def load_celebA_dataset(path='data'):
"""Load CelebA dataset
Return a list of image path.
Parameters
-----------
path : str
The path that the data is downloaded to, defaults is ``data/celebA/``.
"""
data_dir = 'celebA'
filename, drive_id = "img_align_celeba.zip", "0B7EVK8r0v71pZjFTYXZWM3FlRnM"
save_path = os.path.join(path, filename)
image_path = os.path.join(path, data_dir)
if os.path.exists(image_path):
logging.info('[*] {} already exists'.format(save_path))
else:
exists_or_mkdir(path)
download_file_from_google_drive(drive_id, save_path)
zip_dir = ''
with zipfile.ZipFile(save_path) as zf:
zip_dir = zf.namelist()[0]
zf.extractall(path)
os.remove(save_path)
os.rename(os.path.join(path, zip_dir), image_path)
data_files = load_file_list(path=image_path, regx='\\.jpg', printable=False)
for i, _v in enumerate(data_files):
data_files[i] = os.path.join(image_path, data_files[i])
return data_files
def load_celebA_dataset(path='data'):
"""Load CelebA dataset
Return a list of image path.
Parameters
-----------
path : str
The path that the data is downloaded to, defaults is ``data/celebA/``.
"""
data_dir = 'celebA'
filename, drive_id = "img_align_celeba.zip", "0B7EVK8r0v71pZjFTYXZWM3FlRnM"
save_path = os.path.join(path, filename)
image_path = os.path.join(path, data_dir)
if os.path.exists(image_path):
logging.info('[*] {} already exists'.format(save_path))
else:
exists_or_mkdir(path)
download_file_from_google_drive(drive_id, save_path)
zip_dir = ''
with zipfile.ZipFile(save_path) as zf:
zip_dir = zf.namelist()[0]
zf.extractall(path)
os.remove(save_path)
os.rename(os.path.join(path, zip_dir), image_path)
data_files = load_file_list(path=image_path, regx='\\.jpg', printable=False)
for i, _v in enumerate(data_files):
data_files[i] = os.path.join(image_path, data_files[i])
return data_files
def load_voc_dataset(path='data',
dataset='2012',
contain_classes_in_person=False):
"""Pascal VOC 2007/2012 Dataset.
It has 20 objects:
aeroplane, bicycle, bird, boat, bottle, bus, car, cat, chair, cow, diningtable, dog, horse, motorbike, person, pottedplant, sheep, sofa, train, tvmonitor
and additional 3 classes : head, hand, foot for person.
Parameters
-----------
path : str
The path that the data is downloaded to, defaults is ``data/VOC``.
dataset : str
The VOC dataset version, `2012`, `2007`, `2007test` or `2012test`. We usually train model on `2007+2012` and test it on `2007test`.
contain_classes_in_person : boolean
Whether include head, hand and foot annotation, default is False.
Returns
---------
imgs_file_list : list of str
Full paths of all images.
imgs_semseg_file_list : list of str
Full paths of all maps for semantic segmentation. Note that not all images have this map!
imgs_insseg_file_list : list of str
Full paths of all maps for instance segmentation. Note that not all images have this map!
imgs_ann_file_list : list of str
Full paths of all annotations for bounding box and object class, all images have this annotations.
classes : list of str
Classes in order.
classes_in_person : list of str
Classes in person.
classes_dict : dictionary
Class label to integer.
n_objs_list : list of int
Number of objects in all images in ``imgs_file_list`` in order.
objs_info_list : list of str
Darknet format for the annotation of all images in ``imgs_file_list`` in order. ``[class_id x_centre y_centre width height]`` in ratio format.
objs_info_dicts : dictionary
The annotation of all images in ``imgs_file_list``, ``{imgs_file_list : dictionary for annotation}``,
format from `TensorFlow/Models/object-detection <https://github.com/tensorflow/models/blob/master/object_detection/create_pascal_tf_record.py>`__.
Examples
----------
>>> imgs_file_list, imgs_semseg_file_list, imgs_insseg_file_list, imgs_ann_file_list,
>>> classes, classes_in_person, classes_dict,
>>> n_objs_list, objs_info_list, objs_info_dicts = tl.files.load_voc_dataset(dataset="2012", contain_classes_in_person=False)
>>> idx = 26
>>> print(classes)
... ['aeroplane', 'bicycle', 'bird', 'boat', 'bottle', 'bus', 'car', 'cat', 'chair', 'cow', 'diningtable', 'dog', 'horse', 'motorbike', 'person', 'pottedplant', 'sheep', 'sofa', 'train', 'tvmonitor']
>>> print(classes_dict)
... {'sheep': 16, 'horse': 12, 'bicycle': 1, 'bottle': 4, 'cow': 9, 'sofa': 17, 'car': 6, 'dog': 11, 'cat': 7, 'person': 14, 'train': 18, 'diningtable': 10, 'aeroplane': 0, 'bus': 5, 'pottedplant': 15, 'tvmonitor': 19, 'chair': 8, 'bird': 2, 'boat': 3, 'motorbike': 13}
>>> print(imgs_file_list[idx])
... data/VOC/VOC2012/JPEGImages/2007_000423.jpg
>>> print(n_objs_list[idx])
... 2
>>> print(imgs_ann_file_list[idx])
... data/VOC/VOC2012/Annotations/2007_000423.xml
>>> print(objs_info_list[idx])
... 14 0.173 0.461333333333 0.142 0.496
... 14 0.828 0.542666666667 0.188 0.594666666667
>>> ann = tl.prepro.parse_darknet_ann_str_to_list(objs_info_list[idx])
>>> print(ann)
... [[14, 0.173, 0.461333333333, 0.142, 0.496], [14, 0.828, 0.542666666667, 0.188, 0.594666666667]]
>>> c, b = tl.prepro.parse_darknet_ann_list_to_cls_box(ann)
>>> print(c, b)
... [14, 14] [[0.173, 0.461333333333, 0.142, 0.496], [0.828, 0.542666666667, 0.188, 0.594666666667]]
References
-------------
- `Pascal VOC2012 Website <https://pjreddie.com/projects/pascal-voc-dataset-mirror/>`__.
- `Pascal VOC2007 Website <https://pjreddie.com/projects/pascal-voc-dataset-mirror/>`__.
"""
path = os.path.join(path, 'VOC')
def _recursive_parse_xml_to_dict(xml):
"""Recursively parses XML contents to python dict.
We assume that `object` tags are the only ones that can appear
multiple times at the same level of a tree.
Args:
xml: xml tree obtained by parsing XML file contents using lxml.etree
Returns:
Python dictionary holding XML contents.
