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112 lines
3.0 KiB
112 lines
3.0 KiB
6 years ago
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from cereal import log as capnp_log
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def write_can_to_msg(data, src, msg):
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if not isinstance(data[0], Sequence):
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data = [data]
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can_msgs = msg.init('can', len(data))
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for i, d in enumerate(data):
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if d[0] < 0: continue # ios bug
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cc = can_msgs[i]
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cc.address = d[0]
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cc.busTime = 0
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cc.dat = hex_to_str(d[2])
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if len(d) == 4:
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cc.src = d[3]
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cc.busTime = d[1]
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else:
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cc.src = src
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def convert_old_pkt_to_new(old_pkt):
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m, d = old_pkt
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msg = capnp_log.Event.new_message()
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if len(m) == 3:
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_, pid, t = m
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msg.logMonoTime = t
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else:
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t, pid = m
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msg.logMonoTime = int(t * 1e9)
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last_velodyne_time = None
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if pid == PID_OBD:
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write_can_to_msg(d, 0, msg)
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elif pid == PID_CAM:
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frame = msg.init('frame')
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frame.frameId = d[0]
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frame.timestampEof = msg.logMonoTime
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# iOS
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elif pid == PID_IGPS:
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loc = msg.init('gpsLocation')
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loc.latitude = d[0]
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loc.longitude = d[1]
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loc.speed = d[2]
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loc.timestamp = int(m[0]*1000.0) # on iOS, first number is wall time in seconds
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loc.flags = 1 | 4 # has latitude, longitude, and speed.
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elif pid == PID_IMOTION:
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user_acceleration = d[:3]
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gravity = d[3:6]
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# iOS separates gravity from linear acceleration, so we recombine them.
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# Apple appears to use this constant for the conversion.
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g = -9.8
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acceleration = [g*(a + b) for a, b in zip(user_acceleration, gravity)]
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accel_event = msg.init('sensorEvents', 1)[0]
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accel_event.acceleration.v = acceleration
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# android
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elif pid == PID_GPS:
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if len(d) <= 6 or d[-1] == "gps":
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loc = msg.init('gpsLocation')
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loc.latitude = d[0]
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loc.longitude = d[1]
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loc.speed = d[2]
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if len(d) > 6:
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loc.timestamp = d[6]
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loc.flags = 1 | 4 # has latitude, longitude, and speed.
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elif pid == PID_ACCEL:
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val = d[2] if type(d[2]) != type(0.0) else d
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accel_event = msg.init('sensorEvents', 1)[0]
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accel_event.acceleration.v = val
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elif pid == PID_GYRO:
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val = d[2] if type(d[2]) != type(0.0) else d
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gyro_event = msg.init('sensorEvents', 1)[0]
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gyro_event.init('gyro').v = val
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elif pid == PID_LIDAR:
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lid = msg.init('lidarPts')
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lid.idx = d[3]
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elif pid == PID_APPLANIX:
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loc = msg.init('liveLocation')
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loc.status = d[18]
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loc.lat, loc.lon, loc.alt = d[0:3]
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loc.vNED = d[3:6]
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loc.roll = d[6]
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loc.pitch = d[7]
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loc.heading = d[8]
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loc.wanderAngle = d[9]
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loc.trackAngle = d[10]
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loc.speed = d[11]
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loc.gyro = d[12:15]
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loc.accel = d[15:18]
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elif pid == PID_IBAROMETER:
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pressure_event = msg.init('sensorEvents', 1)[0]
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_, pressure = d[0:2]
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pressure_event.init('pressure').v = [pressure] # Kilopascals
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elif pid == PID_IINIT and len(d) == 4:
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init_event = msg.init('initData')
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init_event.deviceType = capnp_log.InitData.DeviceType.chffrIos
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build_info = init_event.init('iosBuildInfo')
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build_info.appVersion = d[0]
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build_info.appBuild = int(d[1])
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build_info.osVersion = d[2]
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build_info.deviceModel = d[3]
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return msg.as_reader()
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