Add netstandard setup

MediaManager.Forms/Class1.cs

@@ -0,0 +1,8 @@
+using System;
+
+namespace MediaManager.Forms
+{
+    public class Class1
+    {
+    }
+}

MediaManager.Forms/MediaManager.Forms.csproj

@@ -0,0 +1,86 @@
+<Project Sdk="MSBuild.Sdk.Extras">
+  <PropertyGroup>
+    <TargetFrameworks Condition=" '$(OS)' == 'Windows_NT' ">netstandard2.0;net461;Xamarin.iOS10;Xamarin.Mac20;Xamarin.TVOS10;MonoAndroid81;tizen40;uap10.0.16299</TargetFrameworks>
+    <TargetFrameworks Condition=" '$(OS)' != 'Windows_NT' ">netstandard2.0;net461;Xamarin.iOS10;Xamarin.Mac20;Xamarin.TVOS10;MonoAndroid81;tizen40</TargetFrameworks>
+    <AssemblyName>MediaManager.Forms</AssemblyName>
+    <RootNamespace>MediaManager.Forms</RootNamespace>
+    <PackageId>MediaManager.Forms</PackageId>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Remove="Platforms\**\*.cs" />
+    <None Include="Platforms\**\*.cs" />
+    <None Include="Resources\*.cs" />
+    <Compile Remove="Resources\*.cs" />
+    <None Include="readme.txt" pack="true" PackagePath="." />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('netstandard')) ">
+    <Compile Include="Platforms\Netstandard\**\*.cs" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('net4')) ">
+    <Compile Include="Platforms\Net\**\*.cs" />
+    <Compile Include="Platforms\Wpf\**\*.cs" />
+  </ItemGroup>
+
+  <ItemGroup Condition="'$(TargetFramework)'!='netstandard2.0'">
+    <Compile Include="Platforms\Shared\**\*.cs" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('uap')) ">
+    <Compile Include="Platforms\Windows-common\**\*.cs" />
+    <Compile Condition=" '$(OS)' == 'Windows_NT' " Include="Platforms\Uap\**\*.cs" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('Xamarin.iOS')) ">
+    <Compile Include="Platforms\Apple-common\**\*.cs" />
+    <Compile Include="Platforms\Ios\**\*.cs" />
+    <Compile Include="Platforms\Xamarin-common\**\*.cs" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('Xamarin.Mac')) ">
+    <Compile Include="Platforms\Apple-common\**\*.cs" />
+    <Compile Include="Platforms\Mac\**\*.cs" />
+    <Compile Include="Platforms\Xamarin-common\**\*.cs" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('Xamarin.TVOS')) ">
+    <Compile Include="Platforms\Apple-common\**\*.cs" />
+    <Compile Include="Platforms\Tvos\**\*.cs" />
+    <Compile Include="Platforms\Xamarin-common\**\*.cs" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('Xamarin.WatchOS')) ">
+    <Compile Include="Platforms\Apple-common\**\*.cs" />
+    <Compile Include="Platforms\Watchos\**\*.cs" />
+    <Compile Include="Platforms\Xamarin-common\**\*.cs" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('MonoAndroid')) ">
+    <Compile Include="Platforms\Android\**\*.cs" />
+    <Compile Include="Platforms\Xamarin-common\**\*.cs" />
+    <AndroidResource Include="Resources\**\*.xml" SubType="Designer" Generator="MSBuild:UpdateAndroidResources" />
+    <PackageReference Include="Xam.Plugins.Android.ExoPlayer.Core" Version="2.8.3" />
+    <PackageReference Include="Xam.Plugins.Android.ExoPlayer.Dash" Version="2.8.3" />
+    <PackageReference Include="Xam.Plugins.Android.ExoPlayer.Hls" Version="2.8.3" />
+    <PackageReference Include="Xam.Plugins.Android.ExoPlayer.SmoothStreaming" Version="2.8.3" />
+    <PackageReference Include="Xam.Plugins.Android.ExoPlayer.UI" Version="2.8.3" />
+    <PackageReference Include="Xam.Plugins.Android.ExoPlayer.Cast" Version="2.8.3" />
+    <PackageReference Include="Xam.Plugins.Android.ExoPlayer.Leanback" Version="2.8.3" />
+    <PackageReference Include="Xam.Plugins.Android.ExoPlayer.MediaSession" Version="2.8.3" />
+    <PackageReference Include="Xamarin.Build.Download" Version="0.4.11" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" $(TargetFramework.StartsWith('tizen')) ">
+    <Compile Include="Platforms\Tizen\**\*.cs" />
+    <Compile Include="Platforms\Xamarin-common\**\*.cs" />
+    <PackageReference Include="Tizen.NET" Version="4.0.0">
+      <ExcludeAssets>Runtime</ExcludeAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\MediaManager\MediaManager.csproj" />
+  </ItemGroup>
+</Project>

