2017-11-27 3:14 GMT+01:00 Marco Paolieri <[email protected]>: > Now, it gives a different error: > > ~/bin$ ./ffmpeg -f alsa -i hw:1,0 -t 30 out.wav > FFmpeg version 0.6.7, Copyright (c) 2000-2010 the FFmpeg developers > built on Nov 26 2017 18:07:01 with gcc 7.2.0 > configuration: --disable-vaapi --disable-ffserver
> --prefix=/home/marco/ffmpeg_build > --extra-cflags=-I/home/marco/ffmpeg_build/include > --bindir=/home/marco/bin You can avoid these extra options by not installing and running the binary from the build directory (I never install). > libavutil 50.15. 1 / 50.15. 1 > libavcodec 52.72. 2 / 52.72. 2 > libavformat 52.64. 2 / 52.64. 2 > libavdevice 52. 2. 0 / 52. 2. 0 > libswscale 0.11. 0 / 0.11. 0 > [alsa @ 0x558ad41be420]cannot set channel count to 1 (Invalid argument) > hw:1,0: Input/output error $ ffmpeg -f alsa -ac 2 -i hw:1,0 -t 30 out.wav Carl Eugen _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
