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add type hints

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This commit is contained in:
Stefal 2023-09-18 18:52:54 +02:00
parent 45ea0df8b6
commit 9b3366e2a1
1 changed files with 12 additions and 12 deletions
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24
writer.py
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@ -29,7 +29,7 @@ class PictureMetadata:
orientation: Optional[int] = 1
class Writer():
def __init__(self, picture: bytes):
def __init__(self, picture: bytes) -> None:
self.content = picture
self.image = pyexiv2.ImageData(picture)
self.exif = self.image.read_exif()
@ -40,20 +40,20 @@ class Writer():
def __enter__(self):
return self
def __exit__(self, *args):
def __exit__(self, *args) -> None:
self.image.close()
def apply(self):
def apply(self) -> None:
self.image.modify_exif(self.updated_exif)
self.image.modify_xmp(self.updated_xmp)
def close(self):
def close(self) -> None:
self.image.close()
def get_Bytes(self):
def get_Bytes(self) -> bytes:
return self.image.get_bytes()
def writePictureMetadata(self, metadata: PictureMetadata):
def writePictureMetadata(self, metadata: PictureMetadata) -> None:
"""
Override exif metadata on raw picture and return updated bytes
"""
@ -70,7 +70,7 @@ class Writer():
if metadata.picture_type is not None:
self.add_img_projection(metadata)
def add_lat_lon(self, metadata: PictureMetadata):
def add_lat_lon(self, metadata: PictureMetadata) -> None:
"""
Add latitude and longitude values in GPSLatitude + GPSLAtitudeRef and GPSLongitude + GPSLongitudeRef
"""
@ -82,7 +82,7 @@ class Writer():
self.updated_exif["Exif.GPSInfo.GPSLongitudeRef"] = "E" if metadata.longitude > 0 else "W"
self.updated_exif["Exif.GPSInfo.GPSLongitude"] = self._to_exif_dms(metadata.longitude)
def add_altitude(self, metadata: PictureMetadata, precision: int = 1000):
def add_altitude(self, metadata: PictureMetadata, precision: int = 1000) -> None:
"""
Add altitude value in GPSAltitude and GPSAltitudeRef
"""
@ -93,7 +93,7 @@ class Writer():
self.updated_exif['Exif.GPSInfo.GPSAltitude'] = f"{int(abs(altitude * precision))} / {precision}"
self.updated_exif['Exif.GPSInfo.GPSAltitudeRef'] = negative_altitude
def add_direction(self, metadata: PictureMetadata, ref: str = 'T', precision: int = 1000):
def add_direction(self, metadata: PictureMetadata, ref: str = 'T', precision: int = 1000) -> None:
"""
Add direction value in GPSImgDirection and GPSImgDirectionRef
"""
@ -103,7 +103,7 @@ class Writer():
self.updated_exif['Exif.GPSInfo.GPSImgDirection'] = f"{int(abs(direction % 360.0 * precision))} / {precision}"
self.updated_exif['Exif.GPSInfo.GPSImgDirectionRef'] = ref
def add_gps_datetime(self, metadata: PictureMetadata):
def add_gps_datetime(self, metadata: PictureMetadata) -> None:
"""
Add GPSDateStamp and GPSTimeStamp
"""
@ -121,7 +121,7 @@ class Writer():
self.updated_exif["Exif.GPSInfo.GPSDateStamp"] = utc_dt.strftime("%Y:%m:%d")
self.updated_exif["Exif.GPSInfo.GPSTimeStamp"] = utc_dt.strftime("%H/1 %M/1 %S/1")
def add_datetimeoriginal(self, metadata: PictureMetadata):
def add_datetimeoriginal(self, metadata: PictureMetadata) -> None:
"""
Add date time in Exif DateTimeOriginal and SubSecTimeOriginal tags
"""
@ -137,7 +137,7 @@ class Writer():
if metadata.capture_time.microsecond != 0:
self.updated_exif["Exif.Photo.SubSecTimeOriginal"] = metadata.capture_time.strftime("%f")
def add_img_projection(self, metadata: PictureMetadata):
def add_img_projection(self, metadata: PictureMetadata) -> None:
"""
Add image projection type (equirectangular for spherical image, ...) in xmp GPano.ProjectionType
"""