The tag is for questions about the recording and playback of speech and music on your computer, but also for problems about the sound component of videos.

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2
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0answers
303 views

How do I use wine's new multi-channel audio support?

Wine supposedly added Multi-channel support to the ALSA driver in a recent release. However, I haven't found any documentation about it or any reports of anyone successfully using it. I have 5.1 ...
2
votes
0answers
123 views

mic controlling all sound | can't use audio without mic on (feedback)

Internal mic on thinkpad x201 (XP) has screeching feedback. When the mic is turned mute (no way to totally disable), the result: nothing at all can be heard even though other features are not ...
2
votes
0answers
394 views

HDMI with ATI graphics and MB sound. Discrete sound card have any value?

Two questions: With ATI video cards and HDMI, how much sound processing is handled my the video card itself? Would a discrete sound card using the same HDMI setup have any noticeable effect on ...
2
votes
0answers
600 views

Audio out of sync in multiple parts of one video, how to fix?

I have a video which has various audio out of sync at different times. For example, from 2:00 to 4:30, the audio delay is 6 seconds, and 3:00 to 6:00, the audio delay is 8 seconds & 38 min ti 42 ...
2
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0answers
827 views

Multiple HDMI Audio Devices in Windows 7

Question: How do I determine which audio capable display gets sound when I chose "HDMI Audio Device" from Playback Devices? Desired End Result: A three monitor setup with a TV being a clone of one of ...
2
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0answers
590 views

How can I stream audio signals from various devices/computers to my home server?

I currently have a headless home server set up (running Ubuntu 12.04 server edition) running a simple Apache HTTP server. The server is near an audio receiver, which controls a set of indoor and ...
2
votes
0answers
157 views

Checking audio output levels per channel in Windows 7

I've got a new 5.1 channel headset, and am in the process of testing and adjusting it. How can I check the output levels per channel? I'd also be interested in seeing a breakdown of the output by ...
2
votes
0answers
523 views

How to downmix 6-channel DTS to stereo from the command line?

I tried command eac3to.exe src.dst dst.wav -down16 -down2 (v.3.24) but it just re-produces the same 6ch audio without any warning. Operating system: both Windows 7 and Ubuntu. Update: See a solution ...
2
votes
0answers
4k views

How to get Quadraphonic audio channel option in Speaker Setup?

I recently installed Windows 7 as the OS for a PC that I'm using as a media center running XBMC. Initially I only put in 2 speakers. Now I've added rear speakers. The soundcard is a SoundBlaster Live ...
2
votes
0answers
543 views

Audio delay problem with ffmpeg and parec

I need to record desktop audio and video in an automated way. So I wrote a small multithreaded python script which basically does the following steps: # 1.) Grab desktop audio AUDIO_SRC=`LANG=c ...
2
votes
0answers
577 views

Default Audio Output Device Selector

I have a laptop with a HDMI port that I am using at home to connect to a big monitor with speakers. When at home, I want my default audio out to be HDMI. However I also take my laptop to work with ...
2
votes
0answers
72 views

Quick way to find out how much silence is at the start of an MP3?

What's a quick and easy way to find out how much silence is at the start of an MP3? I know there's a lot that goes into that... I don't need anything too precise. Within 50 or so milliseconds is ...
2
votes
0answers
26 views

What program to use to save audio CDs to a shared drive?

We are converting old audio cassettes and saving them on CDs but for preservation purposes. We would like to save them to a shared drive and then link to a MARC format library record. Does anyone ...
2
votes
0answers
695 views

Alternatives for Mac OS X Aggregate Device on Linux and Windows

In Mac OS X I am able to create an aggregate audio device, select, which hardware it will use to output/input sound, and, which sound channels it will use for output. The utility to do this is ...
2
votes
0answers
47 views

Windows program start with specified audio level

Is there a way for a windows program to start up such that its audio level (as seen in the volume mixer) is at a specified level? Simply being able to remember its previous level from when last run ...
2
votes
0answers
842 views

using Ubuntu 10.10 I want my speakers and head phones as separate devices

I would like it if I could set my rear speaker jack, not surround sound rear, to be used as the system default only. I want the head phones, that plug into the front of my PC, to be silent, unless I ...
2
votes
0answers
575 views

