Re: [Discuss-gnuradio] High Flowgraph Latency in 3.6.4.1

[Martin Braun]

On 17.10.2014 18:58, John Malsbury wrote:
>  2. We tried several "clever" (ha) methods to select the desired
>     stream.  Most of them revolved around the concept of
>     summering/xoring streams after multiplying or and'ing the streams
>     according to which stream we wanted (operand = 1 if we wanted the
>     stream, 0 if not).  Through various methods we found that anything
>     with a constant source, and const, etc, create this very long
>     latencies.  The behavior was this:

multiply_matrix might do what you want here. There's an example in 
gr-blocks that shows how to use that block for selecting.

M