feat(android): allow building exoplayer from source (#3932)

* feat(android): allow to build from source code

* fix(android): allow to build plugin from source

examples/basic/android/app/build.gradle

@@ -81,12 +81,20 @@ android {
     compileSdkVersion rootProject.ext.compileSdkVersion
 
     namespace "com.videoplayer"
+
+    compileOptions {
+        // These options are necessary to be able to build fro source
+        coreLibraryDesugaringEnabled true
+        sourceCompatibility JavaVersion.VERSION_11
+        targetCompatibility JavaVersion.VERSION_11
+    }
     defaultConfig {
         applicationId "com.videoplayer"
         minSdkVersion rootProject.ext.minSdkVersion
         targetSdkVersion rootProject.ext.targetSdkVersion
         versionCode 1
         versionName "1.0"
+        multiDexEnabled true
     }
     signingConfigs {
         debug {
@@ -147,6 +155,8 @@ dependencies {
             because("kotlin-stdlib-jdk8 is now a part of kotlin-stdlib")
         }
     }
+    // coreLibraryDesugaring is mandatory to be able to build exoplayer from source
+    coreLibraryDesugaring 'com.android.tools:desugar_jdk_libs:2.0.4'
 }
 
 apply from: file("../../node_modules/@react-native-community/cli-platform-android/native_modules.gradle"); applyNativeModulesAppBuildGradle(project)

examples/basic/android/build.gradle

@@ -16,6 +16,9 @@ buildscript {
         // useExoplayerSmoothStreaming = false
         // useExoplayerDash = false
         // useExoplayerHls = false
+
+        // uncomment this line to be able to build from media3 source code
+        // buildFromMedia3Source = true
     }
     repositories {
         google()

examples/basic/android/settings.gradle

@@ -8,6 +8,10 @@ project (':react-native-video-plugin-sample').projectDir = new File(rootProject.
 include ':react-native-video'
 project (':react-native-video').projectDir = new File(rootProject.projectDir, '../../../android')
 
+// uncomment these lines to be able to build from media3 source code
+// gradle.ext.androidxMediaModulePrefix = 'media-'
+// apply from: file("../../../../media3/core_settings.gradle")
+
 includeBuild('../node_modules/@react-native/gradle-plugin')
 
 apply from: new File(["node", "--print", "require.resolve('expo/package.json')"].execute(null, rootDir).text.trim(), "../scripts/autolinking.gradle")