48 lines
1.1 KiB
Python
48 lines
1.1 KiB
Python
import contextlib
|
|
|
|
from exif import Image
|
|
|
|
|
|
def decimal_coords(coords: float, ref: str) -> float:
|
|
"""Get latitude/longitude from coord and direction reference
|
|
|
|
### Args:
|
|
* coords (`float`): _description_
|
|
* ref (`str`): _description_
|
|
|
|
### Returns:
|
|
* float: Decimal degrees
|
|
"""
|
|
decimal_degrees = coords[0] + coords[1] / 60 + coords[2] / 3600
|
|
|
|
if ref in {"S", "W"}:
|
|
decimal_degrees = -decimal_degrees
|
|
|
|
return round(decimal_degrees, 5)
|
|
|
|
|
|
def extract_location(filepath: str) -> dict:
|
|
"""Get location data from image
|
|
|
|
### Args:
|
|
* filepath (`str`): Path to file location
|
|
|
|
### Returns:
|
|
* dict: `{ "lng": float, "lat": float, "alt": float }`
|
|
"""
|
|
|
|
output = {"lng": 0.0, "lat": 0.0, "alt": 0.0}
|
|
|
|
with open(filepath, "rb") as src:
|
|
img = Image(src)
|
|
|
|
if img.has_exif is False:
|
|
return output
|
|
|
|
with contextlib.suppress(AttributeError):
|
|
output["lng"] = decimal_coords(img.gps_longitude, img.gps_longitude_ref)
|
|
output["lat"] = decimal_coords(img.gps_latitude, img.gps_latitude_ref)
|
|
output["alt"] = img.gps_altitude
|
|
|
|
return output
|