VideoCapture.Retrieve Method (Mat, CameraChannels)

VideoCaptureRetrieve Method (Mat, CameraChannels)

OpenCvSharp Class Library

Returns the pointer to the image grabbed with cvGrabFrame function. The returned image should not be released or modified by user.

Namespace: OpenCvSharp.CPlusPlus
Assembly: OpenCvSharp.CPlusPlus (in OpenCvSharp.CPlusPlus.dll) Version: 1.0.0.0 (1.0.0.0)

Syntax

C++

Copy

public bool Retrieve(
	Mat image,
	CameraChannels streamIdx = CameraChannels.Zero
)

Public Function Retrieve ( 
	image As Mat,
	Optional streamIdx As CameraChannels = CameraChannels.Zero
) As Boolean

public:
bool Retrieve(
	Mat^ image, 
	CameraChannels streamIdx = CameraChannels::Zero
)

member Retrieve : 
        image : Mat * 
        ?streamIdx : CameraChannels 
(* Defaults:
        let _streamIdx = defaultArg streamIdx CameraChannels.Zero
*)
-> bool

Parameters

image: Type: OpenCvSharp.CPlusPlusMat
[Missing <param name="image"/> documentation for "M:OpenCvSharp.CPlusPlus.VideoCapture.Retrieve(OpenCvSharp.CPlusPlus.Mat,OpenCvSharp.CameraChannels)"]
streamIdx (Optional): Type: OpenCvSharpCameraChannels
non-zero streamIdx is only valid for multi-head camera live streams

Return Value

Type: Boolean

[Missing <returns> documentation for "M:OpenCvSharp.CPlusPlus.VideoCapture.Retrieve(OpenCvSharp.CPlusPlus.Mat,OpenCvSharp.CameraChannels)"]

Reference

VideoCapture Class

Retrieve Overload

OpenCvSharp.CPlusPlus Namespace