BiRefNet / dataset.py
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Move all BiRefNet github codes to the first level directory.
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import os
import cv2
from tqdm import tqdm
from PIL import Image
from torch.utils import data
from torchvision import transforms
from preproc import preproc
from config import Config
from utils import path_to_image
Image.MAX_IMAGE_PIXELS = None # remove DecompressionBombWarning
config = Config()
_class_labels_TR_sorted = (
'Airplane, Ant, Antenna, Archery, Axe, BabyCarriage, Bag, BalanceBeam, Balcony, Balloon, Basket, BasketballHoop, Beatle, Bed, Bee, Bench, Bicycle, '
'BicycleFrame, BicycleStand, Boat, Bonsai, BoomLift, Bridge, BunkBed, Butterfly, Button, Cable, CableLift, Cage, Camcorder, Cannon, Canoe, Car, '
'CarParkDropArm, Carriage, Cart, Caterpillar, CeilingLamp, Centipede, Chair, Clip, Clock, Clothes, CoatHanger, Comb, ConcretePumpTruck, Crack, Crane, '
'Cup, DentalChair, Desk, DeskChair, Diagram, DishRack, DoorHandle, Dragonfish, Dragonfly, Drum, Earphone, Easel, ElectricIron, Excavator, Eyeglasses, '
'Fan, Fence, Fencing, FerrisWheel, FireExtinguisher, Fishing, Flag, FloorLamp, Forklift, GasStation, Gate, Gear, Goal, Golf, GymEquipment, Hammock, '
'Handcart, Handcraft, Handrail, HangGlider, Harp, Harvester, Headset, Helicopter, Helmet, Hook, HorizontalBar, Hydrovalve, IroningTable, Jewelry, Key, '
'KidsPlayground, Kitchenware, Kite, Knife, Ladder, LaundryRack, Lightning, Lobster, Locust, Machine, MachineGun, MagazineRack, Mantis, Medal, MemorialArchway, '
'Microphone, Missile, MobileHolder, Monitor, Mosquito, Motorcycle, MovingTrolley, Mower, MusicPlayer, MusicStand, ObservationTower, Octopus, OilWell, '
'OlympicLogo, OperatingTable, OutdoorFitnessEquipment, Parachute, Pavilion, Piano, Pipe, PlowHarrow, PoleVault, Punchbag, Rack, Racket, Rifle, Ring, Robot, '
'RockClimbing, Rope, Sailboat, Satellite, Scaffold, Scale, Scissor, Scooter, Sculpture, Seadragon, Seahorse, Seal, SewingMachine, Ship, Shoe, ShoppingCart, '
'ShoppingTrolley, Shower, Shrimp, Signboard, Skateboarding, Skeleton, Skiing, Spade, SpeedBoat, Spider, Spoon, Stair, Stand, Stationary, SteeringWheel, '
'Stethoscope, Stool, Stove, StreetLamp, SweetStand, Swing, Sword, TV, Table, TableChair, TableLamp, TableTennis, Tank, Tapeline, Teapot, Telescope, Tent, '
'TobaccoPipe, Toy, Tractor, TrafficLight, TrafficSign, Trampoline, TransmissionTower, Tree, Tricycle, TrimmerCover, Tripod, Trombone, Truck, Trumpet, Tuba, '
'UAV, Umbrella, UnevenBars, UtilityPole, VacuumCleaner, Violin, Wakesurfing, Watch, WaterTower, WateringPot, Well, WellLid, Wheel, Wheelchair, WindTurbine, Windmill, WineGlass, WireWhisk, Yacht'
)
class_labels_TR_sorted = _class_labels_TR_sorted.split(', ')
class MyData(data.Dataset):
def __init__(self, datasets, image_size, is_train=True):
self.size_train = image_size
self.size_test = image_size
self.keep_size = not config.size
self.data_size = (config.size, config.size)
self.is_train = is_train
self.load_all = config.load_all
self.device = config.device
if self.is_train and config.auxiliary_classification:
self.cls_name2id = {_name: _id for _id, _name in enumerate(class_labels_TR_sorted)}
self.transform_image = transforms.Compose([
transforms.Resize(self.data_size),
transforms.ToTensor(),
transforms.Normalize([0.485, 0.456, 0.406], [0.229, 0.224, 0.225]),
][self.load_all or self.keep_size:])
self.transform_label = transforms.Compose([
transforms.Resize(self.data_size),
transforms.ToTensor(),
][self.load_all or self.keep_size:])
dataset_root = os.path.join(config.data_root_dir, config.task)
# datasets can be a list of different datasets for training on combined sets.
self.image_paths = []
for dataset in datasets.split('+'):
image_root = os.path.join(dataset_root, dataset, 'im')
self.image_paths += [os.path.join(image_root, p) for p in os.listdir(image_root)]
self.label_paths = []
for p in self.image_paths:
for ext in ['.png', '.jpg', '.PNG', '.JPG', '.JPEG']:
## 'im' and 'gt' may need modifying
p_gt = p.replace('/im/', '/gt/')[:-(len(p.split('.')[-1])+1)] + ext
file_exists = False
if os.path.exists(p_gt):
self.label_paths.append(p_gt)
file_exists = True
break
if not file_exists:
print('Not exists:', p_gt)
if self.load_all:
self.images_loaded, self.labels_loaded = [], []
self.class_labels_loaded = []
# for image_path, label_path in zip(self.image_paths, self.label_paths):
for image_path, label_path in tqdm(zip(self.image_paths, self.label_paths), total=len(self.image_paths)):
_image = path_to_image(image_path, size=(config.size, config.size), color_type='rgb')
_label = path_to_image(label_path, size=(config.size, config.size), color_type='gray')
self.images_loaded.append(_image)
self.labels_loaded.append(_label)
self.class_labels_loaded.append(
self.cls_name2id[label_path.split('/')[-1].split('#')[3]] if self.is_train and config.auxiliary_classification else -1
)
def __getitem__(self, index):
if self.load_all:
image = self.images_loaded[index]
label = self.labels_loaded[index]
class_label = self.class_labels_loaded[index] if self.is_train and config.auxiliary_classification else -1
else:
image = path_to_image(self.image_paths[index], size=(config.size, config.size), color_type='rgb')
label = path_to_image(self.label_paths[index], size=(config.size, config.size), color_type='gray')
class_label = self.cls_name2id[self.label_paths[index].split('/')[-1].split('#')[3]] if self.is_train and config.auxiliary_classification else -1
# loading image and label
if self.is_train:
image, label = preproc(image, label, preproc_methods=config.preproc_methods)
# else:
# if _label.shape[0] > 2048 or _label.shape[1] > 2048:
# _image = cv2.resize(_image, (2048, 2048), interpolation=cv2.INTER_LINEAR)
# _label = cv2.resize(_label, (2048, 2048), interpolation=cv2.INTER_LINEAR)
image, label = self.transform_image(image), self.transform_label(label)
if self.is_train:
return image, label, class_label
else:
return image, label, self.label_paths[index]
def __len__(self):
return len(self.image_paths)