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: 2.2.0.1010 (2.2.0.1010)

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