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pulseaudio - How to capture desktop sounds (Pulse …
https://askubuntu.com/questions/291910/how-to-capture-desktop-sounds-pulse-audio-output-from-avconv
The syntax to invoke avconv is nicely explained in the manpage for avconv. From audio recordings the following options are available:-f: Force input or output file format.-i: input file name. To record from ALSA we need the format to be alsa, and the input depends on the device we record (usually this will be the defualt device). Then your command should be as follows:
AVCONV WebCam/Audio recording (Pulseaudio) …
https://www.linuxquestions.org/questions/debian-26/avconv-webcam-audio-recording-pulseaudio-pavucontrol-4175523979/
Debian jessie / sid Here is a fast and easy way to record your videos using pulseaudio. no working! "ffmpeg -f alsa -i pulse -ac 2 -acodec AVCONV WebCam/Audio recording (Pulseaudio) Pavucontrol Share your knowledge at the LQ Wiki .
sound - Splitting audio channels using pulseaudio - Ask …
https://askubuntu.com/questions/277260/splitting-audio-channels-using-pulseaudio
Splitting audio channels using pulseaudio. Bookmark this question. Show activity on this post. My mission is record desktop using avconv (ffmpeg) + record microphone input + use sphinx program which also need the same microphone for voice control. Now, the problem is that if I start sphinx first, then I can't start avconv (because microphone ...
Record desktop and microphone audio with Avconv | Newbedev
https://newbedev.com/record-desktop-and-microphone-audio-with-avconv
Install Pulse Audio Control. sudo apt-get install pavucontrol Only playback record (no microphone) Open it → Input Devices → Show: All input devices → Use Green Button to the right to Select "Monitor: Analog Audio" There are different channel names but You can run some player and see which has signal.
Trying to record my desktop with avconv and pulseaudio ...
https://www.reddit.com/r/linuxquestions/comments/13v6c7/trying_to_record_my_desktop_with_avconv_and/
Trying to record my desktop with avconv and pulseaudio. Close. 3. Posted by 9 years ago. Archived. Trying to record my desktop with avconv and pulseaudio. I'm using avconv from git (since the Ubuntu repo one doesn't have x264 or lame) I've cobbled together this after several hours of googling
how to use avconv to record streaming audio (how to define ...
https://unix.stackexchange.com/questions/88139/how-to-use-avconv-to-record-streaming-audio-how-to-define-sources
Then record audio with avconv by using exactly that name after the -i switch. avconv -f alsa -ac 2 -ar 48000 -f pulse \ -i alsa_output.usb-Focusrite_Scarlett_2i2_USB-00-USB.analog-stereo.monitor \ -acodec libvorbis -aq 6 test.ogg In essence ommit the greater-than and smaller-than signs around the identifiers in your example and it should work.
How to Record Your Desktop Video and Audio Using …
https://www.tecmint.com/record-ubuntu-desktop-screen-using-avconv/
You’re ready now, all what you have to do is to record your desktop video by issuing following command. $ avconv -f x11grab -r 25-s 1920x1080-i :0.0 -vcodec libx264 -threads 4 $HOME/output.avi. Now let’s explain the command in short: avconv -f x11grab is the default command to capture video from the X server.
ffmpeg - Record local audio in a docker container - Stack ...
https://stackoverflow.com/questions/27637465/record-local-audio-in-a-docker-container
You don't need a sound card in the docker container - pulse audio will create a null sink/source for you, and you can add a loopback device if you like as well. However! I have gotten connection errors if I'm using a pulse audio library that needs X. I …
ffmpeg - How to record my full screen with audio? - Unix ...
https://unix.stackexchange.com/questions/14979/how-to-record-my-full-screen-with-audio
I use pulseaudio as input of this tool to record the audio an video together with the follow command: avconv -y -f pulse -i default -f x11grab -r 25 -s 1440x900 -i :0.0+0,0 -acodec libmp3lame -vcodec libx264 -preset ultrafast out.avi. ffmpeg command should be used with almost any modification to the specified parameters.
Linux Audio and Streaming - srevilak.net
https://srevilak.net/wiki/Linux_Audio_and_Streaming
ALSA and Pulse Audio. I know of two major audio systems for linux: ALSA and Pulse audio. ALSA deals directly with hardware, and pulse audio is an abstraction layer that sits on top of Alsa. ... Now, try to record some audio: ... its replacement called avconv (see Changelog for details). Please use avconv instead.
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