feat: add the components

app/build.gradle

@@ -13,7 +13,7 @@ android {
         targetSdkVersion 30
         versionCode 1
         versionName "1.0"
-
+        multiDexEnabled true
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
 
@@ -34,6 +34,11 @@ android {
 
 dependencies {
 
+    api project(':exorecord')
+    implementation 'com.google.android.exoplayer:exoplayer:2.13.3'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.8'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.8'
+
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     implementation 'androidx.core:core-ktx:1.3.2'
     implementation 'androidx.appcompat:appcompat:1.2.0'

app/src/main/AndroidManifest.xml

@@ -2,17 +2,20 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="dev.brookmg.exorecord">
 
+    <uses-permission android:name="android.permission.INTERNET" />
     <application
+        android:name=".App"
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.ExoRecord">
+        android:theme="@style/Theme.ExoRecord"
+        android:fullBackupContent="true">
+
         <activity android:name=".MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>

app/src/main/java/dev/brookmg/exorecord/App.kt

@@ -0,0 +1,17 @@
+package dev.brookmg.exorecord
+
+import android.app.Application
+import dev.brookmg.exorecord.lib.ExoRecord
+
+class App : Application() {
+
+    companion object {
+        lateinit var instance: App
+        val exoRecordInstance: ExoRecord by lazy { ExoRecord(instance) }
+    }
+
+    override fun onCreate() {
+        super.onCreate()
+        instance = this
+    }
+}

app/src/main/java/dev/brookmg/exorecord/MainActivity.kt

@@ -1,11 +1,108 @@
 package dev.brookmg.exorecord
 
-import androidx.appcompat.app.AppCompatActivity
+import android.content.Context
+import android.net.Uri
 import android.os.Bundle
+import android.util.Log
+import android.widget.Button
+import androidx.appcompat.app.AppCompatActivity
+import com.google.android.exoplayer2.DefaultRenderersFactory
+import com.google.android.exoplayer2.MediaItem
+import com.google.android.exoplayer2.SimpleExoPlayer
+import com.google.android.exoplayer2.audio.*
+import com.google.android.exoplayer2.extractor.DefaultExtractorsFactory
+import com.google.android.exoplayer2.source.MediaSource
+import com.google.android.exoplayer2.source.ProgressiveMediaSource
+import com.google.android.exoplayer2.source.hls.HlsExtractorFactory
+import com.google.android.exoplayer2.source.hls.HlsMediaSource
+import com.google.android.exoplayer2.trackselection.AdaptiveTrackSelection
+import com.google.android.exoplayer2.trackselection.DefaultTrackSelector
+import com.google.android.exoplayer2.upstream.DefaultBandwidthMeter
+import com.google.android.exoplayer2.upstream.DefaultDataSourceFactory
+import com.google.android.exoplayer2.upstream.DefaultHttpDataSource
+import com.google.android.exoplayer2.upstream.DefaultHttpDataSourceFactory
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 
 class MainActivity : AppCompatActivity() {
+
+    companion object {
+        const val FORMAT_MP3 = "mp3"
+        const val FORMAT_MP4 = "mp4"
+        const val FORMAT_M3U = "m3u"
+        const val FORMAT_M3U8 = "m3u8"
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
+        val streamUrl = "https://stream.live.vc.bbcmedia.co.uk/bbc_radio_one?s=1619514803&e=1619529203&h=f378f4ca18759ebfa5fd1d674c794cfc"
+
+        val mainMediaSource: MediaSource
+        val uri = Uri.parse(streamUrl)
+        val lastPath = uri.lastPathSegment
+
+        val bandwidthMeter = DefaultBandwidthMeter.Builder(applicationContext).build()
+        val trackSelectionFactory = AdaptiveTrackSelection.Factory()
+        val httpDataSourceFactory = DefaultHttpDataSourceFactory(
+            "-- Audio Test --",
+            bandwidthMeter,
+            DefaultHttpDataSource.DEFAULT_CONNECT_TIMEOUT_MILLIS,
+            DefaultHttpDataSource.DEFAULT_READ_TIMEOUT_MILLIS,
+            true
+        )
+
+        val dataSourceFactory = DefaultDataSourceFactory(this, bandwidthMeter, httpDataSourceFactory)
+
+        if (lastPath == null || lastPath.isEmpty()) return
+        mainMediaSource = if (lastPath.contains(FORMAT_M3U8) ||
+            lastPath.contains(FORMAT_M3U)) {
+            HlsMediaSource.Factory(dataSourceFactory)
+                .setAllowChunklessPreparation(true)
+                .setExtractorFactory(HlsExtractorFactory.DEFAULT)
+                .createMediaSource(MediaItem.fromUri(uri))
+        } else {
+            ProgressiveMediaSource.Factory(dataSourceFactory, DefaultExtractorsFactory()).createMediaSource(
+                MediaItem.fromUri(uri)
+            )
+        }
+
+        val renderersFactory = object : DefaultRenderersFactory(this) {
+            override fun buildAudioSink(
+                context: Context, enableFloatOutput: Boolean,
+                enableAudioTrackPlaybackParams: Boolean, enableOffload: Boolean
+            ): AudioSink {
+                return DefaultAudioSink(
+                    AudioCapabilities.DEFAULT_AUDIO_CAPABILITIES,
+                    DefaultAudioSink.DefaultAudioProcessorChain(App.exoRecordInstance.exoRecordProcessor),
+                    enableFloatOutput, enableAudioTrackPlaybackParams, enableOffload
+                )
+            }
+        }
+
+        val trackSelector = DefaultTrackSelector(applicationContext, trackSelectionFactory)
+        val exoPlayer = SimpleExoPlayer.Builder(applicationContext, renderersFactory)
+            .setTrackSelector(trackSelector)
+            .setBandwidthMeter(bandwidthMeter)
+            .build()
+
+        exoPlayer.setMediaSource(mainMediaSource)
+        exoPlayer.prepare()
+
+        findViewById<Button>(R.id.button).setOnClickListener { exoPlayer.playWhenReady = true }
+        findViewById<Button>(R.id.button2).setOnClickListener { exoPlayer.stop() }
+
+        findViewById<Button>(R.id.button_rec).setOnClickListener {
+            CoroutineScope(Dispatchers.Main).launch {
+                App.exoRecordInstance.startRecording()
+            }
+        }
+
+        findViewById<Button>(R.id.button_rec_stop).setOnClickListener {
+            CoroutineScope(Dispatchers.Main).launch {
+                Log.e("CONVERSION", App.exoRecordInstance.stopRecording(true).toString())
+            }
+        }
     }
 }

