mirror of
https://github.com/sunnypilot/sunnypilot.git
synced 2026-02-19 04:13:54 +08:00
4f560215ba
* frame timing script
* enable vsync output and improve fsin tracking
* increase measurement time
* fix python linting
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Co-authored-by: Comma Device <device@comma.ai>
old-commit-hash: d26d8b3ba9
44 lines
1.1 KiB
Python
Executable File
44 lines
1.1 KiB
Python
Executable File
#!/usr/bin/env python3
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import time
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import statistics
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import cereal.messaging as messaging
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from typing import Dict
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camera_states = [
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'roadCameraState',
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'wideRoadCameraState',
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'driverCameraState'
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]
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def fmt(val):
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ref = 0.05
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return f"{val:.6f} ({100 * val / ref:.2f}%)"
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if __name__ == "__main__":
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sm = messaging.SubMaster(camera_states)
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prev_sof = {state: None for state in camera_states}
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diffs: Dict[str, list] = {state: [] for state in camera_states}
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st = time.monotonic()
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while True:
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sm.update()
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for state in camera_states:
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if sm.updated[state]:
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if prev_sof[state] is not None:
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diffs[state].append((sm[state].timestampSof - prev_sof[state]) / 1e9)
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prev_sof[state] = sm[state].timestampSof
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if time.monotonic() - st > 10:
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for state in camera_states:
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values = diffs[state]
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ref = 0.05
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print(f"{state} \tMean: {fmt(statistics.mean(values))} \t Min: {fmt(min(values))} \t Max: {fmt(max(values))} \t Std: {statistics.stdev(values):.6f} \t Num frames: {len(values)}")
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diffs[state] = []
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print()
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st = time.monotonic()
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