You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
CubeSatSim/groundstation/fc_block_decode.py

107 lines
3.8 KiB

import sys
from os import system
from time import sleep
import logging
import random
from PIL import Image, ImageDraw, ImageFont, ImageColor
import subprocess
import io
logging.basicConfig(format='%(message)s')
# logging.warning('CC-Warning!')
FC_EPS = 1
FC_BOB = 25
FC_SW = 50
FC_PAYLOAD = 55
extended = 1
image_id = random.randint(0, 255)
image_count = 0;
system("sudo rm image_file")
if __name__ == "__main__":
debug_mode = False
counter = 1
if (len(sys.argv)) > 1:
# print("There are arguments!")
if ('d' == sys.argv[1]):
debug_mode = True
print(debug_mode)
for line in sys.stdin:
if (debug_mode):
print(line, end =" ")
logging.warning(line)
if ((line.find("data: ")) > 0):
print("\ndata block found!\n")
data_block_string = line.split()
print(data_block_string)
data_block = [int(number_string,16) for number_string in data_block_string[7:]]
print("\n")
print(data_block)
print("\n")
if (data_block[0] == 0xE0) or (data_block[0] == 0xE1):
if (data_block[0] == 0xE0):
print("CubeSatSim Frametype RT1+IMG1")
if (data_block[0] == 0xE1):
print("CubeSatSim Frametype RT2+IMG2")
print("Sequence number: ")
print(data_block[extended + 51] + data_block[extended + 50] * 2^16 + data_block[extended + 49] * 2^32)
print("Vx (mV): ")
print((data_block[extended + FC_EPS + 0] << 2) + (0xfc & data_block[extended + FC_EPS + 1]))
print('Payload 0:{:x}, Payload 1:{:x}'.format(data_block[FC_PAYLOAD + extended], data_block[FC_PAYLOAD + extended + 1]))
print(" ")
if (data_block[FC_PAYLOAD + extended] == 0x55) and (data_block[FC_PAYLOAD + extended + 1] == 0x68):
try:
print("Writing payload to file")
immutable_payload = bytes(bytearray(data_block[(FC_PAYLOAD + extended):])) # payload)
print(immutable_payload)
with open("image_file_payload", "wb") as binary_file:
binary_file.write(immutable_payload)
except:
print("File error")
# try:
filename = "/home/pi/fctelem/image_file" + str(image_id) + "." + str(image_count) + ".jpeg"
system("/home/pi/ssdv/ssdv -d -J /home/pi/fctelem/image_file_payload /home/pi/fctelem/image_file_payload.jpeg 2>&1 | tee /home/pi/fctelem/ssdv_output")
with open("/home/pi/fctelem/ssdv_output", "r") as file:
for line in file:
# print("line:")
# print(line)
if ((line.find("mage ID:")) > 0):
print("\nImage ID found!\n")
image_id_string = line.split()
print(image_id_string)
new_image_id = int(image_id_string[2], 16)
print(new_image_id)
if (new_image_id != image_id):
image_id = new_image_id
print("End of image")
newfilename = "/home/pi/fctelem/image_file" + str(image_id) + ".jpeg"
# system("/home/pi/ssdv/ssdv -d -J /home/pi/fctelem/image_file " + filename)
system("sudo mv " + filename + " " + newfilename)
system("sudo mv /home/pi/fctelem/image_file /home/pi/fctelem/image_file" + str(image_id))
print("New Image ID: ")
print(image_id)
# image_count = (image_count + 1) % 256
image_count = 0
else:
image_count += 1
print("image_count:")
print(image_count)
with open("image_file", "ab") as binary_file:
binary_file.write(immutable_payload)
system("/home/pi/ssdv/ssdv -d -J /home/pi/fctelem/image_file " + filename)
system("sudo cp " + filename + " /home/pi/CubeSatSim/groundstation/public_html/image_file.jpeg")
# image = Image.open("image_file" + str(image_count) + "." + str(image_index) + ".jpeg")
# image.show()
# except:
# print("Image display error")
else:
print("Payload not an image!")
image_id = 256 # set illegal image_id to force new image
else:
print("Unknown Sat Id or Frame")

Powered by TurnKey Linux.