99 lines
2.1 KiB
Bash
Executable File
99 lines
2.1 KiB
Bash
Executable File
#!/bin/sh
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set -e
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_outfile="/home/sdk/rec-encoded-$(date "+%Y%m%d_%H%M%S").mp4"
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while getopts 'ame' arg
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do
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case ${arg} in
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a) MIC=1; ;;
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m) MON=1; ;;
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e) EONLY=1; ;;
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esac
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done
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_head_param="\
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-y \
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-loglevel error \
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-hide_banner"
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_mon_in="\
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-thread_queue_size 16 \
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-f sndio \
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-i snd/mon"
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_mon_proc="\
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-c:a pcm_s16le"
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_mic_in="\
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-thread_queue_size 16 \
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-f sndio \
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-i snd/default"
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_mic_proc="\
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-af pan='stereo|c0=FL|c1=FL' \
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-c:a pcm_s16le"
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_vid_in="\
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-probesize 10000000 \
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-f x11grab \
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-i :0.0"
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_vid_proc="\
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-framerate 30 \
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-c:v libx264rgb \
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-crf 0 \
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-qp 0 \
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-framerate 30 \
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-sws_flags neighbor \
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-preset ultrafast \
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-tune zerolatency"
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_map=0;
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_ffmpeg_map=0
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_ffmpeg_param_input="${_vid_in}"
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_ffmpeg_param_procs="-map ${_ffmpeg_map}:v ${_vid_proc}"
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if [ "${MIC}" ]; then
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_ffmpeg_map=$(( _ffmpeg_map + 1 ))
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_ffmpeg_param_input="${_ffmpeg_param_input} ${_mic_in}"
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_ffmpeg_param_procs="${_ffmpeg_param_procs} -map ${_ffmpeg_map}:a ${_mic_proc}"
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fi
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if [ "${MON}" ]; then
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_ffmpeg_map=$(( _ffmpeg_map + 1 ))
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_ffmpeg_param_input="${_ffmpeg_param_input} ${_mon_in}"
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_ffmpeg_param_procs="${_ffmpeg_param_procs} -map ${_ffmpeg_map}:a ${_mon_proc}"
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fi
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_ffmpeg_param="${_ffmpeg_param_input} ${_ffmpeg_param_procs}"
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if [ ${MON} ] || [ ${MIC} ]; then
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_audio_encode_param="-filter_complex amix=inputs=${_ffmpeg_map},stereotools=phase=5,compand=attacks=0:points=-80/-115|-35.1/-80|-35/-35|20/20 -c:a aac -b:a 160k"
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fi
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printf 'Press q to stop.\n'
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set -x
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ffmpeg \
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${_head_param} \
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${_ffmpeg_param} \
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-f nut pipe: \
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| ffmpeg \
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-hide_banner \
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-y \
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-i pipe: \
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-c:v libx265 \
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-crf 28 \
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-s 1920x1080 \
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-preset veryfast \
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-movflags faststart \
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-threads 8 \
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${_audio_encode_param} \
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"${_outfile}"
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set +x
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printf '%s\n' "${_outfile}"
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