public bool createOutputNode(
Guid aRefMajorType,
Guid aRefSubType,
out ISampleGrabberCallback aISampleGrabberCallback)
{
bool lresult = false;
aISampleGrabberCallback = null;
do
{
if (mISampleGrabberCallbackSinkFactory == null)
{
break;
}
try
{
SampleGrabberCallback lCallback = new SampleGrabberCallback();
object lIUnknown;
mISampleGrabberCallbackSinkFactory.createOutputNode(
aRefMajorType,
aRefSubType,
lCallback,
out lIUnknown);
if (lIUnknown == null)
{
break;
}
lCallback.TopologyNode = lIUnknown;
aISampleGrabberCallback = lCallback;
lresult = true;
}
catch (Exception exc)
{
LogManager.getInstance().write(exc.Message);
}
} while (false);
return(lresult);
}
private async Task <Tuple <object, string, int> > createVideoStream(ISampleGrabberCallbackSinkFactoryAsync aISampleGrabberCallbackSinkFactory, int aIndexCount)
{
object result = null;
int index = 0;
string lMediaType = "";
do
{
var lSourceNode = mSourcesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
var lNode = lSourceNode.SelectSingleNode("Source.Attributes/Attribute[@Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK']/SingleValue/@Value");
if (lNode == null)
{
break;
}
string lSymbolicLink = lNode.Value;
uint lStreamIndex = 0;
lSourceNode = mMediaTypesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
break;
}
var lSinkControl = await mCaptureManager.createSinkControlAsync();
var lSinkFactory = await lSinkControl.createEVRSinkFactoryAsync(
Guid.Empty);
object lEVROutputNode = await lSinkFactory.createOutputNodeAsync(
mVideoPanel.Handle);
if (lEVROutputNode == null)
{
break;
}
ISampleGrabberCallback lH264SampleGrabberCallback = await aISampleGrabberCallbackSinkFactory.createOutputNodeAsync(
MFMediaType_Video,
MFVideoFormat_H264);
object lOutputNode = lEVROutputNode;
if (lH264SampleGrabberCallback != null)
{
lH264SampleGrabberCallback.mUpdateNativeFullEvent += delegate
(uint aSampleFlags, long aSampleTime, long aSampleDuration, IntPtr aData, uint aSize)
{
if (s != null)
{
lock (s)
{
Console.WriteLine("aSampleFlags: {0}", aSampleFlags);
currentmillisecond += 1;
s.sendVideoData(currentmillisecond, aData, (int)aSize, aSampleFlags, aIndexCount);
currentmillisecond += 33;
}
}
};
var lSampleGrabberCallNode = lH264SampleGrabberCallback.getTopologyNode();
if (lSampleGrabberCallNode != null)
{
var streamControl = await mCaptureManager.createStreamControlAsync();
object spreaderNode = null;
List <object> outputNodeList = new List <object>();
var mEncoderControl = await mCaptureManager.createEncoderControlAsync();
XmlDocument doc = new XmlDocument();
string lxmldoc = await mCaptureManager.getCollectionOfEncodersAsync();
doc.LoadXml(lxmldoc);
var l_VideoEncoderNode = doc.SelectSingleNode("EncoderFactories/Group[@GUID='{73646976-0000-0010-8000-00AA00389B71}']/EncoderFactory[@IsStreaming='TRUE'][1]/@CLSID");
if (l_VideoEncoderNode == null)
{
break;
}
Guid lCLSIDVideoEncoder;
if (!Guid.TryParse(l_VideoEncoderNode.Value, out lCLSIDVideoEncoder))
{
break;
}
var lIEncoderNodeFactory = await mEncoderControl.createEncoderNodeFactoryAsync(lCLSIDVideoEncoder);
if (lIEncoderNodeFactory != null)
{
if (mSourceControl == null)
{
break;
}
object lVideoSourceOutputMediaType = await mSourceControl.getSourceOutputMediaTypeAsync(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex);
