VIDEO_STREAM_INIT_PARMS

Contains members used to initialize a video stream for video capture.

typedef struct {
    DWORD dwMicroSecPerFrame;  //see below
    DWORD dwCallback;          //see below
    DWORD dwCallbackInst;      //see below
    DWORD dwFlags;             //see below
    DWORD hVideo;              //handle to the video channel
} VIDEO_STREAM_INIT_PARMS;
 

Members

dwMicroSecPerFrame

Number of microseconds between the start of one frame capture and the start of the next.

dwCallback

Address of a callback function or a handle to a window called during video recording. The callback function or window processes messages related to the progress of recording. This parameter is optional.

dwCallbackInst

User instance data passed to the callback function. This parameter is not used with window callbacks.

dwFlags

Flags for the data capture. The following flags are defined:

VIDEO_ALLOWSYNC	If this flag is not specified, the device will fail to open if it is a synchronous device.
CALLBACK_WINDOW	Indicates dwCallback contains a window handle.
CALLBACK_FUNCTION	Indicates dwCallback contains a callback function address.