Stack Overflow
Stack Overflow

Questions tagged [equalizer]

188 questions
2
votes
1 answer

How to capture audio output in iOS?

I'm playing an audio stream from the internet in my app, and I would like to display a graphic equalizer. The library that I'm using for the streaming is FreeStreamer. For drawing the graphic equalizer I'm using ZLHistogramAudioPlot. These two…
damjandd
  • 708
  • 2
  • 9
  • 24
2
votes
2 answers

Real-time equalizer for all audio on computer

Is it possible to capture all the sound from a computer and have it pass through a equalizer before reaching the speakers? How can you program a band pass filter on it? EDIT: I'm trying to get this on Windows (with Python? heh) but if there is a…
greye
  • 8,921
  • 12
  • 41
  • 46
2
votes
7 answers

Can I do band filtering easily with DirectSound? If not, how can I do it?

I'm wondering whether something like this is possible (and relatively easy to do), and if so, how I could do it? I would like to do band filtering on a wave file I'm reproducing. Something similar to the "Equalizer" you see in most Winamp-like…
Daniel Magliola
  • 30,898
  • 61
  • 164
  • 243
2
votes
0 answers

Android Custom Audio Equalizer

According to this topics : how to set Audio equalizer in android http://developer.android.com/samples/index.html and Android Visualizer implementation crash I want to make a custom equalizer. But i can't find any working examples. Actually i want…
Sergey Shustikov
  • 15,377
  • 12
  • 67
  • 119
2
votes
0 answers

Android : Lost Equalizer control when play next song

I have successfully applied Audio effect to MediaPlayer using a singleton Equalizer but when play other songs Audio effect is not applied anymore although I can still use that singleton Equalizer to setBandLevel(), usePreset() and hasControl()…
Wayne
  • 6,361
  • 10
  • 46
  • 69
2
votes
1 answer

Audio Equalizer in Ruby

I am working (well, playing...) in ruby, attempting to create some useful audio tools. Not anything live, not something like a midi synthesizer or live action filters or an mp3 player. What I am making are simple tools that open a .wav file, modify…
Oswald Roswell
  • 65
  • 7
2
votes
2 answers

Calculate values for spectrum analyser

How would I go about implementing a spectrum analyser like the ones in WinAmp below? Just by looking at it, I think that these bars are rendered to display the 'volume level' of a specific frequency band of the incoming audio data; however, I'm not…
Tristan
  • 3,058
  • 6
  • 40
  • 68
2
votes
1 answer

Android Equalizer Presets not effective

I observe that the android EQ presets are not effectively working.Can anyone let me know a method to make the effects more intense? Thanking you, Sreekanth
Sreekanth Karumanaghat
  • 3,383
  • 6
  • 44
  • 72
2
votes
1 answer

In iOS, is it possible to obtain waveform or spectrum data of the current track? eg: equalizer

Is it possible to read the spectrum data from the currently playing track in iOS? For example, to make an equalizer similar to the one in iTunes?
miketucker
  • 1,074
  • 1
  • 15
  • 27
1
vote
1 answer

Access to System Audio on Mac

For a some-what small (at least hopefully) project, I am hoping to gain access to the current audio being played through the "main line" (i.e. what is heard through the speakers.) Specifically, I'd like to create a visual equalizer of the audio…
Sam
  • 2,707
  • 20
  • 25
1
vote
1 answer

Making an equalizer for mp3 player

I want to make an equalizer for the mp3 player I made, but I don't know which way is the easiest way to do it. I'm using mci in my player. Please help me!!! Thanks
SuperTux
  • 135
  • 1
  • 2
  • 7
1
vote
1 answer

Matlab firpm fails for large AFR data arrays

Here is a quick & dirty code for trying to create a high precision equalizer: bandPoints = 355; for n = 1:bandPoints x = (n / (bandPoints + 2)); f = (x*x)*(22000-20)+20; % 20...22000 freqs(n) = f; niqfreqs(n) =…
JustAMartin
  • 13,165
  • 18
  • 99
  • 183
1
vote
0 answers

How to set EQ settings on pipewire?

I have a graphic eq text file full of frequencies and eq values. Where and how would I insert this file in order to make it the default experience. I have been using an equalizer app until now but it has been having too many errors. I am using a…
Ufuka
  • 21
  • 2
1
vote
0 answers

How to detect if an Android phone has a built-in equalizer?

Up until now I was using the following code final Intent intent = new Intent(AudioEffect.ACTION_DISPLAY_AUDIO_EFFECT_CONTROL_PANEL); return (intent.resolveActivity(PodcastAddictApplication.getInstance().getPackageManager()) != null); But for some…
user1026605
  • 1,633
  • 4
  • 22
  • 58
1
vote
0 answers

C# Equalizer app for Windows Sound System

I would like to make an Equalizer app for Windows and apply settings for sound system. I've found many sound API like WASAPI, DirectSound but I don't know if I can use there to apply a filter in real time for all sounds. On C# there is CSCore to…
raymater
  • 23
  • 3
1 2 3
…
12 13