private void buttonSetup_Click(object sender, EventArgs e)
{
logger.Debug("buttonSetup_Click(...)");
if (presentationClock != null)
{
presentationClock.Dispose();
presentationClock = null;
}
MediaFactory.CreatePresentationClock(out presentationClock);
PresentationTimeSource timeSource = null;
try
{
MediaFactory.CreateSystemTimeSource(out timeSource);
presentationClock.TimeSource = timeSource;
}
finally
{
timeSource?.Dispose();
}
videoForm = new VideoForm
{
BackColor = Color.Black,
//ClientSize = new Size(sampleArgs.Width, sampleArgs.Height),
StartPosition = FormStartPosition.CenterScreen,
};
videoRenderer = new MfVideoRenderer();
videoRenderer.RendererStarted += Renderer_RendererStarted;
videoRenderer.RendererStopped += Renderer_RendererStopped;
videoForm.Paint += (o, a) =>
{
videoRenderer.Repaint();
};
videoForm.SizeChanged += (o, a) =>
{
var rect = videoForm.ClientRectangle;
//Console.WriteLine(rect);
videoRenderer.Resize(rect);
};
videoForm.Visible = true;
videoRenderer.Setup(new VideoRendererArgs
{
hWnd = videoForm.Handle,
// FourCC = new FourCC("NV12"),
//FourCC = 0x59565955, //"UYVY",
FourCC = new FourCC((int)Format.A8R8G8B8),
Resolution = new Size(1920, 1080),
FrameRate = new Tuple <int, int>(30, 1),
});
videoRenderer.SetPresentationClock(presentationClock);
videoRenderer.RendererStopped += () =>
{
videoRenderer.Close();
GC.Collect();
};
videoRenderer.Resize(videoForm.ClientRectangle);
sampleSource = new SampleSource();
bool isFirstTimestamp = true;
long timeAdjust = 0;
sampleSource.SampleReady += (sample) =>
{
if (isFirstTimestamp)
{
var _sampleTime = sample.SampleTime;
var presetnationTime = presentationClock.Time;
var stopwatchTime = MfTool.SecToMfTicks(stopwatch.ElapsedMilliseconds / 1000.0);
timeAdjust = presetnationTime - _sampleTime; //stopwatchTime;
Console.WriteLine(presetnationTime + " - " + _sampleTime + " = " + timeAdjust);
isFirstTimestamp = false;
}
//var sampleTime = sample.SampleTime;
//var presetnationTime = presentationClock.Time;
//var diff = sampleTime - presetnationTime;
//Console.WriteLine(MfTool.MfTicksToSec(sampleTime) + " " + MfTool.MfTicksToSec(presetnationTime) + " " + MfTool.MfTicksToSec(diff));
//var stopwatchTime = MfTool.SecToMfTicks(stopwatch.ElapsedMilliseconds / 1000.0);
//var diff2 = stopwatchTime - presetnationTime;
//Console.WriteLine (MfTool.MfTicksToSec(stopwatchTime) + " " + MfTool.MfTicksToSec(presetnationTime) + " " + MfTool.MfTicksToSec(diff2));
var sampleTime = sample.SampleTime;
sample.SampleTime = sampleTime + timeAdjust;
//sample.SampleDuration = 0;
videoRenderer?.ProcessSample(sample);
//sample?.Dispose();
};
}
private void buttonSetup_Click(object sender, EventArgs e)
{
logger.Debug("buttonSetup_Click(...)");
sourceVideoFile = textBox1.Text;
videoForm = new VideoForm
{
BackColor = Color.Black,
//ClientSize = new Size(sampleArgs.Width, sampleArgs.Height),
StartPosition = FormStartPosition.CenterScreen,
};
videoForm.Visible = true;
if (presentationClock != null)
{
presentationClock.Dispose();
presentationClock = null;
}
MediaFactory.CreatePresentationClock(out presentationClock);
PresentationTimeSource timeSource = null;
try
{
MediaFactory.CreateSystemTimeSource(out timeSource);
presentationClock.TimeSource = timeSource;
}
finally
{
timeSource?.Dispose();
}
videoRenderer = new MfVideoRendererEx();
videoRenderer.Init(videoForm.Handle, presentationClock);
int sinkRequestSample = 0;
int count = 0;
fileSource = new VideoFileSource();
fileSource.Setup(sourceVideoFile, videoRenderer.D3DDeviceManager);
//videoRenderer.Prerolled += () =>
//{
// presentationClock.Start(MfTool.SecToMfTicks(1));
//};
fileSource.SampleReady += (flags, sample) =>
{
var _flags = (SourceReaderFlags)flags;
if (_flags == SourceReaderFlags.StreamTick)
{
}
else if (_flags == SourceReaderFlags.Currentmediatypechanged)
{
var newMediaType = fileSource.GetCurrentMediaType();
//var log = MfTool.LogMediaType(newMediaType);
//Console.WriteLine("================Currentmediatypechanged======================");
//Console.WriteLine(log);
videoRenderer?.SetMediaType(newMediaType);
newMediaType.Dispose();
}
if (sample != null)
{
var presentationTime = presentationClock.Time;
var sampleTime = sample.SampleTime;
var diff = sampleTime - presentationTime;
if (diff > 0)
{
var delay = (int)(MfTool.MfTicksToSec(diff) * 1000);
Console.WriteLine("Delay " + delay);
Thread.Sleep(delay);
}
sample.SampleTime = 0;
sample.SampleDuration = 0;
//videoRenderer.ProcessDxva2Sample(sample);
videoRenderer._ProcessDxva2Sample(sample);
//videoRenderer.ProcessSample(sample);
sample.Dispose();
count++;
}
};
fileSource.SourceStopped += () =>
{
Console.WriteLine("fileSource.SourceStopped()");
fileSource.Close();
};
var srcMediaType = fileSource.GetCurrentMediaType();
var subType = srcMediaType.Get(MediaTypeAttributeKeys.Subtype);
var frameSize = srcMediaType.Get(MediaTypeAttributeKeys.FrameSize);
var frameRate = srcMediaType.Get(MediaTypeAttributeKeys.FrameRate);
using (var mediaType = new SharpDX.MediaFoundation.MediaType())
{
mediaType.Set(MediaTypeAttributeKeys.MajorType, MediaTypeGuids.Video);
mediaType.Set(MediaTypeAttributeKeys.Subtype, VideoFormatGuids.NV12); //
mediaType.Set(MediaTypeAttributeKeys.FrameSize, frameSize);
mediaType.Set(MediaTypeAttributeKeys.InterlaceMode, 2);
mediaType.Set(MediaTypeAttributeKeys.AllSamplesIndependent, 1);
mediaType.Set(MediaTypeAttributeKeys.FrameRate, frameRate);
videoRenderer.SetMediaType(mediaType);
}
videoRenderer.RequestSample += () =>
{
//if (presentationClock != null)
//{
// presentationClock.GetState(0, out var clockState);
// if(clockState == ClockState.Running)
// {
// //fileSource.NextSample();
// }
//}
fileSource.NextSample();
sinkRequestSample++;
};
videoRenderer.RendererStopped += () =>
{
videoRenderer.Close();
GC.Collect();
};
videoRenderer.Resize(videoForm.ClientRectangle);
videoForm.Paint += (o, a) =>
{
videoRenderer.Repaint();
};
videoForm.SizeChanged += (o, a) =>
{
var rect = videoForm.ClientRectangle;
//Console.WriteLine(rect);
videoRenderer.Resize(rect);
};
}