string lxmlDoc = await mEncoderControl.getMediaTypeCollectionOfEncoderAsync(
lVideoSourceOutputMediaType,
lCLSIDVideoEncoder);
doc = new System.Xml.XmlDocument();
doc.LoadXml(lxmlDoc);
var lGroup = doc.SelectSingleNode("EncoderMediaTypes/Group[@GUID='{8F6FF1B6-534E-49C0-B2A8-16D534EAF135}']");
uint lMaxBitRate = 0;
if (lGroup != null)
{
var lAttr = lGroup.SelectSingleNode("@MaxBitRate");
if (lAttr != null)
{
uint.TryParse(lAttr.Value, out lMaxBitRate);
}
}
lMaxBitRate = 1000000;
object lVideoEncoderNode = await lIEncoderNodeFactory.createEncoderNodeAsync(
lVideoSourceOutputMediaType,
StreamingCBR,
lMaxBitRate,
0,
lSampleGrabberCallNode);
object lCompressedMediaType = await lIEncoderNodeFactory.createCompressedMediaTypeAsync(
lVideoSourceOutputMediaType,
StreamingCBR,
lMaxBitRate,
0);
var spreaderNodeFactory = await streamControl.createSpreaderNodeFactoryAsync();
outputNodeList.Add(lEVROutputNode);
outputNodeList.Add(lVideoEncoderNode);
spreaderNode = await spreaderNodeFactory.createSpreaderNodeAsync(outputNodeList);
if (spreaderNode != null)
{
lOutputNode = spreaderNode;
}
lMediaType = await mCaptureManager.parseMediaTypeAsync(lCompressedMediaType);
}
}
}
string lextendSymbolicLink = lSymbolicLink + " --options=" +
"<?xml version='1.0' encoding='UTF-8'?>" +
"<Options>" +
"<Option Type='Cursor' Visiblity='True'>" +
"<Option.Extensions>" +
"<Extension Type='BackImage' Height='100' Width='100' Fill='0x7055ff55' />" +
"</Option.Extensions>" +
"</Option>" +
"</Options>";
lextendSymbolicLink += " --normalize=Landscape";
result = await mSourceControl.createSourceNodeWithDownStreamConnectionAsync(
lextendSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lOutputNode);
if (result != null)
{
index = aIndexCount;
}
}while (false);
return(Tuple.Create <object, string, int>(result, lMediaType, index));
}
private Tuple <object, RtspServer.StreamType, int, string> createVideoStream(ISampleGrabberCallbackSinkFactory aISampleGrabberCallbackSinkFactory, int aIndexCount)
{
object result = null;
RtspServer.StreamType type = RtspServer.StreamType.Video;
int index = 0;
string format = "";
do
{
var lSourceNode = mSourcesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
var lNode = lSourceNode.SelectSingleNode("Source.Attributes/Attribute[@Name='MF_DEVSOURCE_ATTRIBUTE_SOURCE_TYPE_VIDCAP_SYMBOLIC_LINK']/SingleValue/@Value");
if (lNode == null)
{
break;
}
string lSymbolicLink = lNode.Value;
lSourceNode = mStreamsComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lStreamIndex = 0;
if (!uint.TryParse(lNode.Value, out lStreamIndex))
{
break;
}
lSourceNode = mMediaTypesComboBox.SelectedItem as XmlNode;
if (lSourceNode == null)
{
break;
}
lNode = lSourceNode.SelectSingleNode("@Index");
if (lNode == null)
{
break;
}
uint lMediaTypeIndex = 0;
if (!uint.TryParse(lNode.Value, out lMediaTypeIndex))
{
break;
}
IEVRSinkFactory lSinkFactory;
var lSinkControl = mCaptureManager.createSinkControl();
lSinkControl.createSinkFactory(
Guid.Empty,
out lSinkFactory);
object lEVROutputNode = null;
lSinkFactory.createOutputNode(
mVideoPanel.Handle,
out lEVROutputNode);
if (lEVROutputNode == null)
{
break;
}
Guid lVideoFormat = Guid.Empty;
var lVideoCompressedNode = mVideoMediaTypeComboBox.SelectedItem as XmlNode;
