private void ConfigureWMScreenEncoder()
{
//
// Set Private Data
//
IWMCodecPrivateData iPD = (IWMCodecPrivateData)compressor;
iPD.SetPartialOutputType(ref cMT);
uint cbData = 0;
iPD.GetPrivateData(IntPtr.Zero, ref cbData);
if (cbData != 0)
{
int vihSize = Marshal.SizeOf(cVI);
// Allocate space for video info header + private data
IntPtr vipd = Marshal.AllocCoTaskMem(vihSize + (int)cbData);
// Copy vih into place
Marshal.StructureToPtr(cVI, vipd, false);
// Fill in private data
iPD.GetPrivateData(new IntPtr(vipd.ToInt32() + vihSize), ref cbData);
// Clean up current media type
MediaType.Free(ref cMT);
// Reset it
cMT.pbFormat = vipd;
cMT.cbFormat = (uint)vihSize + cbData;
}
}
private void ConfigureWMScreenEncoder()
{
//
// Note: Configure compressor before setting private data
//
// IPropertyBag iPB = (IPropertyBag)compressor;
// object o = 1; // 1 == Live, can be obtained from IWMCodecProps.GetCodecProp(WM9PropList.g_wszWMVCComplexityExLive)
// iPB.Write(WM9PropList.g_wszWMVCComplexityEx, ref o);
//
// // More configuration possibilities
// o = 0;
// iPB.Write(WM9PropList.g_wszWMVCComplexityMode, ref o);
//
// o = 0;
// iPB.Write(WM9PropList.g_wszWMVCCrisp, ref o);
//
// o = "MP";
// iPB.Write(WM9PropList.g_wszWMVCDecoderComplexityRequested, ref o);
//
// o = 10000;
// iPB.Write(WM9PropList.g_wszWMVCVideoWindow, ref o);
//
// o = true;
// iPB.Write(WM9PropList.g_wszWMVCVBREnabled, ref o);
//
// Set Private Data
//
IWMCodecPrivateData iPD = (IWMCodecPrivateData)compressor;
iPD.SetPartialOutputType(ref cMT);
uint cbData = 0;
iPD.GetPrivateData(IntPtr.Zero, ref cbData);
if (cbData != 0)
{
int vihSize = Marshal.SizeOf(cVI);
// Allocate space for video info header + private data
IntPtr vipd = Marshal.AllocCoTaskMem(vihSize + (int)cbData);
// Copy vih into place
Marshal.StructureToPtr(cVI, vipd, false);
// Fill in private data
iPD.GetPrivateData(new IntPtr(vipd.ToInt32() + vihSize), ref cbData);
// Clean up current media type
MediaType.Free(ref cMT);
// Reset it
cMT.pbFormat = vipd;
cMT.cbFormat = (uint)vihSize + cbData;
}
}
