summaryrefslogtreecommitdiff
path: root/ar/.local/bin/dmenurecord
blob: 4e493c5f1d1b4fb74842706a63f375fe2c14233e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
#!/bin/sh

usage() {
  echo "Asks for recording type via dmenu."
  echo "If there is already a running instance, user will be prompted to end it. "
  echo ""
  echo "Usage: ${0##*/} [-h] [-a|--audio|audio] [-k|--kill|kill] [-v|--video|video] [-s|--screencast|screencast]"
  echo ""
  echo "Options:"
  echo "  - audio         : Records only audio"
  echo "  - kill          : Kills existing recording"
  echo "  - video         : Records only screen"
  echo "  - screencast    : Records both audio and screen"
}

getdim() { xrandr | grep -oP '(?<=current ).*(?=,)' | tr -d ' '; }

updateicon() {
  echo "$1" >/tmp/recordingicon
  pkill -RTMIN+24 "${STATUSBAR:-dwmblocks}"
}

killrecording() {
  recpid="$(cat /tmp/recordingpid)"
  kill -15 "$recpid"
  rm -f /tmp/recordingpid
  updateicon ""
  pkill -RTMIN+24 "${STATUSBAR:-dwmblocks}"
}

screencast() {
  ffmpeg -y \
    -f x11grab \
    -framerate 30 \
    -s "$(getdim)" \
    -i "$DISPLAY" \
    -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 \
    "$recordings/screencast-$(date '+%y%m%d-%H%M-%S').mp4" &
  echo $! >/tmp/recordingpid
  updateicon "⏺️🎙️"
}

video() {
  ffmpeg \
    -f x11grab \
    -framerate 30 \
    -s "$(getdim)" \
    -i "$DISPLAY" \
    -c:v libx264 -qp 0 -r 30 \
    "$recordings/video-$(date '+%y%m%d-%H%M-%S').mkv" &
  echo $! >/tmp/recordingpid
  updateicon "⏺️"
}

webcamhidef() {
  ffmpeg \
    -f v4l2 \
    -i /dev/video0 \
    -video_size 1920x1080 \
    "$recordings/webcam-$(date '+%y%m%d-%H%M-%S').mkv" &
  echo $! >/tmp/recordingpid
  updateicon "🎥"
}

webcam() {
  ffmpeg \
    -f v4l2 \
    -i /dev/video0 \
    -video_size 640x480 \
    "$recordings/webcam-$(date '+%y%m%d-%H%M-%S').mkv" &
  echo $! >/tmp/recordingpid
  updateicon "🎥"
}

audio() {
  ffmpeg \
    -f alsa -i default \
    -c:a flac \
    "$recordings/audio-$(date '+%y%m%d-%H%M-%S').flac" &
  echo $! >/tmp/recordingpid
  updateicon "🎙️"
}

askrecording() {
  choice=$(printf "screencast\\nvideo\\nvideo selected\\naudio\\nwebcam\\nwebcam (hi-def)" | dmenu -i -p "Select recording style:")
  case "$choice" in
  screencast) screencast ;;
  audio) audio ;;
  video) video ;;
  *selected) videoselected ;;
  webcam) webcam ;;
  "webcam (hi-def)") webcamhidef ;;
  esac
}

asktoend() {
  response=$(printf "No\\nYes" | dmenu -i -p "Recording still active. End recording?") &&
    [ "$response" = "Yes" ] && killrecording
}

videoselected() {
  slop -f "%x %y %w %h" >/tmp/slop
  read -r X Y W H </tmp/slop
  rm /tmp/slop

  ffmpeg \
    -f x11grab \
    -framerate 30 \
    -video_size "$W"x"$H" \
    -i :0.0+"$X,$Y" \
    -c:v libx264 -qp 0 -r 30 \
    "$recordings/box-$(date '+%y%m%d-%H%M-%S').mkv" &
  echo $! >/tmp/recordingpid
  updateicon "⏺️"
}

recordings="${XDG_VIDEOS_DIR:-$HOME/Videos}/recordings"
[ -d "$recordings" ] || mkdir -p "$recordings"

case "$1" in
-h | --help | help) usage && exit 0 ;;
-a | --audio | audio) audio ;;
-k | --kill | kill) killrecording ;;
-s | --screencast | screencast) screencast ;;
-v | --video | video) video ;;
*selected) videoselected ;;
*) ([ -f /tmp/recordingpid ] && asktoend && exit) || askrecording ;;
esac