We have collected the most relevant information on Ffmpeg Alsa Audio Capture. Open the URLs, which are collected below, and you will find all the info you are interested in.
Capture/ALSA - FFmpeg
https://trac.ffmpeg.org/wiki/Capture/ALSA#:~:text=Capturing%20audio%20with%20ffmpeg%20and%20ALSA%20is%20pretty,card%20or%20device%20you%20would%20like%20to%20use.
Capture/ALSA - FFmpeg
https://trac.ffmpeg.org/wiki/Capture/ALSA
Screen capture WITH audio in ffmpeg - Stack Overflow
https://stackoverflow.com/questions/29478548/screen-capture-with-audio-in-ffmpeg
I am able to record audio perfectly fine with the command: FFmpeg/ffmpeg -f alsa -ac 2 -i pulse -- output.wav. However, when I try both screen capture and audio, like this: FFmpeg/ffmpeg -video_size 800x600 -framerate 25 -ac 2 -f x11grab -i :0.0+0,0 -ac 2 -f alsa -i pulse -ac 2 -acodec copy output.mpeg -ac 2.
Audio Capture with FFmpeg (ALSA) - YouTube
https://www.youtube.com/watch?v=cObC-nNUIwI
A quick tutorial on how to capture audio from an ALSA device, such as a microphone, using FFmpeg. I forgot to mention in the video that a version of FFmpeg c...
FFmpeg Devices Documentation
https://ffmpeg.org/ffmpeg-devices.html
For example to capture with ffmpeg from an ALSA device with card id 0, you may run the command: ffmpeg -f alsa -i hw:0 alsaout.wav For more information see: http://www.alsa-project.org/alsa-doc/alsa-lib/pcm.html
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