Grabs a frame from camera or video file, decompresses and returns it. This function is just a combination of cvGrabFrame and cvRetrieveFrame in one call. The returned image should not be released or modified by user.

Namespace:  Emgu.CV
Assembly:  Emgu.CV (in Emgu.CV.dll) Version: 2.1.0.793 (2.1.0.793)

Syntax

         
 C#  Visual Basic  Visual C++ 
public static IntPtr cvQueryFrame(
	IntPtr capture
)
Public Shared Function cvQueryFrame ( _
	capture As IntPtr _
) As IntPtr
public:
static IntPtr cvQueryFrame(
	IntPtr capture
)

Parameters

capture
IntPtr
video capturing structure

Return Value

Pointer to the queryed frame

See Also