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Questions tagged [equalizer]

188 questions
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How to implement an Equalizer in Track player?

I am developing a project in react-native for music player. In this project i have to implement equalizer ,can anyone suggest a library for this?
AshishVE
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Audio equalizer for audio notification in app - react native iOS

In light of my bachelor project i am coding an application where it is optimally possible to alter the notification sounds played in the app. In that regard i was wondering if there are any equalizer plug-ins/modules available for react native that…
kib
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Android audio equalizer

I am working on an Android application which should work like Digital Equalizer. It should have 10 channels with Volume (level in) and Gain (level out). It should have ability to perform Fast Fourier Transform of audio stream ranging from 5 to…
John
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No negative Gain on UWP EqualizerEffectDefinition?

im building a tool for some musician friends of mine and i wanted to create an equalizer like spotify has. But i cant put the Band Gain of the equalizer Every digital equalizer i've seen so far was able to put the Gain below 0. I also can't…
Nico Eggers
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What does the equalizer do in MeshLab's QualityMapperDialog?

In MeshLab, you can use the quality mapper to maps some qualities (values) on your mesh points to specific colors. The QualityMapperDialog offers an equalizer function that has three bars and affects the histogram of the quality. What is this…
Fakher Mokadem
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AudioKit, create eq from reference file

I'm working with an audio app and Im using the amazing AudioKit. Now, I want to color my app sounds with the eq-curve of an old speaker cabinet. I have this reference audio file which contains white noise that was played back through this speaker…
MrHaze
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Equalizer UnsupportedOperationException: AudioEffect: invalid parameter operation

This is my equalizer class, and for a long time it worked without any problem,but now i'm getting this error. P.S yesterday i flashed a custom rom on my phone, could that be the problem? Because on another device it works fine. Error Caused by:…
Vince VD
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How do I randomly equalize unequal values?

Say I have multiple unequal values a, b, c, d, e. Is it possible to turn these unequal values into equal values just by using random number generation? Example: a=100, b=140, c=200, d=2, e=1000. I want the algorithm to randomly target these sets…
EternalPropagation
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ffmpeg parse error with bass audio filter and expression evaluation

I am trying to dynamically change the bass of an audio file as a function of time. For instance, say I would like to gradually increase the bass over a period of 5 seconds. The command I am using is ffmpeg -y -i in.wav -af \ …
Shaun
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How to make this equalizer more efficient?

So I have been working on making an equalizer and the problem I am facing is that the pyaudio stream is streaming much faster than the speed with which the eq. is finding the bass component of the audio file. I will briefly outline the…
Black Jack 21
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URI Scheme for Microsoft Equalizer app on Windows Phone 8.1

This is a question for an old platform, but I happen to need to write an app for Windows Phone 8.1. This app needs to launch the Microsoft Equalizer (audio) app that could be installed on some Nokia Lumia devices and enabled audio equalizer in the…
TheAgent
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Segmentation error when trying to equalize an image

I've been reading about opencv and I've been doing some exercises, in this case I want to perform an image equalization, I have implemented the following code, but when I execute it I get the following error: "Segmentation fault (core dumped)" So I…
nneJZ03
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How can I sample an audio stream on iOS for visualization regardless of the audio source?

I'm interested in creating an iOS audio visualizer, not one that uses AVPlayer or any other similar derivatives, but one that is able to parse through an audio signal and create an audio visualization regardless of the application that is playing…
user379468
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Apply Equalizer on Orbit slider in Foundation 6

I am trying to get all of the slides in my orbit slider to be the height of the largest slide. Here is my markup: $(document).ready(function(){ $('.orbit-container').equalize('outerHeight'); });
user1380540
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Linear regression -- Stuck in model comparison in Matlab after estimation?

I want to determine how well the estimated model fits to the future new data. To do this, prediction error plot is often used. Basically, I want to compare the measured output and the model output. I am using the Least Mean Square algorithm as the…
Ria George
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