forked from NatholBMX/Python-Tello-Control
/
telloWithImageOutput.py
487 lines (425 loc) · 19.3 KB
/
telloWithImageOutput.py
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"""License.
Copyright 2018 PingguSoft <pinggusoft@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
import socket
import threading
import time
import traceback
import datetime
from timertask import TimerTask
from bytebuffer import ByteBuffer
import sys
import os
import msvcrt
from subprocess import Popen, PIPE
msvcrt.setmode(sys.stdout.fileno(), os.O_BINARY)
class Tello:
# TELLO COMMAND
TELLO_CMD_CONN = 1
TELLO_CMD_CONN_ACK = 2
TELLO_CMD_SSID = 17 # pt48
TELLO_CMD_SET_SSID = 18 # pt68
TELLO_CMD_SSID_PASS = 19 # pt48
TELLO_CMD_SET_SSID_PASS = 20 # pt68
TELLO_CMD_REGION = 21 # pt48
TELLO_CMD_SET_REGION = 22 # pt68
TELLO_CMD_REQ_VIDEO_SPS_PPS = 37 # pt60
TELLO_CMD_TAKE_PICTURE = 48 # pt68
TELLO_CMD_SWITCH_PICTURE_VIDEO = 49 # pt68
TELLO_CMD_START_RECORDING = 50 # pt68
TELLO_CMD_SET_EV = 52 # pt48
TELLO_CMD_DATE_TIME = 70 # pt50
TELLO_CMD_STICK = 80 # pt60
TELLO_CMD_LOG_HEADER_WRITE = 4176 # pt50
TELLO_CMD_LOG_DATA_WRITE = 4177 # RX_O
TELLO_CMD_LOG_CONFIGURATION = 4178 # pt50
TELLO_CMD_WIFI_SIGNAL = 26 # RX_O
TELLO_CMD_VIDEO_BIT_RATE = 40 # pt48
TELLO_CMD_LIGHT_STRENGTH = 53 # RX_O
TELLO_CMD_VERSION_STRING = 69 # pt48
TELLO_CMD_ACTIVATION_TIME = 71 # pt48
TELLO_CMD_LOADER_VERSION = 73 # pt48
TELLO_CMD_STATUS = 86 # RX_O
TELLO_CMD_ALT_LIMIT = 4182 # pt48
TELLO_CMD_LOW_BATT_THRESHOLD = 4183 # pt48
TELLO_CMD_ATT_ANGLE = 4185 # pt48
TELLO_CMD_SET_JPEG_QUALITY = 55 # pt68
TELLO_CMD_TAKEOFF = 84 # pt68
TELLO_CMD_LANDING = 85 # pt68
TELLO_CMD_SET_ALT_LIMIT = 88 # pt68
TELLO_CMD_FLIP = 92 # pt70
TELLO_CMD_THROW_FLY = 93 # pt48
TELLO_CMD_PALM_LANDING = 94 # pt48
TELLO_CMD_PLANE_CALIBRATION = 4180 # pt68
TELLO_CMD_SET_LOW_BATTERY_THRESHOLD = 4181 # pt68
TELLO_CMD_SET_ATTITUDE_ANGLE = 4184 # pt68
TELLO_CMD_ERROR1 = 67 # RX_O
TELLO_CMD_ERROR2 = 68 # RX_O
TELLO_CMD_FILE_SIZE = 98 # pt50
TELLO_CMD_FILE_DATA = 99 # pt50
TELLO_CMD_FILE_COMPLETE = 100 # pt48
TELLO_CMD_HANDLE_IMU_ANGLE = 90 # pt48
TELLO_CMD_SET_VIDEO_BIT_RATE = 32 # pt68
TELLO_CMD_SET_DYN_ADJ_RATE = 33 # pt68
TELLO_CMD_SET_EIS = 36 # pt68
TELLO_CMD_SMART_VIDEO_START = 128 # pt68
TELLO_CMD_SMART_VIDEO_STATUS = 129 # pt50
TELLO_CMD_BOUNCE = 4179 # pt68
# Smart Video
TELLO_SMART_VIDEO_STOP = 0x00
TELLO_SMART_VIDEO_START = 0x01
TELLO_SMART_VIDEO_360 = 0x01