"""
if xml is not None:
return {xml.tag: xml.text}
result = {}
for child in xml:
child_result = _recursive_parse_xml_to_dict(child)
if child.tag != 'object':
result[child.tag] = child_result[child.tag]
else:
if child.tag not in result:
result[child.tag] = []
result[child.tag].append(child_result[child.tag])
return {xml.tag: result}
import xml.etree.ElementTree as ET
if dataset == "2012":
url = "http://pjreddie.com/media/files/"
tar_filename = "VOCtrainval_11-May-2012.tar"
extracted_filename = "VOC2012" #"VOCdevkit/VOC2012"
logging.info(" [============= VOC 2012 =============]")
elif dataset == "2012test":
extracted_filename = "VOC2012test" #"VOCdevkit/VOC2012"
logging.info(" [============= VOC 2012 Test Set =============]")
logging.info(
" \nAuthor: 2012test only have person annotation, so 2007test is highly recommended for testing !\n"
)
import time
time.sleep(3)
if os.path.isdir(os.path.join(path, extracted_filename)) is False:
logging.info(
"For VOC 2012 Test data - online registration required")
logging.info(
" Please download VOC2012test.tar from: \n register: http://host.robots.ox.ac.uk:8080 \n voc2012 : http://host.robots.ox.ac.uk:8080/eval/challenges/voc2012/ \ndownload: http://host.robots.ox.ac.uk:8080/eval/downloads/VOC2012test.tar"
)
logging.info(
" unzip VOC2012test.tar,rename the folder to VOC2012test and put it into %s"
% path)
exit()
# # http://host.robots.ox.ac.uk:8080/eval/downloads/VOC2012test.tar
# url = "http://host.robots.ox.ac.uk:8080/eval/downloads/"
# tar_filename = "VOC2012test.tar"
elif dataset == "2007":
url = "http://pjreddie.com/media/files/"
tar_filename = "VOCtrainval_06-Nov-2007.tar"
extracted_filename = "VOC2007"
logging.info(" [============= VOC 2007 =============]")
elif dataset == "2007test":
# http://host.robots.ox.ac.uk/pascal/VOC/voc2007/index.html#testdata
# http://host.robots.ox.ac.uk/pascal/VOC/voc2007/VOCtest_06-Nov-2007.tar
url = "http://pjreddie.com/media/files/"
tar_filename = "VOCtest_06-Nov-2007.tar"
extracted_filename = "VOC2007test"
logging.info(" [============= VOC 2007 Test Set =============]")
else:
raise Exception(
"Please set the dataset aug to 2012, 2012test or 2007.")
# download dataset
if dataset != "2012test":
from sys import platform as _platform
if folder_exists(os.path.join(path, extracted_filename)) is False:
logging.info("[VOC] {} is nonexistent in {}".format(
extracted_filename, path))
maybe_download_and_extract(tar_filename, path, url, extract=True)
del_file(os.path.join(path, tar_filename))
if dataset == "2012":
if _platform == "win32":
os.system("move {}\VOCdevkit\VOC2012 {}\VOC2012".format(
path, path))
else:
os.system("mv {}/VOCdevkit/VOC2012 {}/VOC2012".format(
path, path))
elif dataset == "2007":
if _platform == "win32":
os.system("move {}\VOCdevkit\VOC2007 {}\VOC2007".format(
path, path))
else:
os.system("mv {}/VOCdevkit/VOC2007 {}/VOC2007".format(
path, path))
elif dataset == "2007test":
if _platform == "win32":
os.system(
"move {}\VOCdevkit\VOC2007 {}\VOC2007test".format(
path, path))
else:
os.system("mv {}/VOCdevkit/VOC2007 {}/VOC2007test".format(
path, path))
del_folder(os.path.join(path, 'VOCdevkit'))
# object classes(labels) NOTE: YOU CAN CUSTOMIZE THIS LIST
classes = [
"aeroplane", "bicycle", "bird", "boat", "bottle", "bus", "car", "cat",
"chair", "cow", "diningtable", "dog", "horse", "motorbike", "person",
"pottedplant", "sheep", "sofa", "train", "tvmonitor"
]
if contain_classes_in_person:
classes_in_person = ["head", "hand", "foot"]
else:
classes_in_person = []
classes += classes_in_person # use extra 3 classes for person
classes_dict = utils.list_string_to_dict(classes)
logging.info("[VOC] object classes {}".format(classes_dict))
# 1. image path list
# folder_imgs = path+"/"+extracted_filename+"/JPEGImages/"
folder_imgs = os.path.join(path, extracted_filename, "JPEGImages")
imgs_file_list = load_file_list(path=folder_imgs,
regx='\\.jpg',
printable=False)
logging.info("[VOC] {} images found".format(len(imgs_file_list)))
imgs_file_list.sort(
key=lambda s: int(s.replace('.', ' ').replace('_', '').split(' ')[-2]
)) # 2007_000027.jpg --> 2007000027
imgs_file_list = [os.path.join(folder_imgs, s) for s in imgs_file_list]
# logging.info('IM',imgs_file_list[0::3333], imgs_file_list[-1])
if dataset != "2012test":
##======== 2. semantic segmentation maps path list
# folder_semseg = path+"/"+extracted_filename+"/SegmentationClass/"
folder_semseg = os.path.join(path, extracted_filename,
"SegmentationClass")
imgs_semseg_file_list = load_file_list(path=folder_semseg,
regx='\\.png',
printable=False)
logging.info("[VOC] {} maps for semantic segmentation found".format(
len(imgs_semseg_file_list)))
imgs_semseg_file_list.sort(key=lambda s: int(
s.replace('.', ' ').replace('_', '').split(' ')[-2])
) # 2007_000032.png --> 2007000032
imgs_semseg_file_list = [
os.path.join(folder_semseg, s) for s in imgs_semseg_file_list
]
# logging.info('Semantic Seg IM',imgs_semseg_file_list[0::333], imgs_semseg_file_list[-1])
##======== 3. instance segmentation maps path list
# folder_insseg = path+"/"+extracted_filename+"/SegmentationObject/"
folder_insseg = os.path.join(path, extracted_filename,
"SegmentationObject")
imgs_insseg_file_list = load_file_list(path=folder_insseg,
regx='\\.png',
printable=False)
logging.info("[VOC] {} maps for instance segmentation found".format(
len(imgs_semseg_file_list)))
imgs_insseg_file_list.sort(key=lambda s: int(
s.replace('.', ' ').replace('_', '').split(' ')[-2])
) # 2007_000032.png --> 2007000032
imgs_insseg_file_list = [
os.path.join(folder_insseg, s) for s in imgs_insseg_file_list
]
# logging.info('Instance Seg IM',imgs_insseg_file_list[0::333], imgs_insseg_file_list[-1])
else:
imgs_semseg_file_list = []
imgs_insseg_file_list = []
# 4. annotations for bounding box and object class
# folder_ann = path+"/"+extracted_filename+"/Annotations/"
folder_ann = os.path.join(path, extracted_filename, "Annotations")
imgs_ann_file_list = load_file_list(path=folder_ann,
regx='\\.xml',
printable=False)
logging.info(
"[VOC] {} XML annotation files for bounding box and object class found"
.format(len(imgs_ann_file_list)))
imgs_ann_file_list.sort(
key=lambda s: int(s.replace('.', ' ').replace('_', '').split(' ')[-2]
)) # 2007_000027.xml --> 2007000027
imgs_ann_file_list = [
os.path.join(folder_ann, s) for s in imgs_ann_file_list
]
# logging.info('ANN',imgs_ann_file_list[0::3333], imgs_ann_file_list[-1])
if dataset == "2012test": # remove unused images in JPEG folder
imgs_file_list_new = []
for ann in imgs_ann_file_list:
ann = os.path.split(ann)[-1].split('.')[0]
for im in imgs_file_list:
if ann in im:
imgs_file_list_new.append(im)
break
imgs_file_list = imgs_file_list_new
logging.info("[VOC] keep %d images" % len(imgs_file_list_new))
# parse XML annotations
def convert(size, box):
dw = 1. / size[0]
dh = 1. / size[1]
x = (box[0] + box[1]) / 2.0
y = (box[2] + box[3]) / 2.0
w = box[1] - box[0]
h = box[3] - box[2]
x = x * dw
w = w * dw
y = y * dh
h = h * dh
return x, y, w, h
def convert_annotation(file_name):
"""Given VOC2012 XML Annotations, returns number of objects and info."""
