mirror of
https://github.com/iperov/DeepFaceLive
synced 2025-07-14 00:53:49 -07:00
refactoring
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parent
61d9f99b2b
commit
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17 changed files with 202 additions and 41 deletions
283
xlib/face/Faceset.py
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283
xlib/face/Faceset.py
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import pickle
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import sqlite3
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from pathlib import Path
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from typing import Generator, List, Union, Iterable
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import cv2
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import numpy as np
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from .FMask import FMask
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from .UFaceMark import UFaceMark
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from .UImage import UImage
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from .UPerson import UPerson
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class Faceset:
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def __init__(self, path = None):
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"""
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Faceset is a class to store and manage face related data.
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arguments:
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path path to faceset .dfs file
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Can be pickled.
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"""
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self._path = path = Path(path)
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if path.suffix != '.dfs':
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raise ValueError('Path must be a .dfs file')
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self._conn = conn = sqlite3.connect(path, isolation_level=None)
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self._cur = cur = conn.cursor()
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cur = self._get_cursor()
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cur.execute('BEGIN IMMEDIATE')
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if not self._is_table_exists('FacesetInfo'):
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self.recreate(shrink=False, _transaction=False)
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cur.execute('COMMIT')
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self.shrink()
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else:
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cur.execute('END')
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def __del__(self):
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self.close()
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def __getstate__(self):
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return {'_path' : self._path}
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def __setstate__(self, d):
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self.__init__( d['_path'] )
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def __repr__(self): return self.__str__()
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def __str__(self):
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return f"Faceset. UImage:{self.get_UImage_count()} UFaceMark:{self.get_UFaceMark_count()}"
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def _is_table_exists(self, name):
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return self._cur.execute(f"SELECT count(*) FROM sqlite_master WHERE type='table' AND name=?", [name]).fetchone()[0] != 0
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def _get_cursor(self) -> sqlite3.Cursor: return self._cur
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def close(self):
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if self._cur is not None:
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self._cur.close()
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self._cur = None
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if self._conn is not None:
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self._conn.close()
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self._conn = None
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def shrink(self):
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self._cur.execute('VACUUM')
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def recreate(self, shrink=True, _transaction=True):
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"""
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delete all data and recreate Faceset structure.
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"""
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cur = self._get_cursor()
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if _transaction:
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cur.execute('BEGIN IMMEDIATE')
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for table_name, in cur.execute("SELECT name from sqlite_master where type = 'table';").fetchall():
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cur.execute(f'DROP TABLE {table_name}')
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(cur.execute('CREATE TABLE FacesetInfo (version INT)')
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.execute('INSERT INTO FacesetInfo VALUES (1)')
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.execute('CREATE TABLE UImage (uuid BLOB, name TEXT, format TEXT, data BLOB)')
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.execute('CREATE TABLE UPerson (uuid BLOB, name TEXT, age NUMERIC)')
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.execute('CREATE TABLE UFaceMark (uuid BLOB, UImage_uuid BLOB, UPerson_uuid BLOB, pickled_bytes BLOB)')
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)
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if _transaction:
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cur.execute('COMMIT')
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if shrink:
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self.shrink()
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###################
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### UFaceMark
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###################
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def _UFaceMark_from_db_row(self, db_row) -> UFaceMark:
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uuid, UImage_uuid, UPerson_uuid, pickled_bytes = db_row
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return pickle.loads(pickled_bytes)
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def add_UFaceMark(self, ufacemark_or_list : UFaceMark):
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"""
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add or update UFaceMark in DB
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"""
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if not isinstance(ufacemark_or_list, Iterable):
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ufacemark_or_list = [ufacemark_or_list]
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cur = self._cur
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cur.execute('BEGIN IMMEDIATE')
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for ufacemark in ufacemark_or_list:
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pickled_bytes = pickle.dumps(ufacemark)
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uuid = ufacemark.get_uuid()
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UImage_uuid = ufacemark.get_UImage_uuid()
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UPerson_uuid = ufacemark.get_UPerson_uuid()
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if cur.execute('SELECT COUNT(*) from UFaceMark where uuid=?', [uuid] ).fetchone()[0] != 0:
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cur.execute('UPDATE UFaceMark SET UImage_uuid=?, UPerson_uuid=?, pickled_bytes=? WHERE uuid=?',
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[UImage_uuid, UPerson_uuid, pickled_bytes, uuid])
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else:
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cur.execute('INSERT INTO UFaceMark VALUES (?, ?, ?, ?)', [uuid, UImage_uuid, UPerson_uuid, pickled_bytes])
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cur.execute('COMMIT')
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def get_UFaceMark_count(self) -> int:
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return self._cur.execute('SELECT COUNT(*) FROM UFaceMark').fetchone()[0]
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def get_all_UFaceMark(self) -> List[UFaceMark]:
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return [ pickle.loads(pickled_bytes) for pickled_bytes, in self._cur.execute('SELECT pickled_bytes FROM UFaceMark').fetchall() ]
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def get_UFaceMark_by_uuid(self, uuid : bytes) -> Union[UFaceMark, None]:
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c = self._cur.execute('SELECT * FROM UFaceMark WHERE uuid=?', [uuid])
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db_row = c.fetchone()
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if db_row is None:
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return None
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return self._UFaceMark_from_db_row(db_row)
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def iter_UFaceMark(self) -> Generator[UFaceMark, None, None]:
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"""
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returns Generator of UFaceMark
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"""
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for db_row in self._cur.execute('SELECT * FROM UFaceMark').fetchall():
