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audio - Fast Fourier Transform Output Manipulation in …
https://stackoverflow.com/questions/33112427/fast-fourier-transform-output-manipulation-in-ruby
require "ruby-audio" require "fftw3" require "narray" # Audio sample rate and block size: SAMPLE_RATE = 44100 # break the audio into chunks (called windows, or frames) # pass them sequentially to the FFT. # gives a frequency profile that changes over time # e.g. 1024, 2048, 4096, 8192, etc..
Ruby FFT of .wav Test.rb · GitHub
https://gist.github.com/companygardener/486711
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ruby - ファイルから高速フーリエ変換データを抽出する - 入門サ …
https://code-examples.net/ja/q/e55cf8
FFTを実行するには、3つのオプションがあります。 1つは、FFTを実行するこのコードスニペットを使用することです。 私はRubyのエキスパートではありませんが、問題ないと思われます。 2番目のオプションは、 NArrayを使用することです 。 それには別の ...
fft · GitHub Topics · GitHub
https://github.com/topics/fft?l=c&o=asc&s=updated
FFTE interface for Ruby/Numo::NArray. ruby fft numo narray ffte ruby-numo Updated Jan 18, 2018; C ... FFT on audio captured by a mic and displayed on the LCD. ... Fast fourier transform in c using complex struct and odd-even algorthm.
Fft - Algorithm by audio - Algorithmia
https://algorithmia.com/algorithms/audio/Fft
Fft by audio. Bring machine intelligence to your app with our algorithmic functions as a service API.
GitHub - JorenSix/stft_freq: Frequency estimation in …
https://github.com/JorenSix/stft_freq
To use stft_freq ffmpeg and ruby need to be installed on your system. While the core of stft_freq is in pure c, a Ruby script provides an easy to use interface to its capabilities. The Ruby script converts audio (with ffmpeg), parses command line arguments and reports results in a readable format. To install ffmpeg and ruby on a Debian like system:
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