2017-05-23 19:11 GMT+02:00 Leonardo Soares Müller <[email protected]>: > To record speakers and microphone, I use pulse.
(If there really is an issue, it is unclear for me from your report:) Please also test alsa if possible. > The command I used to record was: > > env PULSE_LATENCY_MSEC=20 ffmpeg -vaapi_device /dev/dri/renderD128 > -hwaccel vaapi -hwaccel_output_format yuv420p -thread_queue_size 16384 > -f pulse -sample_rate 44100 -channels 2 -i > alsa_output.pci-0000_00_1f.3.analog-stereo.monitor -thread_queue_size > 16384 -f x11grab -s 1366x768 -r 30 -i :0.0 -acodec libfdk_aac -b:a 160k Remove -r 30, the correct option is "framerate" iirc. > -vf format=nv12,hwupload,scale_vaapi=w=960:h=540 -vcodec h264_vaapi > -qp 20 -f flv -shortest TEST001.flv [...] > After I have recorded it, I have separated the video and audio from the > resulting file in two files Do you mean you did not test A/V sync on the file that was recorded with FFmpeg? You (generally) cannot "separate" a media file and expect A/V sync to be preserved, for screen recording, a (very large) length difference between audio and video is expected. 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".
