IDirectDrawSurface::ReleaseDC
| Microsoft DirectShow 9.0 |
IDirectDrawSurface::ReleaseDC
The ReleaseDC method releases the hDC previously obtained with GetDC. It also Unlocks the surface previously locked when GetDC was called.
Syntax
DC
Parameters
hDC
Handle to a device context previously obtained by calling GetDC.
Return Values
| Value | Description |
| DD_OK | The method succeeded. |
| DDERR_INVALIDPARAMS | One or more of the input parameters is invalid. |
| DDERR_INVALIDOBJECT | DirectDraw received a pointer that was an invalid DirectDraw object. |
| DDERR_SURFACELOST | Access to this surface is being refused because the surface memory is gone. The DirectDrawSurface object representing this surface should have Restore called on it. |
| DDERR_GENERIC | Generic failure. |
| DDERR_UNSUPPORTED | Action not supported. |
See Also