TELLO_SMART_VIDEO_CIRCLE = 0x02
TELLO_SMART_VIDEO_UP_OUT = 0x03
# PORT
TELLO_PORT_VIDEO = 6037
# CRC TABLES
TBL_CRC16 = [
0x0000, 0x1189, 0x2312, 0x329b, 0x4624, 0x57ad, 0x6536, 0x74bf, 0x8c48, 0x9dc1, 0xaf5a, 0xbed3, 0xca6c, 0xdbe5,
0xe97e, 0xf8f7,
0x1081, 0x0108, 0x3393, 0x221a, 0x56a5, 0x472c, 0x75b7, 0x643e, 0x9cc9, 0x8d40, 0xbfdb, 0xae52, 0xdaed, 0xcb64,
0xf9ff, 0xe876,
0x2102, 0x308b, 0x0210, 0x1399, 0x6726, 0x76af, 0x4434, 0x55bd, 0xad4a, 0xbcc3, 0x8e58, 0x9fd1, 0xeb6e, 0xfae7,
0xc87c, 0xd9f5,
0x3183, 0x200a, 0x1291, 0x0318, 0x77a7, 0x662e, 0x54b5, 0x453c, 0xbdcb, 0xac42, 0x9ed9, 0x8f50, 0xfbef, 0xea66,
0xd8fd, 0xc974,
0x4204, 0x538d, 0x6116, 0x709f, 0x0420, 0x15a9, 0x2732, 0x36bb, 0xce4c, 0xdfc5, 0xed5e, 0xfcd7, 0x8868, 0x99e1,
0xab7a, 0xbaf3,
0x5285, 0x430c, 0x7197, 0x601e, 0x14a1, 0x0528, 0x37b3, 0x263a, 0xdecd, 0xcf44, 0xfddf, 0xec56, 0x98e9, 0x8960,
0xbbfb, 0xaa72,
0x6306, 0x728f, 0x4014, 0x519d, 0x2522, 0x34ab, 0x0630, 0x17b9, 0xef4e, 0xfec7, 0xcc5c, 0xddd5, 0xa96a, 0xb8e3,
0x8a78, 0x9bf1,
0x7387, 0x620e, 0x5095, 0x411c, 0x35a3, 0x242a, 0x16b1, 0x0738, 0xffcf, 0xee46, 0xdcdd, 0xcd54, 0xb9eb, 0xa862,
0x9af9, 0x8b70,
0x8408, 0x9581, 0xa71a, 0xb693, 0xc22c, 0xd3a5, 0xe13e, 0xf0b7, 0x0840, 0x19c9, 0x2b52, 0x3adb, 0x4e64, 0x5fed,
0x6d76, 0x7cff,
0x9489, 0x8500, 0xb79b, 0xa612, 0xd2ad, 0xc324, 0xf1bf, 0xe036, 0x18c1, 0x0948, 0x3bd3, 0x2a5a, 0x5ee5, 0x4f6c,
0x7df7, 0x6c7e,
0xa50a, 0xb483, 0x8618, 0x9791, 0xe32e, 0xf2a7, 0xc03c, 0xd1b5, 0x2942, 0x38cb, 0x0a50, 0x1bd9, 0x6f66, 0x7eef,
0x4c74, 0x5dfd,
0xb58b, 0xa402, 0x9699, 0x8710, 0xf3af, 0xe226, 0xd0bd, 0xc134, 0x39c3, 0x284a, 0x1ad1, 0x0b58, 0x7fe7, 0x6e6e,
0x5cf5, 0x4d7c,
0xc60c, 0xd785, 0xe51e, 0xf497, 0x8028, 0x91a1, 0xa33a, 0xb2b3, 0x4a44, 0x5bcd, 0x6956, 0x78df, 0x0c60, 0x1de9,
0x2f72, 0x3efb,
0xd68d, 0xc704, 0xf59f, 0xe416, 0x90a9, 0x8120, 0xb3bb, 0xa232, 0x5ac5, 0x4b4c, 0x79d7, 0x685e, 0x1ce1, 0x0d68,
0x3ff3, 0x2e7a,
0xe70e, 0xf687, 0xc41c, 0xd595, 0xa12a, 0xb0a3, 0x8238, 0x93b1, 0x6b46, 0x7acf, 0x4854, 0x59dd, 0x2d62, 0x3ceb,
0x0e70, 0x1ff9,
0xf78f, 0xe606, 0xd49d, 0xc514, 0xb1ab, 0xa022, 0x92b9, 0x8330, 0x7bc7, 0x6a4e, 0x58d5, 0x495c, 0x3de3, 0x2c6a,
0x1ef1, 0x0f78
]
TBL_CRC8 = [
0x00, 0x5e, 0xbc, 0xe2, 0x61, 0x3f, 0xdd, 0x83, 0xc2, 0x9c, 0x7e, 0x20, 0xa3, 0xfd, 0x1f, 0x41,
0x9d, 0xc3, 0x21, 0x7f, 0xfc, 0xa2, 0x40, 0x1e, 0x5f, 0x01, 0xe3, 0xbd, 0x3e, 0x60, 0x82, 0xdc,
0x23, 0x7d, 0x9f, 0xc1, 0x42, 0x1c, 0xfe, 0xa0, 0xe1, 0xbf, 0x5d, 0x03, 0x80, 0xde, 0x3c, 0x62,
