Questions tagged [stereo]
The stereo tag has no usage guidance.
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FFmpeg - Downmix 5.1 to stereo | -vol option deprecated [duplicate]
I was using for years a method for dowmix 5.1 to stereo using FFmpeg.
In particular the one called Downmixing without discarding the LFE channel (Dave_750's answer) and detailed in this post:
https://...
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2
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1
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The Stereo Mode of my Headphones Can't be Activated on Windows 11
I have a problem since I installed Windows 11. The sound of my headphones suck. So I looked at a lot of forums to understand the problem.
What I understood is that on Windows 10 there were like two ...
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1
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ffmpeg with libfdk_aac: AAC-HE-V2 profile doesn't work for mono sound?
Whenever I use ffmpeg with libfdk_aac to convert a piece of audio to AAC, I noticed the aac_he_v2 profile does not work if the source audio is mono. For example:
ffmpeg -i mono.wav -c:a libfdk_aac -...
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FFmpeg audio normalization from multi-channel audio to stereo to fix the quiet dialogues
When playing 5.1 surround sound audio on stereo, the dialogues come out quiet low but the other sound effect comes out heavily loud. Fortunately, FFmpeg already has built-in filters to fix this issue ...
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1
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How can I properly normalise surround audio to stereo(2 channels)
This question has been asked before but my query is different and more specific. In MPV player I use this command af=format=channels=stereo,dynaudnorm which is like live normalising the audio. However,...
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1
answer
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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 ...
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1
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321
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How to use FFMPEG to stack two equirectangular images to top/bottom format?
This command line does what I need, but it is a little tricky...
ffmpeg -i left.jpg -i right.jpg -filter_complex "[0]scale=iw:ih*2[grande],[grande][0]overlay=x=0:y=0[base],[base][1]overlay=x=0:y=...
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What is the recommended way to downmix 5.1 or 7.1 to 2.1?
I've been trying to downmix a 5.1 DTS HD-MA (specifically arranged as C L R Ls Rs LFE) track into 2.1 (with LFE), but I'm not sure of the recommended/standard way that doesn't mess up the audio.
I ...
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How do I check if a 2-track WAV file is "really" in stereo?
I have an audio file (WAV format to be specific). When I open it with an editor (e.g. audacity), I see two channels I suspect that the recording is actually mono rather than audio, i.e. I suspect the ...
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Is it possible to set Windows to downmix all 5.1 surround audio to stereo on driver level?
I have about 2000 media files that I run through Plex on my laptop, which has stereo speakers. The problem is most of these files have the audio track distributed through 6 surround channels, which ...
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Low stereo volume from pc sound
Not sure where to put this but I'm having an issue with the sound from my stereo. I have a standard set of 2.1 pc speakers hooked to the pc and an rca plug ran to my stereo. Sound from 2.1 is perfect ...
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0
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Bluetooth stereo using diferent devices
I have two different Bluetooth speakers. Each one is mono.
I have my computer connected to both speakers at the same time but the sound is always mono in each one.
Can I use linux app or windows .exe ...
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568
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How to duplicate audio device
The situation is as follows:
I recently bought Sennheiser GSX 1000. The device has two main modes: 7.1 and 2.1.
The 2.1 supports 24bit, 96000Hz (Studio Quality) input. This setting I use for ...
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1
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834
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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'
-...
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1
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1k
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ffmpeg take channels 7+8 and make a stereo
I have a 8 audio track mov file which I want to encode to mp4 using ffmpeg BUT take the tracks 7+8 and put them as stereo with 320k and 48KHz to that mp4.
My line is this:
ffmpeg -i %source% -map 0:0 ...
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1
answer
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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 ...
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1
answer
3k
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How to properly downmix 5.1 sound to stereo
I usually watching Blu-Rays with PowerDVD 16. For some time now, instead of a monitor and a 5.1 sound system I used before, I use a television via HDMI now. The television only has Stereo.
When I had ...
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2
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Left/Right Audio Balance Locked Together on Bluetooth Headphones
I'm using Windows 10. I'm a bit deaf on one side so I need to change volume balance of my bluetooth stereo headphones in Window's settings.
For some reasons, recently the L/R volume controls become ...
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1
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Converting image sequence to stereo H.264 video
I have an image sequence of JPG files exported from Blender. I would like to create a stereo side-by-side (left/right) H.264 video using ffmpeg using libx264.
My image sequence is as follows:
...
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Is LFE channel completely lost when downmixing 5.1 to stereo using ffmpeg?
so, I've been reading a lot about downmixing 5.1 to stereo, but as documentation provides, it creates L and R channels, so is the LFE channel being included down the mix? Is it completely lost? I've ...
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How do I increase the stereo mode volume of my headphones when they're already at max?
I have an MDR-1000X headphone and on opening the sounds option for it, I see two options to be used for the output audio: the Hands-Free and the stereo part (as shown in the image below). Now when I ...
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MP3 CD compatibility with older MP3 capable car stereo system
I have MP3 files recorded on CD-R. The files play on a newer (2012) MP3 capable car stereo, but not on an older (2006) MP3 capable car stereo. The following caveat is in the User Manual for the older ...