in_file = open(file_name)
out_file = ""
tree = ET.parse(in_file)
root = tree.getroot()
size = root.find('size')
w = int(size.find('width').text)
h = int(size.find('height').text)
n_objs = 0
for obj in root.iter('object'):
if dataset != "2012test":
difficult = obj.find('difficult').text
cls = obj.find('name').text
if cls not in classes or int(difficult) == 1:
continue
else:
cls = obj.find('name').text
if cls not in classes:
continue
cls_id = classes.index(cls)
xmlbox = obj.find('bndbox')
b = (float(xmlbox.find('xmin').text),
float(xmlbox.find('xmax').text),
float(xmlbox.find('ymin').text),
float(xmlbox.find('ymax').text))
bb = convert((w, h), b)
out_file += str(cls_id) + " " + " ".join([str(a)
for a in bb]) + '\n'
n_objs += 1
if cls in "person":
for part in obj.iter('part'):
cls = part.find('name').text
if cls not in classes_in_person:
continue
cls_id = classes.index(cls)
xmlbox = part.find('bndbox')
b = (float(xmlbox.find('xmin').text),
float(xmlbox.find('xmax').text),
float(xmlbox.find('ymin').text),
float(xmlbox.find('ymax').text))
bb = convert((w, h), b)
# out_file.write(str(cls_id) + " " + " ".join([str(a) for a in bb]) + '\n')
out_file += str(cls_id) + " " + " ".join(
[str(a) for a in bb]) + '\n'
n_objs += 1
in_file.close()
return n_objs, out_file
logging.info("[VOC] Parsing xml annotations files")
n_objs_list = []
objs_info_list = [] # Darknet Format list of string
objs_info_dicts = {}
for idx, ann_file in enumerate(imgs_ann_file_list):
n_objs, objs_info = convert_annotation(ann_file)
n_objs_list.append(n_objs)
objs_info_list.append(objs_info)
with tf.gfile.GFile(ann_file, 'r') as fid:
xml_str = fid.read()
xml = etree.fromstring(xml_str)
data = _recursive_parse_xml_to_dict(xml)['annotation']
objs_info_dicts.update({imgs_file_list[idx]: data})
return imgs_file_list, imgs_semseg_file_list, imgs_insseg_file_list, imgs_ann_file_list, classes, classes_in_person, classes_dict, n_objs_list, objs_info_list, objs_info_dicts
def load_flickr25k_dataset(tag='sky',
path="data",
n_threads=50,
printable=False):
"""Load Flickr25K dataset.
Returns a list of images by a given tag from Flick25k dataset,
it will download Flickr25k from `the official website <http://press.liacs.nl/mirflickr/mirdownload.html>`__
at the first time you use it.
Parameters
------------
tag : str or None
What images to return.
- If you want to get images with tag, use string like 'dog', 'red', see `Flickr Search <https://www.flickr.com/search/>`__.
- If you want to get all images, set to ``None``.
path : str
The path that the data is downloaded to, defaults is ``data/flickr25k/``.
n_threads : int
The number of thread to read image.
printable : boolean
Whether to print infomation when reading images, default is ``False``.
Examples
-----------
Get images with tag of sky
>>> images = tl.files.load_flickr25k_dataset(tag='sky')
Get all images
>>> images = tl.files.load_flickr25k_dataset(tag=None, n_threads=100, printable=True)
"""
path = os.path.join(path, 'flickr25k')
filename = 'mirflickr25k.zip'
url = 'http://press.liacs.nl/mirflickr/mirflickr25k/'
# download dataset
if folder_exists(os.path.join(path, "mirflickr")) is False:
logging.info("[*] Flickr25k is nonexistent in {}".format(path))
maybe_download_and_extract(filename, path, url, extract=True)
del_file(os.path.join(path, filename))
# return images by the given tag.
# 1. image path list
folder_imgs = os.path.join(path, "mirflickr")
path_imgs = load_file_list(path=folder_imgs,
regx='\\.jpg',
printable=False)
path_imgs.sort(key=natural_keys)
# 2. tag path list
folder_tags = os.path.join(path, "mirflickr", "meta", "tags")
path_tags = load_file_list(path=folder_tags,
regx='\\.txt',
printable=False)
path_tags.sort(key=natural_keys)
# 3. select images
if tag is None:
logging.info("[Flickr25k] reading all images")
else:
logging.info("[Flickr25k] reading images with tag: {}".format(tag))
images_list = []
for idx, _v in enumerate(path_tags):
tags = read_file(os.path.join(folder_tags, path_tags[idx])).split('\n')
# logging.info(idx+1, tags)
if tag is None or tag in tags:
images_list.append(path_imgs[idx])
images = visualize.read_images(images_list,
folder_imgs,
n_threads=n_threads,
printable=printable)
return images
def load_image_from_folder(path):
path_imgs = load_file_list(path=path, regx='\\.jpg', printable=False)
return visualize.read_images(path_imgs,
path=path,
n_threads=10,
printable=False)
def load_flickr1M_dataset(tag='sky', size=10, path="data", n_threads=50, printable=False):
"""Load Flick1M dataset.
Returns a list of images by a given tag from Flickr1M dataset,
it will download Flickr1M from `the official website <http://press.liacs.nl/mirflickr/mirdownload.html>`__
at the first time you use it.
Parameters
------------
tag : str or None
What images to return.
- If you want to get images with tag, use string like 'dog', 'red', see `Flickr Search <https://www.flickr.com/search/>`__.
- If you want to get all images, set to ``None``.
size : int
integer between 1 to 10. 1 means 100k images ... 5 means 500k images, 10 means all 1 million images. Default is 10.
path : str
The path that the data is downloaded to, defaults is ``data/flickr25k/``.
n_threads : int
The number of thread to read image.
printable : boolean
Whether to print infomation when reading images, default is ``False``.
Examples
----------
Use 200k images
>>> images = tl.files.load_flickr1M_dataset(tag='zebra', size=2)
Use 1 Million images
>>> images = tl.files.load_flickr1M_dataset(tag='zebra')
"""
import shutil
path = os.path.join(path, 'flickr1M')
logging.info("[Flickr1M] using {}% of images = {}".format(size * 10, size * 100000))
images_zip = [
'images0.zip', 'images1.zip', 'images2.zip', 'images3.zip', 'images4.zip', 'images5.zip', 'images6.zip',
'images7.zip', 'images8.zip', 'images9.zip'
]
tag_zip = 'tags.zip'
url = 'http://press.liacs.nl/mirflickr/mirflickr1m/'
# download dataset
for image_zip in images_zip[0:size]:
image_folder = image_zip.split(".")[0]
# logging.info(path+"/"+image_folder)
if folder_exists(os.path.join(path, image_folder)) is False:
# logging.info(image_zip)
logging.info("[Flickr1M] {} is missing in {}".format(image_folder, path))
maybe_download_and_extract(image_zip, path, url, extract=True)
del_file(os.path.join(path, image_zip))
# os.system("mv {} {}".format(os.path.join(path, 'images'), os.path.join(path, image_folder)))
shutil.move(os.path.join(path, 'images'), os.path.join(path, image_folder))
else:
logging.info("[Flickr1M] {} exists in {}".format(image_folder, path))
# download tag
if folder_exists(os.path.join(path, "tags")) is False:
logging.info("[Flickr1M] tag files is nonexistent in {}".format(path))
maybe_download_and_extract(tag_zip, path, url, extract=True)
del_file(os.path.join(path, tag_zip))
else:
logging.info("[Flickr1M] tags exists in {}".format(path))
# 1. image path list
images_list = []
images_folder_list = []
for i in range(0, size):
images_folder_list += load_folder_list(path=os.path.join(path, 'images%d' % i))
images_folder_list.sort(key=lambda s: int(s.split('/')[-1])) # folder/images/ddd
for folder in images_folder_list[0:size * 10]:
tmp = load_file_list(path=folder, regx='\\.jpg', printable=False)
tmp.sort(key=lambda s: int(s.split('.')[-2])) # ddd.jpg
images_list.extend([os.path.join(folder, x) for x in tmp])
# 2. tag path list
tag_list = []
tag_folder_list = load_folder_list(os.path.join(path, "tags"))
# tag_folder_list.sort(key=lambda s: int(s.split("/")[-1])) # folder/images/ddd
tag_folder_list.sort(key=lambda s: int(os.path.basename(s)))
for folder in tag_folder_list[0:size * 10]:
tmp = load_file_list(path=folder, regx='\\.txt', printable=False)
tmp.sort(key=lambda s: int(s.split('.')[-2])) # ddd.txt
tmp = [os.path.join(folder, s) for s in tmp]
tag_list += tmp
# 3. select images
logging.info("[Flickr1M] searching tag: {}".format(tag))
select_images_list = []
for idx, _val in enumerate(tag_list):
tags = read_file(tag_list[idx]).split('\n')
if tag in tags:
select_images_list.append(images_list[idx])
logging.info("[Flickr1M] reading images with tag: {}".format(tag))
images = visualize.read_images(select_images_list, '', n_threads=n_threads, printable=printable)
return images
def load_mpii_pose_dataset(path='data', is_16_pos_only=False):
"""Load MPII Human Pose Dataset.
