Questions tagged [mono]

Use "mono" for audio, i.e. mono as opposed to stereo. Use "mono-framework" for questions about the open source .NET implementation.

Filter by
Sorted by
Tagged with
4 votes
5 answers
9k views

Converting a bunch of MP3s to mono?

I have a bunch of stereo MP3s I'd like to convert to mono. What is the best way to do this? I would prefer something that would let be batch process them. I want to keep the quality as close to the ...
15 votes
1 answer
10k views

ffmpeg: isolate one audio channel

How can I use ffmpeg to isolate one channel from an audio file? I have a stereo audio file, and I need the output to be the contents of the right channel in a mono audio file.
1 vote
1 answer
6k views

Force Windows 10 into mono and disable a speaker

My cruddy MSI notebook blew its right speaker after 3 months (it makes a horrible distorted noise on anything above the minimum setting). The only way I can work is put the right speaker to zero on ...
0 votes
1 answer
123 views

Check difference between channels in stereo audio and extract one of them

I have a recording device that produces "almost mono" files - where the left and right audio track differ by negligible amounts. This answer tells me how to extract the left channel. ffmpeg ...
39 votes
6 answers
62k views

Mono sound output in Ubuntu?

Is there an easy way of forcing mono sound output - for one ear, one earphone, one speaker?
6 votes
3 answers
48k views

How to force a stereo microphone to mono in software (W7)?

I am having an issue: I have a two channel external audio card and an XLR microphone connected to the first channel, while the second channel is unconnected. This configuration results in Windows ...
0 votes
1 answer
337 views

Is it possible to convert one channel of a stereo MP3 file losslessly to a mono MP3 file?

I recorded a mono microphone with an MP3 recorder which can only record stereo formats. Now I want to reduce the file size by removing the silent channel. Is there a lossless way to do this? This ...
5 votes
3 answers
22k views

How to verify whether a track is in mono or stereo?

Sometimes I have to verify using a reputable method if an audio track is recorded in mono or stereo, especially when researching older music albums. I have a reason to believe that Audacity doesn't ...
0 votes
0 answers
30 views

What video containers allow monaural audio?

I want to reduce video file's size and, instead encoding mono as two identical stereo channels, encode it as a one-channel mono. But will I be able to mux this true mono with video? I'm asking, ...
1 vote
1 answer
3k views

Command for toggling mono audio

There is an option in Settings app under Ease of Access > Audio that allows system-wide mono audio. I find the audio sounds better on mono audio when using telecoil neckloops, however I switch ...
2 votes
1 answer
2k views

ffmpeg combining both -af and -filter_complex filters (use left track to create mono only track *and* normalise audio)

I have lossless video captures of videotapes that I'm going to convert to FFV1 and FLAC. For a select few tapes, in the process, I also need to convert the audio to mono (only the left track exists as ...
0 votes
1 answer
2k views

How to change all mic output to mono from stereo in linux

I have ubuntu 21.04. And no matter which mic I use whether inbuilt mic or external mic all the mic input is only outputted to left channel only. I want to make that my both channel have same output i....
2 votes
1 answer
2k views

Split Stereo Input Device to 2 separate Mono Input Devices

I have a Focusrite Scarlet Solo 3rd Gen that I am using to connect my microphone and console audio from my monitor so I can have all my audio in one place. It sends the audio as an input to Windows 10 ...
1 vote
0 answers
636 views

ubuntu unable to run .exe program using wine

I want to tun a .exe program using wine in Ubuntu 20.04 LTS but it fails What i run: wine app.exe What it returns: 0034:fixme:font:get_name_record_codepage encoding 20 not handled, platform 1. 0034:...
0 votes
0 answers
49 views

nohup not starting mono

What I've done I have a home server where I test scripts before deploying them on a remote server. The script does some checks and at the end it starts a mono process in the background, using nohup to ...
2 votes
3 answers
2k views

(Lossless) conversion of stereo mp3 with one silent channel to mono

I have a couple of mp3s that are stereo but one of the channels is silent, quite annoying to listen to, especially in earphones. I can't get new recordings (the tracks are bootlegs with unknown origin)...
11 votes
7 answers
12k views

How do you make mono audio track playback in stereo in Ubuntu?

Every once in a while I'll come across a video that I want to watch (whether it be youtube or otherwise), and the sound, for whatever reason, will be only coming out one speaker. It's not a problem ...
7 votes
1 answer
25k views

How to make Media Player Classic HC play audio as mono instead of stereo?

