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Feeds
VST Plugin Creation from Matlab Script
Hi DIMITRIOS, I have a few high-level remarks: 1) On the issue of not hearing any changes when you tune source position and ot...
16 días hace | 0
Delay line for code generation
There are multiple objects you can use to model delays: dsp.Delay: Delay input signal by fixed samples dsp.VariableIntegerDel...
2 meses hace | 0
memory footprint of system objects
Hi Mattias, When you execute 'whos' on a system Object variable, the size you see is just the size of the variable pointing to ...
2 meses hace | 0
| aceptada
Missing IDCT in MFCC computation of "vggishPreprocess" function
Hi Roberto, If you want to extract MFCC coefficients, you should use the function mfcc. The VGGish-related functions do not ge...
2 meses hace | 0
| aceptada
How do I plot a spectrogram of a real time plugin?
audioTestBench has a spectrum analyzer which includes a spectrogram option. Launch the spectrum analyzer from audioTstBench by...
4 meses hace | 0
Audio Effect Generator with Convolution using impulse response
Please see the following objects in Audio Toolbox for different audio effects: reverberator: Add reverberation to audio signal ...
4 meses hace | 0
Multichannel signal filter with multichannel impulse response (efficiently)
Hi Michael, Staritng in R2023B, dsp.FrequencyDomainFilter now supports speciying multiple filters. you can leverage that abilit...
4 meses hace | 0
| aceptada
Working with Second Order Sections HRTF dataset for binauralization
Hi Shaunak, This is possible with Audio Toolbox, which has functionality to read and write SOFA files. Here is example code. %...
4 meses hace | 0
crossFilt causing Matlab audio plugin pops
Hi Matthew, the main problem here is that you are recreating the corssover filter for every incoming frame of audio. Instead, y...
5 meses hace | 0
| aceptada
higher order intermodulation distortion
There are multiple features that are relvant to this: spectrum analyzer supports intermodulation distortion measurements There...
10 meses hace | 0
How can I create a multi-channel audio plugin in Matlab?
Hi Hasan, The audio plugin interface allows you to specify the desired numbers of input and output channels. I beleive the defa...
11 meses hace | 0
| aceptada
VST audio plugin and .txt output file
It is not clear from the question if you want this writing capability to be part of the plugin, or if it is something you want t...
11 meses hace | 0
dsp.AllpassFilter coefficient translation
Relevant methods of dsp.allpassFilter include: freqz: Frequency response of discrete-time filter System object coeffs: Returns...
12 meses hace | 0
How can I add a low pass filter after each delay line in my multi channel feedback delay network
Hi Muhsin, In general, in order to perform filtering and listen to the output inside your for loop, you use filter System objec...
12 meses hace | 0
| aceptada
How to store a matrix of impulse responses in a plugin? (re: Failed to compute constant value for nontunable property)
Hi Nathan, The main issue was that the code is using different filters and numerator sizes based on getSampleRate. One of the f...
12 meses hace | 1
| aceptada
How do I convert a multichannel .mat to .wav
First reshape brir to a 2-D array: brir = reshape(brir,size(brir,1),[]); audiowrite('/MATLAB Drive/angle_0.wav', brir, Fs, '...
12 meses hace | 0
| aceptada
How to calculate the sound pressure (Pa) of an audio signal ?
Here are relevant functions available with Audio Toolbox that are related to measuring loudness of an audio signal: calibrateMi...
12 meses hace | 0
Inefficient Use of Bandpass IIR Filter Object (DSP System Toolbox)
Hi Anthony, It is expected that filtering your input sample-by-sample will be significantly slower than filtering the entire fr...
12 meses hace | 1
| aceptada
Error in a testbench generated file using validateAudioPlugin
Hi Dario, Thanks for the reproduction steps. This helps. The problem is in the method updateFilters. The method recreates the ...
alrededor de 1 año hace | 0
| aceptada
How to add a plot to the UI of an audio plugin
Hi Dario, There is no existing support to embed custom pots into the UI of a plugin. However, there is some functionality that ...
más de 1 año hace | 0
| aceptada
Error with validateAudioPlugin : "Size mismatch (size [1 x 13] ~= size [1 x 28])"
I have seen such errors when a variable-size string is involved. I am attaching a modified version where I use enums instead o...
más de 1 año hace | 0
| aceptada
Is it possible to send MIDI from Matlab to a DAW?
You can work with MIDI using functions in Audio Toolbox. Here is the relevant documentation: https://www.mathworks.com/help/aud...
más de 1 año hace | 0
How to get the coefficient of the 'crossoverFilter' system object?
https://www.mathworks.com/matlabcentral/answers/824345-extracting-the-individual-filters-in-a-crossover-filter
más de 1 año hace | 1
| aceptada
Audio VST Plugin UI Control Updates
Hi David, This is indeed a limitation of authoring audio plugins in MATLAB: A parameter's value may not be modified by setting ...
más de 1 año hace | 1
| aceptada
VST creation: Index in position 1 is invalid
I assume you get an error when you attempt to generate an audio plugin. I can reproduce your error if I validate the audio plu...
más de 1 año hace | 0
speech2text for Italian language
Hi Ricardo, The wav2vec model in speech2text only works for English. You will have to use one of the Cloud models (Google API...
más de 1 año hace | 1
| aceptada
Blind source separation databa
The End-to-End Deep Speech Separation example creates such a dataset from the LibriSpeech dataset.
más de 1 año hace | 0
| aceptada
How can I implement a stable Shelving filter for short pulses?
Hi Hasan, Since you are trying to modify a short impulse response, you might want to apply the transformation in the frequency ...
más de 1 año hace | 0
| aceptada
ValidateAudioPlugin Error "Input series must be a numeric vector" in plugin
Hi Pedro, This error is thrown from the first line of your process method. To reproduce: v = myVocoder process(plugin,randn(2...
casi 2 años hace | 1
Is it posible to set 2 inputs in audio plugin?
Hi David, It is possible to design plugins with more than one input. Here is a simple example: classdef myPlugin < audioPlugin...
casi 2 años hace | 1
| aceptada
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