Parameters
-----------
path : str
The path that the data is downloaded to.
is_16_pos_only : boolean
If True, only return the peoples contain 16 pose keypoints. (Usually be used for single person pose estimation)
Returns
----------
img_train_list : list of str
The image directories of training data.
ann_train_list : list of dict
The annotations of training data.
img_test_list : list of str
The image directories of testing data.
ann_test_list : list of dict
The annotations of testing data.
Examples
--------
>>> import pprint
>>> import tensorlayer as tl
>>> img_train_list, ann_train_list, img_test_list, ann_test_list = tl.files.load_mpii_pose_dataset()
>>> image = tl.vis.read_image(img_train_list[0])
>>> tl.vis.draw_mpii_pose_to_image(image, ann_train_list[0], 'image.png')
>>> pprint.pprint(ann_train_list[0])
References
-----------
- `MPII Human Pose Dataset. CVPR 14 <http://human-pose.mpi-inf.mpg.de>`__
- `MPII Human Pose Models. CVPR 16 <http://pose.mpi-inf.mpg.de>`__
- `MPII Human Shape, Poselet Conditioned Pictorial Structures and etc <http://pose.mpi-inf.mpg.de/#related>`__
- `MPII Keyponts and ID <http://human-pose.mpi-inf.mpg.de/#download>`__
"""
path = os.path.join(path, 'mpii_human_pose')
logging.info("Load or Download MPII Human Pose > {}".format(path))
# annotation
url = "http://datasets.d2.mpi-inf.mpg.de/andriluka14cvpr/"
tar_filename = "mpii_human_pose_v1_u12_2.zip"
extracted_filename = "mpii_human_pose_v1_u12_2"
if folder_exists(os.path.join(path, extracted_filename)) is False:
logging.info("[MPII] (annotation) {} is nonexistent in {}".format(
extracted_filename, path))
maybe_download_and_extract(tar_filename, path, url, extract=True)
del_file(os.path.join(path, tar_filename))
# images
url = "http://datasets.d2.mpi-inf.mpg.de/andriluka14cvpr/"
tar_filename = "mpii_human_pose_v1.tar.gz"
extracted_filename2 = "images"
if folder_exists(os.path.join(path, extracted_filename2)) is False:
logging.info("[MPII] (images) {} is nonexistent in {}".format(
extracted_filename, path))
maybe_download_and_extract(tar_filename, path, url, extract=True)
del_file(os.path.join(path, tar_filename))
# parse annotation, format see http://human-pose.mpi-inf.mpg.de/#download
import scipy.io as sio
logging.info("reading annotations from mat file ...")
# mat = sio.loadmat(os.path.join(path, extracted_filename, "mpii_human_pose_v1_u12_1.mat"))
# def fix_wrong_joints(joint): # https://github.com/mitmul/deeppose/blob/master/datasets/mpii_dataset.py
# if '12' in joint and '13' in joint and '2' in joint and '3' in joint:
# if ((joint['12'][0] < joint['13'][0]) and
# (joint['3'][0] < joint['2'][0])):
# joint['2'], joint['3'] = joint['3'], joint['2']
# if ((joint['12'][0] > joint['13'][0]) and
# (joint['3'][0] > joint['2'][0])):
# joint['2'], joint['3'] = joint['3'], joint['2']
# return joint
ann_train_list = []
ann_test_list = []
img_train_list = []
img_test_list = []
def save_joints():
# joint_data_fn = os.path.join(path, 'data.json')
# fp = open(joint_data_fn, 'w')
mat = sio.loadmat(
os.path.join(path, extracted_filename,
"mpii_human_pose_v1_u12_1.mat"))
for _, (anno, train_flag) in enumerate( # all images
zip(mat['RELEASE']['annolist'][0, 0][0],
mat['RELEASE']['img_train'][0, 0][0])):
img_fn = anno['image']['name'][0, 0][0]
train_flag = int(train_flag)
# print(i, img_fn, train_flag) # DEBUG print all images
if train_flag:
img_train_list.append(img_fn)
ann_train_list.append([])
else:
img_test_list.append(img_fn)
ann_test_list.append([])
head_rect = []
if 'x1' in str(anno['annorect'].dtype):
head_rect = zip([x1[0, 0] for x1 in anno['annorect']['x1'][0]],
[y1[0, 0] for y1 in anno['annorect']['y1'][0]],
[x2[0, 0] for x2 in anno['annorect']['x2'][0]],
[y2[0, 0] for y2 in anno['annorect']['y2'][0]])
else:
head_rect = [] # TODO
if 'annopoints' in str(anno['annorect'].dtype):
annopoints = anno['annorect']['annopoints'][0]
head_x1s = anno['annorect']['x1'][0]
head_y1s = anno['annorect']['y1'][0]
head_x2s = anno['annorect']['x2'][0]
head_y2s = anno['annorect']['y2'][0]
for annopoint, head_x1, head_y1, head_x2, head_y2 in zip(
annopoints, head_x1s, head_y1s, head_x2s, head_y2s):
# if annopoint != []:
# if len(annopoint) != 0:
if annopoint.size:
head_rect = [
float(head_x1[0, 0]),
float(head_y1[0, 0]),
float(head_x2[0, 0]),
float(head_y2[0, 0])
]
# joint coordinates
annopoint = annopoint['point'][0, 0]
j_id = [str(j_i[0, 0]) for j_i in annopoint['id'][0]]
x = [x[0, 0] for x in annopoint['x'][0]]
y = [y[0, 0] for y in annopoint['y'][0]]
joint_pos = {}
for _j_id, (_x, _y) in zip(j_id, zip(x, y)):
joint_pos[int(_j_id)] = [float(_x), float(_y)]
# joint_pos = fix_wrong_joints(joint_pos)
# visibility list
if 'is_visible' in str(annopoint.dtype):
vis = [
v[0] if v.size > 0 else [0]
for v in annopoint['is_visible'][0]
]
vis = dict([(k, int(v[0])) if len(v) > 0 else v
for k, v in zip(j_id, vis)])
else:
vis = None
# if len(joint_pos) == 16:
if ((is_16_pos_only == True) and
(len(joint_pos) == 16)) or (is_16_pos_only
== False):
# only use image with 16 key points / or use all
data = {
'filename': img_fn,
'train': train_flag,
'head_rect': head_rect,
'is_visible': vis,
'joint_pos': joint_pos
}
# print(json.dumps(data), file=fp) # py3
if train_flag:
ann_train_list[-1].append(data)
else:
ann_test_list[-1].append(data)
# def write_line(datum, fp):
# joints = sorted([[int(k), v] for k, v in datum['joint_pos'].items()])
# joints = np.array([j for i, j in joints]).flatten()
#
# out = [datum['filename']]
# out.extend(joints)
# out = [str(o) for o in out]
# out = ','.join(out)
#
# print(out, file=fp)
# def split_train_test():
# # fp_test = open('data/mpii/test_joints.csv', 'w')
# fp_test = open(os.path.join(path, 'test_joints.csv'), 'w')
# # fp_train = open('data/mpii/train_joints.csv', 'w')
# fp_train = open(os.path.join(path, 'train_joints.csv'), 'w')
# # all_data = open('data/mpii/data.json').readlines()
# all_data = open(os.path.join(path, 'data.json')).readlines()
# N = len(all_data)
# N_test = int(N * 0.1)
# N_train = N - N_test
#
# print('N:{}'.format(N))
# print('N_train:{}'.format(N_train))
# print('N_test:{}'.format(N_test))
#
# np.random.seed(1701)
# perm = np.random.permutation(N)
# test_indices = perm[:N_test]
# train_indices = perm[N_test:]
#
# print('train_indices:{}'.format(len(train_indices)))
# print('test_indices:{}'.format(len(test_indices)))
#
# for i in train_indices:
# datum = json.loads(all_data[i].strip())
# write_line(datum, fp_train)
#
# for i in test_indices:
# datum = json.loads(all_data[i].strip())
# write_line(datum, fp_test)
save_joints()
# split_train_test() #
## read images dir
logging.info("reading images list ...")
