record script changes

.local/bin/dmenurecord

@@ -9,6 +9,8 @@
 #
 # If there is already a running instance, user will be prompted to end it.
 
+getdim() { xrandr | sed -n "s/\s*\([0-9]\+x[0-9]\+\).*\*.*/\1/p" ;}
+
 updateicon() { \
 	echo "$1" > /tmp/recordingicon
 	pkill -RTMIN+9 "${STATUSBAR:-dwmblocks}"
@@ -16,26 +18,23 @@ updateicon() { \
 
 killrecording() {
 	recpid="$(cat /tmp/recordingpid)"
-	# kill with SIGTERM, allowing finishing touches.
 	kill -15 "$recpid"
 	rm -f /tmp/recordingpid
 	updateicon ""
 	pkill -RTMIN+9 "${STATUSBAR:-dwmblocks}"
-	# even after SIGTERM, ffmpeg may still run, so SIGKILL it.
-	sleep 3
-	kill -9 "$recpid"
-	exit
 	}
 
 screencast() { \
 	ffmpeg -y \
 	-f x11grab \
-	-framerate 60 \
-	-s "$(xdpyinfo | awk '/dimensions/ {print $2;}')" \
+	-framerate 30 \
+	-s "$(getdim)" \
 	-i "$DISPLAY" \
-	-f alsa -i default \
-	-r 30 \
- 	-c:v h264 -crf 0 -preset ultrafast -c:a aac \
+	-r 24 \
+	-use_wallclock_as_timestamps 1 \
+	-f alsa -thread_queue_size 1024 -i default \
+ 	-c:v h264 \
+	-crf 0 -preset ultrafast -c:a aac \
 	"$HOME/screencast-$(date '+%y%m%d-%H%M-%S').mp4" &
 	echo $! > /tmp/recordingpid
 	updateicon "⏺️🎙️"
@@ -43,7 +42,8 @@ screencast() { \
 
 video() { ffmpeg \
 	-f x11grab \
-	-s "$(xdpyinfo | awk '/dimensions/ {print $2;}')" \
+	-framerate 30 \
+	-s "$(getdim)" \
 	-i "$DISPLAY" \
  	-c:v libx264 -qp 0 -r 30 \
 	"$HOME/video-$(date '+%y%m%d-%H%M-%S').mkv" &
@@ -104,7 +104,7 @@ videoselected()
 
 	ffmpeg \
 	-f x11grab \
-	-framerate 60 \
+	-framerate 30 \
 	-video_size "$W"x"$H" \
 	-i :0.0+"$X,$Y" \
 	-c:v libx264 -qp 0 -r 30 \