Remote Desktop: Streaming audio on both computer

When I connect to my other computer using rdp, I have three choices: listen audio from my remote desktop, listen audio to my client computer, or don't listen to audio at all. But I'd like the audio ...
2
votes
0answers
843 views

Recording microphone jack in Ubuntu

Greetings, I'm attempting to record Live TV from a TV capture card to FLV files with FFmpeg. When I first started on this project 2 weeks ago I was expecting something quit simple. Yet, so far I've ...
2
votes
0answers
764 views

No Audio Output Device is installed

this is an intermitent problem in my Sony Vaio model PCG-5K1L. I keep on getting a "No Audio Output Device is installed" when hovering my loudspeaker icon in Windows Vista. I have tried System >> ...
2
votes
0answers
492 views

Making volume display not show up on screen when using logitech video

Making volume display not show up on screen when using logitech video I have a Logitech camera that I use with Gmail chat. When camera is active and working. Whenever a sound is loud enough to be ...
1
vote
0answers
22 views

Properly downmix 5.1 to stereo using ffmpeg

I have a 5.1 audio track from a film where front left and front right contains music, and center contains dialogue. Playing the 5.1 track in VLC blends everything together nicely. I'm trying to ...
1
vote
0answers
18 views

run spotify in background on windows 8.1 with screen off (tablet)

I run windows 8.1 on Linx7 tablet, installed Spotify on it and it runs great. However when the screen goes dark the music stops. Can it be changed so spotify runs in background with audio output on?
1
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0answers
14 views

Recover Corrupt Audio Data (files visible but not accessible)

I'm was doing PA and recording at a medical conference this weekend but have hit distaster with corrupt data. Was recording a .WAV file using a line into a Tascam DR-40 audio recorder. Recorded about ...
1
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0answers
28 views

How to remove section of audio from video file?

I have a short video clip with audio. Towards the end is a voiceover that I want to remove. I'm trying to use avidemux to edit this, but I don't see any way to remove just a portion of the audio. ...
1
vote
0answers
47 views

Change playback device “default format” in Windows 7 from command line

How can I change the speaker's default audio format from the command line? I have an intermittent audio problem (probably from driver/sound card/motherboard incompatibility) that I can temporarily ...
1
vote
0answers
55 views

Youtube videos become out of sync with chrome

While watching youtube videos, slowly but surely they become out of sync. By pressing progress bar ticker and dragging it to, for example, same position - audio sync issue is fixed, but, after a while ...
1
vote
0answers
23 views

save alsamixer input source centos 6

I am not able to save the input source of my alsamixer. Every time I reboot the system the input source is set back to front mic. I want it to stay as rear mic. I tried alsactl store I disabled ...
1
vote
0answers
126 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. Basically, after logging in via ssh, a command line like mpg123 test.mp3 should play the test.mp3 on this remote ...
1
vote
0answers
102 views

AC'97 Audio Controller (rev 04) does not work on ubuntu 14.04

i have intalled ubuntu 14.04 on my Acer Aspire 1690 wich has sound driver Multimedia audio controller: Intel Corporation 82801FB/FBM/FR/FW/FRW (ICH6 Family) AC'97 Audio Controller (rev 04) ...
1
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0answers
65 views

My PC blacks out randomly. Screen says “No Signal”, fans and LEDs are running

My PC blacks out randomly. After running for maybe 1hr or so the monitor blacks out and displays "No Signal". Audio also stops and I am unable to turn off the PC with keyboard shortcuts. The green LED ...
1
vote
0answers
36 views

My volume is low even though all settings are at max

I'm having issues with my volume and I can't find the error. No sound will ever get the green bar to the top. Some days it does though but now the volume is very noticably lower in my speakers. I ...
1
vote
0answers
10 views

waveform of a closed switch recorded from usb soundcard line input

This is kind of hard to describe, but I would like to know what kind of waveform pattern would be generated if I close a switch that is plugged into my USB sound card line input. I am specifically ...
1
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0answers
52 views

Why do my earbuds not play voices and muffle the music?

I'm on an Asus q550lf-bsi7t21 with Windows 8.1 installed. I have Realtek HD Audio drivers installed. While listening to music/watching videos voices are muffled/nonexistent and some of the music part ...
1
vote
0answers
17 views

Is there a KVM switch that plays audio from all connections?