img_dir = os.path.join(path, extracted_filename2)
_img_list = load_file_list(path=os.path.join(path, extracted_filename2),
regx='\\.jpg',
printable=False)
# ann_list = json.load(open(os.path.join(path, 'data.json')))
for i, im in enumerate(img_train_list):
if im not in _img_list:
print(
'missing training image {} in {} (remove from img(ann)_train_list)'
.format(im, img_dir))
# img_train_list.remove(im)
del img_train_list[i]
del ann_train_list[i]
for i, im in enumerate(img_test_list):
if im not in _img_list:
print(
'missing testing image {} in {} (remove from img(ann)_test_list)'
.format(im, img_dir))
# img_test_list.remove(im)
del img_train_list[i]
del ann_train_list[i]
## check annotation and images
n_train_images = len(img_train_list)
n_test_images = len(img_test_list)
n_images = n_train_images + n_test_images
logging.info("n_images: {} n_train_images: {} n_test_images: {}".format(
n_images, n_train_images, n_test_images))
n_train_ann = len(ann_train_list)
n_test_ann = len(ann_test_list)
n_ann = n_train_ann + n_test_ann
logging.info("n_ann: {} n_train_ann: {} n_test_ann: {}".format(
n_ann, n_train_ann, n_test_ann))
n_train_people = len(sum(ann_train_list, []))
n_test_people = len(sum(ann_test_list, []))
n_people = n_train_people + n_test_people
logging.info("n_people: {} n_train_people: {} n_test_people: {}".format(
n_people, n_train_people, n_test_people))
# add path to all image file name
for i, value in enumerate(img_train_list):
img_train_list[i] = os.path.join(img_dir, value)
for i, value in enumerate(img_test_list):
img_test_list[i] = os.path.join(img_dir, value)
return img_train_list, ann_train_list, img_test_list, ann_test_list
def load_mpii_pose_dataset(path='data', is_16_pos_only=False):
"""Load MPII Human Pose Dataset.
Parameters
-----------
path : str
The path that the data is downloaded to.
is_16_pos_only : boolean
If True, only return the peoples contain 16 pose keypoints. (Usually be used for single person pose estimation)
Returns
----------
img_train_list : list of str
The image directories of training data.
ann_train_list : list of dict
The annotations of training data.
img_test_list : list of str
The image directories of testing data.
ann_test_list : list of dict
The annotations of testing data.
Examples
--------
>>> import pprint
>>> import tensorlayer as tl
>>> img_train_list, ann_train_list, img_test_list, ann_test_list = tl.files.load_mpii_pose_dataset()
>>> image = tl.vis.read_image(img_train_list[0])
>>> tl.vis.draw_mpii_pose_to_image(image, ann_train_list[0], 'image.png')
>>> pprint.pprint(ann_train_list[0])
References
-----------
- `MPII Human Pose Dataset. CVPR 14 <http://human-pose.mpi-inf.mpg.de>`__
- `MPII Human Pose Models. CVPR 16 <http://pose.mpi-inf.mpg.de>`__
- `MPII Human Shape, Poselet Conditioned Pictorial Structures and etc <http://pose.mpi-inf.mpg.de/#related>`__
- `MPII Keyponts and ID <http://human-pose.mpi-inf.mpg.de/#download>`__
"""
path = os.path.join(path, 'mpii_human_pose')
logging.info("Load or Download MPII Human Pose > {}".format(path))
# annotation
url = "http://datasets.d2.mpi-inf.mpg.de/andriluka14cvpr/"
tar_filename = "mpii_human_pose_v1_u12_2.zip"
extracted_filename = "mpii_human_pose_v1_u12_2"
if folder_exists(os.path.join(path, extracted_filename)) is False:
logging.info("[MPII] (annotation) {} is nonexistent in {}".format(extracted_filename, path))
maybe_download_and_extract(tar_filename, path, url, extract=True)
del_file(os.path.join(path, tar_filename))
# images
url = "http://datasets.d2.mpi-inf.mpg.de/andriluka14cvpr/"
tar_filename = "mpii_human_pose_v1.tar.gz"
extracted_filename2 = "images"
if folder_exists(os.path.join(path, extracted_filename2)) is False:
logging.info("[MPII] (images) {} is nonexistent in {}".format(extracted_filename, path))
maybe_download_and_extract(tar_filename, path, url, extract=True)
del_file(os.path.join(path, tar_filename))
# parse annotation, format see http://human-pose.mpi-inf.mpg.de/#download
import scipy.io as sio
logging.info("reading annotations from mat file ...")
