From e624d2ace8296e130a4fa4d2d307041798c538e0 Mon Sep 17 00:00:00 2001 From: natanielruiz <nataniel777@hotmail.com> Date: 星期二, 19 九月 2017 12:22:56 +0800 Subject: [PATCH] next --- code/datasets.py | 195 +++++++++++++++++++++++++----------------------- 1 files changed, 101 insertions(+), 94 deletions(-) diff --git a/code/datasets.py b/code/datasets.py index 9a4aeb5..4007369 100644 --- a/code/datasets.py +++ b/code/datasets.py @@ -3,7 +3,7 @@ import cv2 from torch.utils.data.dataset import Dataset import os -from PIL import Image +from PIL import Image, ImageFilter import utils @@ -60,14 +60,14 @@ img = img.transpose(Image.FLIP_LEFT_RIGHT) # Rotate? - rnd = np.random.random_sample() - if rnd < 0.5: - if roll >= 0: - img = img.rotate(60) - roll -= 60 - else: - img = img.rotate(-60) - roll += 60 + # rnd = np.random.random_sample() + # if rnd < 0.5: + # if roll >= 0: + # img = img.rotate(30) + # roll -= 30 + # else: + # img = img.rotate(-30) + # roll += 30 # Bin values bins = np.array(range(-99, 102, 3)) @@ -77,11 +77,12 @@ shape = np.load(shape_path) labels = torch.LongTensor(np.concatenate((binned_pose, shape), axis = 0)) + cont_labels = torch.FloatTensor([yaw, pitch, roll]) if self.transform is not None: img = self.transform(img) - return img, labels, self.X_train[index] + return img, labels, cont_labels, elf.X_train[index] def __len__(self): # 122,450 @@ -113,18 +114,11 @@ x_max = max(pt2d[0,:]) y_max = max(pt2d[1,:]) - # k = 0.35 - # x_min -= 0.6 * k * abs(x_max - x_min) - # y_min -= 2 * k * abs(y_max - y_min) - # x_max += 0.6 * k * abs(x_max - x_min) - # y_max += 0.6 * k * abs(y_max - y_min) - # img = img.crop((int(x_min), int(y_min), int(x_max), int(y_max))) - k = 0.15 - x_min -= k * abs(x_max - x_min) - y_min -= 4 * k * abs(y_max - y_min) - x_max += k * abs(x_max - x_min) - y_max += 0.4 * k * abs(y_max - y_min) + x_min -= 0.6 * k * abs(x_max - x_min) + y_min -= 2 * k * abs(y_max - y_min) + x_max += 0.6 * k * abs(x_max - x_min) + y_max += 0.6 * k * abs(y_max - y_min) img = img.crop((int(x_min), int(y_min), int(x_max), int(y_max))) # We get the pose in radians @@ -136,14 +130,83 @@ # Bin values bins = np.array(range(-99, 102, 3)) labels = torch.LongTensor(np.digitize([yaw, pitch, roll], bins) - 1) + cont_labels = torch.FloatTensor([yaw, pitch, roll]) if self.transform is not None: img = self.transform(img) - return img, labels, self.X_train[index] + return img, labels, cont_labels, self.X_train[index] def __len__(self): # 2,000 + return self.length + +class AFLW_aug(Dataset): + def __init__(self, data_dir, filename_path, transform, img_ext='.jpg', annot_ext='.txt', image_mode='RGB'): + self.data_dir = data_dir + self.transform = transform + self.img_ext = img_ext + self.annot_ext = annot_ext + + filename_list = get_list_from_filenames(filename_path) + + self.X_train = filename_list + self.y_train = filename_list + self.image_mode = image_mode + self.length = len(filename_list) + + def __getitem__(self, index): + img = Image.open(os.path.join(self.data_dir, self.X_train[index] + self.img_ext)) + img = img.convert(self.image_mode) + txt_path = os.path.join(self.data_dir, self.y_train[index] + self.annot_ext) + + # We get the pose in radians + annot = open(txt_path, 'r') + line = annot.readline().split(' ') + pose = [float(line[1]), float(line[2]), float(line[3])] + # And convert to degrees. + yaw = pose[0] * 180 / np.pi + pitch = pose[1] * 180 / np.pi + roll = pose[2] * 180 / np.pi + # Something weird with the roll in AFLW + roll *= -1 + + # Augment + # Flip? + rnd = np.random.random_sample() + if rnd < 0.5: + yaw = -yaw + roll = -roll + img = img.transpose(Image.FLIP_LEFT_RIGHT) + + # Blur? + # rnd = np.random.random_sample() + # if rnd < 0.05: + # img = img.filter(ImageFilter.BLUR) + # if rnd < 0.025: + # img = img.filter(ImageFilter.BLUR) + # + # rnd = np.random.random_sample() + # if rnd < 0.05: + # nb = np.random.randint(1,5) + # img = img.rotate(-nb) + # elif rnd > 0.95: + # nb = np.random.randint(1,5) + # img = img.rotate(nb) + + # Bin values + bins = np.array(range(-99, 102, 