/// <summary>
/// 用于向Hik相机句柄注册的回调函数,必须
/// </summary>
/// <param name="pData"></param>
/// <param name="pFrameInfo"></param>
/// <param name="pUser"></param>
static void HikFrameCallback(IntPtr pData, ref MV_FRAME_OUT_INFO_EX pFrameInfo, IntPtr pUser)
{
GCHandle hd = GCHandle.FromIntPtr(pUser);
JFCamera_HikGige cmr = hd.Target as JFCamera_HikGige;
cmr._HikFrameCallback(pData, ref pFrameInfo);
}
void _HikFrameCallback(IntPtr pData, ref MV_FRAME_OUT_INFO_EX pFrameInfo)
{
MVCC_INTVALUE stVal = new MVCC_INTVALUE();
int err = _hikCmr.MV_CC_GetIntValue_NET("PayloadSize", ref stVal);
if (MyCamera.MV_OK != err)
{
throw new Exception("HikFrameCallback failed bt MV_CC_GetIntValue_NET(\"PayloadSize\") return errorCode = " + err);
}
_payloadSize = (int)stVal.nCurValue;
byte[] bytes = new byte[_payloadSize];
Marshal.Copy(pData, bytes, 0, _payloadSize);
JFImage_Hik img = new JFImage_Hik(bytes, pFrameInfo, _hikCmr);
if (null != AcqFrameEvent)
{
AcqFrameEvent(this, img);
}
}