# mat = sio.loadmat(os.path.join(path, extracted_filename, "mpii_human_pose_v1_u12_1.mat"))
# def fix_wrong_joints(joint): # https://github.com/mitmul/deeppose/blob/master/datasets/mpii_dataset.py
# if '12' in joint and '13' in joint and '2' in joint and '3' in joint:
# if ((joint['12'][0] < joint['13'][0]) and
# (joint['3'][0] < joint['2'][0])):
# joint['2'], joint['3'] = joint['3'], joint['2']
# if ((joint['12'][0] > joint['13'][0]) and
# (joint['3'][0] > joint['2'][0])):
# joint['2'], joint['3'] = joint['3'], joint['2']
# return joint
ann_train_list = []
ann_test_list = []
img_train_list = []
img_test_list = []
def save_joints():
# joint_data_fn = os.path.join(path, 'data.json')
# fp = open(joint_data_fn, 'w')
mat = sio.loadmat(os.path.join(path, extracted_filename, "mpii_human_pose_v1_u12_1.mat"))
for _, (anno, train_flag) in enumerate( # all images
zip(mat['RELEASE']['annolist'][0, 0][0], mat['RELEASE']['img_train'][0, 0][0])):
img_fn = anno['image']['name'][0, 0][0]
train_flag = int(train_flag)
# print(i, img_fn, train_flag) # DEBUG print all images
if train_flag:
img_train_list.append(img_fn)
ann_train_list.append([])
else:
img_test_list.append(img_fn)
ann_test_list.append([])
head_rect = []
if 'x1' in str(anno['annorect'].dtype):
head_rect = zip(
[x1[0, 0] for x1 in anno['annorect']['x1'][0]], [y1[0, 0] for y1 in anno['annorect']['y1'][0]],
[x2[0, 0] for x2 in anno['annorect']['x2'][0]], [y2[0, 0] for y2 in anno['annorect']['y2'][0]]
)
else:
head_rect = [] # TODO
if 'annopoints' in str(anno['annorect'].dtype):
annopoints = anno['annorect']['annopoints'][0]
head_x1s = anno['annorect']['x1'][0]
head_y1s = anno['annorect']['y1'][0]
head_x2s = anno['annorect']['x2'][0]
head_y2s = anno['annorect']['y2'][0]
for annopoint, head_x1, head_y1, head_x2, head_y2 in zip(annopoints, head_x1s, head_y1s, head_x2s,
head_y2s):
# if annopoint != []:
# if len(annopoint) != 0:
if annopoint.size:
head_rect = [
float(head_x1[0, 0]),
float(head_y1[0, 0]),
float(head_x2[0, 0]),
float(head_y2[0, 0])
]
# joint coordinates
annopoint = annopoint['point'][0, 0]
j_id = [str(j_i[0, 0]) for j_i in annopoint['id'][0]]
x = [x[0, 0] for x in annopoint['x'][0]]
y = [y[0, 0] for y in annopoint['y'][0]]
joint_pos = {}
for _j_id, (_x, _y) in zip(j_id, zip(x, y)):
joint_pos[int(_j_id)] = [float(_x), float(_y)]
# joint_pos = fix_wrong_joints(joint_pos)
# visibility list
if 'is_visible' in str(annopoint.dtype):
vis = [v[0] if v.size > 0 else [0] for v in annopoint['is_visible'][0]]
vis = dict([(k, int(v[0])) if len(v) > 0 else v for k, v in zip(j_id, vis)])
else:
vis = None
# if len(joint_pos) == 16:
if ((is_16_pos_only ==True) and (len(joint_pos) == 16)) or (is_16_pos_only == False):
# only use image with 16 key points / or use all
data = {
'filename': img_fn,
'train': train_flag,
'head_rect': head_rect,
'is_visible': vis,
'joint_pos': joint_pos
}
# print(json.dumps(data), file=fp) # py3
if train_flag:
ann_train_list[-1].append(data)
else:
ann_test_list[-1].append(data)
# def write_line(datum, fp):
# joints = sorted([[int(k), v] for k, v in datum['joint_pos'].items()])
# joints = np.array([j for i, j in joints]).flatten()
#
# out = [datum['filename']]
# out.extend(joints)
# out = [str(o) for o in out]
# out = ','.join(out)
#
# print(out, file=fp)
# def split_train_test():
# # fp_test = open('data/mpii/test_joints.csv', 'w')
# fp_test = open(os.path.join(path, 'test_joints.csv'), 'w')
# # fp_train = open('data/mpii/train_joints.csv', 'w')
# fp_train = open(os.path.join(path, 'train_joints.csv'), 'w')
# # all_data = open('data/mpii/data.json').readlines()
# all_data = open(os.path.join(path, 'data.json')).readlines()
# N = len(all_data)
# N_test = int(N * 0.1)
# N_train = N - N_test
#
# print('N:{}'.format(N))
# print('N_train:{}'.format(N_train))
# print('N_test:{}'.format(N_test))
#
# np.random.seed(1701)
# perm = np.random.permutation(N)
# test_indices = perm[:N_test]
# train_indices = perm[N_test:]
#
# print('train_indices:{}'.format(len(train_indices)))
# print('test_indices:{}'.format(len(test_indices)))
#
# for i in train_indices:
# datum = json.loads(all_data[i].strip())
# write_line(datum, fp_train)
#
# for i in test_indices:
# datum = json.loads(all_data[i].strip())
# write_line(datum, fp_test)
save_joints()
# split_train_test() #
## read images dir
logging.info("reading images list ...")
img_dir = os.path.join(path, extracted_filename2)
_img_list = load_file_list(path=os.path.join(path, extracted_filename2), regx='\\.jpg', printable=False)
# ann_list = json.load(open(os.path.join(path, 'data.json')))
for i, im in enumerate(img_train_list):
if im not in _img_list:
print('missing training image {} in {} (remove from img(ann)_train_list)'.format(im, img_dir))
# img_train_list.remove(im)
del img_train_list[i]
del ann_train_list[i]
for i, im in enumerate(img_test_list):
if im not in _img_list:
print('missing testing image {} in {} (remove from img(ann)_test_list)'.format(im, img_dir))
# img_test_list.remove(im)
del img_train_list[i]
del ann_train_list[i]
## check annotation and images
n_train_images = len(img_train_list)
n_test_images = len(img_test_list)
n_images = n_train_images + n_test_images
logging.info("n_images: {} n_train_images: {} n_test_images: {}".format(n_images, n_train_images, n_test_images))
n_train_ann = len(ann_train_list)
n_test_ann = len(ann_test_list)
n_ann = n_train_ann + n_test_ann
logging.info("n_ann: {} n_train_ann: {} n_test_ann: {}".format(n_ann, n_train_ann, n_test_ann))
n_train_people = len(sum(ann_train_list, []))
n_test_people = len(sum(ann_test_list, []))
n_people = n_train_people + n_test_people
logging.info("n_people: {} n_train_people: {} n_test_people: {}".format(n_people, n_train_people, n_test_people))
# add path to all image file name
for i, value in enumerate(img_train_list):
img_train_list[i] = os.path.join(img_dir, value)
for i, value in enumerate(img_test_list):
img_test_list[i] = os.path.join(img_dir, value)
return img_train_list, ann_train_list, img_test_list, ann_test_list
def load_voc_dataset(path='data', dataset='2012', contain_classes_in_person=False):
"""Pascal VOC 2007/2012 Dataset.
It has 20 objects:
aeroplane, bicycle, bird, boat, bottle, bus, car, cat, chair, cow, diningtable, dog, horse, motorbike, person, pottedplant, sheep, sofa, train, tvmonitor
and additional 3 classes : head, hand, foot for person.
Parameters
-----------
path : str
The path that the data is downloaded to, defaults is ``data/VOC``.
dataset : str
The VOC dataset version, `2012`, `2007`, `2007test` or `2012test`. We usually train model on `2007+2012` and test it on `2007test`.
contain_classes_in_person : boolean
Whether include head, hand and foot annotation, default is False.
Returns
---------
imgs_file_list : list of str
Full paths of all images.
imgs_semseg_file_list : list of str
Full paths of all maps for semantic segmentation. Note that not all images have this map!
imgs_insseg_file_list : list of str
Full paths of all maps for instance segmentation. Note that not all images have this map!
imgs_ann_file_list : list of str
Full paths of all annotations for bounding box and object class, all images have this annotations.
classes : list of str
Classes in order.
classes_in_person : list of str
Classes in person.
classes_dict : dictionary
Class label to integer.
n_objs_list : list of int
Number of objects in all images in ``imgs_file_list`` in order.
objs_info_list : list of str
Darknet format for the annotation of all images in ``imgs_file_list`` in order. ``[class_id x_centre y_centre width height]`` in ratio format.
objs_info_dicts : dictionary
The annotation of all images in ``imgs_file_list``, ``{imgs_file_list : dictionary for annotation}``,
format from `TensorFlow/Models/object-detection <https://github.com/tensorflow/models/blob/master/object_detection/create_pascal_tf_record.py>`__.
