Re: [Discuss-gnuradio] File Sink & Buffering

2011-07-19 Thread Tom Rondeau
On Tue, Jul 19, 2011 at 2:58 PM, Ryan Pape wrote: > I am using the current GIT version. I'm using data collected from a USRP1 > at an earlier time but captured to disk. Incidentally, after further > analyzing the situation, I do not believe the latency in starting my "save > to disk" operation

Re: [Discuss-gnuradio] File Sink & Buffering

2011-07-19 Thread Ryan Pape
I am using the current GIT version. I'm using data collected from a USRP1 at an earlier time but captured to disk. Incidentally, after further analyzing the situation, I do not believe the latency in starting my "save to disk" operation is the problem. I think it is more esoteric and probably unr

Re: [Discuss-gnuradio] File Sink & Buffering

2011-07-19 Thread Wolfarth, Ryan
Hi Ryan, What version of GNU Radio are you using? I'm working with the USRP2 to collect GPS data and I have a similar scheme: I have a cyclic buffer that holds data that was recorded just prior to a triggering event. Once a trigger event is received, incoming data is written to an open file sink

[Discuss-gnuradio] File Sink & Buffering

2011-07-17 Thread Ryan Pape
Currently in response to a message in a message queue, I am opening a file sink which is connected a bit stream of about 10K/sec (one byte per bit). I keep this file sink open until I receive another message in the queue to stop the capture, at which time I close() it. Ideally, the capture would