Your description of the motion problems leads me to believe that the original file is hard-telecined 29.97fps video.
You need to perform IVTC (i.e. remove the pulldown) before encoding.
See this thread.
Your description of the motion problems leads me to believe that the original file is hard-telecined 29.97fps video.
You need to perform IVTC (i.e. remove the pulldown) before encoding.
See this thread.