Examples
----------
>>> imgs_file_list, imgs_semseg_file_list, imgs_insseg_file_list, imgs_ann_file_list,
>>> classes, classes_in_person, classes_dict,
>>> n_objs_list, objs_info_list, objs_info_dicts = tl.files.load_voc_dataset(dataset="2012", contain_classes_in_person=False)
>>> idx = 26
>>> print(classes)
['aeroplane', 'bicycle', 'bird', 'boat', 'bottle', 'bus', 'car', 'cat', 'chair', 'cow', 'diningtable', 'dog', 'horse', 'motorbike', 'person', 'pottedplant', 'sheep', 'sofa', 'train', 'tvmonitor']
>>> print(classes_dict)
{'sheep': 16, 'horse': 12, 'bicycle': 1, 'bottle': 4, 'cow': 9, 'sofa': 17, 'car': 6, 'dog': 11, 'cat': 7, 'person': 14, 'train': 18, 'diningtable': 10, 'aeroplane': 0, 'bus': 5, 'pottedplant': 15, 'tvmonitor': 19, 'chair': 8, 'bird': 2, 'boat': 3, 'motorbike': 13}
>>> print(imgs_file_list[idx])
data/VOC/VOC2012/JPEGImages/2007_000423.jpg
>>> print(n_objs_list[idx])
2
>>> print(imgs_ann_file_list[idx])
data/VOC/VOC2012/Annotations/2007_000423.xml
>>> print(objs_info_list[idx])
14 0.173 0.461333333333 0.142 0.496
14 0.828 0.542666666667 0.188 0.594666666667
>>> ann = tl.prepro.parse_darknet_ann_str_to_list(objs_info_list[idx])
>>> print(ann)
[[14, 0.173, 0.461333333333, 0.142, 0.496], [14, 0.828, 0.542666666667, 0.188, 0.594666666667]]
>>> c, b = tl.prepro.parse_darknet_ann_list_to_cls_box(ann)
>>> print(c, b)
[14, 14] [[0.173, 0.461333333333, 0.142, 0.496], [0.828, 0.542666666667, 0.188, 0.594666666667]]
References
-------------
- `Pascal VOC2012 Website <https://pjreddie.com/projects/pascal-voc-dataset-mirror/>`__.
- `Pascal VOC2007 Website <https://pjreddie.com/projects/pascal-voc-dataset-mirror/>`__.
"""
try:
import lxml.etree as etree
except ImportError as e:
print(e)
raise ImportError("Module lxml not found. Please install lxml via pip or other package managers.")
path = os.path.join(path, 'VOC')
def _recursive_parse_xml_to_dict(xml):
"""Recursively parses XML contents to python dict.
We assume that `object` tags are the only ones that can appear
multiple times at the same level of a tree.
Args:
xml: xml tree obtained by parsing XML file contents using lxml.etree
Returns:
Python dictionary holding XML contents.
"""
if xml is not None:
return {xml.tag: xml.text}
result = {}
for child in xml:
child_result = _recursive_parse_xml_to_dict(child)
if child.tag != 'object':
result[child.tag] = child_result[child.tag]
else:
if child.tag not in result:
result[child.tag] = []
result[child.tag].append(child_result[child.tag])
return {xml.tag: result}
import xml.etree.ElementTree as ET
if dataset == "2012":
url = "http://pjreddie.com/media/files/"
tar_filename = "VOCtrainval_11-May-2012.tar"
extracted_filename = "VOC2012" #"VOCdevkit/VOC2012"
logging.info(" [============= VOC 2012 =============]")
elif dataset == "2012test":
extracted_filename = "VOC2012test" #"VOCdevkit/VOC2012"
logging.info(" [============= VOC 2012 Test Set =============]")
logging.info(
" \nAuthor: 2012test only have person annotation, so 2007test is highly recommended for testing !\n"
)
import time
time.sleep(3)
if os.path.isdir(os.path.join(path, extracted_filename)) is False:
logging.info("For VOC 2012 Test data - online registration required")
logging.info(
" Please download VOC2012test.tar from: \n register: http://host.robots.ox.ac.uk:8080 \n voc2012 : http://host.robots.ox.ac.uk:8080/eval/challenges/voc2012/ \ndownload: http://host.robots.ox.ac.uk:8080/eval/downloads/VOC2012test.tar"
)
logging.info(" unzip VOC2012test.tar,rename the folder to VOC2012test and put it into %s" % path)
exit()
# # http://host.robots.ox.ac.uk:8080/eval/downloads/VOC2012test.tar
# url = "http://host.robots.ox.ac.uk:8080/eval/downloads/"
# tar_filename = "VOC2012test.tar"
elif dataset == "2007":
url = "http://pjreddie.com/media/files/"
tar_filename = "VOCtrainval_06-Nov-2007.tar"
extracted_filename = "VOC2007"
logging.info(" [============= VOC 2007 =============]")
elif dataset == "2007test":
# http://host.robots.ox.ac.uk/pascal/VOC/voc2007/index.html#testdata
# http://host.robots.ox.ac.uk/pascal/VOC/voc2007/VOCtest_06-Nov-2007.tar
url = "http://pjreddie.com/media/files/"
tar_filename = "VOCtest_06-Nov-2007.tar"
extracted_filename = "VOC2007test"
logging.info(" [============= VOC 2007 Test Set =============]")
else:
raise Exception("Please set the dataset aug to 2012, 2012test or 2007.")
# download dataset
if dataset != "2012test":
from sys import platform as _platform
if folder_exists(os.path.join(path, extracted_filename)) is False:
logging.info("[VOC] {} is nonexistent in {}".format(extracted_filename, path))
maybe_download_and_extract(tar_filename, path, url, extract=True)
del_file(os.path.join(path, tar_filename))
if dataset == "2012":
if _platform == "win32":
os.system("move {}\VOCdevkit\VOC2012 {}\VOC2012".format(path, path))
else:
os.system("mv {}/VOCdevkit/VOC2012 {}/VOC2012".format(path, path))
elif dataset == "2007":
if _platform == "win32":
os.system("move {}\VOCdevkit\VOC2007 {}\VOC2007".format(path, path))
else:
os.system("mv {}/VOCdevkit/VOC2007 {}/VOC2007".format(path, path))
elif dataset == "2007test":
if _platform == "win32":
os.system("move {}\VOCdevkit\VOC2007 {}\VOC2007test".format(path, path))
else:
os.system("mv {}/VOCdevkit/VOC2007 {}/VOC2007test".format(path, path))
del_folder(os.path.join(path, 'VOCdevkit'))
# object classes(labels) NOTE: YOU CAN CUSTOMIZE THIS LIST
classes = [
"aeroplane", "bicycle", "bird", "boat", "bottle", "bus", "car", "cat", "chair", "cow", "diningtable", "dog",
"horse", "motorbike", "person", "pottedplant", "sheep", "sofa", "train", "tvmonitor"
]
if contain_classes_in_person:
classes_in_person = ["head", "hand", "foot"]
else:
classes_in_person = []
classes += classes_in_person # use extra 3 classes for person
classes_dict = utils.list_string_to_dict(classes)
logging.info("[VOC] object classes {}".format(classes_dict))
# 1. image path list
# folder_imgs = path+"/"+extracted_filename+"/JPEGImages/"
folder_imgs = os.path.join(path, extracted_filename, "JPEGImages")
imgs_file_list = load_file_list(path=folder_imgs, regx='\\.jpg', printable=False)
logging.info("[VOC] {} images found".format(len(imgs_file_list)))
imgs_file_list.sort(
key=lambda s: int(s.replace('.', ' ').replace('_', '').split(' ')[-2])
) # 2007_000027.jpg --> 2007000027
imgs_file_list = [os.path.join(folder_imgs, s) for s in imgs_file_list]
# logging.info('IM',imgs_file_list[0::3333], imgs_file_list[-1])
if dataset != "2012test":
##======== 2. semantic segmentation maps path list
# folder_semseg = path+"/"+extracted_filename+"/SegmentationClass/"
folder_semseg = os.path.join(path, extracted_filename, "SegmentationClass")
imgs_semseg_file_list = load_file_list(path=folder_semseg, regx='\\.png', printable=False)
logging.info("[VOC] {} maps for semantic segmentation found".format(len(imgs_semseg_file_list)))