0xbe, 0xe0, 0x02, 0x5c, 0xdf, 0x81, 0x63, 0x3d, 0x7c, 0x22, 0xc0, 0x9e, 0x1d, 0x43, 0xa1, 0xff,
0x46, 0x18, 0xfa, 0xa4, 0x27, 0x79, 0x9b, 0xc5, 0x84, 0xda, 0x38, 0x66, 0xe5, 0xbb, 0x59, 0x07,
0xdb, 0x85, 0x67, 0x39, 0xba, 0xe4, 0x06, 0x58, 0x19, 0x47, 0xa5, 0xfb, 0x78, 0x26, 0xc4, 0x9a,
0x65, 0x3b, 0xd9, 0x87, 0x04, 0x5a, 0xb8, 0xe6, 0xa7, 0xf9, 0x1b, 0x45, 0xc6, 0x98, 0x7a, 0x24,
0xf8, 0xa6, 0x44, 0x1a, 0x99, 0xc7, 0x25, 0x7b, 0x3a, 0x64, 0x86, 0xd8, 0x5b, 0x05, 0xe7, 0xb9,
0x8c, 0xd2, 0x30, 0x6e, 0xed, 0xb3, 0x51, 0x0f, 0x4e, 0x10, 0xf2, 0xac, 0x2f, 0x71, 0x93, 0xcd,
0x11, 0x4f, 0xad, 0xf3, 0x70, 0x2e, 0xcc, 0x92, 0xd3, 0x8d, 0x6f, 0x31, 0xb2, 0xec, 0x0e, 0x50,
0xaf, 0xf1, 0x13, 0x4d, 0xce, 0x90, 0x72, 0x2c, 0x6d, 0x33, 0xd1, 0x8f, 0x0c, 0x52, 0xb0, 0xee,
0x32, 0x6c, 0x8e, 0xd0, 0x53, 0x0d, 0xef, 0xb1, 0xf0, 0xae, 0x4c, 0x12, 0x91, 0xcf, 0x2d, 0x73,
0xca, 0x94, 0x76, 0x28, 0xab, 0xf5, 0x17, 0x49, 0x08, 0x56, 0xb4, 0xea, 0x69, 0x37, 0xd5, 0x8b,
0x57, 0x09, 0xeb, 0xb5, 0x36, 0x68, 0x8a, 0xd4, 0x95, 0xcb, 0x29, 0x77, 0xf4, 0xaa, 0x48, 0x16,
0xe9, 0xb7, 0x55, 0x0b, 0x88, 0xd6, 0x34, 0x6a, 0x2b, 0x75, 0x97, 0xc9, 0x4a, 0x14, 0xf6, 0xa8,
0x74, 0x2a, 0xc8, 0x96, 0x15, 0x4b, 0xa9, 0xf7, 0xb6, 0xe8, 0x0a, 0x54, 0xd7, 0x89, 0x6b, 0x35,
]
NEW_ALT_LIMIT = 30
def __init__(self, tello_ip='192.168.10.1', portCmd=8889):
self.pill2kill = threading.Event()
self.task20ms = TimerTask(0.02, self._timerTask, "World")
self.sockCmd = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
self.addrCmd = (tello_ip, portCmd)
self.sockCmd.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
self.sockCmd.settimeout(.5)
self.threadCmdRX = threading.Thread(target=self._threadCmdRX, args=(self.pill2kill, "task"))
self.threadCmdRX.start()
self.threadVideoRX = threading.Thread(target=self._threadVideoRX, args=(self.pill2kill, "task"))
self.threadVideoRX.start()
self.seqID = 0;
self.stickData = 0
self.rcCtr = 0;
self._sendCmd(0x00, self.TELLO_CMD_CONN, None)
def __del__(self):
self.stop()
def stop(self):
self.task20ms.stop()
self.pill2kill.set()
self.sockCmd.close()
def setStickData(self, fast, roll, pitch, thr, yaw):
self.stickData = (fast << 44) | (yaw << 33) | (thr << 22) | (pitch << 11) | (roll)
def takeOff(self):
self._sendCmd(0x68, self.TELLO_CMD_TAKEOFF, None)
def land(self):
self._sendCmd(0x68, self.TELLO_CMD_LANDING, bytearray([0x00]))
def setSmartVideoShot(self, mode, isStart):
