Create a new media3-common-ktx module

It will be used for Kotlin-specific functionality like extension functions on the classes from the `media3-common` module. To import it, add the following to your build.gradle file:

`implementation("androidx.media3:media3-common-ktx:1.X.Y")`

PiperOrigin-RevId: 658492256

core_settings.gradle

@@ -24,6 +24,9 @@ if (gradle.ext.has('androidxMediaModulePrefix')) {
 include modulePrefix + 'lib-common'
 project(modulePrefix + 'lib-common').projectDir = new File(rootDir, 'libraries/common')
 
+include modulePrefix + 'lib-common-ktx'
+project(modulePrefix + 'lib-common-ktx').projectDir = new File(rootDir, 'libraries/common_ktx')
+
 include modulePrefix + 'lib-container'
 project(modulePrefix + 'lib-container').projectDir = new File(rootDir, 'libraries/container')
 

libraries/common_ktx/README.md

@@ -0,0 +1,11 @@
+# Common Kotlin Extensions module
+
+Provides Kotlin-specific common code and utilities. Examples include extension
+functions and properties, named parameters and coroutines. They help provide
+idiomatic Kotlin APIs to be used by Media3 consumers.
+
+## Links
+
+*   [Javadoc][]
+
+[Javadoc]: https://developer.android.com/reference/androidx/media3/common/package-summary

libraries/common_ktx/build.gradle

@@ -0,0 +1,37 @@
+// Copyright (C) 2024 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+apply from: "$gradle.ext.androidxMediaSettingsDir/common_library_config.gradle"
+
+
+android {
+    namespace 'androidx.media3.common.ktx'
+
+    buildTypes {
+        debug {
+            testCoverageEnabled = true
+        }
+    }
+    publishing {
+        singleVariant('release') {
+            withSourcesJar()
+        }
+    }
+}
+
+ext {
+    releaseArtifactId = 'media3-common-ktx'
+    releaseName = 'Media3 common KTX module'
+}
+apply from: '../../publish.gradle'

libraries/common_ktx/src/main/AndroidManifest.xml

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2024 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          https://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<manifest package="androidx.media3.common.ktx">
+  <uses-sdk />
+</manifest>

libraries/common_ktx/src/test/AndroidManifest.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2024 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          https://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<manifest package="androidx.media3.common.ktx.test">
+  <uses-sdk/>
+</manifest>