MediaManager.Forms/readme.txt

@@ -0,0 +1,22 @@
+---------------------------------
+Lottie
+---------------------------------
+
+Lottie is a mobile library for Android and iOS that parses Adobe After Effects animations exported as json with Bodymovin and renders them natively on mobile!
+
+Using Lottie on Xamarin.Forms:
+
+<forms:AnimationView 
+	x:Name="animationView" 
+	Grid.Row="1"
+	Animation="LottieLogo1.json" 
+	Loop="false" 
+	AutoPlay="false"
+	OnFinish="Handle_OnFinish"
+	PlaybackStartedCommand="{Binding PlayingCommand}"
+	PlaybackFinishedCommand="{Binding FinishedCommand}" 
+	ClickedCommand="{Binding ClickedCommand}"
+	VerticalOptions="FillAndExpand" 
+	HorizontalOptions="FillAndExpand" />
+
+Star on Github if this project helps you: https://github.com/martijn00/LottieXamarin

MediaManager.sln

@@ -0,0 +1,64 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.27703.2018
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MediaManager", "MediaManager\MediaManager.csproj", "{ABA3225C-7219-4472-BA3E-CFC3D9C06675}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "SolutionItems", "SolutionItems", "{3B5D9760-7F39-40DF-A213-ED0410A989BE}"
+	ProjectSection(SolutionItems) = preProject
+		appveyor.yml = appveyor.yml
+		build.cake = build.cake
+		Directory.build.props = Directory.build.props
+		Directory.build.targets = Directory.build.targets
+		global.json = global.json
+	EndProjectSection
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Samples", "Samples", "{6F888D07-C7FE-4257-9F3C-61EC1C1C39FA}"
+	ProjectSection(SolutionItems) = preProject
+		Samples\Directory.build.props = Samples\Directory.build.props
+		Samples\Directory.build.targets = Samples\Directory.build.targets
+	EndProjectSection
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ElementPlayer.Android", "Samples\ElementPlayer.Android\ElementPlayer.Android.csproj", "{52381C0D-EAAA-42D6-BAE9-66657B9E0A21}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ElementPlayer.Core", "Samples\ElementPlayer.Core\ElementPlayer.Core.csproj", "{D4FBA2B6-2057-412D-A391-0D1BF0E04E12}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "MediaManager.Forms", "MediaManager.Forms\MediaManager.Forms.csproj", "{A1F6D7D2-D6D3-4FF2-87E7-D0CEF41D0653}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{ABA3225C-7219-4472-BA3E-CFC3D9C06675}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{ABA3225C-7219-4472-BA3E-CFC3D9C06675}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{ABA3225C-7219-4472-BA3E-CFC3D9C06675}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{ABA3225C-7219-4472-BA3E-CFC3D9C06675}.Release|Any CPU.Build.0 = Release|Any CPU
+		{52381C0D-EAAA-42D6-BAE9-66657B9E0A21}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{52381C0D-EAAA-42D6-BAE9-66657B9E0A21}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{52381C0D-EAAA-42D6-BAE9-66657B9E0A21}.Debug|Any CPU.Deploy.0 = Debug|Any CPU
+		{52381C0D-EAAA-42D6-BAE9-66657B9E0A21}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{52381C0D-EAAA-42D6-BAE9-66657B9E0A21}.Release|Any CPU.Build.0 = Release|Any CPU
+		{52381C0D-EAAA-42D6-BAE9-66657B9E0A21}.Release|Any CPU.Deploy.0 = Release|Any CPU
+		{D4FBA2B6-2057-412D-A391-0D1BF0E04E12}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{D4FBA2B6-2057-412D-A391-0D1BF0E04E12}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{D4FBA2B6-2057-412D-A391-0D1BF0E04E12}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{D4FBA2B6-2057-412D-A391-0D1BF0E04E12}.Release|Any CPU.Build.0 = Release|Any CPU
+		{A1F6D7D2-D6D3-4FF2-87E7-D0CEF41D0653}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A1F6D7D2-D6D3-4FF2-87E7-D0CEF41D0653}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A1F6D7D2-D6D3-4FF2-87E7-D0CEF41D0653}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A1F6D7D2-D6D3-4FF2-87E7-D0CEF41D0653}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(NestedProjects) = preSolution
+		{52381C0D-EAAA-42D6-BAE9-66657B9E0A21} = {6F888D07-C7FE-4257-9F3C-61EC1C1C39FA}
+		{D4FBA2B6-2057-412D-A391-0D1BF0E04E12} = {6F888D07-C7FE-4257-9F3C-61EC1C1C39FA}
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {71F856D1-F12F-4E77-9ECB-5DCAC2CAC99F}
+	EndGlobalSection
+EndGlobal

