dddetailer/config/coco_panoptic.py

99 lines
3.2 KiB
Python

# dataset settings
dataset_type = "CocoPanopticDataset"
data_root = 'data/coco/'
# Example to use different file client
# Method 1: simply set the data root and let the file I/O module
# automatically infer from prefix (not support LMDB and Memcache yet)
# data_root = "s3://openmmlab/datasets/detection/coco/"
# Method 2: Use `backend_args`, `file_client_args` in versions before 3.0.0rc6
# backend_args = dict(
# backend='petrel',
# path_mapping=dict({
# './data/': 's3://openmmlab/datasets/detection/',
# 'data/': 's3://openmmlab/datasets/detection/'
# }))
backend_args = None
train_pipeline = [
dict(type="LoadImageFromFile", backend_args=backend_args),
dict(type="LoadPanopticAnnotations", backend_args=backend_args),
dict(type="Resize", scale=(1333, 800), keep_ratio=True),
dict(type="RandomFlip", prob=0.5),
dict(type="PackDetInputs"),
]
test_pipeline = [
dict(type="LoadImageFromFile", backend_args=backend_args),
dict(type="Resize", scale=(1333, 800), keep_ratio=True),
dict(type="LoadPanopticAnnotations", backend_args=backend_args),
dict(
type="PackDetInputs",
meta_keys=("img_id", "img_path", "ori_shape", "img_shape", "scale_factor"),
),
]
train_dataloader = dict(
batch_size=2,
num_workers=2,
persistent_workers=True,
sampler=dict(type="DefaultSampler", shuffle=True),
batch_sampler=dict(type="AspectRatioBatchSampler"),
dataset=dict(
type=dataset_type,
data_root=data_root,
ann_file="annotations/panoptic_train2017.json",
data_prefix=dict(img="train2017/", seg="annotations/panoptic_train2017/"),
filter_cfg=dict(filter_empty_gt=True, min_size=32),
pipeline=train_pipeline,
backend_args=backend_args,
),
)
val_dataloader = dict(
batch_size=1,
num_workers=2,
persistent_workers=True,
drop_last=False,
sampler=dict(type="DefaultSampler", shuffle=False),
dataset=dict(
type=dataset_type,
data_root=data_root,
ann_file="annotations/panoptic_val2017.json",
data_prefix=dict(img="val2017/", seg="annotations/panoptic_val2017/"),
test_mode=True,
pipeline=test_pipeline,
backend_args=backend_args,
),
)
test_dataloader = val_dataloader
val_evaluator = dict(
type="CocoPanopticMetric",
ann_file=data_root + "annotations/panoptic_val2017.json",
seg_prefix=data_root + "annotations/panoptic_val2017/",
backend_args=backend_args,
)
test_evaluator = val_evaluator
# inference on test dataset and
# format the output results for submission.
# test_dataloader = dict(
# batch_size=1,
# num_workers=1,
# persistent_workers=True,
# drop_last=False,
# sampler=dict(type='DefaultSampler', shuffle=False),
# dataset=dict(
# type=dataset_type,
# data_root=data_root,
# ann_file='annotations/panoptic_image_info_test-dev2017.json',
# data_prefix=dict(img='test2017/'),
# test_mode=True,
# pipeline=test_pipeline))
# test_evaluator = dict(
# type='CocoPanopticMetric',
# format_only=True,
# ann_file=data_root + 'annotations/panoptic_image_info_test-dev2017.json',
# outfile_prefix='./work_dirs/coco_panoptic/test')