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Questions tagged [mixer]

Anything related to audio mixers, i.e. hardware or software (virtual) devices used to mix the signals of independent audio sources together in order to produce a single audio signal out of them. Appropriate for questions about the software audio mixing applications commonly found on computers and smartphones.

Anything related to audio mixers, i.e. hardware or software (virtual) devices used to mix the signals of independent audio sources together in order to produce a single audio signal out of them. Appropriate for questions about the software audio mixing applications commonly found on computers and smartphones.

See related Wikipedia article.

197 questions
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PyTest with single django model creation

I'm using mixer to generate my model and running them with pytest. All I wanna do is generate my model only one time and run several tests with the same model I generate. Here is what I want: Code import pytest from mixer.backend.django import…
jarussi
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Java: How do I change my audio output device from the default?

So I'm working with text to speech. I need to have it play out on a specific line (over my tv instead of over the default headphones). I managed to read the devices and grab the correct line with static void printAllMixerNames() { …
user1028872
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Android 5 - Change default audio input route to use external USB card on Streaming

I'm trying to use a Samsung Galaxy S6 Edge Android 5.1.1 (rooted) as an basic audio/video live stream equipment but I can't route audio from an external USB card Behringer UCA202 Class Compliant 1.0 to default phone camera application. Default…
Obocaman
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Set ALSA master volume in dB from C code

I can't seem to be able to set the volume in dB on my Machine. I am running a Ubuntu 13.04 System in a VirtualBox (for development). I followed these instructions to set the volume as scalar and to control the mute state and everything works just…
user2902196
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1 answer

Play audio through muliple channels with python

Is there a way in python to play two different mono mp3 files through the left and right channels? I have two mp3 files and I want to play one through the left speaker and the other mp3 through the right speaker, programatically in python. Any…
Vimal
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ALSA: Couldn't open audio device: No such file or directory

If I start my python program as root (I have to start it as root cause the keyboard-module) this problem accrued: ALSA lib pcm_dmix.c:1032:(snd_pcm_dmix_open) unable to open slave Stopping program Stopping program Traceback (most recent call last): …
N1CK145
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Two different audio file playing on Left channel and right channel with pygame

I have a code where I specified two different audio files in two different channels and plays simultaneously, but I need a way to make each file play on only one channel and the other on the other channel. For instance, two audio files playing…
Gobinda Sinha
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Why doesn't my PyGame mixer play sounds,?

My PyGame mixer in 2.7 won't work with the sound option. I can make it work with mixer.music but not with mixer.sound, with mixer.sound it makes a small ticking noise and then stops. Code: import pygame pygame.mixer.init(frequency=22050, size=-16,…
user164814
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How to realize a multi channel audio pre-mixer in .net

I'd like to use C# to implement an application that can play multiple audio streams at the same time. Peanuts - now the interesting part: assuming every stream is single channel (mono) I want to adjust the volume for every speaker (5.1 or even 7.1)…
Marc Wittke
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Can't set multiple musical instruments in iOS using MusicPlayer and AUGraph

I have a MusicPlayer that holds a MusicSequence containing 3 MusicTracks. I have set up an AUGraph with 3 AUSampler Nodes plugged into a multichannel mixer, which in turn is connected to an output node. I am using a SoundFont, and would like my 3…
user1295558
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mixing two audio file using mixer

how can i mix two audio files into one file so that the resultant file can play two files simultaneously? please help.. here what i am doing is that i am taking two files and concat them into another file.. but i want the file to be played…
pal sarkar
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How to emulate/replace/re-enable classical Sound Mixer controls (or commands) in Windows Vista?

I have a problem (and have been having it for some time now) -- the new sound mixer stack in Vista features new cool things, but also re-invents the wheel. Many applications that used to use Volume Mixer on a Windows system to mix different voiced…
Egon_Freeman
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How do you reserve a pygame.mixer Channel in pygame?

How does reserving channels work? Can I reserve specific channels or are they picked randomly? There is no clear documentation on how it works and I seem to do it wrong because mixer.findChannel() still picks reserved channels. Here's my code: …
Jérôme Welscher
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Audio Mixing with Java (without Mixer API)

I am attempting to mix several different audio streams and trying to get them to play at the same time instead of one-at-a-time. The code below plays them one-at-a-time and I cannot figure out a solution that does not use the Java Mixer API. …
ovid
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Play Music And Sound Effects On Top Of Each other (PyGame)

I was wondering if it is possible to play a sound over a different sound using the pygame mixer. So for example I would have quiet background music playing, and then something happens and another sound played on top if it. Currently for the…
Mihkel
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