| #!/usr/bin/env python3 |
| # Copyright (C) 2023 The Android Open Source Project |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License a |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| from os import sys |
| |
| import synth_common |
| |
| from synth_common import ms_to_ns |
| |
| trace = synth_common.create_trace() |
| |
| async_track_id = 1 |
| process_track = 2 |
| pid = 3 |
| thread_track = 4 |
| tid = 5 |
| seq = 6 |
| |
| trace.add_track_descriptor(async_track_id) |
| trace.add_process_track_descriptor( |
| process_track, pid=pid, process_name="Process") |
| trace.add_thread_track_descriptor( |
| process_track, thread_track, tid=tid, pid=pid, thread_name="Thread") |
| |
| trace.add_track_event_slice("AsyncSlice", ts=1, dur=2, track=async_track_id) |
| trace.add_track_event_slice("ProcessSlice", ts=3, dur=4, track=process_track) |
| trace.add_track_event_slice("ThreadSlice", ts=5, dur=6, track=thread_track) |
| |
| sys.stdout.buffer.write(trace.trace.SerializeToString()) |
