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opts.py
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opts.py
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from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
import argparse
import os
import sys
class opts(object):
def __init__(self):
self.parser = argparse.ArgumentParser()
# basic experiment setting
self.parser.add_argument('--load_model', default='',
help='path to pretrained model')
self.parser.add_argument('--resume', action='store_true',
help='resume an experiment. '
'Reloaded the optimizer parameter and '
'set load_model to model_last.pth '
'in the exp dir if load_model is empty.')
# system
self.parser.add_argument('--gpus', default='0',
help='-1 for CPU, use comma for multiple gpus')
self.parser.add_argument('--num_workers', type=int, default=4,
help='dataloader threads. 0 for single-thread.')
self.parser.add_argument('--not_cuda_benchmark', action='store_true',
help='disable when the input size is not fixed.')
self.parser.add_argument('--seed', type=int, default=317,
help='random seed') # from CornerNet
# model
self.parser.add_argument('--arch', default='dla_34',
help='model architecture. Currently tested'
'res_18 | res_101 | resdcn_18 | resdcn_101 |'
'dlav0_34 | dla_34 | hourglass')
self.parser.add_argument('--head_conv', type=int, default=-1,
help='conv layer channels for output head'
'0 for no conv layer'
'-1 for default setting: '
'64 for resnets and 256 for dla.')
self.parser.add_argument('--down_ratio', type=int, default=4,
help='output stride. Currently only supports 4.')
# input
self.parser.add_argument('--input_res', type=int, default=-1,
help='input height and width. -1 for default from '
'dataset. Will be overriden by input_h | input_w')
self.parser.add_argument('--input_h', type=int, default=-1,
help='input height. -1 for default from dataset.')
self.parser.add_argument('--input_w', type=int, default=-1,
help='input width. -1 for default from dataset.')
# train
self.parser.add_argument('--lr', type=float, default=1.25e-4,
help='learning rate for batch size 32.')
self.parser.add_argument('--lr_step', type=str, default='45,60',
help='drop learning rate by 10.')
self.parser.add_argument('--num_epochs', type=int, default=70,
help='total training epochs.')
self.parser.add_argument('--batch_size', type=int, default=1,
help='batch size')
self.parser.add_argument('--master_batch_size', type=int, default=-1,
help='batch size on the master gpu.')
self.parser.add_argument('--num_iters', type=int, default=-1,
help='default: #samples / batch_size.')
self.parser.add_argument('--val_intervals', type=int, default=5,
help='number of epochs to run validation.')
self.parser.add_argument('--trainval', action='store_true',
help='include validation in training and '
'test on test set')
# test
self.parser.add_argument('--flip_test', action='store_true',
help='flip data augmentation.')
self.parser.add_argument('--test_scales', type=str, default='1',
help='multi scale test augmentation.')
self.parser.add_argument('--nms', action='store_true',
help='run nms in testing.')
self.parser.add_argument('--K', type=int, default=100,
help='max number of output objects.')
self.parser.add_argument('--not_prefetch_test', action='store_true',
help='not use parallal data pre-processing.')
self.parser.add_argument('--fix_res', action='store_true',
help='fix testing resolution or keep '
'the original resolution')
self.parser.add_argument('--keep_res', action='store_true',
help='keep the original resolution'
' during validation.')
self.parser.add_argument('--model_path', default="model_state",
help='keep the original resolution'
' during validation.')
# dataset
self.parser.add_argument('--not_rand_crop', action='store_true',
help='not use the random crop data augmentation'
'from CornerNet.')
self.parser.add_argument('--shift', type=float, default=0.1,
help='when not using random crop'
'apply shift augmentation.')
self.parser.add_argument('--scale', type=float, default=0.4,
help='when not using random crop'
'apply scale augmentation.')
self.parser.add_argument('--rotate', type=float, default=0,
help='when not using random crop'
'apply rotation augmentation.')
self.parser.add_argument('--flip', type = float, default=0.5,
help='probability of applying flip augmentation.')
self.parser.add_argument('--no_color_aug', action='store_true',
help='not use the color augmenation '
'from CornerNet')
# loss
self.parser.add_argument('--mse_loss', action='store_true',
help='use mse loss or focal loss to train '
'keypoint heatmaps.')
# ctdet
self.parser.add_argument('--reg_loss', default='l1',
help='regression loss: sl1 | l1 | l2')
self.parser.add_argument('--hm_weight', type=float, default=1,
help='loss weight for keypoint heatmaps.')
self.parser.add_argument('--off_weight', type=float, default=1,
help='loss weight for keypoint local offsets.')
self.parser.add_argument('--wh_weight', type=float, default=0.1,
help='loss weight for bounding box size.')
# ctdet
self.parser.add_argument('--norm_wh', action='store_true',
help='L1(\hat(y) / y, 1) or L1(\hat(y), y)')
self.parser.add_argument('--dense_wh', action='store_true',
help='apply weighted regression near center or '
'just apply regression on center point.')
self.parser.add_argument('--cat_spec_wh', action='store_true',
help='category specific bounding box size.')
self.parser.add_argument('--not_reg_offset', action='store_true',
help='not regress local offset.')
# exdet
self.parser.add_argument('--agnostic_ex', action='store_true',
help='use category agnostic extreme points.')
self.parser.add_argument('--scores_thresh', type=float, default=0.1,
help='threshold for extreme point heatmap.')
self.parser.add_argument('--center_thresh', type=float, default=0.1,
help='threshold for centermap.')
self.parser.add_argument('--aggr_weight', type=float, default=0.0,
help='edge aggregation weight.')
