\"@id\/btnPause\"\n        android:layout_centerHorizontal=\"true\"\n        android:layout_marginTop=\"20dp\"\/>\n\n    <\/RelativeLayout><\/code><\/pre>\n
    4. MainActivity \uad6c\uc131<\/h2>\n
    \uc774\uc81c MainActivity.kt<\/code> \ud30c\uc77c\uc744 \uc5f4\uc5b4 MP3 \ud30c\uc77c\uc744 \uc7ac\uc0dd\ud558\uae30 \uc704\ud55c \ub85c\uc9c1\uc744 \ucd94\uac00\ud569\ub2c8\ub2e4. \uc6b0\uc120, MediaPlayer \uac1d\uccb4\ub97c \uc120\uc5b8\ud558\uace0 \ubc84\ud2bc \ud074\ub9ad \uc774\ubca4\ud2b8\ub97c \ucc98\ub9ac\ud558\ub3c4\ub85d \ucf54\ub4dc\ub97c \uc791\uc131\ud558\uaca0\uc2b5\ub2c8\ub2e4:<\/p>\n
    import android.media.MediaPlayer\n    import android.os.Bundle\n    import android.widget.Button\n    import androidx.appcompat.app.AppCompatActivity\n\n    class MainActivity : AppCompatActivity() {\n\n        private lateinit var mediaPlayer: MediaPlayer\n        private lateinit var btnPlay: Button\n        private lateinit var btnPause: Button\n        private lateinit var btnStop: Button\n\n        override fun onCreate(savedInstanceState: Bundle?) {\n            super.onCreate(savedInstanceState)\n            setContentView(R.layout.activity_main)\n\n            btnPlay = findViewById(R.id.btnPlay)\n            btnPause = findViewById(R.id.btnPause)\n            btnStop = findViewById(R.id.btnStop)\n\n            mediaPlayer = MediaPlayer.create(this, R.raw.sample) \/\/ sample.mp3 \ud30c\uc77c\uc744 res\/raw \ud3f4\ub354\uc5d0 \ucd94\uac00\ud574\uc57c \ud569\ub2c8\ub2e4.\n\n            btnPlay.setOnClickListener {\n                if (!mediaPlayer.isPlaying) {\n                    mediaPlayer.start()\n                }\n            }\n\n            btnPause.setOnClickListener {\n                if (mediaPlayer.isPlaying) {\n                    mediaPlayer.pause()\n                }\n            }\n\n            btnStop.setOnClickListener {\n                if (mediaPlayer.isPlaying) {\n                    mediaPlayer.stop()\n                    mediaPlayer.prepare() \/\/ \uc7ac\uc0dd\uc744 \uc704\ud574 \ubbf8\ub514\uc5b4\ub97c \uc900\ube44\ud569\ub2c8\ub2e4.\n                }\n            }\n        }\n\n        override fun onDestroy() {\n            super.onDestroy()\n            mediaPlayer.release() \/\/ \ud65c\ub3d9 \uc885\ub8cc \uc2dc \ub9ac\uc18c\uc2a4 \ud574\uc81c\n        }\n    }<\/code><\/pre>\n
    5. MP3 \ud30c\uc77c \ucd94\uac00<\/h2>\n
    \uc704 \ucf54\ub4dc\uc5d0\uc11c \uc0ac\uc6a9\ud55c MP3 \ud30c\uc77c\uc740 res\/raw<\/code> \ud3f4\ub354\uc5d0 \uc704\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \ud504\ub85c\uc81d\ud2b8\uc758 res<\/code> \ud3f4\ub354 \ub0b4\uc5d0 raw<\/code> \ud3f4\ub354\ub97c \uc0dd\uc131\ud55c \ud6c4, \uc7ac\uc0dd\ud560 MP3 \ud30c\uc77c(\uc608: sample.mp3<\/code>)\uc744 \ucd94\uac00\ud558\uc138\uc694. \uc774\ub97c \ud1b5\ud574 MediaPlayer\uac00 \ud30c\uc77c\uc744 \uc7ac\uc0dd\ud560 \uc218 \uc788\uac8c \ub429\ub2c8\ub2e4.<\/p>\n
    6. \uc571 \uc2e4\ud589\ud558\uae30<\/h2>\n
    \ubaa8\ub4e0 \uc124\uc815\uc774 \uc644\ub8cc\ub418\uc5c8\uc73c\ub2c8, \uc774\uc81c \uc571\uc744 \uc2e4\ud589\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc548\ub4dc\ub85c\uc774\ub4dc \uc2a4\ud29c\ub514\uc624 \uc0c1\ub2e8\uc758 \uc2e4\ud589 \ubc84\ud2bc\uc744 \ud074\ub9ad\ud558\uc5ec \uc5d0\ubbac\ub808\uc774\ud130\ub098 \uc2e4\uc81c \ub514\ubc14\uc774\uc2a4\uc5d0\uc11c \uc571\uc744 \uc2e4\ud589\ud558\uc2ed\uc2dc\uc624.<\/p>\n
    7. \uc0ac\uc6a9\uc790 \uacbd\ud5d8 \ud5a5\uc0c1<\/h2>\n
    \uae30\ubcf8\uc801\uc778 MP3 \uc7ac\uc0dd \uae30\ub2a5\uc774 \uc644\uc131\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc571\uc758 \uc0ac\uc6a9\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\uae30 \uc704\ud574 \ucd94\uac00\uc801\uc778 \uae30\ub2a5\uc744 \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4:<\/p>\n