I'm using Media Player Classic HC (MPC-HC) and I want to know how to make it play in mono sound output instead of stereo.
0 votes
1 answer
2k views

Stereo Microphone not working properly in mono applications

Some time ago, I decided to upgrade my audio from simple headset to Studio headphones and a condenser mic. For the longest time I used a XLR-1/4"Jack Mono to plug it into my Soundcards LineIn. I've ...
0 votes
1 answer
2k views

Can't run an exe app on linux with wine

I installed wine. But when i try to run the exe app. I get the following output. 009:err:mscoree:CLRRuntimeInfo_GetRuntimeHost Wine Mono is not installed I then installed wine mono but i get the same ...
0 votes
1 answer
997 views

ffmpeg libtwolame mp2 how set options like mode or copyright

How I can change the audio mode (and other option flags) for libtwolame (mp2) encoder in ffmpeg? I've tried with ffmpeg -f jack -i ffmpeg -r 48000 -c:a mp2 -mode "m" -b:a 128k and also -mode 'm' -...
1 vote
0 answers
96 views

Mono winforms failed to render persian text on linux

I'm trying to run a Persian application in mono. But the texts are disconnected and reversed. I'm running this test app on Ubuntu 19.04 (gnome in X11) I also tried running it on a Raspberry pi (...
0 votes
1 answer
48 views

Audio switching to mono under a certain volume

Since a little time I'm experiencing that my audio on Windows 10 swtiches to mono under around 10% of the maximum volume (it isn't a fixed value, if you lower the volume the threshold lowers in ...
0 votes
1 answer
337 views

CS-Script for SublimeText not working (C# Intellisense)

I'd like to use C# Intellisense for SublimeText 3 (OS X). I need it to develop games with Unity3D. So I installed OmniSharp and CS-Script for it. OmniSharp works so far but CS-Script doesn't. When I ...
-1 votes
1 answer
82 views

Compile C# program with Mono in Ubuntu14.04

According to this https://www.mono-project.com/download/stable/#download-lin, I've installed mono-devel, then according to this https://www.mono-project.com/docs/getting-started/mono-basics/ I run csc,...
0 votes
2 answers
2k views

How to get mono audio output in OSX on old macbook?

I would like to output all system audio as mono in OSX. Following this answer, I tried checking the "Play stereo audio as mono" option under the System Preferences > Accessibility tab, but it has no ...
1 vote
1 answer
1k views

FFMPEG encoding video + 2 separate mono tracks in MXF

Having trouble converting a video with 1 video track and 1 stereo audio track. I would like to convert it to XDCAM EX35 + 2 separate mono tracks. This is the error I keep getting. It looks like it ...
0 votes
1 answer
1k views

How to play mono audio ONLY when NOT plugged in headphone in windows 10?

My laptop's right speaker has broken, so I want to play mono audio when using internal speakers. In windows 10 there is an option to turn on mono audio in setting. But it makes my headphone, which is ...
4 votes
4 answers
7k views

Convert mp3 from mono to stereo using Lame

An application requires that the mp3 files it receives are encoded with 2 channels (stereo), but the original files have only 1 channel (mono). We use Lame for conversion, but i fail to make it clone ...
9 votes
11 answers
88k views

Make headphone output mono

my headphones are stereo but I would like the sound from the left and right to be combined then sent to both headphones. The reason is I'm watching a video where the people speaking are in the right ...
3 votes
1 answer
8k views

Headphones stereo sound in mono

I have a new desktop computer with a motherboard MSI B75A-G41, so I have installed the HD Realtek drivers to get the audio. My problem is I use headset (Philips SHL9560) plugged in the front headphone ...
0 votes
1 answer
453 views

X Forwarding for Mono Application

I'm having some issues getting a Mono application with a WinForms GUI to work over a SSH connection with X11 forwarding enabled. The machine I'm sitting at is a Windows 10 laptop. I have both Xming ...
4 votes
1 answer
1k views

How to convert stereo to right-channel mono on Windows 8?

