#!/bin/bash
# Rough script for screenrecord and trace
# ./screenrecordtest [time limit in seconds - 180 seconds maximum]
# Runs screenrecord along with a perfetto trace

set -e

time=$1
if [ "$#" -ne 1 ]; then
    echo "Usage: $0 SECONDS_TO_RECORD"
    exit 1
fi
timems=`expr $time \* 1000`
adb shell screenrecord --time-limit $time "/sdcard/tracescr.mp4" & SCRN=$!

adb shell perfetto \
  -c - --txt \
  -o /data/misc/perfetto-traces/trace \
<<<"

buffers: {
    size_kb: 8960
    fill_policy: DISCARD
}
buffers: {
    size_kb: 1280
    fill_policy: DISCARD
}
data_sources: {
    config {
        name: \"linux.sys_stats\"
        sys_stats_config {
            stat_period_ms: 1000
            stat_counters: STAT_CPU_TIMES
            stat_counters: STAT_FORK_COUNT
        }
    }
}
duration_ms: $timems

"

wait $SCRN

adb pull "/sdcard/tracescr.mp4"
adb pull "/data/misc/perfetto-traces/trace"