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satnogs-demo-display
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Updated dependencies 

Fixed API urls
This commit is contained in:
Sebastian 2023-12-13 18:53:53 +01:00
parent 4d2b8a4152
commit afc8c2d784
2 changed files with 45 additions and 29 deletions
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17
requirements.txt
View File

@ -1,7 +1,10 @@
certifi==2018.11.29
chardet==3.0.4
idna==2.8
Pillow==5.3.0
pytz==2018.7
requests==2.21.0
urllib3==1.24.1
certifi==2023.11.17
chardet==5.2.0
charset-normalizer==3.3.2
idna==3.6
packaging==23.2
Pillow==10.1.0
pip-review==1.3.0
pytz==2023.3.post1
requests==2.31.0
urllib3==2.1.0

57
update.py
View File

@ -10,52 +10,60 @@ from PIL import ImageDraw
from io import BytesIO
FONT_SIZE = 40
TEXT_COLOR = (255, 255, 255, 255)
def invert_back_white(img):
pixels = img.load()
for y in range(img.size[1]):
for x in range(img.size[0]):
r,g,b, _ = pixels[x,y]
r, g, b, _ = pixels[x, y]
if abs(r - g) < 5 and abs(r - g) < 5 and abs(b - g) < 5:
pixels[x,y] = (255 - r, 255 - g, 255 - b, 255)
pixels[x, y] = (255 - r, 255 - g, 255 - b, 255)
def scale_to_height(img, new_height):
width, height = img.size
new_width = int(new_height * width / height)
return img.resize((new_width, new_height), Image.ANTIALIAS)
new_width = int(new_height * width / height)
return img.resize((new_width, new_height))
def scale_to_width(img, new_width):
width, height = img.size
new_height = int(new_width * height / width)
return img.resize((new_width, new_height), Image.ANTIALIAS)
new_height = int(new_width * height / width)
return img.resize((new_width, new_height))
def main():
now = datetime.now(pytz.utc)
earlier = now - timedelta(hours=1)
params = {'start' : earlier.isoformat(), 'end' : now.isoformat() }
resp = requests.get('https://network.satnogs.org/api/data/', params=params)
params = {
'start': earlier.isoformat(),
'end': now.isoformat(),
'status': 'good',
}
resp = requests.get('https://network.satnogs.org/api/observations',
params=params)
obs = resp.json()
obs = reversed(sorted(obs, key=lambda x: x['end']))
for ob in obs:
if ob['waterfall'] != None:
if ob['waterfall'] is not None:
break
if ob['waterfall'] == None:
print("No waterfall found")
if ob['waterfall'] is None:
print("No observations with waterfall found")
return
resp = requests.get('https://db.satnogs.org/api/satellites/%s/' % ob['norad_cat_id'])
resp = requests.get('https://db.satnogs.org/api/satellites/%s/' %
ob['norad_cat_id'])
sat_name = resp.json()['name']
sat_img_url = resp.json()['image']
sat_img_url = "https://db-satnogs.freetls.fastly.net/media/%s" % (resp.json()['image'])
print(sat_img_url)
mode_desc = ob['transmitter_mode']
@ -71,25 +79,30 @@ def main():
invert_back_white(logo)
sat_img = None
if sat_img_url != None:
if sat_img_url is not None and sat_img_url != '':
resp = requests.get(sat_img_url)
sat_img = Image.open(BytesIO(resp.content)).convert('RGBA')
sat_img_aplha = Image.open(BytesIO(resp.content)).convert('RGBA')
alpha_chan = sat_img_aplha.convert('RGBA').split()[-1]
sat_img = Image.new("RGBA", sat_img_aplha.size, (255,255, 255, 255))
sat_img.paste(sat_img_aplha, mask=alpha_chan)
sat_img = scale_to_width(sat_img, 500)
img = Image.new('RGBA', (1280,1024))
img = Image.new('RGBA', (1280, 1024))
draw = ImageDraw.Draw(img)
draw.rectangle((0, 0, 1280, 1024), fill=(0, 0, 0, 255))
station_name = ob['station_name']
if len(station_name) > 20:
station_name = station_name[:20] + "..."
infos = "Satellite: %s\nStation: %s\nMode: %s\nStart: %s\nEnd: %s" % (sat_name, station_name, mode_desc, ob['start'], ob['end'])
infos = "Satellite: %s\nStation: %s\nMode: %s\nStart: %s\nEnd: %s" % (
sat_name, station_name, mode_desc, ob['start'], ob['end'])
font = ImageFont.truetype("Montserrat-Regular.otf", FONT_SIZE)
draw.text((water_width + 100, logo_h+50),
infos,
TEXT_COLOR,
font=font)
draw.text((water_width + 100, logo_h + 50), infos, TEXT_COLOR, font=font)
img.paste(waterfall, (0, 0))
img.paste(logo, (water_width + 100, 20))