data = self.TELLO_SMART_VIDEO_START if isStart == True else self.TELLO_SMART_VIDEO_STOP
data = data | (mode << 2)
self._sendCmd(0x68, self.TELLO_CMD_SMART_VIDEO_START, bytearray([data]));
def bounce(self, isStart):
data = 0x30 if isStart == True else 0x31;
self._sendCmd(0x68, self.TELLO_CMD_BOUNCE, bytearray([data]));
###############################################################################
# utility functions
###############################################################################
def _calcCRC16(self, buf, size):
i = 0
seed = 0x3692
while size > 0:
seed = self.TBL_CRC16[(seed ^ buf[i]) & 0xff] ^ (seed >> 8)
i = i + 1
size = size - 1
return seed
def _calcCRC8(self, buf, size):
i = 0
seed = 0x77
while size > 0:
seed = self.TBL_CRC8[(seed ^ buf[i]) & 0xff]
i = i + 1
size = size - 1
return seed
def _printArray(self, buf, size=None):
i = 0
if size is None:
size = len(buf)
while size > 0:
print('0x' + format(buf[i], '02x') + ', ')
i = i + 1
size = size - 1
print('')
def _buildPacket(self, pacType, cmdID, seqID, data):
size = len(data) if data != None else 0
size = 11 + size
bb = ByteBuffer.allocate(size)
bb.clear()
bb.put_ULInt8(0xCC)
bb.put_ULInt16(size << 3)
crc8 = self._calcCRC8(bb.get_array(), 3)
bb.put_ULInt8(crc8);
bb.put_ULInt8(pacType);
bb.put_ULInt16(cmdID);
bb.put_ULInt16(seqID);
if data:
bb.put(data)
crc16 = self._calcCRC16(bb.get_array(), size - 2);
bb.put_ULInt16(crc16)
bb.flip()
return bb
def _parsePacket(self, buf):
dataSize = 0
cmdID = 0
if len(buf) >= 11:
bb = ByteBuffer.wrap(buf)
mark = bb.get_ULInt8()
if mark == 0xCC:
size = bb.get_ULInt16() >> 3
crc8 = bb.get_ULInt8()
calcCRC8 = self._calcCRC8(buf, 3)
if crc8 != calcCRC8:
print('wrong CRC8 {0:02x / 1:02x}'.format(crc8, calcCRC8))
pacType = bb.get_ULInt8()
cmdID = bb.get_ULInt16()
seqID = bb.get_ULInt16()
dataSize = size - 11;
data = None
# if dataSize > 0:
# data = bytearray(dataSize)
# bb.get(data)
bb.set_position(size - 2)
crc16 = bb.get_ULInt16()
calcCRC16 = self._calcCRC16(buf, size - 2);
if crc16 != calcCRC16:
print('wrong CRC8 {0:04x / 1:04x}'.format(crc16, calcCRC16))
# print 'pt:{0:02x}, cmd:{1:4d}={2:04x}, seq:{3:04x}, data_sz:{4:d} - '.format(pacType, cmdID, cmdID, seqID, dataSize)
else:
if mark == 0x63:
ack = ByteBuffer.allocate(11)
ack.put_bytes('conn_ack:'.encode())
ack.put_ULInt16(self.TELLO_PORT_VIDEO)
ack.flip()
if ack.get_array() == buf:
cmdID = self.TELLO_CMD_CONN_ACK
else:
print('wrong video port !!')
