/usr/bin/phablet-screenshot is in phablet-tools 1.2+16.04.20160317-0ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 | #!/bin/sh
#
# Screen capture of Mir devices
#
# Copyright (C) 2013 Canonical
#
# Authors: Jean-Baptiste Lallement <jean-baptiste.lallement@canonical.com>
#
# This program is free software; you can redistribute it and/or modify it #
# under the terms of the GNU General Public License as published by the Free #
# Software Foundation; version 3.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or #
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# # details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
# Street, Fifth Floor, Boston, MA 02110-1301 USA
set -eu
if [ -f "$(dirname $0)/shell-adb-common.sh" ]; then
. "$(dirname $0)/shell-adb-common.sh"
else
. "/usr/share/phabletutils/shell-adb-common.sh"
fi
PICDIR=$(mktemp -d /tmp/$(basename $0).XXXXXX)
FBDEV=fb0
SERIAL=""
CONVERTOPTS="-alpha off"
REQUIREDPKGS="android-tools-adb imagemagick"
size=""
cleanup() {
#
# Cleanup temporary files
#
[ -d "$PICDIR" ] && rm -Rf "$PICDIR"
}
trap cleanup EXIT INT QUIT ABRT PIPE TERM
usage() {
#
# Print usage and exit
#
cat <<EOF
Usage: $(basename $0) [OPTIONS...] <FILENAME>
Dump /dev/$FBDEV from a touch device and write it to FILENAME
Arguments:
FILENAME Name of the output image, the output format must be supported by
convert from the package imagemagick.
Options
-d,--debug Enable debug
-h,--help This help
-s,--serial SERIAL
Serial number of the device
-z,--resize FACTOR
Resize the image
EOF
exit 1
}
check_prerequisites() {
# Check list of required packages
okay=1
pkgs="$REQUIREDPKGS"
for pkg in $pkgs; do
if ! dpkg-query -W -f '${Status}\t${Package}\n' $pkg 2>/dev/null| grep "ok installed" >/dev/null 2>&1; then
okay=0
echo "E: Package '$pkg' is required and is not installed."
fi
done
if [ $okay -ne 1 ]; then
echo "E: pre-requisites are not met. Exiting!"
exit 1
fi
}
sf_is_running() {
# Return 0 if surface flinger is running then we'll use screencap
# instead
sf=$(adb shell pidof surfaceflinger)
if [ -z "$sf" ]; then
return 1
else
echo "I: surfaceflinger detected"
return 0
fi
}
screenshot_mir() {
# Dump framebuffer to capture Mir screenshot
#
# Arguments:
# $1: Size
# $2: Depth
# $3: Device codename
size=$1
depth=$2
device=$3
sfx="rgba"
CONVERTOPTS="$CONVERTOPTS -depth $depth -size $size"
MIRFILENAME="/tmp/mir_screencast_$size.$sfx"
# for backwards compatibility we check for socket existence and fall
# back to the old location if the new socket does not exist
SOCKET=$(adb shell "ls /run/mir_socket 2>/dev/null | tr -d '\n'")
[ -z "$SOCKET" ] && SOCKET="/tmp/mir_socket"
echo "I: Dumping $FBDEV ..."
adb shell mirscreencast -m $SOCKET -n1 -f $MIRFILENAME
adb pull $MIRFILENAME ${PICDIR}/fb
[ ! -e "${PICDIR}/fb" ] && echo "E: Capture failed!" && return
convert $CONVERTOPTS $sfx:${PICDIR}/fb[0] "$DST"
}
get_device() {
# Get device name
device=$(adb shell getprop ro.product.device)
echo "$device"|tr -d '\r'
}
screenshot_sf() {
# Use screencap if surfaceflinger is running
echo "I: Capturing screenshot with screencap ..."
capfile=screencap.png
adb shell /system/bin/screencap /tmp/$capfile
adb pull /tmp/$capfile ${PICDIR}/$capfile
[ ! -e "${PICDIR}/${capfile}" ] && echo "E: Capture failed!" && return
convert $CONVERTOPTS ${PICDIR}/$capfile "$DST"
}
SHORTOPTS="hdr:s:z:"
LONGOPTS="help,debug,resolution:,serial:,resize:"
TEMP=$(getopt -o $SHORTOPTS --long $LONGOPTS -- "$@")
eval set -- "$TEMP"
while true ; do
case "$1" in
-h|--help)
usage;;
-d|--debug)
set -x
shift;;
-r|--resolution)
echo "I: The '--resolution' option is deprecated"
shift 2;;
-s|--serial)
SERIAL="$2"
shift 2;;
-z|--resize)
CONVERTOPTS="$CONVERTOPTS -resize $2"
shift 2;;
--) shift;
break;;
*) usage;;
esac
done
[ $# -eq 0 ] && usage
DST="$1"
# exporting ANDROID_SERIAL to support multiple devices connected
# seamlessly
[ -z "$SERIAL" ] || export ANDROID_SERIAL="$SERIAL"
check_prerequisites
# We want to make sure the adb server is up and running. This is a noop if
# the server is already running.
adb start-server
check_devices
if sf_is_running; then
# Use screencap for surfaceflinger
screenshot_sf
else
# Otherwise just dump the framebuffer
# Set resolution and depth for device
depth=8
size="$(adb shell fbset|sed -n -e's/^mode.*\"\([0-9]\+x[0-9]\+\)[-\"].*$/\1/p')"
device="$(get_device)"
if [ -z "$size" ]; then
echo "E: Resolution not found. Device is not supported."
exit 1
fi
screenshot_mir "$size" "$depth" "$device"
fi
echo "I: Done"
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