mmocr/dataset_zoo/icdar2015/textrecog.py

65 lines
2.5 KiB
Python

# This configuration prepares the ICDAR15 1811 and 2077
# version, and uses ICDAR15 2077 version by default.
# Read https://arxiv.org/pdf/1904.01906.pdf for more info.
data_root = 'data/icdar2015'
cache_path = 'data/cache'
data_obtainer = dict(
type='NaiveDataObtainer',
cache_path=cache_path,
data_root=data_root,
files=[
dict(
url='https://rrc.cvc.uab.es/downloads/'
'ch4_training_word_images_gt.zip',
save_name='ic15_textrecog_train_img_gt.zip',
md5='600caf8c6a64a3dcf638839820edcca9',
split=['train'],
content=['image', 'annotation'],
mapping=[[
'ic15_textrecog_train_img_gt/gt.txt', 'annotations/train.txt'
], ['ic15_textrecog_train_img_gt', 'textrecog_imgs/train']]),
dict(
url='https://rrc.cvc.uab.es/downloads/ch4_test_word_images_gt.zip',
save_name='ic15_textrecog_test_img.zip',
md5='d7a71585f4cc69f89edbe534e7706d5d',
split=['test'],
content=['image'],
mapping=[['ic15_textrecog_test_img', 'textrecog_imgs/test']]),
dict(
url='https://rrc.cvc.uab.es/downloads/'
'Challenge4_Test_Task3_GT.txt',
save_name='ic15_textrecog_test_gt.txt',
md5='d7a71585f4cc69f89edbe534e7706d5d',
split=['test'],
content=['annotation'],
mapping=[['ic15_textrecog_test_gt.txt', 'annotations/test.txt']]),
# 3. The 1811 version discards non-alphanumeric character images and
# some extremely rotated, perspective-shifted, and curved images for
# evaluation
dict(
url='https://download.openmmlab.com/mmocr/data/1.x/recog/'
'icdar_2015/textrecog_test_1811.json',
save_name='textrecog_test_1811.json',
md5='8d218ef1c37540ea959e22eeabc79ae4',
split=['test'],
content=['annotation'],
),
])
data_converter = dict(
type='TextRecogDataConverter',
splits=['train', 'test'],
data_root=data_root,
gatherer=dict(type='mono_gather', mapping="f'{split}.txt'"),
parser=dict(type='ICDARTxtTextRecogAnnParser', encoding='utf-8-sig'),
dumper=dict(type='JsonDumper'))
config_generator = dict(
type='TextRecogConfigGenerator',
data_root=data_root,
test_anns=[
dict(ann_file='textrecog_test.json'),
dict(dataset_postfix='1811', ann_file='textrecog_test_1811.json')
])