else:
print('wrong mark !! {0:02x}'.format(mark))
elif buf != None:
print('wrong packet length={0:d}, 1st byte={1:02x}'.format(len(buf), buf[0]))
return cmdID
def _sendCmd(self, pacType, cmdID, data):
bb = None
payload = None
out = None
seq = 0
len = 0
if cmdID == self.TELLO_CMD_CONN:
out = ByteBuffer.allocate(11)
out.clear()
out.put_bytes('conn_req:'.encode())
out.put_ULInt16(self.TELLO_PORT_VIDEO);
self.seqID = self.seqID + 1
elif cmdID == self.TELLO_CMD_STICK:
now = datetime.datetime.now()
bb = ByteBuffer.allocate(11)
bb.clear()
# put 64bit stick data
pp = ByteBuffer.allocate(8)
pp.put_ULInt64(self.stickData)
pp.flip()
# get 48bit data only
bb.put(pp.get_array(), 0, 6);
bb.put_ULInt8(now.hour)
bb.put_ULInt8(now.minute)
bb.put_ULInt8(now.second)
bb.put_ULInt16(now.microsecond & 0xffff)
seq = 0
elif cmdID == self.TELLO_CMD_DATE_TIME:
seq = self.seqID
now = datetime.datetime.now()
bb = ByteBuffer.allocate(15)
bb.clear()
bb.put_ULInt8(0x00)
bb.put_ULInt16(now.year)
bb.put_ULInt16(now.month)
bb.put_ULInt16(now.day)
bb.put_ULInt16(now.hour)
bb.put_ULInt16(now.minute)
bb.put_ULInt16(now.second)
bb.put_ULInt16(now.microsecond & 0xffff)
self.seqID = self.seqID + 1
elif cmdID == self.TELLO_CMD_REQ_VIDEO_SPS_PPS:
seq = 0
else:
seq = self.seqID
self.seqID = self.seqID + 1
if bb != None:
payload = bb.get_array()
else:
payload = data
if out == None:
out = self._buildPacket(pacType, cmdID, seq, payload)
self.sockCmd.sendto(out.get_array(), self.addrCmd)
return None
###############################################################################
# CommandRX Thread
###############################################################################
def _threadCmdRX(self, stop_event, arg):
# print '_threadCmdRX started !!!'
statusCtr = 0
data = bytearray(1024)
payload = None
while not stop_event.is_set():
try:
size, addr = self.sockCmd.recvfrom_into(data)
except socket.timeout as e:
time.sleep(.5)
continue
except socket.error as e:
print(e)
continue
else:
cmdID = self._parsePacket(data[:size])
payload = ByteBuffer.wrap(data[9:size - 1])
if cmdID == self.TELLO_CMD_CONN_ACK:
print('connection successful !')