# ground truth validation
self.parser.add_argument('--eval_oracle_hm', action='store_true',
help='use ground center heatmap.')
self.parser.add_argument('--eval_oracle_wh', action='store_true',
help='use ground truth bounding box size.')
self.parser.add_argument('--eval_oracle_offset', action='store_true',
help='use ground truth local heatmap offset.')
self.parser.add_argument('--eval_oracle_kps', action='store_true',
help='use ground truth human pose offset.')
self.parser.add_argument('--eval_oracle_hmhp', action='store_true',
help='use ground truth human joint heatmaps.')
self.parser.add_argument('--eval_oracle_hp_offset', action='store_true',
help='use ground truth human joint local offset.')
self.parser.add_argument('--eval_oracle_dep', action='store_true',
help='use ground truth depth.')
def parse(self, args=''):
if args == '':
opt = self.parser.parse_args()
else:
opt = self.parser.parse_args(args)
opt.gpus_str = opt.gpus
opt.gpus = [int(gpu) for gpu in opt.gpus.split(',')]
opt.gpus = [i for i in range(len(opt.gpus))] if opt.gpus[0] >=0 else [-1]
opt.lr_step = [int(i) for i in opt.lr_step.split(',')]
opt.test_scales = [float(i) for i in opt.test_scales.split(',')]
opt.fix_res = not opt.keep_res
print('Fix size testing.' if opt.fix_res else 'Keep resolution testing.')
opt.reg_offset = not opt.not_reg_offset
if opt.head_conv == -1: # init default head_conv
opt.head_conv = 256 if 'dla' in opt.arch else 64
opt.pad = 127 if 'hourglass' in opt.arch else 31
opt.num_stacks = 2 if opt.arch == 'hourglass' else 1
if opt.trainval:
opt.val_intervals = 100000000
if opt.master_batch_size == -1:
opt.master_batch_size = opt.batch_size // len(opt.gpus)
if opt.resume and opt.load_model == '':
model_path = opt.save_dir[:-4] if opt.save_dir.endswith('TEST') \
else opt.save_dir
opt.load_model = os.path.join(model_path, 'model_last.pth')
return opt
def update_dataset_info_and_set_heads(self, opt, dataset):
input_h, input_w = dataset.default_resolution
opt.mean, opt.std = dataset.mean, dataset.std
opt.num_classes = dataset.num_classes
# input_h(w): opt.input_h overrides opt.input_res overrides dataset default
input_h = opt.input_res if opt.input_res > 0 else input_h
input_w = opt.input_res if opt.input_res > 0 else input_w
opt.input_h = opt.input_h if opt.input_h > 0 else input_h
opt.input_w = opt.input_w if opt.input_w > 0 else input_w
opt.output_h = opt.input_h // opt.down_ratio
opt.output_w = opt.input_w // opt.down_ratio
opt.input_res = max(opt.input_h, opt.input_w)
opt.output_res = max(opt.output_h, opt.output_w)
if opt.task == 'exdet':
# assert opt.dataset in ['coco']
num_hm = 1 if opt.agnostic_ex else opt.num_classes
opt.heads = {'hm_t': num_hm, 'hm_l': num_hm,
'hm_b': num_hm, 'hm_r': num_hm,
'hm_c': opt.num_classes}
if opt.reg_offset:
opt.heads.update({'reg_t': 2, 'reg_l': 2, 'reg_b': 2, 'reg_r': 2})
elif opt.task == 'ddd':
# assert opt.dataset in ['gta', 'kitti', 'viper']
opt.heads = {'hm': opt.num_classes, 'dep': 1, 'rot': 8, 'dim': 3}
if opt.reg_bbox:
opt.heads.update(
{'wh': 2})
if opt.reg_offset:
opt.heads.update({'reg': 2})
elif opt.task == 'ctdet':
# assert opt.dataset in ['pascal', 'coco']
opt.heads = {'hm': opt.num_classes,
'wh': 2 if not opt.cat_spec_wh else 2 * opt.num_classes}
if opt.reg_offset:
opt.heads.update({'reg': 2})
elif opt.task == 'multi_pose':
# assert opt.dataset in ['coco_hp']
opt.flip_idx = dataset.flip_idx
opt.heads = {'hm': opt.num_classes, 'wh': 2, 'hps': 34}
if opt.reg_offset:
opt.heads.update({'reg': 2})
if opt.hm_hp:
opt.heads.update({'hm_hp': 17})
if opt.reg_hp_offset:
opt.heads.update({'hp_offset': 2})
else:
assert 0, 'task not defined!'
print('heads', opt.heads)
return opt
def init(self, args=''):
default_dataset_info = {
'ctdet': {'default_resolution': [512, 512], 'num_classes': 80,
'mean': [0.408, 0.447, 0.470], 'std': [0.289, 0.274, 0.278],
'dataset': 'coco'},
'exdet': {'default_resolution': [512, 512], 'num_classes': 80,
'mean': [0.408, 0.447, 0.470], 'std': [0.289, 0.274, 0.278],
'dataset': 'coco'},
'multi_pose': {
'default_resolution': [512, 512], 'num_classes': 1,
'mean': [0.408, 0.447, 0.470], 'std': [0.289, 0.274, 0.278],
'dataset': 'coco_hp', 'num_joints': 17,
'flip_idx': [[1, 2], [3, 4], [5, 6], [7, 8], [9, 10],
[11, 12], [13, 14], [15, 16]]},
'ddd': {'default_resolution': [384, 1280], 'num_classes': 3,
'mean': [0.485, 0.456, 0.406], 'std': [0.229, 0.224, 0.225],
'dataset': 'kitti'},
}
if __name__ == '__main__':
opt = opts().parse()