public int SDK_CapturePicture(int lChannel, string fileName)
{
HCNetSDK.NET_DVR_JPEGPARA jpegPara = new HCNetSDK.NET_DVR_JPEGPARA();
jpegPara.wPicQuality = 0;
jpegPara.wPicSize = 0;
bool ret = HCNetSDK.NET_DVR_CaptureJPEGPicture(_user_id, lChannel, ref jpegPara, fileName);
if (!ret) return -1;
return 0;
}
// 抓图
public bool CapturePicture(uint channel, string fileName)
{
HCNetSDK.NET_DVR_JPEGPARA jpegPara = new HCNetSDK.NET_DVR_JPEGPARA();
jpegPara.wPicQuality = 0;
jpegPara.wPicSize = 0;
return HCNetSDK.NET_DVR_CaptureJPEGPicture(_user_id, (int)channel, ref jpegPara, fileName);
}