Simplify and caption

This commit is contained in:
Andras Schmelczer 2026-04-26 15:49:14 +01:00
commit 2c8d78b397

View file

@ -1,95 +1,93 @@
#!/usr/bin/env python3
import argparse
import fcntl
import os
import sys
from datetime import datetime
from pathlib import Path
from PIL import Image, ImageDraw, ImageFont
sys.path.append(str(Path(__file__).parent / "lib"))
from waveshare_epd import epd7in3e
from immich import ImmichClient, get_random_photo_of_people, get_random_photo_from_album
from homeassistant import HomeAssistantClient
LOCK_FILE = "/tmp/frame.lock"
IMMICH_URL = os.environ.get("IMMICH_URL", "https://immich.schmelczer.dev")
IMMICH_API_KEY = os.environ.get("IMMICH_API_KEY", "6crxVS1JLTJxsfGlzVhN2kefdL4EP7HPkkoMk9L6ZOE")
HA_URL = os.environ.get("HA_URL", "https://homeassistant.schmelczer.dev")
HA_TOKEN = os.environ.get("HA_TOKEN", "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJmZjk3OTNmOWMzOWU0YjdmYmRjYTc5YmJkMTUyODcyNSIsImlhdCI6MTc2OTIwMjg1NCwiZXhwIjoyMDg0NTYyODU0fQ.IiL_1vTrGMlOoPMksN6lAopE0aInlY_wRnL4Jc-CeBs")
HA_PRESENCE_ENTITIES = ["person.andras", "person.ruby"]
DEFAULT_SATURATION = 1.3
DEFAULT_CONTRAST = 1.05
DEFAULT_GAMMA = 0.90
def display_image(image_path: Path, orientation: int, saturation: float,
contrast: float, gamma: float, enhance: bool) -> None:
epd = epd7in3e.EPD()
try:
epd.init()
img = Image.open(image_path).convert("RGB")
if orientation:
img = img.rotate(orientation, expand=True)
buf = epd.getbuffer(img, saturation=saturation, contrast=contrast,
gamma=gamma, enhance=enhance)
epd.display(buf)
finally:
epd.sleep()
def main() -> None:
parser = argparse.ArgumentParser(description="Display image on e-ink frame")
parser.add_argument("--people", default="Me,Ruby",
help="Comma-separated names for Immich search")
parser.add_argument("--album", help="Fetch from album (overrides --people)")
parser.add_argument("-o", "--orientation", type=int, choices=[0, 90, 180, 270],
default=0, help="Rotation in degrees")
parser.add_argument("--saturation", type=float, default=DEFAULT_SATURATION)
parser.add_argument("--contrast", type=float, default=DEFAULT_CONTRAST)
parser.add_argument("--gamma", type=float, default=DEFAULT_GAMMA)
parser.add_argument("--no-enhance", action="store_true")
args = parser.parse_args()
lock_fd = open(LOCK_FILE, "w")
try:
fcntl.flock(lock_fd, fcntl.LOCK_EX | fcntl.LOCK_NB)
except BlockingIOError:
print("Another instance running, skipping")
sys.exit(0)
now = datetime.now()
print(f"Time: {now.strftime('%H:%M')}")
if 0 <= now.hour < 7:
print("Night time, skipping")
sys.exit(0)
ha = HomeAssistantClient(HA_URL, HA_TOKEN)
home = [e.split(".")[-1].title() for e in HA_PRESENCE_ENTITIES if ha.is_person_home(e)]
if not home:
print("No one home, skipping")
sys.exit(0)
print(f"Home: {', '.join(home)}")
client = ImmichClient(IMMICH_URL, IMMICH_API_KEY)
if args.album:
image_path = get_random_photo_from_album(client, args.album, args.orientation)
print(f"Album: {args.album}")
else:
names = [n.strip() for n in args.people.split(",")]
image_path = get_random_photo_of_people(client, names, args.orientation)
print(f"People: {', '.join(names)}")
try:
display_image(image_path, args.orientation, args.saturation,
args.contrast, args.gamma, not args.no_enhance)
finally:
image_path.unlink(missing_ok=True)
