All Questions
659
questions
13
votes
3
answers
27k
views
ffmpeg command for concatenate two mp3 files
I am using ffmpeg for Concatenating two MP3 files together,
I use this command :
ffmpeg -y -i first.mp3 -i second.mp3 -filter_complex "[0:0][1:0] amix=inputs=2:duration=longest" -c:a libmp3lame ...
- 133
13
votes
5
answers
14k
views
Join many MP3, OGG, and FLAC files into one WAV or FLAC
I have 33 audio files, each about 11 seconds long, and I'd like to merge them into one lossless file. How can I do this efficiently (i.e. without cut-pasting in Audacity 33 times)?
- 1,103
13
votes
2
answers
8k
views
Is it possible to route different applications to different audio outputs with Pulse Audio?
Is it possible to route different applications to different audio outputs with Pulse Audio? I'd like my music to be played on my Stereo, but I'd like sound alerts to be played on my notebook speakers. ...
- 6,334
12
votes
2
answers
8k
views
Prevent applications to control master volume on Linux
Whenever I change the volume in VLC, Rhythmbox, or a video on YouTube, it change the master volume, i.e. the system volume. How can I prevent this from happening?
I'm running Debian 7.0.0 (wheezy) ...
- 2,116
12
votes
2
answers
26k
views
Play sound *on* remote machine via ssh on Ubuntu / Linux
I want to play sound on a remote machine via SSH, without X11 involvement. This should work regardless if a user is logged in to the console or X or not.
Basically, after logging in via ssh, a ...
- 724
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 / ...
- 2,087
11
votes
3
answers
12k
views
systemd keeps respawning pulseaudio, and doesn't allow me to stop it
So I was trying to stop pulseaudio with pulseaudio -k, but it kept restarting "on its own", even though I have the configuration autospawn = no in place.
I'm pretty sure it's systemd that keeps ...
- 448
11
votes
3
answers
8k
views
Set device for program in PulseAudio?
In computer I have 2 sound devices.
When I run some program (let's say Skype) I can (using "pavucontrol" -> "PulseAudio Volume Control") setup so that this application will use given device for ...
user7385
10
votes
9
answers
24k
views
Sound stopped working after upgrading to Linux 5.4 (Intel HD Audio)
After upgrading from Linux 5.3 to Linux v5.4.2 on Arch Linux, all of my audio stopped working. The only thing I see in Gnome 3’s Sound settings is “Dummy Output” and aplay --list-pcm says: “No card(s) ...
- 1,692
10
votes
5
answers
42k
views
Ubuntu: Best way to set microphone volume by command line
I have tried:
aumix -i 100
However that only seems to get me to about 3/4 of the maximum volume when I look at the change in the Sound Preferences panel.
Here is a screenshot of Sound Preferences ...
- 843
10
votes
2
answers
15k
views
"Dummy Output" instead of audio device on Debian 9
OS: Debian 9
Kernel:
Linux version 4.9.0-6-amd64 ([email protected]) (gcc version 6.3.0 20170516 (Debian 6.3.0-18+deb9u1) ) #1 SMP Debian 4.9.82-1+deb9u3 (2018-03-02)
After 6+ months ...
- 203
10
votes
2
answers
4k
views
Why you can't just "dd" CD Audio like an ordinary data CD?
My friend tried to export cdrom device over network using nbd server but we noticed that while it works for data CDs, audio CDs don't really behave the way ordinary data disks do. And I'm not talking ...
- 820
10
votes
2
answers
8k
views
How do I play audio though jackd from console?
OSS | play
ALSA | aplay
PulseAudio | paplay
JACK | ?
What tool can I use to test if jackd is properly configured and make it play something?
- 17.3k
10
votes
1
answer
3k
views
No sound in Mathematica under Linux
I have a huge set of events in Mathematica that I need to react to, and it's not practical always checking for it, especially since events are randomly distributed in time.
So I wanted to add a simple ...
- 569
10
votes
3
answers
4k
views
Is there a music player that will automatically mute when other audio starts playing? [closed]
I find myself listening to music while I use my computer, and constantly pausing and un-pausing the music when I watch a video on youtube, open up a game, or any other task that needs audio.
Do any ...
- 101