1#!/bin/sh
 2
 3if [ "$1" = -t ]; then
 4  BIN='/Applications/Safari Technology Preview.app/Contents/MacOS/safaridriver'
 5  shift
 6else
 7  BIN=safaridriver
 8fi
 9
10SCREEN='Capture screen'
11
12if [ -z "$1" ]; then
13  OUTPUT=$(ffmpeg -f avfoundation -list_devices true -i - 2>&1 | grep "$SCREEN")
14  if [ "$(echo "$OUTPUT" | grep -c ^)" -gt 1 ]; then
15    echo 'Please select the input device by entering its [index] number:' >&2
16    echo "$OUTPUT" >&2
17    read -r INDEX
18  fi
19else
20  INDEX=$1
21fi
22
23echo 'Starting safaridriver on 127.0.0.1:4444 ...' >&2
24"$BIN" -p 4444 & pid=$!
25
26# shellcheck disable=SC2064
27trap "kill $pid; exit" INT TERM
28
29echo 'Starting mjpeg-server on 127.0.0.1:9000 ...' >&2
30mjpeg-server -a 127.0.0.1:9000 -- ffmpeg \
31  -loglevel error \
32  -probesize 32 \
33  -fpsprobesize 0 \
34  -analyzeduration 0 \
35  -fflags nobuffer \
36  -f avfoundation \
37  -capture_cursor 1 \
38  -r "${FPS:-15}" \
39  -pixel_format yuyv422 \
40  -i "${INDEX:-$SCREEN}" \
41  -f mpjpeg \
42  -q "${QUALITY:-2}" \
43  -