from?__future__?import?absolute_import?division?print_function

import?tensorflow?as?tf


def?image_batch（image_paths?batch_size?load_size=286?crop_size=256?channels=3?shuffle=True
????????????????num_threads=4?min_after_dequeue=100?allow_smaller_final_batch=False）:
????“““?for?jpg?and?png?files?“““
????#?queue?and?reader
????img_queue?=?tf.train.string_input_producer（image_paths?shuffle=shuffle）
????reader?=?tf.WholeFileReader（）

????#?preprocessing
????_?img?=?reader.read（img_queue）
????img?=?tf.image.decode_image（img?channels=3）
????‘‘‘
????tf.image.random_flip_left_right?should?be?used?before?tf.image.resize_images
????because?tf.image.decode_image?reutrns?a?tensor?without?shape?which?makes
????tf.image.resize_images?collapse.?Maybe?it‘s?a?bug!
????‘‘‘
????img?=?tf.image.random_flip_left_right（img）
????img?=?tf.image.resize_images（img?[load_size?load_size]）
????img?=?tf.random_crop（img?[crop_size?crop_size?channels]）
????img?=?tf.cast（img?tf.float32）?/?127.5?-?1

????#?batch
????if?shuffle:
????????capacity?=?min_after_dequeue?+?（num_threads?+?1）?*?batch_size
????????img_batch?=?tf.train.shuffle_batch（[img]
???????????????????????????????????????????batch_size=batch_size
???????????????????????????????????????????capacity=capacity
???????????????????????????????????????????min_after_dequeue=min_after_dequeue
???????????????????????????????????????????num_threads=num_threads
???????????????????????????????????????????allow_smaller_final_batch=allow_smaller_final_batch）
????else:
????????img_batch?=?tf.train.batch（[img]
???????????????????????????????????batch_size=batch_size
???????????????????????????????????allow_smaller_final_batch=allow_smaller_final_batch）
????return?img_batch?len（image_paths）


class?ImageData:

????def?__init__（self?session?image_paths?batch_size?load_size=286?crop_size=256?channels=3?shuffle=True
?????????????????num_threads=4?min_after_dequeue=100?allow_smaller_final_batch=False）:
????????self.sess?=?session
????????self.img_batch?self.img_num?=?image_batch（image_paths?batch_size?load_size?crop_size?channels?shuffle
???????????????????????????????????????????????????num_threads?min_after_dequeue?allow_smaller_final_batch）

????def?__len__（self）:
????????return?self.img_num

????def?batch_ops（self）:
????????return?self.img_batch

????def?batch（self）:
????????return?self.sess.run（self.img_batch）

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-09-10?10:28??CycleGAN-風格遷移\
?????目錄???????????0??2018-09-08?20:49??CycleGAN-風格遷移\PPT及PDF\
?????文件????47225034??2018-09-08?20:49??CycleGAN-風格遷移\PPT及PDF\CycleGAN復現指南.pdf
?????文件?????8495657??2018-09-08?20:40??CycleGAN-風格遷移\PPT及PDF\CycleGAN復現指南.pptx
?????文件?????2737562??2018-09-08?20:38??CycleGAN-風格遷移\Unpaired?Image-to-Image?Translation?using?Cycle-Consistent?Adversarial?Networks.pdf
?????目錄???????????0??2018-09-10?10:29??CycleGAN-風格遷移\源碼及數據\
?????文件????????2411??2018-09-08?20:49??CycleGAN-風格遷移\源碼及數據\data.py
?????文件????????6287??2018-09-08?20:49??CycleGAN-風格遷移\源碼及數據\image_utils.py
?????文件????????3090??2018-09-08?20:49??CycleGAN-風格遷移\源碼及數據\models.py
?????文件????????2844??2018-09-08?20:49??CycleGAN-風格遷移\源碼及數據\ops.py
?????文件????????2496??2018-09-08?20:49??CycleGAN-風格遷移\源碼及數據\test.py
?????文件????????7606??2018-09-08?20:49??CycleGAN-風格遷移\源碼及數據\train.py
?????文件????????1760??2018-09-08?20:50??CycleGAN-風格遷移\源碼及數據\utils.py