[Live-devel] Can I use mplayer to capture a video stream from wis-stream to a file?
Ross Finlayson
finlayson at live555.com
Fri Nov 30 14:46:09 PST 2007
I assume that you can play the RTSP stream correctly (by typing the
appropriate "rtsp://" URL into MPlayer (or VLC, which I like
better)). If so, then the problem is not that you can't capture the
video stream - you can, using "openRTSP", for example. Instead, the
problem is merely that you can't *play* the recorded file. The
reason for this is that because the video stream is MPEG-4 (the
default video codec used by "wis-streamer"), the recorded file is in
a format (MPEG-4 Video Elementary Stream) that MPlayer or VLC cannot
play directly.
If you really want your video data to be recorded in a format that
can later be played back by most media players, then you should
instead tell "wis-streamer" to use MPEG-2 video (using the "-mpeg2"
option). Alternatively, you could ask it to generate a MPEG-2
*Transport Stream*, by using "-mpegtransport <audio-bitrate-in-kpbs>"
option. If you do this, then you will be able to record a *single*
file that includes both audio and video.
--
Ross Finlayson
Live Networks, Inc.
http://www.live555.com/
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