Dependency service to stream in iOS and Android

- Add IStreaming interface
- Implement DependencyInjection in iOS
- Implement DependencyInjection in Android

Droid/Properties/AndroidManifest.xml

@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android" android:versionCode="1" android:versionName="1.0" package="com.ilanolkies.StreamingExample">
-    <uses-sdk android:minSdkVersion="15" />
-    <application android:label="StreamingExample">
-    </application>
-</manifest>
+	<uses-sdk android:minSdkVersion="15" />
+	<uses-permission android:name="android.permission.INTERNET" />
+	<uses-permission android:name="android.permission.WAKE_LOCK" />
+	<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+	<application android:label="StreamingExample"></application>
+</manifest>

Droid/StreamingExample.Droid.csproj

@@ -117,6 +117,7 @@
     <Compile Include="MainActivity.cs" />
     <Compile Include="Resources\Resource.designer.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="StreamingService.cs" />
   </ItemGroup>
   <ItemGroup>
     <None Include="Properties\AndroidManifest.xml" />

Droid/StreamingService.cs

@@ -0,0 +1,46 @@
+using StreamingExample.Droid;
+using Xamarin.Forms;
+using Android.Media;
+
+[assembly: Dependency(typeof(StreamingService))]
+namespace StreamingExample.Droid
+{
+	public class StreamingService : IStreaming
+	{
+		MediaPlayer player;
+        string dataSource = "rtsp://your.domain.com/stream.stream";
+
+        bool isPrepared;
+
+        public void Play()
+        {
+			if (!isPrepared)
+            {
+                if (player == null)
+                    player = new MediaPlayer();
+                else
+                    player.Reset();
+
+                player.SetDataSource(dataSource);
+                player.PrepareAsync();
+            }
+
+            player.Prepared += (sender, args) =>
+            {
+                player.Start();
+                isPrepared = true;
+            };
+        }
+
+		public void Pause()
+		{
+            player.Pause();
+		}
+
+		public void Stop()
+		{
+            player.Stop();
+            isPrepared = false;
+		}
+	}
+}

README.md

@@ -1,6 +1,11 @@
 # XamarinRadioStreamingExample
+## Setup
+On _/iOS_
+Set your streaming domain in _StreamingService.cs_. Change `dataSource`.
+Allow transport in _Info.plist_ secure domains (change your.domain.com).
 
+On Android
+Set your streaming domain in _StreamingService.cs_. Change `dataSource`.
 
 ## Resources
 - Icons: [FlatIcon](https://www.flaticon.com/packs/music)
-- Streaming: [Radio Zonica](http://radiozonica.com.ar)

StreamingExample/IStreaming.cs

@@ -0,0 +1,11 @@
+using System.Threading.Tasks;
+
+namespace StreamingExample
+{
+    public interface IStreaming
+    {
+		void Play();
+		void Pause();
+		void Stop();
+    }
+}

StreamingExample/StreamingExample.csproj

@@ -40,6 +40,7 @@
     </Compile>
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="StreamingViewModel.cs" />
+    <Compile Include="IStreaming.cs" />
   </ItemGroup>
   <ItemGroup>
     <Reference Include="Xamarin.Forms.Core">

StreamingExample/StreamingViewModel.cs

@@ -1,5 +1,6 @@
 using System.ComponentModel;
 using System.Runtime.CompilerServices;
+using Xamarin.Forms;
 
 namespace StreamingExample
 {
@@ -30,16 +31,19 @@ bool IsPlaying
 
 		public void Play()
 		{
+            DependencyService.Get<IStreaming>().Play();
 			IsPlaying = true;
 		}   
 
 		public void Pause()
 		{
+			DependencyService.Get<IStreaming>().Pause();
 			IsPlaying = false;
 		}
-
+        
         public void Stop()
 		{
+			DependencyService.Get<IStreaming>().Stop();
 			IsPlaying = false;
 		}
     }

iOS/Info.plist

@@ -42,5 +42,24 @@
 	</array>
 	<key>XSAppIconAssets</key>
 	<string>Assets.xcassets/AppIcon.appiconset</string>
+	<key>NSAppTransportSecurity</key>
+	<dict>
+		<key>NSExceptionDomains</key>
+		<dict>
+			<key>your.domain.com</key>
+			<dict>
+				<key>NSIncludesSubdomains</key>
+				<true/>
+				<key>NSTemporaryExceptionAllowsInsecureHTTPLoads</key>
+				<true/>
+				<key>NSTemporaryExceptionMinimumTLSVersion</key>
+				<string>TLSv1.1</string>
+			</dict>
+		</dict>
+	</dict>
+	<key>UIBackgroundModes</key>
+	<array>
+		<string>audio</string>
+	</array>
 </dict>
 </plist>

iOS/StreamingExample.iOS.csproj

@@ -119,6 +119,7 @@
   <ItemGroup>
     <Compile Include="Main.cs" />
     <Compile Include="AppDelegate.cs" />
+    <Compile Include="StreamingService.cs" />
   </ItemGroup>
   <ItemGroup>
     <BundleResource Include="Resources\stop.png" />

iOS/StreamingService.cs

@@ -0,0 +1,36 @@
+using StreamingExample.iOS;
+using Xamarin.Forms;
+using AVFoundation;
+using Foundation;
+
+[assembly: Dependency(typeof(StreamingService))]
+namespace StreamingExample.iOS
+{
+	public class StreamingService : IStreaming
+	{
+		AVPlayer player;
+		bool isPrepared;
+		string dataSource = "http://your.domain.com/stream";
+
+        public void Play()
+        {
+			AVAudioSession.SharedInstance().SetCategory(AVAudioSessionCategory.Playback);
+			if (!isPrepared || player == null)
+                player = AVPlayer.FromUrl(NSUrl.FromString(dataSource));
+
+			isPrepared = true;
+            player.Play();
+        }
+
+		public void Pause()
+		{
+            player.Pause();
+		}
+
+		public void Stop()
+		{
+            player.Dispose();
+            isPrepared = false;
+		}
+	}
+}