1
vote
0answers
146 views

Splitting audio channels using pulseaudio

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 ...
1
vote
2answers
4k views

how to format the ffmpeg command to record sound from my webcam

Using ffmpeg arecord -L, I am able to identify my Logitech usb webcam as: hw:CARD=U0x46d0x821,DEV=0 USB Device 0x46d:0x821, USB Audio Direct hardware device without any conversions ...
3
votes
0answers
1k views

FFmpeg not recording audio during screen capture [closed]

I'm using the script below to run FFmpeg on Ubuntu 10.10. I followed these instructions to install FFmpeg & x264. While ffmpeg does capture the screen it does not capture the mic audio. I've ...