public void GetColor(out int nBright, out int nContrast, out int nSaturation, out int nHue) { if (m_iPlayhandle <= 0) { nBright = -1; nContrast = -1; nSaturation = -1; nHue = -1; return; } uint nRegionNum = 0; XMSDK.H264_DVR_LocalGetColor(m_iPlayhandle, nRegionNum, out nBright, out nContrast, out nSaturation, out nHue); }