public MF.Sample CreateSampleFromFrame(MemoryMappedTexture32bpp frame)
{
MF.MediaBuffer mediaBuffer = MF.MediaFactory.CreateMemoryBuffer((int)frame.SizeInBytes);
// Write all contents to the MediaBuffer for media foundation
int cbMaxLength = 0;
int cbCurrentLength = 0;
IntPtr mediaBufferPointer = mediaBuffer.Lock(out cbMaxLength, out cbCurrentLength);
try
{
if (FlipY)
{
unsafe
{
int stride = videoPixelSize.Width;
int *mediaBufferPointerNative = (int *)mediaBufferPointer.ToPointer();
int *targetBufferPointerNative = (int *)frame.Pointer.ToPointer();
for (int loopY = 0; loopY < videoPixelSize.Height; loopY++)
{
for (int loopX = 0; loopX < videoPixelSize.Width; loopX++)
{
int actIndexTarget = loopX + (loopY * videoPixelSize.Width);
int actIndexSource = loopX + ((videoPixelSize.Height - (1 + loopY)) * videoPixelSize.Width);
mediaBufferPointerNative[actIndexTarget] = targetBufferPointerNative[actIndexSource];
}
}
}
}
else
{
unsafe
{
int stride = videoPixelSize.Width;
int *mediaBufferPointerNative = (int *)mediaBufferPointer.ToPointer();
int *targetBufferPointerNative = (int *)frame.Pointer.ToPointer();
for (int loopY = 0; loopY < videoPixelSize.Height; loopY++)
{
for (int loopX = 0; loopX < videoPixelSize.Width; loopX++)
{
int actIndex = loopX + (loopY * videoPixelSize.Width);
mediaBufferPointerNative[actIndex] = targetBufferPointerNative[actIndex];
}
}
}
}
}
finally
{
mediaBuffer.Unlock();
mediaBuffer.CurrentLength = (int)frame.SizeInBytes;
}
// Create the sample (includes image and timing information)
MF.Sample sample = MF.MediaFactory.CreateSample();
sample.AddBuffer(mediaBuffer);
return(sample);
}
public void AddVideoAndAudioFrame(MemoryMappedTexture32bpp frame, byte[] audioFrame)
{
Debug.Assert(frame != null && frame.SizeInBytes != 0 &&
audioFrame != null && audioFrame.Length != 0);
var videoSample = CreateSampleFromFrame(frame);
var audioSample = audioWriter.CreateSampleFromFrame(audioFrame);
try
{
var samples = new Dictionary <int, Sample>();
samples.Add(StreamIndex, videoSample);
samples.Add(audioWriter.StreamIndex, audioSample);
WriteSamples(samples);
}
finally
{
videoSample.Dispose();
audioSample.Dispose();
}
}
public void AddVideoFrame(MemoryMappedTexture32bpp frame)
{
Debug.Assert(frame != null && frame.SizeInBytes != 0);
// Create the sample (includes image and timing information)
var videoSample = CreateSampleFromFrame(frame);
try
{
var samples = new Dictionary <int, Sample>();
samples.Add(StreamIndex, videoSample);
WriteSamples(samples);
}
catch (SharpDXException e)
{
Debug.WriteLine(e.Message);
}
finally
{
videoSample.Dispose();
}
}
public MF.Sample CreateSampleFromFrame(MemoryMappedTexture32bpp frame)
{
MF.MediaBuffer mediaBuffer = MF.MediaFactory.CreateMemoryBuffer((int)frame.SizeInBytes);
// Write all contents to the MediaBuffer for media foundation
int cbMaxLength = 0;
int cbCurrentLength = 0;
IntPtr mediaBufferPointer = mediaBuffer.Lock(out cbMaxLength, out cbCurrentLength);
try
{
if (FlipY)
{
unsafe
{
int stride = videoPixelSize.Width;
int* mediaBufferPointerNative = (int*)mediaBufferPointer.ToPointer();
int* targetBufferPointerNative = (int*)frame.Pointer.ToPointer();
for (int loopY = 0; loopY < videoPixelSize.Height; loopY++)
{
for (int loopX = 0; loopX < videoPixelSize.Width; loopX++)
{
int actIndexTarget = loopX + (loopY * videoPixelSize.Width);
int actIndexSource = loopX + ((videoPixelSize.Height - (1 + loopY)) * videoPixelSize.Width);
mediaBufferPointerNative[actIndexTarget] = targetBufferPointerNative[actIndexSource];
}
}
}
}
else
{
unsafe
{
int stride = videoPixelSize.Width;
int* mediaBufferPointerNative = (int*)mediaBufferPointer.ToPointer();
int* targetBufferPointerNative = (int*)frame.Pointer.ToPointer();
for (int loopY = 0; loopY < videoPixelSize.Height; loopY++)
{
for (int loopX = 0; loopX < videoPixelSize.Width; loopX++)
{
int actIndex = loopX + (loopY * videoPixelSize.Width);
mediaBufferPointerNative[actIndex] = targetBufferPointerNative[actIndex];
}
}
}
}
}
finally
{
mediaBuffer.Unlock();
mediaBuffer.CurrentLength = (int)frame.SizeInBytes;
}
// Create the sample (includes image and timing information)
MF.Sample sample = MF.MediaFactory.CreateSample();
sample.AddBuffer(mediaBuffer);
return sample;
}
public void AddVideoFrame(MemoryMappedTexture32bpp frame)
{
Debug.Assert(frame != null && frame.SizeInBytes != 0);
// Create the sample (includes image and timing information)
var videoSample = CreateSampleFromFrame(frame);
try
{
var samples = new Dictionary<int, Sample>();
samples.Add(StreamIndex, videoSample);
WriteSamples(samples);
}
catch (SharpDXException e)
{
Debug.WriteLine(e.Message);
}
finally
{
videoSample.Dispose();
}
}
public void AddVideoAndAudioFrame(MemoryMappedTexture32bpp frame, byte[] audioFrame)
{
Debug.Assert(frame != null && frame.SizeInBytes != 0
&& audioFrame != null && audioFrame.Length != 0);
var videoSample = CreateSampleFromFrame(frame);
var audioSample = audioWriter.CreateSampleFromFrame(audioFrame);
try
{
var samples = new Dictionary<int, Sample>();
samples.Add(StreamIndex, videoSample);
samples.Add(audioWriter.StreamIndex, audioSample);
WriteSamples(samples);
}
finally
{
videoSample.Dispose();
audioSample.Dispose();
}
}
