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tstellanova/x11grab_ffmpeg.sh

Created January 28, 2024 21:04
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ffmpeg one liners to capture a portion of the screen and save to video file using x11grab
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x11grab_ffmpeg.sh
# x11grab from the default device at offset x=70, y=65
ffmpeg -video_size 1280x720 -framerate 30 -f x11grab -i :0.0+70,65 -c:v libx264rgb -crf 0 -preset ultrafast -color_range 2 out6.mkv
# use x265 output encoding instead
ffmpeg -video_size 1280x720 -framerate 30 -f x11grab -i :0.0+70,65 -c:v libx265 out7.mp4
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