Function leap_sys::LeapGetFrameSize

source · [−]

pub unsafe extern "C" fn LeapGetFrameSize(
    hConnection: LEAP_CONNECTION,
    timestamp: i64,
    pncbEvent: *mut u64
) -> eLeapRS

Expand description

\ingroup Functions Retrieves the number of bytes required to allocate an interpolated frame at the specified time.

Use this function to determine the size of the buffer to allocate when calling LeapInterpolateFrame(). @param hConnection The connection handle created by LeapCreateConnection(). @param timestamp The timestamp of the frame whose size is to be queried. @param[out] pncbEvent A pointer that receives the number of bytes required to store the specified frame. @returns The operation result code, a member of the eLeapRS enumeration. @since 3.1.1