public virtual void Initialize(DeviceManager deviceManager)
{
lock (lockObject)
{
// Startup MediaManager
MediaManager.Startup();
// Setup multithread on the Direct3D11 device
var multithread = deviceManager.DeviceDirect3D.QueryInterface <SharpDX.Direct3D.DeviceMultithread>();
multithread.SetMultithreadProtected(true);
// Create a DXGI Device Manager
dxgiDeviceManager = new DXGIDeviceManager();
dxgiDeviceManager.ResetDevice(deviceManager.DeviceDirect3D);
// Setup Media Engine attributes
var attributes = new MediaEngineAttributes
{
DxgiManager = dxgiDeviceManager,
VideoOutputFormat = (int)SharpDX.DXGI.Format.B8G8R8A8_UNorm
};
using (var factory = new MediaEngineClassFactory())
mediaEngine = new MediaEngine(factory, attributes, MediaEngineCreateFlags.WaitForStableState, OnMediaEngineEvent);
mediaEngineEx = mediaEngine.QueryInterface <MediaEngineEx>();
}
}
static void Main(string[] args)
{
// Select a File to play
var openFileDialog = new OpenFileDialog {
Title = "Select a music file", Filter = "Music Files(*.WMA;*.MP3;*.WAV)|*.WMA;*.MP3;*.WAV"
};
var result = openFileDialog.ShowDialog();
if (result == DialogResult.Cancel)
{
return;
}
// Initialize MediaFoundation
MediaManager.Startup();
// Creates the MediaEngineClassFactory
var mediaEngineFactory = new MediaEngineClassFactory();
// Creates MediaEngine for AudioOnly
var mediaEngine = new MediaEngine(mediaEngineFactory, null, MediaEngineCreateFlags.AudioOnly);
// Register our PlayBackEvent
mediaEngine.PlaybackEvent += OnPlaybackCallback;
// Query for MediaEngineEx interface
mediaEngineEx = mediaEngine.QueryInterface <MediaEngineEx>();
// Opens the file
var fileStream = openFileDialog.OpenFile();
// Create a ByteStream object from it
var stream = new ByteStream(fileStream);
// Creates an URL to the file
var url = new Uri(openFileDialog.FileName, UriKind.RelativeOrAbsolute);
// Set the source stream
mediaEngineEx.SetSourceFromByteStream(stream, url.AbsoluteUri);
// Wait for MediaEngine to be ready
if (!eventReadyToPlay.WaitOne(1000))
{
Console.WriteLine("Unexpected error: Unable to play this file");
}
// Play the music
mediaEngineEx.Play();
// Wait until music is stopped.
while (!isMusicStopped)
{
Thread.Sleep(10);
}
}
public StreamPlayer(Device device, int fps)
{
Device = device.QueryInterface <SharpDX.Direct3D11.Device>();
using (var manager = new DXGIDeviceManager())
using (var factory = new MediaEngineClassFactory())
using (var attributes = new MediaEngineAttributes(2))
{
manager.ResetDevice(device);
attributes.DxgiManager = manager;
attributes.VideoOutputFormat = (int)Format.B8G8R8A8_UNorm;
var baseEngine = new MediaEngine(factory, attributes, playbackCallback: OnEngineEvent);
engine = baseEngine.QueryInterface <MediaEngineEx>();
}
frameTime = TimeSpan.FromSeconds(1.0 / fps);
SetCurrentState(StreamPlayerState.NoSource);
}
private void PlatformSpecificInit()
{
// Setup Media Engine attributes
using (var attributes = new MediaEngineAttributes {
AudioEndpointRole = AudioEndpointRole.Console,
AudioCategory = AudioStreamCategory.GameEffects
})
{
var creationFlags = MediaEngineCreateFlags.None;
#if !SILICONSTUDIO_PLATFORM_WINDOWS_PHONE
// MSDN: On the phone, the Media Engine only supports frame-server mode. Attempting to initialize the interface in either rendering mode or audio mode will fail.
