public async Task ReadSimple_WmvVideo_Seek()
{
await UnitTestHelper.InitializeWithGrahicsAsync();
ResourceLink videoLink = new AssemblyResourceLink(
this.GetType().Assembly,
"SeeingSharp.Tests.Rendering.Ressources.Videos",
"DummyVideo.wmv");
GDI.Bitmap bitmapFrame = null;
using (FrameByFrameVideoReader videoReader = new FrameByFrameVideoReader(videoLink))
using (MemoryMappedTexture32bpp actFrameBuffer = new MemoryMappedTexture32bpp(videoReader.FrameSize))
{
videoReader.SetCurrentPosition(TimeSpan.FromSeconds(2.0));
videoReader.ReadFrame(actFrameBuffer);
actFrameBuffer.SetAllAlphaValuesToOne_ARGB();
using (bitmapFrame = GraphicsHelper.LoadBitmapFromMappedTexture(actFrameBuffer))
{
Assert.NotNull(bitmapFrame);
Assert.True(videoReader.CurrentPosition > TimeSpan.FromSeconds(1.9));
Assert.True(videoReader.CurrentPosition < TimeSpan.FromSeconds(2.1));
Assert.True(videoReader.Duration > TimeSpan.FromSeconds(3.9));
Assert.True(videoReader.Duration < TimeSpan.FromSeconds(4.1));
Assert.True(videoReader.IsSeekable);
Assert.True(
BitmapComparison.IsNearEqual(bitmapFrame, Properties.Resources.ReferenceImage_VideoFrameWmv_Seek));
}
}
}
/// <summary>
/// Loads all resources.
/// </summary>
/// <param name="device">The device on which to load all resources.</param>
/// <param name="resources">The current ResourceDictionary.</param>
protected override void LoadResourceInternal(EngineDevice device, ResourceDictionary resources)
{
// Prepare texture
m_texture = GraphicsHelper.CreateCpuWritableTexture(
device, m_videoWidth, m_videoHeight);
m_textureView = new D3D11.ShaderResourceView(device.DeviceD3D11_1, m_texture);
// Read the thumbnail
m_videoReader.SetCurrentPosition(m_thumbnailTimestamp);
m_thumbnailFrame = m_videoReader.ReadFrame();
m_thumbnailFrame.SetAllAlphaValuesToOne_ARGB();
}
public async Task ReadSimple_WmvVideo()
{
await UnitTestHelper.InitializeWithGrahicsAsync();
ResourceLink videoLink = new AssemblyResourceLink(
this.GetType().Assembly,
"SeeingSharp.Tests.Rendering.Ressources.Videos",
"DummyVideo.wmv");
GDI.Bitmap bitmapFrame10 = null;
using (FrameByFrameVideoReader videoReader = new FrameByFrameVideoReader(videoLink))
using (MemoryMappedTexture32bpp actFrameBuffer = new MemoryMappedTexture32bpp(videoReader.FrameSize))
{
int frameIndex = 0;
while (!videoReader.EndReached)
{
if (videoReader.ReadFrame(actFrameBuffer))
{
actFrameBuffer.SetAllAlphaValuesToOne_ARGB();
frameIndex++;
if (frameIndex != 10)
{
continue;
}
bitmapFrame10 = GraphicsHelper.LoadBitmapFromMappedTexture(actFrameBuffer);
break;
}
}
Assert.NotNull(bitmapFrame10);
Assert.True(videoReader.Duration > TimeSpan.FromSeconds(3.9));
Assert.True(videoReader.Duration < TimeSpan.FromSeconds(4.1));
Assert.True(videoReader.IsSeekable);
Assert.True(
BitmapComparison.IsNearEqual(bitmapFrame10, Properties.Resources.ReferenceImage_VideoFrameWmv));
}
}
