Yes. But not in shell script. Python can do it. <div class="gmail_quote">On Mar 5, 2011 2:28 PM, "Tom" <<a href="mailto:fb8fb8@gmail.com">fb8fb8@gmail.com</a>> wrote: > I use > gst-launch filesrc "location=video/1.MPG" ! decodebin ! videorate ! > video/x-raw-yuv, width=640,height=480,framerate=25/1 ! ffmpegcolorspace ! > jpegenc ! multipartmux ! tcpserversink host=192.168.2.1 port=$portNumber > to stream a video and can change the video frame rate in this way. > > But in this way the frame rate is fixed (i.e., framerate=25/1 here). > How can I change the frame rate dynamically? > I mean, during the streaming of this video, I can change the framerate > anytime I want. > > Thanks! </div>