48 lines
1.4 KiB
Bash
Executable File
48 lines
1.4 KiB
Bash
Executable File
#!/bin/sh
|
|
set -e
|
|
|
|
_vidfile="/home/sdk/rec-screen.mkv"
|
|
_outfile="/home/sdk/rec-encoded-$(date "+%Y%m%d_%H%M%S").mp4"
|
|
|
|
_res="1920x1080"
|
|
_fps="24"
|
|
|
|
_mon_dev="snd/mon"
|
|
_mic_dev="snd/default"
|
|
|
|
_mon_in="-thread_queue_size 16 -use_wallclock_as_timestamps 1 -f sndio -i ${_mon_dev}"
|
|
_mon_proc="-c:a pcm_s16le"
|
|
|
|
_mic_in="-thread_queue_size 16 -use_wallclock_as_timestamps 1 -f sndio -i ${_mic_dev}"
|
|
_mic_proc="-af pan='stereo|c0=FL|c1=FL' -c:a pcm_s16le"
|
|
|
|
_vid_in="-framerate ${_fps} -f x11grab -i :0.0"
|
|
_vid_proc="-c:v libx264rgb -crf 0 -qp 0 -framerate ${_fps} -sws_flags neighbor -preset ultrafast -tune zerolatency"
|
|
|
|
_ffmpeg_param="${_vid_in} ${_mic_in} ${_mon_in} -map 0:v ${_vid_proc} -map 1:a ${_mic_proc} -map 2:a ${_mon_proc}"
|
|
|
|
printf 'Press q to stop.\n'
|
|
set -x
|
|
ffmpeg -y -loglevel error -hide_banner ${_ffmpeg_param} "${_vidfile}"
|
|
set +x
|
|
|
|
# # with audio?
|
|
# [ "$1" == "-a" ] \
|
|
# && _audio_encode_param="-filter_complex amix=inputs=2,stereotools=phase=5,compand=attacks=0:points=-80/-115|-35.1/-80|-35/-35|20/20 -c:a aac -b:a 160k"
|
|
_audio_encode_param="-filter_complex amix=inputs=2,stereotools=phase=5,compand=attacks=0:points=-80/-115|-35.1/-80|-35/-35|20/20 -c:a aac -b:a 160k"
|
|
|
|
printf 'Encoding...\n'
|
|
set -x
|
|
ffmpeg -hide_banner -y \
|
|
-i "${_vidfile}" \
|
|
-c:v libx264 \
|
|
-crf 28 \
|
|
-s ${_res} \
|
|
-preset veryfast \
|
|
-movflags faststart \
|
|
-threads 12 \
|
|
${_audio_encode_param} \
|
|
"${_outfile}"
|
|
set +x
|
|
printf '%s\n' "${_outfile}"
|