creationFlags |= MediaEngineCreateFlags.AudioOnly;
#endif
using (var factory = new MediaEngineClassFactory())
mediaEngine = new MediaEngine(factory, attributes, creationFlags, OnMediaEngineEvent);
mediaEngineEx = mediaEngine.QueryInterface <MediaEngineEx>();
}
}
public void Initialize(SharpDXContext context)
{
lock (this.lockObject)
{
this.sharpDxContext = context;
MediaManager.Startup(false);
this.multithread = this.sharpDxContext.D3DContext.QueryInterface <DeviceMultithread>();
this.multithread.SetMultithreadProtected((Bool)true);
this.dxgiDeviceManager = new DXGIDeviceManager();
this.dxgiDeviceManager.ResetDevice((ComObject)this.sharpDxContext.D3DDevice);
this.attributes = new MediaEngineAttributes(0)
{
DxgiManager = this.dxgiDeviceManager,
VideoOutputFormat = 87
};
using (MediaEngineClassFactory resource_0 = new MediaEngineClassFactory())
this.mediaEngine = new MediaEngine(resource_0, this.attributes, MediaEngineCreateFlags.None, new MediaEngineNotifyDelegate(this.OnMediaEngineEvent));
this.mediaEngineEx = this.mediaEngine.QueryInterface <MediaEngineEx>();
this.mediaEngine.Loop = (Bool)true;
this.mediaEngine.AutoPlay = (Bool)true;
}
}
/// <summary>
/// Defines the entry point of the application.
/// </summary>
/// <param name="args">The args.</param>
public static void Run()
{
// Select a File to play
var openFileDialog = new OpenFileDialog {
Title = "Select a file",
};
var result = openFileDialog.ShowDialog();
if (result == DialogResult.Cancel)
{
return;
}
// Initialize MediaFoundation
MediaManager.Startup();
var renderForm = new SharpDX.Windows.RenderForm();
device = CreateDeviceForVideo(out dxgiManager);
// Creates the MediaEngineClassFactory
var mediaEngineFactory = new MediaEngineClassFactory();
//Assign our dxgi manager, and set format to bgra
MediaEngineAttributes attr = new MediaEngineAttributes();
attr.VideoOutputFormat = (int)SharpDX.DXGI.Format.B8G8R8A8_UNorm;
attr.DxgiManager = dxgiManager;
// Creates MediaEngine for AudioOnly
var mediaEngine = new MediaEngine(mediaEngineFactory, attr, MediaEngineCreateFlags.None);
// Register our PlayBackEvent
mediaEngine.PlaybackEvent += OnPlaybackCallback;
// Query for MediaEngineEx interface
mediaEngineEx = mediaEngine.QueryInterface <MediaEngineEx>();
// Opens the file
var fileStream = openFileDialog.OpenFile();
// Create a ByteStream object from it
var stream = new ByteStream(fileStream);
// Creates an URL to the file
var url = new Uri(openFileDialog.FileName, UriKind.RelativeOrAbsolute);
// Set the source stream
mediaEngineEx.SetSourceFromByteStream(stream, url.AbsoluteUri);
// Wait for MediaEngine to be ready
if (!eventReadyToPlay.WaitOne(1000))
{
Console.WriteLine("Unexpected error: Unable to play this file");
}
//Create our swapchain
swapChain = CreateSwapChain(device, renderForm.Handle);
//Get DXGI surface to be used by our media engine
var texture = Texture2D.FromSwapChain <Texture2D>(swapChain, 0);
var surface = texture.QueryInterface <SharpDX.DXGI.Surface>();
//Get our video size
int w, h;
mediaEngine.GetNativeVideoSize(out w, out h);
// Play the music
mediaEngineEx.Play();
long ts;
RenderLoop.Run(renderForm, () =>
{
//Transfer frame if a new one is available
if (mediaEngine.OnVideoStreamTick(out ts))
{
mediaEngine.TransferVideoFrame(surface, null, new SharpDX.Rectangle(0, 0, w, h), null);
}
swapChain.Present(1, SharpDX.DXGI.PresentFlags.None);
});
mediaEngine.Shutdown();
swapChain.Dispose();
device.Dispose();
}