I'm deaf on left side and I only can hear on right side. I have problems with videos that output in left channel or stereo, making it very difficult to hear. I discovered that I couldn't convert all ...
42 votes
5 answers
247k views

Force Windows XP to output only mono sound

So, the 'right' half of my pair of headphones broke (the transducer+wire are fine, but the earpiece broke on the headband and so the earpiece won't sit over my ear). So now the right channel is being ...
0 votes
1 answer
691 views

downmix to mono on Linux

I need to downmix from stereo to mono (my system only has one speaker) on a raspberry pi running runeaudio. I tried to apply the solution here Force downmix to mono on Linux but it does not work in my ...
7 votes
1 answer
3k views

Can't paste in gnome-terminal from Keepas2 running via mono

I'm running OpenSUSE 13.2 and I'm using Keepass2. The app is runnig via mono. I want to copy my password from keepass to the terminal, however this isn't working using CTRL + SHIFT + V. This is a ...
12 votes
1 answer
16k views

Force downmix to mono on Linux

For personal reasons (I'm hearing impaired) I need my linux machine to produce mono downmixed sound. Downmixed, not just single channel. Is there any possibility to force such behavior in ALSA / ...
0 votes
1 answer
3k views

Create ALSA device with 1 channel from 2

I'm trying to use Linphone with my microphone, but the sound is very choppy. After messing a bit with arecord, I discovered that while the sound on my sysdefault device is choppy, recording on front:...
0 votes
1 answer
1k views

How to set the version of an output MP3 file in FFmpeg

I want to split a stereo MP3 file into two mono MP3 files using FFmpeg such that each of the mono files is MPEG-1 Layer 3 Version 1: I use this command: ffmpeg -i input.mp3 -map_channel 0.0.0 left....
3 votes
3 answers
6k views

Merge stereo channels into one side?

I'm listening to stereo music albums in a pair of stereo headphones. The left speaker of the headphones is not over my ear (I can't hear the left side). The right speaker of the headphones is over ...
1 vote
1 answer
6k views

How to get ASP.NET running on Apache on CentOS 7?

I successfully installed Apache, Mono, XSP Server and MonoDevelop on a CentOS 7 machine, basically following http://www.mono-project.com/docs/getting-started/install/linux/#centos-fedora-and-...
1 vote
1 answer
768 views

ALSA: How to configure an (virtual) audio device for each channel?

I would like to play different sound/music of the left and right speaker/headphone. I understand that left and right speaker are called channel 1 and 2 in ALSA. The DJ software I'm using (mixxx) does ...
2 votes
1 answer
316 views

Using a single speaker to play e.g. Youtube audio

I thought I'd save money/space by using a single monitor - in most music players I can "downmix to mono" and then shift the balance to full left or right However I cannot downmix Youtube videos and ...
0 votes
1 answer
778 views

c++ console application on raspberry pi

how to run a VS2015 c++ console application on raspberry pi 2. I installed mono, copied the .exe file and try to run it. But it said "Cannot open assembly abc.exe: File does not contain a valid CIL ...
1 vote
1 answer
590 views

Download Mono-complete

I want to Download (not install) Mono-complete for ubuntu 14.04 as well as ubuntu 12.04 . Please Suggest How can i download? (my goal is to install it later on other system without internet. ) And ...
21 votes
4 answers
48k views

Is there a way to set iTunes to play in mono?

I've got a set of speakers, but one of them doesn't work. Is there any way to get iTunes to output to mono, but with both channels? I'm on Leopard, and going to System Preferences » Sound » Output ...
1 vote
2 answers
2k views

MonoDevelop not running after installation of a newer version of mono

After installing a newer version of mono (4.0.1) on Ubuntu 14.04.2 LTS i am getting an exception on running MonoDevelop Unhandled Exception: System.TypeLoadException: A type load exception has ...
12 votes
3 answers
7k views

How to downmix stereo output to mono on Mac OS X

Let's just open and close this: Is there a built in way to downmix all stereo output to mono on Mac OS X?
0 votes
1 answer
1k views

Windows 7 configure speakers only gets sound through left speaker

So, my desktop computer (Windows7) is hooked up to a (mini) stereo receiver through a 3.5mm jack wire at the back (connected to a single 3.5mm jack AUX IN in the stereo receiver). The receiver is, in ...
0 votes
1 answer
151 views

Where to download Mono 3.8? (installer, not sources)

Because of a bug in Mono 3.10, I have to revert to Mono 3.8. Where can Mono 3.8 be downloaded? At http://www.mono-project.com/download/ only 3.10 is available for download. At https://github.com/...