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The running time consuming so long!! Plz help! #10

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SteveTanggithub opened this issue Mar 24, 2023 · 2 comments
Open

The running time consuming so long!! Plz help! #10

SteveTanggithub opened this issue Mar 24, 2023 · 2 comments

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@SteveTanggithub
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my config: n_mel=128,n_fft=2048,n_hop=256,sr=16000
it takes about 20 second for getting melspectrogram from 8 second long wav file!!!
Is it normal for this code?
@ewan-xu
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ewan-xu commented Mar 24, 2023

eigen fft is too slow. You can replace with other fft . e.g. fftw.

@SteveTanggithub
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i don't know how to use, can u help me?
by the way, it also takes too long (17s) when i use eigen for matrix multiply.
(128,1025) x (1025,501)

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@ewan-xu @SteveTanggithub