Files
StarPilot/tools/replay/unlog_segment.py
T
Willem Melching bdd5cd2bce fix unlog_segment.py
old-commit-hash: 679919ab1f4ec99fe56b6179e3ba35173a97cc34
2021-05-18 11:14:42 +02:00

108 lines
2.7 KiB
Python
Executable File

#!/usr/bin/env python3
# pylint: skip-file
import argparse
import bisect
import select
import sys
import termios
import time
import tty
from collections import defaultdict
import cereal.messaging as messaging
from tools.lib.framereader import FrameReader
from tools.lib.logreader import LogReader
IGNORE = ['initData', 'sentinel']
def input_ready():
return select.select([sys.stdin], [], [], 0) == ([sys.stdin], [], [])
def replay(route, loop):
route = route.replace('|', '/')
lr = LogReader(f"cd:/{route}/rlog.bz2")
fr = FrameReader(f"cd:/{route}/fcamera.hevc", readahead=True)
# Build mapping from frameId to segmentId from roadEncodeIdx, type == fullHEVC
msgs = [m for m in lr if m.which() not in IGNORE]
msgs = sorted(msgs, key=lambda m: m.logMonoTime)
times = [m.logMonoTime for m in msgs]
frame_idx = {m.roadEncodeIdx.frameId: m.roadEncodeIdx.segmentId for m in msgs if m.which() == 'roadEncodeIdx' and m.roadEncodeIdx.type == 'fullHEVC'}
socks = {}
lag = 0
i = 0
max_i = len(msgs) - 2
while True:
msg = msgs[i].as_builder()
next_msg = msgs[i + 1]
start_time = time.time()
w = msg.which()
if w == 'roadCameraState':
try:
img = fr.get(frame_idx[msg.roadCameraState.frameId], pix_fmt="rgb24")
img = img[0][:, :, ::-1] # Convert RGB to BGR, which is what the camera outputs
msg.roadCameraState.image = img.flatten().tobytes()
except (KeyError, ValueError):
pass
if w not in socks:
socks[w] = messaging.pub_sock(w)
try:
if socks[w]:
socks[w].send(msg.to_bytes())
except messaging.messaging_pyx.MultiplePublishersError:
socks[w] = None
lag += (next_msg.logMonoTime - msg.logMonoTime) / 1e9
lag -= time.time() - start_time
dt = max(lag, 0)
lag -= dt
time.sleep(dt)
if lag < -1.0 and i % 1000 == 0:
print(f"{-lag:.2f} s behind")
if input_ready():
key = sys.stdin.read(1)
# Handle pause
if key == " ":
while True:
if input_ready() and sys.stdin.read(1) == " ":
break
time.sleep(0.01)
# Handle seek
dt = defaultdict(int, s=10, S=-10)[key]
new_time = msgs[i].logMonoTime + dt * 1e9
i = bisect.bisect_left(times, new_time)
i = (i + 1) % max_i if loop else min(i + 1, max_i)
if __name__ == "__main__":
parser = argparse.ArgumentParser()
parser.add_argument("--loop", action='store_true')
parser.add_argument("segment")
args = parser.parse_args()
orig_settings = termios.tcgetattr(sys.stdin)
tty.setcbreak(sys.stdin)
try:
replay(args.segment, args.loop)
termios.tcsetattr(sys.stdin, termios.TCSADRAIN, orig_settings)
except Exception:
termios.tcsetattr(sys.stdin, termios.TCSADRAIN, orig_settings)
raise