if __name__ == "__main__":
main()
#!/usr/bin/env python3
import argparse
import fcntl
import os
import sys
from datetime import datetime
from pathlib import Path
from PIL import Image
sys.path.append(str(Path(__file__).parent / "lib"))
from immich import ImmichClient, get_random_photo_of_people, get_random_photo_from_album
from homeassistant import HomeAssistantClient
from overlay import format_age, format_location
# waveshare_epd is imported lazily after the lock — its epdconfig claims
# GPIO pins at import time, so two overlapping invocations would both crash
# on "GPIO busy" before reaching the flock below.
IMMICH_URL = os.environ.get("IMMICH_URL", "https://immich.schmelczer.dev")
IMMICH_API_KEY = os.environ.get("IMMICH_API_KEY", "6crxVS1JLTJxsfGlzVhN2kefdL4EP7HPkkoMk9L6ZOE")
HA_URL = os.environ.get("HA_URL", "https://homeassistant.schmelczer.dev")
HA_TOKEN = os.environ.get("HA_TOKEN", "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiJmZjk3OTNmOWMzOWU0YjdmYmRjYTc5YmJkMTUyODcyNSIsImlhdCI6MTc2OTIwMjg1NCwiZXhwIjoyMDg0NTYyODU0fQ.IiL_1vTrGMlOoPMksN6lAopE0aInlY_wRnL4Jc-CeBs")
HA_PRESENCE_ENTITIES = ["person.andras", "person.ruby"]
def main() -> None:
parser = argparse.ArgumentParser(description="Display image on e-ink frame")
parser.add_argument("--people", default="Me,Ruby",
help="Comma-separated names for Immich search")
parser.add_argument("--album", help="Fetch from album (overrides --people)")
parser.add_argument("-o", "--orientation", type=int, choices=[0, 90, 180, 270],
default=0, help="Rotation in degrees")
parser.add_argument("--saturation", type=float, default=1.3)
parser.add_argument("--contrast", type=float, default=1.05)
parser.add_argument("--gamma", type=float, default=0.90)
args = parser.parse_args()
lock_fd = open("/tmp/frame.lock", "w")
try:
fcntl.flock(lock_fd, fcntl.LOCK_EX | fcntl.LOCK_NB)
except BlockingIOError:
print("Another instance running, skipping")
sys.exit(0)
from waveshare_epd import epd7in3e
now = datetime.now()
print(f"Time: {now.strftime('%H:%M')}")
if 0 <= now.hour < 7:
print("Night time, skipping")
sys.exit(0)
ha = HomeAssistantClient(HA_URL, HA_TOKEN)
home = [e.split(".")[-1].title() for e in HA_PRESENCE_ENTITIES if ha.is_person_home(e)]
if not home:
print("No one home, skipping")
sys.exit(0)
print(f"Home: {', '.join(home)}")
client = ImmichClient(IMMICH_URL, IMMICH_API_KEY)
if args.album:
image_path, asset = get_random_photo_from_album(client, args.album, args.orientation)
print(f"Album: {args.album}")
else:
names = [n.strip() for n in args.people.split(",")]
image_path, asset = get_random_photo_of_people(client, names, args.orientation)
print(f"People: {', '.join(names)}")
left_text = format_age(asset)
right_text = format_location(asset)
if left_text or right_text:
print(f"Overlay: {left_text or '-'} | {right_text or '-'}")
try:
epd = epd7in3e.EPD()
try:
epd.init()
img = Image.open(image_path).convert("RGB")
if args.orientation:
img = img.rotate(args.orientation, expand=True)
buf = epd.getbuffer(img, saturation=args.saturation, contrast=args.contrast,
gamma=args.gamma, left_text=left_text, right_text=right_text,
orientation=args.orientation)
epd.display(buf)
finally:
epd.sleep()
finally:
image_path.unlink(missing_ok=True)
if __name__ == "__main__":
main()