MediaManager/Audio/IAudioPlayer.cs

@@ -0,0 +1,6 @@
+namespace MediaManager.Audio
+{
+    public interface IAudioPlayer : IMediaPlayer
+    {
+    }
+}

MediaManager/CrossMediaManager.cs

@@ -0,0 +1,47 @@
+using System;
+
+namespace MediaManager
+{
+    /// <summary>
+    /// Cross MediaManager
+    /// </summary>
+    public static class CrossMediaManager
+    {
+        static Lazy<IMediaManager> implementation = new Lazy<IMediaManager>(() => CreateMediaManager(), System.Threading.LazyThreadSafetyMode.PublicationOnly);
+
+        /// <summary>
+        /// Gets if the plugin is supported on the current platform.
+        /// </summary>
+        public static bool IsSupported => implementation.Value == null ? false : true;
+
+        /// <summary>
+        /// Current plugin implementation to use
+        /// </summary>
+        public static IMediaManager Current
+        {
+            get
+            {
+                IMediaManager ret = implementation.Value;
+                if (ret == null)
+                {
+                    throw NotImplementedInReferenceAssembly();
+                }
+                return ret;
+            }
+        }
+
+        static IMediaManager CreateMediaManager()
+        {
+#if NETSTANDARD
+            return null;
+#else
+#pragma warning disable IDE0022 // Use expression body for methods
+            return new MediaManagerImplementation();
+#pragma warning restore IDE0022 // Use expression body for methods
+#endif
+        }
+
+        internal static Exception NotImplementedInReferenceAssembly() =>
+            new NotImplementedException("This functionality is not implemented in the portable version of this assembly.  You should reference the NuGet package from your main application project in order to reference the platform-specific implementation.");
+    }
+}

MediaManager/IMediaManager.cs

@@ -0,0 +1,23 @@
+using MediaManager.Media;
+using MediaManager.Playback;
+using MediaManager.Volume;
+
+namespace MediaManager
+{
+    public interface IMediaManager
+    {
+        //IAudioPlayer AudioPlayer { get; set; }
+
+        //IVideoPlayer VideoPlayer { get; set; }
+
+        //INotificationManager NotificationManager { get; set; }
+
+        IMediaExtractor MediaExtractor { get; set; }
+
+        IVolumeManager VolumeManager { get; set; }
+
+        IMediaQueue MediaQueue { get; set; }
+
+        IPlaybackManager PlaybackManager { get; set; }
+    }
+}

MediaManager/IMediaPlayer.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Threading.Tasks;
+using MediaManager.Media;
+
+namespace MediaManager
+{
+    public interface IMediaPlayer
+    {
+        /// <summary>
+        /// Gets or sets the request headers.
+        /// </summary>
+        Dictionary<string, string> RequestHeaders { get; set; }
+
+        /// <summary>
+        /// Reading the current status of the player
+        /// </summary>
+        MediaPlayerStatus Status { get; }
+
+        /// <summary>
+        /// Gets the players position
+        /// </summary>
+        TimeSpan Position { get; }
+
+        /// <summary>
+        /// Gets the source duration
+        /// If the response is TimeSpan.Zero, the duration is unknown or the player is still buffering.
+        /// </summary>
+        TimeSpan Duration { get; }
+
+        /// <summary>
+        /// Gets the buffered time
+        /// </summary>
+        TimeSpan Buffered { get; }
+
+        // <summary>
+        /// Adds MediaFile to the Queue and starts playing
+        /// </summary>
+        Task Play(IMediaItem mediaItem);
+
+        // <summary>
+        /// Starts playing
+        /// </summary>
+        Task Play();
+
+        /// <summary>
+        /// Stops playing but retains position
+        /// </summary>
+        Task Pause();
+
+        /// <summary>
+        /// Stops playing
+        /// </summary>
+        Task Stop();
+
+        /// <summary>
+        /// Changes position to the specified number of milliseconds from zero
+        /// </summary>
+        Task Seek(TimeSpan position);
+    }
+}

MediaManager/INotificationManager.cs

@@ -0,0 +1,6 @@
+namespace MediaManager
+{
+    public interface INotificationManager
+    {
+    }
+}

MediaManager/Media/IMediaExtractor.cs

@@ -0,0 +1,12 @@
+using System.IO;
+using System.Threading.Tasks;
+
+namespace MediaManager.Media
+{
+    public interface IMediaExtractor
+    {
+        Task<IMediaItem> CreateMediaItem(string url);
+
+        Task<IMediaItem> CreateMediaItem(FileInfo file);
+    }
+}