checkpoint

1 files changed, 104 insertions, 0 deletions

diff --git a/bin/guiscripts/vrec b/bin/guiscripts/vrec
new file mode 100755
index 0000000..f01a5c7
--- /dev/null
+++ b/bin/guiscripts/vrec
@@ -0,0 +1,104 @@
+#!/bin/sh
+
+# record - record an area of the screen
+
+lock="/tmp/record.lock"
+
+# dependencies: ffmpeg, hacksaw (part), xwininfo & lsw (window), xdotool (active) 
+# optional:
+# 	- hacksaw: part
+# 	- xwininfo, lsw, commander: window
+# 	- xdotool: active
+# 	- xdg-user-dir
+
+audio=
+
+# $1: width
+# $2: height
+# $3: x
+# $4: y
+# $5: output dir
+# $6: output name
+record_cmd()
+{
+	if [ -f "$lock" ] 
+	then
+		>&2 printf 'already recording, please stop recording first\n'
+		exit 1
+	else
+		touch "$lock"
+	fi
+
+	herbe "started recording." &
+	w=$(($3 + $3 % 2))
+	h=$(($4 + $4 % 2))
+	ffmpeg $audio        \
+	    -v 16            \
+	    -r 30            \
+	    -f x11grab       \
+	    -s "${w}x${h}"   \
+	    -i ":0.0+$1,$2"  \
+	    -preset slow     \
+	    -c:v h264        \
+	    -pix_fmt yuv420p \
+	    -crf 20          \
+	    "$5/$6.mp4"
+	printf '%s\n' "$5/$6.mp4"
+	rm -f "$lock"
+	herbe "stopped recording." & 
+}
+
+if [ -d "$1" ]
+then
+	dir="$1" 
+	shift
+else 
+	dir="$(which xdg-user-dir > /dev/null 2>&1 && xdg-user-dir VIDEOS)"
+	[ "$dir" ] && dir="$dir/records" || dir="$HOME/vids/records"
+fi
+mkdir -p "$dir"
+
+if [ "$1" = "-a" ]
+then
+	audio="-f pulse -ac 2 -i default"
+	shift
+fi
+
+if [ "$1" = "-l" ]
+then
+	find vids/records/ -type f | sort | tail -n 1
+	exit
+fi
+
+current=$(date +%F_%H-%M-%S)
+
+[ "$1" ] && option="$1" || option="$(printf 'active\nwindow\npart\nstop\nfull\naudio' | commander -c)"
+case "$option" in
+    active)
+        record_cmd $(xwininfo -id "$(xdotool getactivewindow)" |
+            sed -e '/Absolute\|Width:\|Height:/!d;s/.*:\s*//' | tr '\n' ' ') $dir $current
+        ;;
+
+    window)
+    	winid="$(lsw | commander -cxl | cut -d' ' -f1)"
+    	[ "$winid" ] || exit 1
+    	values="$(xwininfo -id "$winid" | sed -e '/Absolute\|Width:\|Height:/!d;s/.*:\s*//' | tr '\n' ' ')"
+	[ "$values" ] || exit 1
+        record_cmd $values $dir $current
+        ;;
+        
+    part) 
+        hacksaw | {
+            IFS=+x read -r w h x y
+            record_cmd $w $h $x $y $dir $current
+        }
+        ;;
+    stop)
+        pid="$(pgrep ffmpeg | xargs ps | grep 'x11grab' | awk '{print $1}')"
+        [ "$pid" ] && kill "$pid"
+        rm -f "$lock" 
+        ;;
+    full) record_cmd 0 0 1920 1080 $dir $current ;;
+    audio) $0 -a; exit ;;
+    help|*) >&2 printf 'record [dir] (active|window|part|stop|full)\n' ;;
+esac