imgs_semseg_file_list.sort(
key=lambda s: int(s.replace('.', ' ').replace('_', '').split(' ')[-2])
) # 2007_000032.png --> 2007000032
imgs_semseg_file_list = [os.path.join(folder_semseg, s) for s in imgs_semseg_file_list]
# logging.info('Semantic Seg IM',imgs_semseg_file_list[0::333], imgs_semseg_file_list[-1])
##======== 3. instance segmentation maps path list
# folder_insseg = path+"/"+extracted_filename+"/SegmentationObject/"
folder_insseg = os.path.join(path, extracted_filename, "SegmentationObject")
imgs_insseg_file_list = load_file_list(path=folder_insseg, regx='\\.png', printable=False)
logging.info("[VOC] {} maps for instance segmentation found".format(len(imgs_semseg_file_list)))
imgs_insseg_file_list.sort(
key=lambda s: int(s.replace('.', ' ').replace('_', '').split(' ')[-2])
) # 2007_000032.png --> 2007000032
imgs_insseg_file_list = [os.path.join(folder_insseg, s) for s in imgs_insseg_file_list]
# logging.info('Instance Seg IM',imgs_insseg_file_list[0::333], imgs_insseg_file_list[-1])
else:
imgs_semseg_file_list = []
imgs_insseg_file_list = []
# 4. annotations for bounding box and object class
# folder_ann = path+"/"+extracted_filename+"/Annotations/"
folder_ann = os.path.join(path, extracted_filename, "Annotations")
imgs_ann_file_list = load_file_list(path=folder_ann, regx='\\.xml', printable=False)
logging.info(
"[VOC] {} XML annotation files for bounding box and object class found".format(len(imgs_ann_file_list))
)
imgs_ann_file_list.sort(
key=lambda s: int(s.replace('.', ' ').replace('_', '').split(' ')[-2])
) # 2007_000027.xml --> 2007000027
imgs_ann_file_list = [os.path.join(folder_ann, s) for s in imgs_ann_file_list]
# logging.info('ANN',imgs_ann_file_list[0::3333], imgs_ann_file_list[-1])
if dataset == "2012test": # remove unused images in JPEG folder
imgs_file_list_new = []
for ann in imgs_ann_file_list:
ann = os.path.split(ann)[-1].split('.')[0]
for im in imgs_file_list:
if ann in im:
imgs_file_list_new.append(im)
break
imgs_file_list = imgs_file_list_new
logging.info("[VOC] keep %d images" % len(imgs_file_list_new))
# parse XML annotations
def convert(size, box):
dw = 1. / size[0]
dh = 1. / size[1]
x = (box[0] + box[1]) / 2.0
y = (box[2] + box[3]) / 2.0
w = box[1] - box[0]
h = box[3] - box[2]
x = x * dw
w = w * dw
y = y * dh
h = h * dh
return x, y, w, h
def convert_annotation(file_name):
"""Given VOC2012 XML Annotations, returns number of objects and info."""
in_file = open(file_name)
out_file = ""
tree = ET.parse(in_file)
root = tree.getroot()
size = root.find('size')
w = int(size.find('width').text)
h = int(size.find('height').text)
n_objs = 0
for obj in root.iter('object'):
if dataset != "2012test":
difficult = obj.find('difficult').text
cls = obj.find('name').text
if cls not in classes or int(difficult) == 1:
continue
else:
cls = obj.find('name').text
if cls not in classes:
continue
cls_id = classes.index(cls)
xmlbox = obj.find('bndbox')
b = (
float(xmlbox.find('xmin').text), float(xmlbox.find('xmax').text), float(xmlbox.find('ymin').text),
float(xmlbox.find('ymax').text)
)
bb = convert((w, h), b)
out_file += str(cls_id) + " " + " ".join([str(a) for a in bb]) + '\n'
n_objs += 1
if cls in "person":
for part in obj.iter('part'):
cls = part.find('name').text
if cls not in classes_in_person:
continue
cls_id = classes.index(cls)
xmlbox = part.find('bndbox')
b = (
float(xmlbox.find('xmin').text), float(xmlbox.find('xmax').text),
float(xmlbox.find('ymin').text), float(xmlbox.find('ymax').text)
)
bb = convert((w, h), b)
# out_file.write(str(cls_id) + " " + " ".join([str(a) for a in bb]) + '\n')
out_file += str(cls_id) + " " + " ".join([str(a) for a in bb]) + '\n'
n_objs += 1
in_file.close()
return n_objs, out_file
logging.info("[VOC] Parsing xml annotations files")
n_objs_list = []
objs_info_list = [] # Darknet Format list of string
objs_info_dicts = {}
for idx, ann_file in enumerate(imgs_ann_file_list):
n_objs, objs_info = convert_annotation(ann_file)
n_objs_list.append(n_objs)
objs_info_list.append(objs_info)
with tf.io.gfile.GFile(ann_file, 'r') as fid:
xml_str = fid.read()
xml = etree.fromstring(xml_str)
data = _recursive_parse_xml_to_dict(xml)['annotation']
objs_info_dicts.update({imgs_file_list[idx]: data})
return imgs_file_list, imgs_semseg_file_list, imgs_insseg_file_list, imgs_ann_file_list, classes, classes_in_person, classes_dict, n_objs_list, objs_info_list, objs_info_dicts
def load_image_from_folder(path):
path_imgs = load_file_list(path=path, regx='\\.jpg', printable=False)
return visualize.read_images(path_imgs, path=path, n_threads=10, printable=False)
def load_flickr25k_dataset(tag='sky', path="data", n_threads=50, printable=False):
"""Load Flickr25K dataset.
Returns a list of images by a given tag from Flick25k dataset,
it will download Flickr25k from `the official website <http://press.liacs.nl/mirflickr/mirdownload.html>`__
at the first time you use it.
Parameters
------------
tag : str or None
What images to return.
- If you want to get images with tag, use string like 'dog', 'red', see `Flickr Search <https://www.flickr.com/search/>`__.
- If you want to get all images, set to ``None``.
path : str
The path that the data is downloaded to, defaults is ``data/flickr25k/``.
n_threads : int
The number of thread to read image.
printable : boolean
Whether to print infomation when reading images, default is ``False``.
Examples
-----------
Get images with tag of sky
>>> images = tl.files.load_flickr25k_dataset(tag='sky')
Get all images
>>> images = tl.files.load_flickr25k_dataset(tag=None, n_threads=100, printable=True)
"""
path = os.path.join(path, 'flickr25k')
filename = 'mirflickr25k.zip'
url = 'http://press.liacs.nl/mirflickr/mirflickr25k/'
# download dataset
if folder_exists(os.path.join(path, "mirflickr")) is False:
logging.info("[*] Flickr25k is nonexistent in {}".format(path))
maybe_download_and_extract(filename, path, url, extract=True)
del_file(os.path.join(path, filename))
# return images by the given tag.
# 1. image path list
folder_imgs = os.path.join(path, "mirflickr")
path_imgs = load_file_list(path=folder_imgs, regx='\\.jpg', printable=False)
path_imgs.sort(key=natural_keys)
# 2. tag path list
folder_tags = os.path.join(path, "mirflickr", "meta", "tags")
path_tags = load_file_list(path=folder_tags, regx='\\.txt', printable=False)
path_tags.sort(key=natural_keys)
# 3. select images
if tag is None:
logging.info("[Flickr25k] reading all images")
else:
logging.info("[Flickr25k] reading images with tag: {}".format(tag))
images_list = []
for idx, _v in enumerate(path_tags):
tags = read_file(os.path.join(folder_tags, path_tags[idx])).split('\n')
# logging.info(idx+1, tags)
if tag is None or tag in tags:
images_list.append(path_imgs[idx])
images = visualize.read_images(images_list, folder_imgs, n_threads=n_threads, printable=printable)
return images
