Gabriele Bunkheila

Last seen: Today

MathWorks

60 total contributions since 2012

Product Manager (DSP and Audio) at MathWorks.

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Answered
Playing time-locked square wave using sound() function
Apologies for the late response. If you haven't done so yet, I recommend taking a look at audioOscillator and possibly its joint...

18 days ago | 1

Answered
Unable to resolve the name audio.internal.visualizer.Filter.
Hi Jens, Thank you for posting about this. This issue seems to be related with an update in DSP System Toolbox, related to dsp....

7 months ago | 1

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Answered
speech signal from Microphone USB
I work at MathWorks and I have just noticed this so I thought I'd drop a note. I understad from your question that you were loo...

8 months ago | 0

Answered
Analog Input Recorder Application
Hi Muhammad, If the type of signals that you are interested in acquiring is audio, then you should look at Audio Toolbox instea...

1 year ago | 0

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Answered
Microphone not recognized by daq.getDevices()
Hi Simon, I have just noticed your question – since I work on Audio Toolbox I thought I'd drop you a line. If you work with au...

2 years ago | 1

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Submitted

Code for Tutorial "Creating Audio Plugins with MATLAB"
Code for tutorial "Creating Audio Plugins with MATLAB", part of the MATLAB Plugin AES Student Competition

2 years ago | 5 downloads |

Answered
Square wave generator similar to dsp.SineWave
Please take a look at audioOscillator in Audio System Toolbox, which can generate sine, square, and sawtooth waveforms.

2 years ago | 2

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Answered
Error in 'untitled/Audio Device Writer': A given audio device may only be opened once.
Hi Fatima, Please refer to the code in the example "Audio Stream from Device to Device" under " Quick Start Examples" in the pa...

2 years ago | 1

Answered
Error in 'untitled/Audio Device Writer': A given audio device may only be opened once.
Hi Fatima, You may have multiple block instances pointing to the same device in your model, another Simulink model running, or ...

2 years ago | 2

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Answered
Convolution with audio system toolbox
Hi ridgerider, You are right indeed - currently I see no plug-and-play solution to share the FFT of the input signal across man...

2 years ago | 0

Answered
Which module toobox for audio processing?
Hi Jérôme, I would say your guess was correct. To experiment with audio effects live (i.e. while processing and playing back ...

2 years ago | 0

Answered
Modifying the example "Read from Microphone and Write to Audio File". Help!
Hi Nuri, You code looks fine on the surface and this should indeed work with no issues. Since you are using channel #2 as inp...

3 years ago | 0

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Submitted

Code for Webinar "Real-time audio processing for algorithm prototyping and custom measurements"
Code for Webinar "Real-time audio processing for algorithm prototyping and custom measurements"

3 years ago | 11 downloads |

Answered
Is it possible to change the audioplugin class VST GUI?
Hi David, As of today, Audio System Toolbox doesn't offer an assisted path to customizing the UI of generated plugins. You...

3 years ago | 0

Answered
how to build audio vst plugin using external functions?
Hi John, This is fairly straightforward. If you wanted to use your own legacy code to process the actual audio samples, just ...

3 years ago | 0

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Answered
Raspberry Pi Audio Playback using I2S
Hi Cody, I have just noticed this old question if yours as R2018a introduced enhancements to support external I2S support for...

3 years ago | 0

Answered
speech to text
Hi Dhaval, I work at MathWorks and I noticed this old enquiry of yours just now. This is probably not directly relevant to yo...

3 years ago | 2

Answered
Listen for Changes to Property Values
Hi Nycholas, I agree with Steven's suggestion. Please find below a possible implementation of what I understand you are tryin...

3 years ago | 0

Answered
Splitting one channel into two using 2 into 1 stereo cable giving me ZERO lags ? help !
Hi Ali, A number of things could be happeninig here - low-end or built-in laptop sound cards most often have mono mic or line...

3 years ago | 0

Answered
How to record from two different external microphones using Audio System Toolbox for simultaneous recording ?
Hi Ali, Thank you for posting this. My recommendations are going to be closely related to the answer I gave to another <https...

3 years ago | 1

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Answered
Audio (mp3) to Text converter tool for MatLab?
Hi Rafayet, I work at MathWorks and I noticed this old question of yours just now. I thought I'd leave a link to our recent M...

3 years ago | 2

Answered
How to convert Speech to Text
Hi Nemala, I work at MathWorks and I noticed this old question of yours just now. In case it was useful to others, I thought ...

3 years ago | 1

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Answered
Why Cross Correlation (xcorr) of Two simultaneously Recorded Audio Signals Always return randomly different lags? Help!!
Hi Ali, I work at MathWorks in the Audio System Toolbox team. I can't exactly replicate your experiement as I don't have your...

3 years ago | 1

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Answered
Sum Object Properties: Signal
I agree with the previous suggestion, another close variation being: sum(vertcat(obj.signal)) If myClass was instead a S...

3 years ago | 0

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Answered
Real time octave analysis: one third octave band
Hi Nycholas, I won't comment on the specifics of this function, which was written quite a while ago, but I thought I'd provid...

3 years ago | 0

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Answered
FVTool: filter array as parameter
Hi Nycholas, Please give the following a try and let us know if it works for you: filter1 = octaveFilter('CenterFrequenc...

3 years ago | 0

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Answered
Spectrum Analyser: One-third octave bands
Hi Nycholas, I am broadly re-using here my comment on your related question, for completeness. Spectrum Analyzer doesn't y...

3 years ago | 0

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Answered
How to visualize the GUI of VST Plugin?
Hi Nycholas, I work with the Audio System Toolbox team at MathWorks so I thought I'd add a few thoughts. The objects return...

3 years ago | 0

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Answered
Does matlab support USB audio devices that have 4 microphones?
Hi JD, I work with the Audio System Toolbox team at MathWorks and after seeing this I thought I'd drop a more precise note on...

3 years ago | 2

Answered
Convolution with audio system toolbox
Hello, I thought I'd capture a quick update on this topic as R2017b has already been out there for a few weeks. With the late...

3 years ago | 1