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Update MediaPlayer sample for Avalonia DRM Framebuffer platform support. #8

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Update MediaPlayer sample for Avalonia DRM Framebuffer platform support. #8

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72cc0f7
Update MediaPlayer sample for Avalonia DRM Framebuffer platform support.
jmacato Jul 22, 2025
1fed6aa
remove comment
jmacato Jul 22, 2025
56c6687
remove manifest
jmacato Jul 22, 2025
14c2f02
Update MainView.axaml.cs
jmacato Jul 25, 2025
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7 changes: 7 additions & 0 deletions Avalonia.Accelerate.Samples.sln
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Original file line number Diff line number Diff line change
Expand Up @@ -40,6 +40,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WebAuthenticationBrokerSamp
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WebAuthenticationBrokerSample", "WebAuthenticationBrokerSample\WebAuthenticationBrokerSample\WebAuthenticationBrokerSample.csproj", "{7CFB22DE-B8D6-799B-743C-8AF89E97E88F}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Avalonia.Media.Demo.LinuxFB", "MediaPlayerSample\Avalonia.Media.Demo.LinuxFB\Avalonia.Media.Demo.LinuxFB.csproj", "{649359EA-BB57-4FE2-968D-EE8EDDAF7350}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Expand Down Expand Up @@ -90,6 +92,10 @@ Global
{7CFB22DE-B8D6-799B-743C-8AF89E97E88F}.Debug|Any CPU.Build.0 = Debug|Any CPU
{7CFB22DE-B8D6-799B-743C-8AF89E97E88F}.Release|Any CPU.ActiveCfg = Release|Any CPU
{7CFB22DE-B8D6-799B-743C-8AF89E97E88F}.Release|Any CPU.Build.0 = Release|Any CPU
{649359EA-BB57-4FE2-968D-EE8EDDAF7350}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{649359EA-BB57-4FE2-968D-EE8EDDAF7350}.Debug|Any CPU.Build.0 = Debug|Any CPU
{649359EA-BB57-4FE2-968D-EE8EDDAF7350}.Release|Any CPU.ActiveCfg = Release|Any CPU
{649359EA-BB57-4FE2-968D-EE8EDDAF7350}.Release|Any CPU.Build.0 = Release|Any CPU
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
Expand All @@ -106,5 +112,6 @@ Global
{A34DCED3-E26F-9DF0-163C-720E3F795031} = {F1654980-CA9F-ACCF-E2A2-9AEE1C29565B}
{C4E89863-6CA3-D3A6-C504-58989B5E7526} = {F1654980-CA9F-ACCF-E2A2-9AEE1C29565B}
{7CFB22DE-B8D6-799B-743C-8AF89E97E88F} = {F1654980-CA9F-ACCF-E2A2-9AEE1C29565B}
{649359EA-BB57-4FE2-968D-EE8EDDAF7350} = {D42C37AA-53F4-D48D-0B84-299B5E68CB34}
EndGlobalSection
EndGlobal
25 changes: 25 additions & 0 deletions MediaPlayerSample/Avalonia.Media.Demo.LinuxFB/Avalonia.Media.Demo.LinuxFB.csproj
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Original file line number Diff line number Diff line change
@@ -0,0 +1,25 @@
<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>

<TargetFramework>net8.0</TargetFramework>
<RuntimeIdentifier>linux-arm64</RuntimeIdentifier>

<Nullable>enable</Nullable>
<BuiltInComInteropSupport>true</BuiltInComInteropSupport>
<RootNamespace>Avalonia.Media.Demo.LinuxFB</RootNamespace>

<!-- This is to enable the linux fb only behavior on the ViewModels -->
<DefineConstants>$(DefineConstants);DEMO_FB</DefineConstants>
</PropertyGroup>

<ItemGroup>
<PackageReference Include="Avalonia.Desktop" Version="$(AvaloniaVersion)" />
<PackageReference Include="Avalonia.LinuxFramebuffer" Version="$(AvaloniaVersion)" />
</ItemGroup>

<ItemGroup>
<ProjectReference Include="..\Avalonia.Media.Demo\Avalonia.Media.Demo.csproj" />
</ItemGroup>

</Project>
23 changes: 23 additions & 0 deletions MediaPlayerSample/Avalonia.Media.Demo.LinuxFB/Program.cs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,23 @@
using System;
using Avalonia;
using Avalonia.LinuxFramebuffer;

namespace Avalonia.Media.Demo.LinuxFB;

sealed class Program
{
// Initialization code. Don't use any Avalonia, third-party APIs or any
// SynchronizationContext-reliant code before AppMain is called: things aren't initialized
// yet and stuff might break.
[STAThread]
public static void Main(string[] args) => BuildAvaloniaApp()
// DRI paths can change. Try all the devices under /dev/dri/* if the default doesn't work.
.StartLinuxDrm(args: args, card: "/dev/dri/card1", scaling: 1.0);

// Avalonia configuration, don't remove; also used by visual designer.
public static AppBuilder BuildAvaloniaApp()
=> AppBuilder.Configure<App>()
.UsePlatformDetect()
.WithInterFont()
.LogToTrace();
}
11 changes: 8 additions & 3 deletions MediaPlayerSample/Avalonia.Media.Demo/Views/MainView.axaml.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,12 @@ protected override void OnAttachedToVisualTree(VisualTreeAttachmentEventArgs e)

MainVm.DropCommand = new RelayCommand<DragEventArgs>(HandleDrop);

#if DEMO_FB
// TODO: For testing purposes only, since Avalonia DRM backend doesn't support direct keyboard input just yet.
// So we "manually" set the media source for immediate playback.
Dispatcher.UIThread.InvokeAsync(() => { MainVm.SetSource(new UriSource("/home/user/video.mp4")); }, DispatcherPriority.Idle);
#endif
Comment on lines +34 to +38
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DEMO_FB is not defined on a shared project, or is it?

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It can be a runtime field otherwise

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Hmmm i added the constant to the LinuxDRM project instead

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Yeah, but it doesn't affect shared project


base.OnAttachedToVisualTree(e);
}

Expand All @@ -41,7 +47,6 @@ private void HandleDrop(DragEventArgs? e)
if (files is null || MainVm is null) return;

MainVm.SetSource(new UriSource(files.Path));

}

private async void Load_Click(object? _, RoutedEventArgs __)
Expand Down Expand Up @@ -84,7 +89,7 @@ private async void Load_Uri_Click(object? sender, Avalonia.Interactivity.RoutedE

var result = await dialog.ShowAsync();

if(result == ContentDialogResult.Primary)
if (result == ContentDialogResult.Primary)
{
if (string.IsNullOrWhiteSpace(input.Text) || MainVm == null) return;

Expand Down Expand Up @@ -113,4 +118,4 @@ private async void MediaPlayerControl_OnErrorOccurred(object? sender, MediaPlaye
e.Handled = true;
await dialog.ShowAsync();
}
}
}