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Sampling in Matlab and downsampling an audio file ...
https://www.gaussianwaves.com/2014/07/sampling-a-signal-in-matlab/#:~:text=Going%20back%20to%20the%20previous%20example%20of%20%E2%80%98gong%E2%80%99,sample%20Note%3A%20Downsampling%E2%86%97%20is%20not%20same%20as%20decimation.
lowpass filter - Understanding audio downsampling code ...
https://dsp.stackexchange.com/questions/37450/understanding-audio-downsampling-code-javascript-and-adapting-to-a-different-r
// downsampling variables var filter = [ -0.037935, -0.00089024, 0.040173, 0.019989, 0.0047792, -0.058675, -0.056487, -0.0040653, 0.14527, 0.26927, 0.33913, 0.26927, 0.14527, -0.0040653, -0.056487, -0.058675, 0.0047792, 0.019989, 0.040173, -0.00089024, -0.037935 ], samplingRateRatio = this.options.sourceSampleRate / TARGET_SAMPLE_RATE, …
Downsample audio signal am I doing it right? - MathWorks
https://www.mathworks.com/matlabcentral/answers/433861-downsample-audio-signal-am-i-doing-it-right
audiowrite ('piano.wav', samples,fs); subplot (2,1,1) plot (samples) xlabel 'audio signal'. % processing second part downsampling. S1 = resample (fs,22050,44100); % …
python - Downsampling wav audio file - Stack Overflow
https://stackoverflow.com/questions/30619740/downsampling-wav-audio-file
import librosa y, s = librosa.load ('test.wav', sr=8000) # Downsample 44.1kHz to 8kHz. The extra effort to install Librosa is probably worth the peace of mind. Pro-tip: when installing Librosa on Anaconda, you need to install ffmpeg as well, so. pip install librosa conda install -c conda-forge ffmpeg.
Downsampling Audio Sample - CodeGuru
https://forums.codeguru.com/showthread.php?463186-Downsampling-Audio-Sample
After capturing sound with DirectX I sample down the audio data from 16 to 8bit. Here the downsample code. I´ve got it from a example out of a praktika of creating a voip client. const int RATIO = (SAMPLERATE/8000); const int size2 = (size/RATIO); short* downsampledAudio = newshort [size2]; signedlong summe = 0;
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