creekorful/exif-database
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Work on improving file mapping

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This commit is contained in:
Aloïs Micard 2024-11-14 23:10:16 +01:00
parent d77f655acf
commit be9a596c35
1 changed files with 67 additions and 10 deletions
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77
exif_json/__init__.py
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@ -4,6 +4,64 @@ from datetime import datetime
_file_date_format = "%Y:%m:%d %H:%M:%S%z" _file_date_format = "%Y:%m:%d %H:%M:%S%z"
_original_date_format = "%Y:%m:%d %H:%M:%S.%f%z" _original_date_format = "%Y:%m:%d %H:%M:%S.%f%z"
_date_fields = {
'file_modification_date/time': _file_date_format,
'file_access_date/time': _file_date_format,
'file_inode_change_date/time': _file_date_format,
'date/time_original': _original_date_format,
'create_date': _original_date_format,
'modify_date': _original_date_format,
}
_integer_fields = [
'image_width',
'image_height',
'iso',
'exposure_time',
'shutter_count',
'shutter_speed',
'jpg_from_raw_start',
'jpg_from_raw_length',
'thumbnail_offset',
'thumbnail_length',
'sr2_sub_ifd_offset',
'sr2_sub_ifd_length',
'exif_image_width',
'exif_image_height',
'sony_exposure_time',
'shutter_count_2',
'sony_exposure_time_2',
'stops_above_base_iso',
'sony_iso',
'iso_setting',
'iso_auto_min',
'iso_auto_max',
'bits_per_sample',
'strip_byte_counts',
'rows_per_strip',
'strip_offsets',
'x_resolution',
'y_resolution',
'samples_per_pixel',
'sequence_file_number',
'digital_zoom_ratio',
'sequence_image_number',
'focus_position_2',
]
_decimal_fields = [
'aperture',
'megapixels',
'light_value',
'blue_balance',
'sony_f_number',
'sony_max_aperture_value',
'sony_f_number_2',
'f_number',
'max_aperture_value',
'brightness_value',
]
def execute_exiftool(img_file: str) -> dict: def execute_exiftool(img_file: str) -> dict:
res = subprocess.run( res = subprocess.run(
@ -21,17 +79,16 @@ def execute_exiftool(img_file: str) -> dict:
parts = line.split(':', 1) parts = line.split(':', 1)
exif_metadata[parts[0].strip().lower().replace(' ', '_')] = parts[1].strip() exif_metadata[parts[0].strip().lower().replace(' ', '_')] = parts[1].strip()
# Handle dates for (date_field, date_format) in _date_fields.items():
date_fields = {
'file_modification_date/time': _file_date_format,
'file_access_date/time': _file_date_format,
'file_inode_change_date/time': _file_date_format,
'date/time_original': _original_date_format,
'create_date': _original_date_format,
}
for (date_field, date_format) in date_fields.items():
if date_field in exif_metadata: if date_field in exif_metadata:
exif_metadata[date_field] = datetime.strptime(exif_metadata[date_field], date_format) exif_metadata[date_field] = datetime.strptime(exif_metadata[date_field], date_format)
for field in _integer_fields:
if field in exif_metadata:
exif_metadata[field] = int(exif_metadata[field])
for field in _decimal_fields:
if field in exif_metadata:
exif_metadata[field] = float(exif_metadata[field])
return exif_metadata return exif_metadata