On Mon, 15 Nov 2021, 23:12 Mahmoud Elgohary, < mahmoud.elgoh...@teqnia-tech.com> wrote:
> Hi every one, > > > > > > I'm try to use ffmpeg binary to record video from webcam and audio with > this command > > ffmpeg -f alsa -ac 2 -i default -itsoffset '00:00:00.5' -f video4linux2 -s > 320x240 -r 25 -i /dev/video0 'temp.mp4'" > > > > but get this error > > ALSA lib ../../src/conf.c:3725:(snd_config_hooks_call) Cannot open shared > library libasound_module_conf_pulse.so > (/usr/lib/alsa-lib/libasound_module_conf_pulse.so: cannot open shared > object file: No such file or directory) ALSA lib > ../../../src/pcm/pcm.c:2660:(snd_pcm_open_noupdate) Unknown PCM default > [alsa @ 0x6342e00] cannot open audio device default (No such file or > directory) default: Input/output error > > also I user ffmpeg to run it and run , any advice > > > > Mahmoud Elgohary > > CEO, Founder Of Teqnia tech > > Teqnia-Tech > > > Mobile:+2 0100 6395 340 > > Email : mailto:mahmoud.elgoh...@edusofteg.com > > Website : > > Address: 57A Intersection of 10 St with Demashk St El Maadi, Cairo > Governorate, Egypt > _______________________________________________ > ffmpeg-user mailing list > ffmpeg-user@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe". > See this https://trac.ffmpeg.org/wiki/Capture/ALSA > _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".