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yield self._UFaceMark_from_db_row(db_row)
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def delete_all_UFaceMark(self):
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"""
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deletes all UFaceMark from DB
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"""
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(self._cur.execute('BEGIN IMMEDIATE')
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.execute('DELETE FROM UFaceMark')
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.execute('COMMIT') )
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###################
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### UPerson
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###################
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def add_UPerson(self, uperson_or_list : UPerson):
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"""
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add or update UPerson in DB
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"""
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if not isinstance(uperson_or_list, Iterable):
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uperson_or_list = [uperson_or_list]
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cur = self._cur
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cur.execute('BEGIN IMMEDIATE')
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for uperson in uperson_or_list:
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uuid = uperson.get_uuid()
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name = uperson.get_name()
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age = uperson.get_age()
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if cur.execute('SELECT COUNT(*) from UPerson where uuid=?', [uuid]).fetchone()[0] != 0:
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cur.execute('UPDATE UPerson SET name=?, age=? WHERE uuid=?', [name, age, uuid])
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else:
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cur.execute('INSERT INTO UPerson VALUES (?, ?, ?)', [uuid, name, age])
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cur.execute('COMMIT')
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def iter_UPerson(self) -> Generator[UPerson, None, None]:
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"""
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iterator of all UPerson's
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"""
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for uuid, name, age in self._cur.execute('SELECT * FROM UPerson').fetchall():
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uperson = UPerson()
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uperson.set_uuid(uuid)
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uperson.set_name(name)
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uperson.set_age(age)
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yield uperson
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def delete_all_UPerson(self):
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"""
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deletes all UPerson from DB
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"""
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(self._cur.execute('BEGIN IMMEDIATE')
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.execute('DELETE FROM UPerson')
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.execute('COMMIT') )
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###################
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### UImage
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###################
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def _UImage_from_db_row(self, db_row) -> UImage:
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uuid, name, format, data_bytes = db_row
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img = cv2.imdecode(np.frombuffer(data_bytes, dtype=np.uint8), flags=cv2.IMREAD_UNCHANGED)
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uimg = UImage()
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uimg.set_uuid(uuid)
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uimg.set_name(name)
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uimg.assign_image(img)
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return uimg
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def add_UImage(self, uimage_or_list : UImage, format : str = 'webp', quality : int = 100):
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"""
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add or update UImage in DB
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uimage UImage object
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format('png') webp ( does not support lossless on 100 quality ! )
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png ( lossless )
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jpg
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jp2 ( jpeg2000 )
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quality(100) 0-100 for formats jpg,jp2,webp
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"""
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if format not in ['webp','png', 'jpg', 'jp2']:
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raise ValueError(f'format {format} is unsupported')
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if format in ['jpg','jp2'] and quality < 0 or quality > 100:
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raise ValueError('quality must be in range [0..100]')
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if not isinstance(uimage_or_list, Iterable):
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uimage_or_list = [uimage_or_list]
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cur = self._cur
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cur.execute('BEGIN IMMEDIATE')
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for uimage in uimage_or_list:
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# TODO optimize move encoding to out of transaction
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img = uimage.get_image()
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uuid = uimage.get_uuid()
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if format == 'webp':
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imencode_args = [int(cv2.IMWRITE_WEBP_QUALITY), quality]
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elif format == 'jpg':
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imencode_args = [int(cv2.IMWRITE_JPEG_QUALITY), quality]
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elif format == 'jp2':
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imencode_args = [int(cv2.IMWRITE_JPEG2000_COMPRESSION_X1000), quality*10]
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else:
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imencode_args = []
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ret, data_bytes = cv2.imencode( f'.{format}', img, imencode_args)
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if not ret:
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raise Exception(f'Unable to encode image format {format}')
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if cur.execute('SELECT COUNT(*) from UImage where uuid=?', [uuid] ).fetchone()[0] != 0:
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cur.execute('UPDATE UImage SET name=?, format=?, data=? WHERE uuid=?', [uimage.get_name(), format, data_bytes.data, uuid])
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else:
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cur.execute('INSERT INTO UImage VALUES (?, ?, ?, ?)', [uuid, uimage.get_name(), format, data_bytes.data])
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cur.execute('COMMIT')
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def get_UImage_count(self) -> int: return self._cur.execute('SELECT COUNT(*) FROM UImage').fetchone()[0]
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def get_UImage_by_uuid(self, uuid : Union[bytes, None]) -> Union[UImage, None]:
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"""
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"""
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if uuid is None:
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return None
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db_row = self._cur.execute('SELECT * FROM UImage where uuid=?', [uuid]).fetchone()
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if db_row is None:
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return None
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return self._UImage_from_db_row(db_row)
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def iter_UImage(self) -> Generator[UImage, None, None]:
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"""
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iterator of all UImage's
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"""
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for db_row in self._cur.execute('SELECT * FROM UImage').fetchall():
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yield self._UImage_from_db_row(db_row)
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def delete_all_UImage(self):
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"""
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deletes all UImage from DB
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"""
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(self._cur.execute('BEGIN IMMEDIATE')
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.execute('DELETE FROM UImage')
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.execute('COMMIT') )
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