deepface/tests/test_find.py
2024-01-26 17:52:55 +00:00

74 lines
2.2 KiB
Python

import cv2
import pandas as pd
from deepface import DeepFace
from deepface.commons import distance
from deepface.commons.logger import Logger
logger = Logger("tests/test_find.py")
threshold = distance.findThreshold(model_name="VGG-Face", distance_metric="cosine")
def test_find_with_exact_path():
img_path = "dataset/img1.jpg"
dfs = DeepFace.find(img_path=img_path, db_path="dataset", silent=True)
assert len(dfs) > 0
for df in dfs:
assert isinstance(df, pd.DataFrame)
# one is img1.jpg itself
identity_df = df[df["identity"] == img_path]
assert identity_df.shape[0] > 0
# validate reproducability
assert identity_df["distance"].values[0] < threshold
df = df[df["identity"] != img_path]
logger.debug(df.head())
assert df.shape[0] > 0
logger.info("✅ test find for exact path done")
def test_find_with_array_input():
img_path = "dataset/img1.jpg"
img1 = cv2.imread(img_path)
dfs = DeepFace.find(img1, db_path="dataset", silent=True)
assert len(dfs) > 0
for df in dfs:
assert isinstance(df, pd.DataFrame)
# one is img1.jpg itself
identity_df = df[df["identity"] == img_path]
assert identity_df.shape[0] > 0
# validate reproducability
assert identity_df["distance"].values[0] < threshold
df = df[df["identity"] != img_path]
logger.debug(df.head())
assert df.shape[0] > 0
logger.info("✅ test find for array input done")
def test_find_with_extracted_faces():
img_path = "dataset/img1.jpg"
face_objs = DeepFace.extract_faces(img_path)
img = face_objs[0]["face"]
dfs = DeepFace.find(img, db_path="dataset", detector_backend="skip", silent=True)
assert len(dfs) > 0
for df in dfs:
assert isinstance(df, pd.DataFrame)
# one is img1.jpg itself
identity_df = df[df["identity"] == img_path]
assert identity_df.shape[0] > 0
# validate reproducability
assert identity_df["distance"].values[0] < threshold
df = df[df["identity"] != img_path]
logger.debug(df.head())
assert df.shape[0] > 0
logger.info("✅ test find for extracted face input done")