if (lVideoCompressedNode != null)
{
var lGUID = lVideoCompressedNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_SUBTYPE']/SingleValue/@GUID");
if (lGUID != null)
{
Guid.TryParse(lGUID.Value, out lVideoFormat);
}
var lvalue = lVideoCompressedNode.SelectSingleNode("MediaTypeItem[@Name='MF_MT_SUBTYPE']/SingleValue/@Value");
if (lvalue != null && lvalue.Value != null)
{
var lsplit = lvalue.Value.Split(new char[] { '_' });
if (lsplit != null && lsplit.Length == 2)
{
format = lsplit[1];
}
if (format == "HEVC")
{
format = "H265";
}
}
}
ISampleGrabberCallback lSampleGrabberCallback = null;
aISampleGrabberCallbackSinkFactory.createOutputNode(
MFMediaType_Video,
lVideoFormat,
out lSampleGrabberCallback);
object lOutputNode = lEVROutputNode;
if (lSampleGrabberCallback != null)
{
lSampleGrabberCallback.mUpdateFullEvent += delegate
(uint aSampleFlags, long aSampleTime, long aSampleDuration, byte[] aData, uint aLength)
{
if (s != null)
{
lock (s)
{
currentmillisecond += 1;
s.sendData(aIndexCount, (int)type, currentmillisecond * 90, aData);
currentmillisecond += 20;
}
}
};
var lSampleGrabberCallNode = lSampleGrabberCallback.getTopologyNode();
if (lSampleGrabberCallNode != null)
{
IStreamControl streamControl = mCaptureManager.createStreamControl();
ISpreaderNodeFactory spreaderNodeFactory = null;
object spreaderNode = null;
List <object> outputNodeList = new List <object>();
var mEncoderControl = mCaptureManager.createEncoderControl();
var lEncoderNode = mVideoEncoderComboBox.SelectedItem as XmlNode;
if (lEncoderNode == null)
{
break;
}
lNode = lEncoderNode.SelectSingleNode("@CLSID");
if (lNode == null)
{
break;
}
Guid lCLSIDEncoder;
if (!Guid.TryParse(lNode.Value, out lCLSIDEncoder))
{
break;
}
var lBitRate = (uint)mBitRateComboBox.SelectedItem;
IEncoderNodeFactory lIEncoderNodeFactory;
mEncoderControl.createEncoderNodeFactory(lCLSIDEncoder, out lIEncoderNodeFactory);
if (lIEncoderNodeFactory != null)
{
object lVideoSourceOutputMediaType;
if (mSourceControl == null)
{
break;
}
mSourceControl.getSourceOutputMediaType(
lSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
out lVideoSourceOutputMediaType);
object lVideoEncoderNode;
lIEncoderNodeFactory.createEncoderNode(lVideoSourceOutputMediaType,
StreamingCBR,
lBitRate,
0,
lSampleGrabberCallNode,
out lVideoEncoderNode);
streamControl.createStreamControlNodeFactory(ref spreaderNodeFactory);
outputNodeList.Add(lEVROutputNode);
outputNodeList.Add(lVideoEncoderNode);
spreaderNodeFactory.createSpreaderNode(outputNodeList,
out spreaderNode);
if (spreaderNode != null)
{
lOutputNode = spreaderNode;
}
}
}
}
string lextendSymbolicLink = lSymbolicLink + " --options=" +
"<?xml version='1.0' encoding='UTF-8'?>" +
"<Options>" +
"<Option Type='Cursor' Visiblity='True'>" +
"<Option.Extensions>" +
"<Extension Type='BackImage' Height='100' Width='100' Fill='0x7055ff55' />" +
"</Option.Extensions>" +
"</Option>" +
"</Options>";
lextendSymbolicLink += " --normalize=Landscape";
mSourceControl.createSourceNode(
lextendSymbolicLink,
lStreamIndex,
lMediaTypeIndex,
lOutputNode,
out result);
if (result != null)
{
index = aIndexCount;
}
}while (false);
return(Tuple.Create <object, RtspServer.StreamType, int, string>(result, type, index, format));
}
