Number of spect_bands in spectrum element
ensonic at hora-obscura.de
Sat Dec 17 05:54:34 PST 2011
On 12/16/2011 06:53 PM, victorvictor wrote:
> I am using the spectrum element. My pipeline is slowed down a lot (like 2 to
> 10 times slower) when I use some "spect_bands" values and not other :
> for example, with AUDIOFREQ = 44100, spect_bands = 10000 or 1000 works
> perfectly; 5000 makes it very slow, 5010 also, but 5020 doesn't... 7000
> makes it slower, 2000 faster than 5000 but still slower than normal...
> Values that are 44100 divided by a multiple of 2 seem to work...
> Is there an optimal number of frequency bands ("spect_bands") tu be used?
Yes, take a look at the GstFFT docs, in particular
> View this message in context: http://gstreamer-devel.966125.n4.nabble.com/Number-of-spect-bands-in-spectrum-element-tp4205619p4205619.html
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