From 0f4a0033653031d398c51ed86931f1f6986bd73a Mon Sep 17 00:00:00 2001
From: Daniel Napora <napcok@gmail.com>
Date: Sat, 1 Oct 2022 01:41:08 +0200
Subject: [PATCH] screen recording

---
 bin/mb-jgtools   | 77 +++++++++++++++++++++++++++++++++++++++++++++++-
 bin/mb-screenrec | 77 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 153 insertions(+), 1 deletion(-)
 create mode 100755 bin/mb-screenrec

diff --git a/bin/mb-jgtools b/bin/mb-jgtools
index dab95ae..e7d4ed6 100755
--- a/bin/mb-jgtools
+++ b/bin/mb-jgtools
@@ -844,6 +844,16 @@ case $LANG in
     BACK="wróć"
     OPEN_SCR_DIR="Otwórz katalog ze zrzutami ekranu"
     CANCEL="Anuluj"
+    SCRNREC="Nagrywanie pulpitu"
+    FULLREC="Pełny ekran"
+    AREA="Obszar lub okno"
+    VIDEOSETTINGS="Ustawienia nagrywania"
+    AUDIO="Dźwięk"
+    FORMAT="Kontener (rozszerzenie)"
+    FRAMERATE="Klatki na sekundę (fps)"
+    REC_AUDIO="Nagrywaj dźwięk"
+    NO_AUDIO="Bez dźwięku"
+    OPEN_REC_DIR="Otwórz katalog z nagraniami"
     ;;
     es*)
     SCRNSHOTS="Captura Pantalla"
@@ -857,9 +867,12 @@ case $LANG in
     BACK="atrás"
     OPEN_SCR_DIR="Abrir carpeta de capturas"
     CANCEL="Cancelar"
+    SCRNREC="Screen recording"
+    FULLREC="Full screen "
+    AREA="Selected Area or Window"
     ;;
     *)
-    SCRNSHOTS="Screenshot tool"
+    SCRNSHOTS="Screenshot"
     FULLSCR="Full screen"
     ACTIVE_WIN="Active window"
     ACTIVE_WIN_NO_DECOR="Active window (no decorations)"
@@ -870,6 +883,16 @@ case $LANG in
     BACK="back"
     OPEN_SCR_DIR="Open screenshot directory"
     CANCEL="Cancel"
+    SCRNREC="Screen recording"
+    FULLREC="Full screen "
+    AREA="Selected Area or Window"
+    VIDEOSETTINGS="Recording settings"
+    AUDIO="Audio"
+    FORMAT="Container (file extension)"
+    FRAMERATE="Framerate (fps)"
+    REC_AUDIO="Record Audio"
+    NO_AUDIO="No Audio"
+    OPEN_REC_DIR="Open recordings dir"
      ;;
 esac
 jgtools_padding=${jgtools_padding:-0}
@@ -892,6 +915,32 @@ VIEW="'viewnior $IMG'"
 
 THUMB="$(DISPLAY=:0 scrot -t 340x213 -o $HOME/.config/mabox/jgscrot.png -e 'echo $m')"
 
+# Video recordings
+CNF_FILE="$HOME"/.config/mabox/mb-screenrec.conf
+
+if [ ! -f $CNF_FILE ]; then
+cat <<EOF > ${CNF_FILE}
+# Container (file extension): webm,mp4 or mkv
+container=webm
+# Record Audio? yes or no
+record_audio=no
+#Framerate (frames per second)
+framerate=30
+EOF
+fi
+. "$CNF_FILE"
+
+if [ "$record_audio" == "yes" ];then
+    case "$LANG" in
+        pl*) AUD="z dźwiękiem";;
+        *) AUD="audio";;
+    esac
+else
+    case "$LANG" in
+        pl*) AUD="bez dźwięku";;
+        *) AUD="noaudio";;
+    esac
+fi
 mkconfigfile
 
