Re: [Discuss-gnuradio] subprocess.Popen produces error in main()

2009-11-27 Thread Eric Blossom
On Thu, Nov 26, 2009 at 11:42:55AM +1100, Kyle Zhou wrote: > Hi, I am trying to modify benchmark_rx.py such that it feeds to mplayer. > > I can successfully use gr.file_descriptor_sink and pipe the stdout of > python to stdin of mplayer. > > However, when I try to embed the pipe in python code by

[Discuss-gnuradio] subprocess.Popen produces error in main()

2009-11-25 Thread Kyle Zhou
Hi, I am trying to modify benchmark_rx.py such that it feeds to mplayer. I can successfully use gr.file_descriptor_sink and pipe the stdout of python to stdin of mplayer. However, when I try to embed the pipe in python code by calling mplayer programmably, it always produces errors. The code