mirror of
https://github.com/arsenetar/dupeguru.git
synced 2024-11-05 07:49:02 +00:00
Andrew Senetar
7ba8aa3514
- Format all files with black - Update tox.ini flake8 arguments to be compatible - Add black to requirements-extra.txt - Reduce ignored flake8 rules and fix a few violations
105 lines
3.8 KiB
Python
105 lines
3.8 KiB
Python
# Copyright 2016 Hardcoded Software (http://www.hardcoded.net)
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#
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# This software is licensed under the "GPLv3" License as described in the "LICENSE" file,
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# which should be included with this package. The terms are also available at
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# http://www.gnu.org/licenses/gpl-3.0.html
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import logging
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from hscommon.util import get_file_ext, format_size
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from core.util import format_timestamp, format_perc, format_dupe_count
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from core import fs
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from . import exif
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# This global value is set by the platform-specific subclasser of the Photo base class
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PLAT_SPECIFIC_PHOTO_CLASS = None
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def format_dimensions(dimensions):
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return "%d x %d" % (dimensions[0], dimensions[1])
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def get_delta_dimensions(value, ref_value):
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return (value[0] - ref_value[0], value[1] - ref_value[1])
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class Photo(fs.File):
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INITIAL_INFO = fs.File.INITIAL_INFO.copy()
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INITIAL_INFO.update({"dimensions": (0, 0), "exif_timestamp": ""})
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__slots__ = fs.File.__slots__ + tuple(INITIAL_INFO.keys())
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# These extensions are supported on all platforms
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HANDLED_EXTS = {"png", "jpg", "jpeg", "gif", "bmp", "tiff", "tif"}
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def _plat_get_dimensions(self):
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raise NotImplementedError()
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def _plat_get_blocks(self, block_count_per_side, orientation):
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raise NotImplementedError()
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def _get_orientation(self):
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if not hasattr(self, "_cached_orientation"):
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try:
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with self.path.open("rb") as fp:
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exifdata = exif.get_fields(fp)
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# the value is a list (probably one-sized) of ints
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orientations = exifdata["Orientation"]
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self._cached_orientation = orientations[0]
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except Exception: # Couldn't read EXIF data, no transforms
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self._cached_orientation = 0
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return self._cached_orientation
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def _get_exif_timestamp(self):
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try:
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with self.path.open("rb") as fp:
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exifdata = exif.get_fields(fp)
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return exifdata["DateTimeOriginal"]
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except Exception:
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logging.info("Couldn't read EXIF of picture: %s", self.path)
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return ""
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@classmethod
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def can_handle(cls, path):
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return fs.File.can_handle(path) and get_file_ext(path.name) in cls.HANDLED_EXTS
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def get_display_info(self, group, delta):
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size = self.size
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mtime = self.mtime
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dimensions = self.dimensions
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m = group.get_match_of(self)
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if m:
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percentage = m.percentage
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dupe_count = 0
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if delta:
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r = group.ref
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size -= r.size
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mtime -= r.mtime
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dimensions = get_delta_dimensions(dimensions, r.dimensions)
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else:
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percentage = group.percentage
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dupe_count = len(group.dupes)
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dupe_folder_path = getattr(self, "display_folder_path", self.folder_path)
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return {
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"name": self.name,
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"folder_path": str(dupe_folder_path),
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"size": format_size(size, 0, 1, False),
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"extension": self.extension,
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"dimensions": format_dimensions(dimensions),
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"exif_timestamp": self.exif_timestamp,
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"mtime": format_timestamp(mtime, delta and m),
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"percentage": format_perc(percentage),
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"dupe_count": format_dupe_count(dupe_count),
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}
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def _read_info(self, field):
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fs.File._read_info(self, field)
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if field == "dimensions":
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self.dimensions = self._plat_get_dimensions()
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if self._get_orientation() in {5, 6, 7, 8}:
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self.dimensions = (self.dimensions[1], self.dimensions[0])
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elif field == "exif_timestamp":
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self.exif_timestamp = self._get_exif_timestamp()
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def get_blocks(self, block_count_per_side):
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return self._plat_get_blocks(block_count_per_side, self._get_orientation())
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