#!/bin/sh
# Copyright 2015 Google Inc.
#
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
if [ -z "$1" ]; then
printf 'Usage:\n skp-capture.sh PACKAGE_NAME OPTIONAL_FRAME_COUNT\n\n'
printf "Use \`adb shell 'pm list packages'\` to get a listing.\n\n"
exit 1
fi
if ! command -v adb > /dev/null 2>&1; then
if [ -x "${ANDROID_SDK_ROOT}/platform-tools/adb" ]; then
adb() {
"${ANDROID_SDK_ROOT}/platform-tools/adb" "$@"
}
else
echo 'adb missing'
exit 2
fi
fi
phase1_timeout_seconds=15
phase2_timeout_seconds=60
package="$1"
filename="$(date '+%H%M%S').skp"
remote_path="/data/data/${package}/cache/${filename}"
local_path_prefix="$(date '+%Y-%m-%d_%H%M%S')_${package}"
local_path="${local_path_prefix}.skp"
enable_capture_key='debug.hwui.capture_skp_enabled'
enable_capture_value=$(adb shell "getprop '${enable_capture_key}'")
#printf 'captureflag=' "$enable_capture_value" '\n'
if [ -z "$enable_capture_value" ]; then
printf 'Capture SKP property need to be enabled first. Please use\n'
printf "\"adb shell setprop debug.hwui.capture_skp_enabled true\" and then restart\n"
printf "the process.\n\n"
exit 1
fi
if [ ! -z "$2" ]; then
adb shell "setprop 'debug.hwui.capture_skp_frames' $2"
fi
filename_key='debug.hwui.skp_filename'
adb shell "setprop '${filename_key}' '${remote_path}'"
spin() {
case "$spin" in
1) printf '\b|';;
2) printf '\b\\';;
3) printf '\b-';;
*) printf '\b/';;
esac
spin=$(( ( ${spin:-0} + 1 ) % 4 ))
sleep $1
}
banner() {
printf '\n=====================\n'
printf ' %s' "$*"
printf '\n=====================\n'
}
banner '...WAITING...'
adb_test_exist() {
test '0' = "$(adb shell "test -e \"$1\"; echo \$?")";
}
timeout=$(( $(date +%s) + $phase1_timeout_seconds))
while ! adb_test_exist "$remote_path"; do
spin 0.05
if [ $(date +%s) -gt $timeout ] ; then
printf '\bTimed out.\n'
adb shell "setprop '${filename_key}' ''"
exit 3
fi
done
printf '\b'
#read -n1 -r -p "Press any key to continue..." key
banner '...SAVING...'
adb_test_file_nonzero() {
# grab first byte of `du` output
X="$(adb shell "du \"$1\" 2> /dev/null | dd bs=1 count=1 2> /dev/null")"
test "$X" && test "$X" -ne 0
}
#adb_filesize() {
# adb shell "wc -c \"$1\"" 2> /dev/null | awk '{print $1}'
#}
timeout=$(( $(date +%s) + $phase2_timeout_seconds))
while ! adb_test_file_nonzero "$remote_path"; do
spin 0.05
if [ $(date +%s) -gt $timeout ] ; then
printf '\bTimed out.\n'
adb shell "setprop '${filename_key}' ''"
exit 3
fi
done
printf '\b'
adb shell "setprop '${filename_key}' ''"
i=0; while [ $i -lt 10 ]; do spin 0.10; i=$(($i + 1)); done; echo
adb pull "$remote_path" "$local_path"
if ! [ -f "$local_path" ] ; then
printf "something went wrong with `adb pull`."
exit 4
fi
adb shell rm "$remote_path"
printf '\nSKP saved to file:\n %s\n\n' "$local_path"
if [ ! -z "$2" ]; then
bridge="_"
adb shell "setprop 'debug.hwui.capture_skp_frames' ''"
for i in $(seq 2 $2); do
adb pull "${remote_path}_${i}" "${local_path_prefix}_${i}.skp"
adb shell rm "${remote_path}_${i}"
done
fi