37 lines
892 B
Text
37 lines
892 B
Text
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#!/bin/bash
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# This script records a screencast with audio and video.
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# It runs an appropriate record script for either ALSA and Pulseaudio.
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# It also names files smartly to prevent overwrites.
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# Picks a file name for the output file based on availability:
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while [[ -f $HOME/screencast$n.mkv ]]
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do
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n=$((n+1))
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done
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filename="$HOME/screencast$n.mkv"
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# For Pulseaudio with ALSA:
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record_pulse() { \
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ffmpeg -y \
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-f x11grab \
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-framerate 60 \
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-s $(xdpyinfo | grep dimensions | awk '{print $2;}') \
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-i :0.0 \
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-f alsa -i default \
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-r 30 \
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-c:v libx264rgb -crf 0 -preset ultrafast -c:a flac $filename ;}
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# For ALSA:
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record_alsa() { \
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ffmpeg -y \
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-f x11grab \
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-s $(xdpyinfo | grep dimensions | awk '{print $2;}') \
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-i :0.0 \
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-thread_queue_size 1024 \
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-f alsa -ar 44100 -i hw:1 \
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-c:v libx264 -r 30 -c:a flac $filename ;}
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if [[ $(pgrep -x pulseaudio) ]]; then record_pulse; else record_alsa; fi
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