3)) + labels = torch.LongTensor(np.digitize([yaw, pitch, roll], bins) - 1) + cont_labels = torch.FloatTensor([yaw, pitch, roll]) + + if self.transform is not None: + img = self.transform(img) + + return img, labels, cont_labels, self.X_train[index] + + def __len__(self): + # train: 18,863 + # test: 1,966 return self.length class AFLW(Dataset): @@ -174,16 +237,16 @@ pitch = pose[1] * 180 / np.pi roll = pose[2] * 180 / np.pi # Something weird with the roll in AFLW - # if yaw < 0: roll *= -1 # Bin values bins = np.array(range(-99, 102, 3)) labels = torch.LongTensor(np.digitize([yaw, pitch, roll], bins) - 1) + cont_labels = torch.FloatTensor([yaw, pitch, roll]) if self.transform is not None: img = self.transform(img) - return img, labels, self.X_train[index] + return img, labels, cont_labels, self.X_train[index] def __len__(self): # train: 18,863 @@ -218,87 +281,30 @@ yaw, pitch, roll = [float(line[1]), float(line[2]), float(line[3])] # Crop the face - margin = 40 - x_min = float(line[4]) - margin - y_min = float(line[5]) - margin - x_max = float(line[6]) + margin - y_max = float(line[7]) + margin + k = 0.32 + x1 = float(line[4]) + y1 = float(line[5]) + x2 = float(line[6]) + y2 = float(line[7]) + x1 -= 0.8 * k * abs(x2 - x1) + y1 -= 2 * k * abs(y2 - y1) + x2 += 0.8 * k * abs(x2 - x1) + y2 += 1 * k * abs(y2 - y1) - img = img.crop((int(x_min), int(y_min), int(x_max), int(y_max))) + img = img.crop((int(x1), int(y1), int(x2), int(y2))) # Bin values bins = np.array(range(-99, 102, 3)) labels = torch.LongTensor(np.digitize([yaw, pitch, roll], bins) - 1) + cont_labels = torch.FloatTensor([yaw, pitch, roll]) if self.transform is not None: img = self.transform(img) - return img, labels, self.X_train[index] + return img, labels, cont_labels, self.X_train[index] def __len__(self): # Around 200 - return self.length - -class LP_300W_LP(Dataset): - def __init__(self, data_dir, filename_path, transform, img_ext='.jpg', annot_ext='.mat', image_mode='RGB'): - self.data_dir = data_dir - self.transform = transform - self.img_ext = img_ext - self.annot_ext = annot_ext - - filename_list = get_list_from_filenames(filename_path) - - self.X_train = filename_list - self.y_train = filename_list - self.image_mode = image_mode - self.length = len(filename_list) - - def __getitem__(self, index): - img = Image.open(os.path.join(self.data_dir, self.X_train[index] + self.img_ext)) - img = img.convert(self.image_mode) - mat_path = os.path.join(self.data_dir, self.y_train[index] + self.annot_ext) - shape_path = os.path.join(self.data_dir, self.y_train[index] + '_shape.npy') - - # Crop the face - # TODO: Change bounding box. - pt2d = utils.get_pt2d_from_mat(mat_path) - x_min = min(pt2d[0,:]) - y_min = min(pt2d[1,:]) - x_max = max(pt2d[0,:]) - y_max = max(pt2d[1,:]) - - k = 0.35 - x_min -= 0.6 * k * abs(x_max - x_min) - y_min -= 2 * k * abs(y_max - y_min) - x_max += 0.6 * k * abs(x_max - x_min) - y_max += 0.6 * k * abs(y_max - y_min) - img = img.crop((int(x_min), int(y_min), int(x_max), int(y_max))) - - # We get the pose in radians - pose = utils.get_ypr_from_mat(mat_path) - # And convert to degrees. - pitch = pose[0] * 180 / np.pi - yaw = pose[1] * 180 / np.pi - roll = pose[2] * 180 / np.pi - # Bin values - bins = np.array(range(-99, 102, 3)) - binned_pose = np.digitize([yaw, pitch, roll], bins) - 1 - - # Get shape binned shape - shape = np.load(shape_path) - - # Convert pt2d to maps of image size - # that have - - labels = torch.LongTensor(np.concatenate((binned_pose, shape), axis = 0)) - - if self.transform is not None: - img = self.transform(img) - - return img, labels, self.X_train[index] - - def __len__(self): - # 122,450 return self.length class BIWI(Dataset): @@ -374,11 +380,12 @@ binned_pose = np.digitize([yaw, pitch, roll], bins) - 1 labels = torch.LongTensor(binned_pose) + cont_labels = torch.FloatTensor([yaw, pitch, roll]) if self.transform is not None: img = self.transform(img) - return img, labels, self.X_train[index] + return img, labels, cont_labels, self.X_train[index] def __len__(self): # 15,667 -- Gitblit v1.8.0