FFmpeg is an free and open source software suite of libraries and programs, which is use for manipulating and handling the videos and audio and other multimedia files.

Record Video from IP camera and (RTSP)

ffmpeg -i rtsp://192.168.241.1:554 -acodec copy -vcodec copy outputFile.mp4

ffmpeg -i rtsp://192.168.241.1:554/live/stream1.sdp -b 900k -vcodec copy -r 60 -y MyVdeoFFmpeg.avi