lewis-crawler/sstv.py

59 lines
2.3 KiB
Python

from shutil import copyfile
from PIL import Image, ImageFont, ImageDraw
from pysstv import color
def take_photo():
# This def is meant to take a photograph from the robot,
# it should include all steps and error checking to raise the mast
# Take the photo, and put the mast down.
# Copy in the test pattern png (if photo process errors out, this will be used instead)
copyfile('photos/TEST_PATTERN.jpg', 'working/working.jpg')
# Software to take the photo should be here
copyfile('photos/camera_latest.jpg', 'working/working.jpg')
def mark_photo():
raw_img = Image.open("working/working.jpg") # Open the current working image
img = raw_img.resize((320, 240), Image.ANTIALIAS) # resize it for the radio
if False:
TINT_COLOR = (255, 255, 255) # White text bg
TEXT_COLOR = (0,0,0)
else:
TINT_COLOR = (0, 0, 0) # Black text bg
TEXT_COLOR = (255,255,255)
TRANSPARENCY = .25 # Degree of transparency, 0-100%
OPACITY = int(255 * TRANSPARENCY)
overlay = Image.new('RGBA', img.size, TINT_COLOR+(0,))
draw = ImageDraw.Draw(overlay)
bigfont = ImageFont.truetype(r'C:\Users\System-Pc\Desktop\arial.ttf', 20)
smallfont = ImageFont.truetype(r'C:\Users\System-Pc\Desktop\arial.ttf', 17)
draw.rectangle(((0, 0), (90, 20)), fill=TINT_COLOR+(OPACITY,))
draw.text((0, 0),"KW1FOX",TEXT_COLOR,font=bigfont) # Draw KW1FOX in the top left
draw.rectangle(((0, 40), (83, 80)), fill=TINT_COLOR+(OPACITY,))
draw.text((0, 40),"day: 25.2",TEXT_COLOR,font=smallfont)
draw.text((0, 60),"Volt: 13.8",TEXT_COLOR,font=smallfont)
#draw.text((0, 80),"Miles: 1.02",TEXT_COLOR,font=smallfont)
img = img.convert("RGBA")
img = Image.alpha_composite(img, overlay)
img = img.convert("RGB")
img.save('working/working.jpg') # Save the working image
return img
if __name__ == "__main__":
# Take photograph.
take_photo() # Saves a photograph to the working/working.jpg location
# Draw neccicary text on photo
radio_photo = mark_photo() # draws text on working/working.jpg and returns a PIL image
slowscan = color.Robot36(radio_photo, 48000, 16) # Image, rate, bits
slowscan.write_wav('working/working.wav')
#sstv('working/working.png', 'working/radio.wav', mode='Robot36')