My PC is set up with Xen. It is running two DomU's, both with a VGA card exposed. One domain is going to get the sound card on the motherboard and the other is going to get a USB audio card. I ...
1
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0answers
43 views

connected laptop with TV- sound from tv not working

I have connected a tv via HDMI to a laptop running ubuntu 12. I can see the video on the televsion but the sound plays from the laptop and not from the television. Any ideas on what I need to change ...
1
vote
0answers
16 views

USB 2.0 Port Causing Weird Audio Artifacts on MP3 Player

I have a SanDisk Sansa Clip Zip 8 gb. A little while ago, I built a new computer, and so far everything has been working fine, besides the USB 2.0 ports on the front. The ports seem to work fine ...
1
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0answers
146 views

How to save udp stream to .ts files whith ffmpeg while keeping timestamp?

I need to record a live udp stream containing multiple TV programs ( up to 30 ) to .ts files .To do so i'm using FFMPEG . I have a muxer at work , but i dont go there everyday so im using a sample ...
1
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0answers
53 views

Stopping laptop speakers from playing alongside headphones

I recently bought a new Acer Aspire V 13. Having problems listening to headphones because the inbuilt laptop speakers keep playing when I plug in headphones, and I want to be quiet. I have Realtek HD ...
1
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0answers
45 views

Windows 8 lowering down volume of applications when it detects communications - yet setting is set to “Do nothing.”

Title pretty much explains everything. In my sound settings under the "Communications" tab, I have Windows set to "Do nothing" when communications are detected, yet it still lowers other applications. ...
1
vote
0answers
95 views

MPC-HC + AC3filter playing too fast with DTS-HD MA

Video plays too fast, as if fast forward was enabled. It used to happen with VFR MKV video, and was fixed with View > Render Settings > Presentation > Enable Frame Time Correction. This week this ...
1
vote
0answers
31 views

Playbak device not recognized when using HDMI

I recently purchased a new laptop that came with windows 8.1 . When I first got the computer I tested that when I plug in my HDMI cable into the computer and connect it with the TV, the TV is ...
1
vote
0answers
80 views

Speakers has a lower volume than actual volume output from system

This started happening a while ago. I realized the volume I hear is very low. I opened up the volume control panel and I see the speakers are outputting a lower volume than "System" (it is only ...
1
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0answers
63 views

Concatenate wav audio files leaving a small gap using SoX or other command line tool

I've been looking at using Sox to concatenate multiple raw audio files together. With SoX this is as simple as sox file1.wav file2.wav file3.wav out.wav However I want to join the files with a ...
1
vote
0answers
404 views

Can't play audio files on Windows 8

I am trying to play mp3 files on my windows 8 laptop. For some reason they are not being played on any player. I can see the following error in Windows media player: Windows Media Player ...
1
vote
0answers
1k views

Audio from headphones is muted after screen is locked or sleep mode (Windows 8.1)

FINAL SOLUTION Apparently installing the Hotkey utility from CLEVO (which can be also found on Sager's drivers page) is enough. Latest version is 8.0100. I still have to find a way to fix the problem ...
1
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0answers
47 views

Send audio to all outputs with individual level control

I have some head phones hooked up to the front jack and some speakers hooked to the rear. In the Realtek Audio Manager I disabled front panel jack detection so I get sound out of both. However I would ...
1
vote
0answers
168 views

sound crackling/popping after wake from suspend

I have a windows 7 PC, with built-in sound card in the motherboard and a USB headphone. After waking from sleep, the sound very often (though not every time) crackles/pops (say, when playing a flash ...
1
vote
0answers
34 views

Play sound when Windows 8 unlocks

I have the opposite problem of this user – I want to get Windows to make a sound when I unlock it, but I can't figure out how to. I followed the instructions that are linked there to modify my ...
1
vote
0answers
94 views

Window 8.1 Volume keeps changing after releasing keyboard volume keys

I recently upgraded my PC from Windows 7 to 8.1. When I tap the reduce/increase volume keys on my Logitech Media Keyboard Elite, Windows keeps reducing/increasing the volume as if I was holding the ...
1
vote
0answers
84 views

When switching my default playback device on Windows 7, the programs all change to the newly set device

I had it set up so that if I had my default playback device set to HDMI and then I opened Firefox to play Netflix, I could change the default playback device to Speakers and play a game. Once I did ...