 cat <<EOF > ${MENU_ITEMS}
@@ -905,6 +954,13 @@ cat <<EOF > ${MENU_ITEMS}
 #      Multimonitor, scrot -m $IMG -e $VIEW
 ^sep()
       $OPEN_SCR_DIR,xdg-open $(xdg-user-dir PICTURES)/screenshots
+^sep($SCRNREC)
+      $FULLREC,mb-screenrec -f
+      $AREA,mb-screenrec -a
+^sep()
+
+    $VIDEOSETTINGS [ <small><b>$container</b> / <b>${AUD}</b> / <b>$framerate fps</b></small> ],^checkout(videosettings)
+     $OPEN_REC_DIR,xdg-open $(xdg-user-dir VIDEOS)/Recordings
 ^sep()
       $CANCEL	<small>esc</small>,exit 1
 ^tag(full)
@@ -928,6 +984,25 @@ cat <<EOF > ${MENU_ITEMS}
       $SEC10,scrot -d 10 -u $IMG -e $VIEW
 ^sep()
    ⮜   $BACK,^back()
+^tag(videosettings)
+^sep($VIDEOSETTINGS)
+$AUDIO [ <b>${AUD}</b> ],^checkout(audio)
+$FORMAT [ <b>${container}</b> ],^checkout(format)
+$FRAMERATE [ <b>${framerate}</b> ],^checkout(framerate)
+^tag(audio)
+^sep($AUDIO)
+$REC_AUDIO,mb-setvar record_audio=yes ${CNF_FILE};mb-jgtools screenshot ipc
+$NO_AUDIO,mb-setvar record_audio=no ${CNF_FILE};mb-jgtools screenshot ipc
+^tag(format)
+^sep($FORMAT)
+webm,mb-setvar container=webm ${CNF_FILE};mb-jgtools screenshot ipc
+mkv,mb-setvar container=mkv ${CNF_FILE};mb-jgtools screenshot ipc
+mp4,mb-setvar container=mp4 ${CNF_FILE};mb-jgtools screenshot ipc
+^tag(framerate)
+^sep($FRAMERATE)
+30,mb-setvar framerate=30 ${CNF_FILE};mb-jgtools screenshot ipc
+25,mb-setvar framerate=25 ${CNF_FILE};mb-jgtools screenshot ipc
+24,mb-setvar framerate=24 ${CNF_FILE};mb-jgtools screenshot ipc
 EOF
 jgmenu --config-file=${CONFIG_FILE} --csv-file=${MENU_ITEMS} 2>/dev/null
 }
diff --git a/bin/mb-screenrec b/bin/mb-screenrec
new file mode 100755
index 0000000..0f2e4f8
--- /dev/null
+++ b/bin/mb-screenrec
@@ -0,0 +1,77 @@
+#!/bin/bash
+
+#: mb-screenrec - very simple screen recorder
+CNF_FILE="$HOME"/.config/mabox/mb-screenrec.conf
+. "$CNF_FILE"
+
+DATE=$(date +%Y%m%d_%H-%M-%S)
+FRAMERATE=${framerate:-30}
+EXT=${container:-webm}
+AUDIO=${record_audio:-no}
+SCREEN_SIZE=$(xdpyinfo | awk '/^ +dimensions/ {print $2}')
+# Alternative: xrandr | grep 'current' | head -n1 | cut -d',' -f2 | tr -d '[:blank:],current'
+RECDIR="$(xdg-user-dir VIDEOS)/Recordings"
+
+mkdir -p $RECDIR
+
+if [ "$AUDIO" == "yes" ];then
+AUDIOCMD="-f pulse -ac 2 -i default"
+else
+AUDIOCMD=""
+fi
+
+show_stop_icon () {
+    case "$LANG" in 
+        pl*) STOP_INFO="Zatrzymaj nagrywanie";;
+        *) STOP_INFO="Click to stop recording";;
+    esac
+    yad --notification --image media-playback-stop --text "${STOP_INFO}"
+    kill $FFMPEG_PID
+    wait $FFMPEG_PID
+    
+    xdg-open $RECDIR 
+}
+
+rec_full () {
+    ffmpeg -f x11grab \
+    -video_size $SCREEN_SIZE \
+    -framerate $FRAMERATE \
+    -i :0.0+0,0 ${AUDIOCMD} \
+    ${RECDIR}/rec_${DATE}.${EXT} &
+    FFMPEG_PID=$!
+    
+    show_stop_icon
+    }
+
+
+get_area () {
+    read X Y W H <<<"$(slop -l -b 3 --color=0.3,0.4,0.6,0.4 -f '%x %y %w %h')"
+}
+sel_cancelled () {
+    notify-send.sh -i mbcc "Error" "Selection was cancelled by keystroke or right-click."
+}
+
+rec_area () {
+    get_area
+    if [ "$X" != "" ];then
+    ffmpeg -f x11grab \
+    -video_size ${W}x${H} \
+    -framerate $FRAMERATE \
+    -i :0.0+${X},${Y} ${AUDIOCMD} \
+    ${RECDIR}/rec_${DATE}.${EXT} &
+    FFMPEG_PID=$!
+    
+    show_stop_icon
+    else
+    sel_cancelled
+    fi
+}
+
+
+
+
+case "$1" in
+    -f|--fullscreen) rec_full;;
+    -a|--area) rec_area;;
+    *) ;;
+esac