Scripts/ffrec at master · ExWaltz/Scripts · GitHub

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#!/bin/bash
if pidof ffmpeg
  then
      sleep 3
      killall ffmpeg
      notify-send  -a "${0##*/}" 'Stopped Recording!' --icon=dialog-information
  else
    option=$(printf "%s\n%s\n%s" "rectangle" "window" "gif" | dmenu -i -p "🔴 Recording Option")
    [ -z "$option" ] && exit
    time=$(date +%y%b%d%H%M%S)
    case $option in
        -w|window)
            wininfo=$(xwininfo)
            width=$(printf "%s" "$wininfo" | awk '/Width/' | grep -oP "\d\d?\d?\d?\d?")
            height=$(printf "%s" "$wininfo" | awk '/Height/' | grep -oP "\d\d?\d?\d?\d?")
            xpos=$(printf "%s" "$wininfo" | awk '/Absolute/ && /X:/' | grep -oP "\d\d?\d?\d?\d?")
            ypos=$(printf "%s" "$wininfo" | awk '/Absolute/ && /Y:/' | grep -oP "\d\d?\d?\d?\d?")

            notify-send  -a "${0##*/}" 'Started Recording!' --icon=dialog-information

            ffmpeg -probesize 20M -f x11grab -s "$width"x"$height" -fflags +genpts -re \
                -framerate 60 -threads 0 -thread_queue_size 1024 -i "$DISPLAY".0+"$xpos","$ypos" \
                -f pulse -i 'alsa_output.pci-0000_00_0e.0.analog-stereo.monitor' -pix_fmt yuv420p -vsync 1 \
                -vcodec libx264 -crf 28 -vf "pad=ceil(iw/2)*2:ceil(ih/2)*2" \
                -c:a aac -af "aresample=async=1:min_hard_comp=0.100000:first_pts=0" \
                -tune film -qp 18 -preset ultrafast -g 15 -f mp4 -x264opts no-scenecut \
                -map 0:v:0 -map 1:a \
                ~/Videos/recording-"$time".mp4
            notify-send  -a "${0##*/}" "Done Processing Video"
                # -f pulse -i 'alsa_output.pci-0000_00_0e.0.analog-stereo.monitor' \
                # -c:a aac -af "aresample=async=1:min_hard_comp=0.100000:first_pts=0" \
                # -map 0:v:0 -map 1:a \
            # notify-send  -a "${0##*/}" "Processing Video"
            #   ffmpeg -i ~/Videos/.tmp-recording-$time.ts \
            #       -c:v copy -c:a copy -avoid_negative_ts make_zero \
            #       -shortest -movflags +faststart -bsf:a aac_adtstoasc -f mp4 \
            #       ~/Videos/recording-$time.mp4
            #   rm ~/Videos/.tmp-recording-$time.ts
            # notify-send  -a "${0##*/}" "Done Processing Video"
            ;;
        -g|gif)
            slop=$(slop -f "%x %y %w %h")

            read -r X Y W H < <(printf "%s\n" "$slop")


            # only start recording if we give a width (e.g we press escape to get out of slop - don't record)
            width=${#W}

            if [ "$width" -gt 0 ];
             then
              notify-send  -a "${0##*/}" 'Started Recording!' --icon=dialog-information

              # records without audio input
              # for audio add "-f alsa -i pulse" to the line below (at the end before \, without "")
              vidTempFile=".temp-$time.mp4"
              ffmpeg -probesize 20M -f x11grab -s "$W"x"$H" -framerate 60  -thread_queue_size 512  -i "$DISPLAY".0+"$X","$Y" \
               -pix_fmt yuv420p -y -vcodec libx264 -qp 18 -preset ultrafast -tune film -g 30 -crf 28 \
               -vf "pad=ceil(iw/2)*2:ceil(ih/2)*2" \
               ~/Videos/.temp-video.mp4
              printf "%s" "$vidTempFile"
            notify-send  -a "${0##*/}" "Processing Video"
              ffmpeg -i  ~/Videos/.temp-video.mp4 \
               -vf "fps=30,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse" \
               ~/Videos/recording-"$time".gif
              rm ~/Videos/.temp-video.mp4
            notify-send  -a "${0##*/}" "Done Processing Video"
            fi
            ;;

        *)
            slop=$(slop -f "%x %y %w %h")

            read -r X Y W H < <(printf "%s\n" "$slop")


            # only start recording if we give a width (e.g we press escape to get out of slop - don't record)
            width=${#W}

            if [ "$width" -gt 0 ];
             then
              notify-send  -a "${0##*/}" 'Started Recording!' --icon=dialog-information

              # records without audio input
              # for audio add "-f alsa -i pulse" to the line below (at the end before \, without "")
              ffmpeg -probesize 20M -f x11grab -s "$W"x"$H" \
                  -framerate 60  -thread_queue_size 1024  -i "$DISPLAY".0+"$X","$Y" \
                  -f pulse -i 'alsa_output.pci-0000_00_0e.0.analog-stereo.monitor' -pix_fmt yuv420p -vsync 1 \
                  -vcodec libx264 -crf 28 -vf "pad=ceil(iw/2)*2:ceil(ih/2)*2" \
                  -tune film -qp 18 -preset ultrafast -g 30 -x264opts no-scenecut \
                  -c:a aac -af "aresample=async=1:min_hard_comp=0.100000:first_pts=0" \
                  -map 0:v:0 -map 1:a \
                  ~/Videos/.tmp-recording-"$time".ts
            notify-send  -a "${0##*/}" "Processing Video"
              ffmpeg -i ~/Videos/.tmp-recording-"$time".ts \
                  -c:v copy -c:a copy -avoid_negative_ts make_zero \
                  -shortest -movflags +faststart -bsf:a aac_adtstoasc -f mp4 \
                  ~/Videos/recording-"$time".mp4
              rm ~/Videos/.tmp-recording-"$time".ts
            notify-send  -a "${0##*/}" "Done Processing Video"
            fi
            ;;
    esac
fi