app/src/main/res/layout/activity_main.xml

@@ -1,18 +1,71 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".MainActivity">
 
     <TextView
+        android:id="@+id/tview"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:text="Hello World!"
+        android:text="@string/exorecord_nothing"
+        android:padding="16dp"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintLeft_toLeftOf="parent"
         app:layout_constraintRight_toRightOf="parent"
         app:layout_constraintTop_toTopOf="parent" />
 
+    <Button
+        android:id="@+id/button"
+        android:layout_marginTop="16dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:layout_constraintTop_toBottomOf="@+id/tview"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/button2"
+        android:text="@string/start"
+        tools:layout_editor_absoluteX="203dp"
+        tools:layout_editor_absoluteY="412dp" />
+
+    <Button
+        android:id="@+id/button2"
+        android:layout_marginTop="16dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:layout_constraintTop_toBottomOf="@+id/tview"
+        app:layout_constraintStart_toEndOf="@+id/button"
+        app:layout_constraintEnd_toEndOf="parent"
+        android:text="@string/stop"
+        tools:layout_editor_absoluteX="169dp"
+        tools:layout_editor_absoluteY="509dp" />
+
+    <Button
+        android:id="@+id/button_rec"
+        android:layout_marginTop="16dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:backgroundTint="#a00000"
+        app:layout_constraintTop_toBottomOf="@+id/button"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/button2"
+        android:text="@string/start_recording"
+        tools:layout_editor_absoluteX="203dp"
+        tools:layout_editor_absoluteY="412dp" />
+
+    <Button
+        android:id="@+id/button_rec_stop"
+        android:layout_marginTop="16dp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        app:backgroundTint="#a00000"
+        app:layout_constraintTop_toBottomOf="@+id/button"
+        app:layout_constraintStart_toEndOf="@+id/button"
+        app:layout_constraintEnd_toEndOf="parent"
+        android:text="@string/stop_recording"
+        tools:layout_editor_absoluteX="169dp"
+        tools:layout_editor_absoluteY="509dp" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/values/strings.xml

@@ -1,3 +1,8 @@
 <resources>
     <string name="app_name">ExoRecord</string>
+    <string name="exorecord_nothing">ExoRecord --- --- --- NOTHING!</string>
+    <string name="start">Start</string>
+    <string name="stop">Stop</string>
+    <string name="start_recording">Start Recording</string>
+    <string name="stop_recording">Stop Recording</string>
 </resources>

exorecord/build.gradle

@@ -36,6 +36,10 @@ dependencies {
 
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
     implementation 'com.google.android.exoplayer:exoplayer:2.13.3'
+    implementation 'androidx.core:core-ktx:1.3.2'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.8'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.8'
+
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'

exorecord/src/androidTest/java/dev/brookmg/exoplayer/ExampleInstrumentedTest.kt → exorecord/src/androidTest/java/dev/brookmg/exorecord/lib/ExampleInstrumentedTest.kt

@@ -1,4 +1,4 @@
-package dev.brookmg.exoplayer
+package dev.brookmg.exorecord.lib
 
 import androidx.test.platform.app.InstrumentationRegistry
 import androidx.test.ext.junit.runners.AndroidJUnit4
@@ -19,6 +19,6 @@ class ExampleInstrumentedTest {
     fun useAppContext() {
         // Context of the app under test.
         val appContext = InstrumentationRegistry.getInstrumentation().targetContext
-        assertEquals("dev.brookmg.exoplayer.test", appContext.packageName)
+        assertEquals("dev.brookmg.exorecord.lib.test", appContext.packageName)
     }
 }

exorecord/src/main/AndroidManifest.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="dev.brookmg.exoplayer">
+    package="dev.brookmg.exorecord.lib">
 
 </manifest>

exorecord/src/main/java/dev/brookmg/exorecord/lib/ExoRecord.kt

@@ -0,0 +1,16 @@
+package dev.brookmg.exorecord.lib
+
+import android.app.Application
+
+/**
+ * It's wise to pass the application context here
+ */
+class ExoRecord(private val application: Application) : IExoRecord{
+
+    val exoRecordProcessor: ExoRecordProcessor by lazy { ExoRecordProcessor(applicationContext = application) }
+
+    override suspend fun startRecording() = exoRecordProcessor.startRecording()
+
+    override suspend fun stopRecording(saveAsAAC: Boolean): IExoRecord.Record = exoRecordProcessor.stopRecording(saveAsAAC)
+
+}