public int InitializeDevice(IntPtr dwUserID, ref VMR9AllocationInfo lpAllocInfo, ref int lpNumBuffers)
{
ASSERT(dwUserID.ToInt32() == g_ciUsedID);
if ((object)lpAllocInfo == null)
{
return(E_FAIL);
}
if ((object)lpNumBuffers == null)
{
return(E_POINTER);
}
HRESULT hr;
int dwWidth = 1;
int dwHeight = 1;
if ((int)(m_Device.Capabilities.TextureCaps & TextureCaps.CubeMapPow2) != 0)
{
while (dwWidth < lpAllocInfo.dwWidth)
{
dwWidth = dwWidth << 1;
}
while (dwHeight < lpAllocInfo.dwHeight)
{
dwHeight = dwHeight << 1;
}
lpAllocInfo.dwWidth = dwWidth;
lpAllocInfo.dwHeight = dwHeight;
}
m_nWidth = lpAllocInfo.dwWidth;
m_nHeight = lpAllocInfo.dwHeight;
lpAllocInfo.dwFlags |= VMR9SurfaceAllocationFlags.TextureSurface;
m_Surfaces.Clear();
IntPtr[] lplpSurfaces = new IntPtr[lpNumBuffers];
hr = (HRESULT)m_lpIVMRSurfAllocNotify.AllocateSurfaceHelper(ref lpAllocInfo, ref lpNumBuffers, lplpSurfaces);
hr.Assert();
if (hr.Succeeded)
//if (0)
{
for (int i = 0; i < lplpSurfaces.Length; i++)
{
Marshal.AddRef(lplpSurfaces[i]);
Surface _surface = Surface.FromPointer(lplpSurfaces[i]);
m_Surfaces.Add(_surface);
}
}
else
{
int nYUV = (int)(((int)'0') << 24 + ((int)'0') << 16 + ((int)'0') << 8 + ((int)'0'));
if (lpAllocInfo.Format > nYUV)
{
DisplayMode _mode = m_Device.GetDisplayMode(0);
m_PrivateTexture = new Texture(m_Device, _mode.Width, _mode.Height, 1, Usage.RenderTarget, _mode.Format, Pool.Default);
}
lpAllocInfo.dwFlags &= ~VMR9SurfaceAllocationFlags.TextureSurface;
lpAllocInfo.dwFlags |= VMR9SurfaceAllocationFlags.OffscreenSurface;
hr = (HRESULT)m_lpIVMRSurfAllocNotify.AllocateSurfaceHelper(ref lpAllocInfo, ref lpNumBuffers, lplpSurfaces);
hr.Assert();
for (int i = 0; i < lplpSurfaces.Length; i++)
{
Marshal.AddRef(lplpSurfaces[i]);
Surface _surface = Surface.FromPointer(lplpSurfaces[i]);
m_Surfaces.Add(_surface);
}
}
return(hr);
}
public int InitializeDevice(IntPtr dwUserID, ref VMR9AllocationInfo lpAllocInfo, ref int lpNumBuffers)
{
ASSERT(dwUserID.ToInt32() == g_ciUsedID);
if ((object)lpAllocInfo == null) return E_FAIL;
if ((object)lpNumBuffers == null) return E_POINTER;
HRESULT hr;
int dwWidth = 1;
int dwHeight = 1;
if ((int)(m_Device.Capabilities.TextureCaps & TextureCaps.CubeMapPow2) != 0)
{
while (dwWidth < lpAllocInfo.dwWidth)
dwWidth = dwWidth << 1;
while (dwHeight < lpAllocInfo.dwHeight)
dwHeight = dwHeight << 1;
lpAllocInfo.dwWidth = dwWidth;
lpAllocInfo.dwHeight = dwHeight;
}
m_nWidth = lpAllocInfo.dwWidth;
m_nHeight = lpAllocInfo.dwHeight;
lpAllocInfo.dwFlags |= VMR9SurfaceAllocationFlags.TextureSurface;
m_Surfaces.Clear();
IntPtr[] lplpSurfaces = new IntPtr[lpNumBuffers];
hr = (HRESULT)m_lpIVMRSurfAllocNotify.AllocateSurfaceHelper(ref lpAllocInfo, ref lpNumBuffers, lplpSurfaces);
hr.Assert();
if (hr.Succeeded)
//if (0)
{
for (int i = 0; i < lplpSurfaces.Length; i++)
{
Marshal.AddRef(lplpSurfaces[i]);
Surface _surface = Surface.FromPointer(lplpSurfaces[i]);
m_Surfaces.Add(_surface);
}
}
else
{
int nYUV = (int)(((int)'0') << 24 + ((int)'0') << 16 + ((int)'0') << 8 + ((int)'0'));
if (lpAllocInfo.Format > nYUV)
{
DisplayMode _mode = m_Device.GetDisplayMode(0);
m_PrivateTexture = new Texture(m_Device, _mode.Width, _mode.Height, 1, Usage.RenderTarget, _mode.Format, Pool.Default);
}
lpAllocInfo.dwFlags &= ~VMR9SurfaceAllocationFlags.TextureSurface;
lpAllocInfo.dwFlags |= VMR9SurfaceAllocationFlags.OffscreenSurface;
hr = (HRESULT)m_lpIVMRSurfAllocNotify.AllocateSurfaceHelper(ref lpAllocInfo, ref lpNumBuffers, lplpSurfaces);
hr.Assert();
for (int i = 0; i < lplpSurfaces.Length; i++)
{
Marshal.AddRef(lplpSurfaces[i]);
Surface _surface = Surface.FromPointer(lplpSurfaces[i]);
m_Surfaces.Add(_surface);
}
}
return hr;
}
