Took me a few hours to figure out all the details- might help someone else if your trying to get RTSP or HTTP Pictures from your Hikvision NVR:
Just remove () and insert your data- such as your RTSP port or HTTP port from your NVR network page under configuration of your NVR.
rtsp://(IPAddress):(RTSP Port)/Streaming/Channels/101/
http://(IPAddress):65001/PSIA/Streaming/channels/1/picture
http://(IPAddress):(HTTPPort80?)/PSIA/Streaming/channels/101/picture
http://(IPAddress):(HTTPPort80?)/PSIA/Custom/SelfExt/ContentMgmt/DynStreaming/channels/101/picture
http://(IPAddress):(HTTPPort80?)/PSIA/Streaming/channels/101/picture?videoResolutionWidth=1920&videoResolutionHeight=1080
http://(IPAddress):(HTTPPort80?)/ISAPI/Streaming/channels/101/picture
http://(IPAddress):(HTTPPort80?)/ISAPI/ContentMgmt/StreamingProxy/channels/101/picture