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1
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2k
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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 ...
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3
answers
22k
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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 ...
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1
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1k
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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 ...
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1
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872
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Play audio through 2x HDMI monitors & 1x Aux Monitor
I am trying to get all three of my monitors to play audio out of their speakers however I am having an issue with HDMI connections on two of the monitors overriding the AUX connections
Monitor 1:
...
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1
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2k
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flac to "stereo mp3" not "joint stereo" using ffmpeg
After reading and trying contents of the post talking about flac to mp3 conversion, I didn't find the solution
I try this command again and again for converting flac to "stereo" mp3:
ffmpeg -i ...
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1
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992
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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....
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2
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174
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How to use Music-box for pc?
I have two music-boxes 100W/4 ohm.
Could I use these for the pc, have the output connectors of the pc(integrated) enough power or should I find something like an active or passive amplifier(if ...
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3
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FFMPEG: Amplify one channel of audio file
Okay, so I have one audio file that's in .mp3 and need to amplify only left channel. I have found out how to do i on the whole file using this command:
ffmpeg -i input.wav -af "volume=1.5" output....
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1
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Can't get Stereo Mix to work through Skype no matter what
I'm trying to get Stereo Mix to work through Skype and I've been trouble shooting for ages. I've tried every fix from the first 2 pages of google and my friend who has gotten Stereo Mix to work ...
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1
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ffmpeg downmix to 5.1+2.0 from 5.1
I need output of 5.1 + 2.0 (PCM, 6 mono tracks + 1 stereo track) from a 5.1 source. This means I need:
first 6 channels input --> ch1, 2, 3, 4, 5, 6 (mono tracks)
+
first 6 channels --> ch7-8 (stereo ...
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1
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915
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ffmpeg stereo3d not working with scale
I used this command to recode stereo video:
ffmpeg -i seav.mp4 -vf stereo3d=abl:sbsl -c:a copy seah.mp4
But when I add scale it fails:
ffmpeg -i seav.mp4 -vf stereo3d=abl:sbsl scale=2560x720 -c:a ...
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5
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PC not differentiating Left/Right channel properly
I have an .mp3 (Bohemian Rhapsody to be exact). When I play it on my Mobile (Xiaomi Redmi 2), the lyrics "Little High", "Little Low" which are supposed to be on left and right channels respectively ...
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2
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Is there a bluetooth adaptor that can take audio in via cable and transmit to headsets via bluetooth?
Sorry if the title is confusing and that is why I have created a little diagram. Basically I am trying to connect my Bluetooth headsets to my computer but since, I don't have native Bluetooth device ...
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1
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1k
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Set different audio channel outputs for different programs
is it possible to assign programs to only output there sound to a specific side? I.e. skype only uses the left speaker/headphone while chrome uses the right speaker/headphone?
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0
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How to connect music system speakers to computer?
I have an old stereo system lying around, I am thinking of connecting it to my computer/television. However the main unit of the system is no longer working. How can I use the stereo speakers with my ...
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Convert Audio 5.1 to Stereo [closed]
I am having issues playing the MKV video files I download on my friends TV, the TV shows I download have been playing just fine with no issues. The video portion of the files play flawlessly however ...
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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 ...
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-1
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1
answer
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Windows 7: Merge Front and Back Stereo channels and output the resulting one in the subwoofer channel
I have a Sound Blaster X-Fi Titanium, and I use the standard 5.1 analog outs on the back of said card.
I am playing Elite Dangerous and have a custom buttkicker gaming chair, but apparently Elite has ...
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1
answer
24k
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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.
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2
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Possible to use Bluetooth headset in Stereo mode with Mic?
Okay, so I have this bluetooth headset (it's a Skullcandy Hesh 2 Wireless). I want to use it with my PC which is running Windows 8.1. I can pair it just fine. After pairing it adds three devices under ...
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0
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338
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Can I set windows audio to Stereo while VIA driver is 5.1?
I have a 3.1 audio setup (2 front, 1 center, 1 subwoofer) and I want to use only these in games - but what happens is the games are sending audio to the Rear channels which are disconnected, therefore ...
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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 ...
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72
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13
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129k
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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 ...
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2
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3
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2k
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(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)...
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2
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Windows: 2 independent audio devices for stereo?
In our company we have several small USB speaker/mic combinations (jabra speak) for skype conferences.
Is there a way I can just plug in 2 of these in 2 usb slots and then tell Windows (or iTunes) to ...
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0
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72
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Smartphone audio streaming - mp3 to stereo
There is a feature in modern smartphones where you can have a mp3 file in your phone and stream it to a bluetooth device for playback. My question is, how does this work?
Since it is mp3, there is ...
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4
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146k
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How to get 5.1 audio in Google Chrome?
I'm using Windows 7 and my speaker configuration is surround (5.1). I don't have any problem with games or my MP3 player. Games have surround output and it works perfect. MP3 player's output is stereo ...
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1
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Turn 5.1 (or 7.1) sound card into 3(4) distinct stereo outputs
I'm planning a whole house sound system, but I don't make that much money. (I've already looked at some of the pro systems, and none of them quite do what I want, but that's another article)
What I ...
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