# self._printArray(data[:size])
elif cmdID == self.TELLO_CMD_DATE_TIME:
self._sendCmd(0x50, cmdID, None)
elif cmdID == self.TELLO_CMD_STATUS:
if statusCtr == 3:
self._sendCmd(0x60, self.TELLO_CMD_REQ_VIDEO_SPS_PPS, None)
self._sendCmd(0x48, self.TELLO_CMD_VERSION_STRING, None)
self._sendCmd(0x48, self.TELLO_CMD_SET_VIDEO_BIT_RATE, None)
self._sendCmd(0x48, self.TELLO_CMD_ALT_LIMIT, None)
self._sendCmd(0x48, self.TELLO_CMD_LOW_BATT_THRESHOLD, None)
self._sendCmd(0x48, self.TELLO_CMD_ATT_ANGLE, None)
self._sendCmd(0x48, self.TELLO_CMD_REGION, None)
self._sendCmd(0x48, self.TELLO_CMD_SET_EV, bytearray([0x00]));
statusCtr = statusCtr + 1
elif cmdID == self.TELLO_CMD_VERSION_STRING:
if size >= 42:
print('Version:' + data[10:30].decode())
elif cmdID == self.TELLO_CMD_SMART_VIDEO_START:
if payload.get_remaining() > 0:
print('smart video start')
elif cmdID == self.TELLO_CMD_ALT_LIMIT:
if payload.get_remaining() > 0:
payload.get_ULInt8() # 0x00
height = payload.get_ULInt16()
print('alt limit : {0:2d} meter'.format(height))
if height != self.NEW_ALT_LIMIT:
print('set new alt limit : {0:2d} meter'.format(self.NEW_ALT_LIMIT))
self._sendCmd(0x68, self.TELLO_CMD_SET_ALT_LIMIT,
bytearray([self.NEW_ALT_LIMIT & 0xff, (self.NEW_ALT_LIMIT >> 8) & 0xff]));
elif cmdID == self.TELLO_CMD_SMART_VIDEO_STATUS:
if payload.get_remaining() > 0:
resp = payload.get_ULInt8()
dummy = resp & 0x07
start = (resp >> 3) & 0x03
mode = (resp >> 5) & 0x07
print('smart video status - mode:{0:d}, start:{1:d}'.format(mode, start))
self._sendCmd(0x50, self.TELLO_CMD_SMART_VIDEO_STATUS, bytearray([0x00]));
# else:
# for i in data:
# print hex(ord(i)),
# print ''
# print '_threadCmdRX terminated !!!'
###############################################################################
# VideoRX Thread
###############################################################################
def _threadVideoRX(self, stop_event, arg):
videoPlayer = Popen(
['mplayer', '-fps', '30', '-', '-vo', 'jpeg:outdir=temp'],
stdin=PIPE)
# print '_threadVideoRX started !!!'
sockVideo = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
addrVideo = ('192.168.10.2', self.TELLO_PORT_VIDEO)
sockVideo.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
sockVideo.settimeout(.5)
sockVideo.bind(addrVideo)
data = bytearray(4096)
fileVideo = open('video.h264', 'wb')
isSPSRcvd = False
while not stop_event.is_set():
try:
size, addr = sockVideo.recvfrom_into(data)
except socket.timeout as e:
time.sleep(.5)
continue
except socket.error as e:
print(e)
break
else:
if size > 6 and data[2] == 0x00 and data[3] == 0x00 and data[4] == 0x00 and data[5] == 0x01:
nal_type = data[6] & 0x1f
# print 'NAL=', nal_type
if nal_type == 7:
isSPSRcvd = True;
# drop 2 bytes
if isSPSRcvd:
fileVideo.write(data[2:size])
videoPlayer.stdin.write(data[2:size])
sockVideo.close()
fileVideo.close()
# print '_threadVideoRX terminated !!!'
###############################################################################
# timerTask
###############################################################################
def _timerTask(self, arg):
self._sendCmd(0x60, self.TELLO_CMD_STICK, None)
self.rcCtr = self.rcCtr + 1
# every 1sec
if self.rcCtr % 50 == 0:
self._sendCmd(0x60, self.TELLO_CMD_REQ_VIDEO_SPS_PPS, None)