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* PFB channelizer can be specified without external taps. Uses optfir to ↵Tom Rondeau2010-12-281-1/+1
| | | | generate an internal filter to cover the channel bandwidth; user can specify the attenuation of this filter if desired.
* New matplotlib does the fftshift for us when doing mlab.psd. This makes the ↵Tom Rondeau2010-04-151-2/+2
| | | | figures make sense again.
* Merging trondeau/pfb r11249:11581 into trunk. This adds a few polyphase ↵trondeau2009-08-121-0/+177
filterbank implementations that do (integer) decimation, (integer) interpolation, arbitrary resampling, and channelizing. gnuradio-example/python/pfb includes a number of different examples of how to use these blocks. git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@11583 221aa14e-8319-0410-a670-987f0aec2ac5