Try to read EXIF DateTimeOriginal/DateTime from image. Returns None if unavailable.
(path: Path)
| 47 | |
| 48 | |
| 49 | def exif_datetime_original(path: Path) -> datetime | None: |
| 50 | """ |
| 51 | Try to read EXIF DateTimeOriginal/DateTime from image. |
| 52 | Returns None if unavailable. |
| 53 | """ |
| 54 | if not PIL_OK: |
| 55 | return None |
| 56 | try: |
| 57 | img = Image.open(path) |
| 58 | exif = img.getexif() |
| 59 | if not exif: |
| 60 | return None |
| 61 | |
| 62 | # map EXIF tag ids -> names |
| 63 | tag_map = {} |
| 64 | for k, v in ExifTags.TAGS.items(): |
| 65 | tag_map[k] = v |
| 66 | |
| 67 | # common EXIF datetime tags |
| 68 | dto = None |
| 69 | dt = None |
| 70 | for tag_id, value in exif.items(): |
| 71 | name = tag_map.get(tag_id) |
| 72 | if name == "DateTimeOriginal": |
| 73 | dto = value |
| 74 | elif name == "DateTime": |
| 75 | dt = value |
| 76 | |
| 77 | raw = dto or dt |
| 78 | if not raw: |
| 79 | return None |
| 80 | |
| 81 | # EXIF datetime format: "YYYY:MM:DD HH:MM:SS" |
| 82 | raw = str(raw).strip() |
| 83 | return datetime.strptime(raw, "%Y:%m:%d %H:%M:%S") |
| 84 | except Exception: |
| 85 | return None |
| 86 | |
| 87 | |
| 88 | def file_mtime(path: Path) -> datetime: |