From 43416c4717d2430c3e11f042294d12b781fee2e1 Mon Sep 17 00:00:00 2001
From: natanielruiz <nataniel777@hotmail.com>
Date: 星期三, 27 九月 2017 04:09:30 +0800
Subject: [PATCH] Failed lstm experiment
---
code/test.py | 142 +++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 142 insertions(+), 0 deletions(-)
diff --git a/code/test.py b/code/test.py
new file mode 100644
index 0000000..4983105
--- /dev/null
+++ b/code/test.py
@@ -0,0 +1,142 @@
+import numpy as np
+import torch
+import torch.nn as nn
+from torch.autograd import Variable
+from torch.utils.data import DataLoader
+from torchvision import transforms
+import torch.backends.cudnn as cudnn
+import torchvision
+import torch.nn.functional as F
+
+import cv2
+import matplotlib.pyplot as plt
+import sys
+import os
+import argparse
+
+import datasets
+import hopenet
+import utils
+
+def parse_args():
+ """Parse input arguments."""
+ parser = argparse.ArgumentParser(description='Head pose estimation using the Hopenet network.')
+ parser.add_argument('--gpu', dest='gpu_id', help='GPU device id to use [0]',
+ default=0, type=int)
+ parser.add_argument('--data_dir', dest='data_dir', help='Directory path for data.',
+ default='', type=str)
+ parser.add_argument('--filename_list', dest='filename_list', help='Path to text file containing relative paths for every example.',
+ default='', type=str)
+ parser.add_argument('--snapshot', dest='snapshot', help='Path of model snapshot.',
+ default='', type=str)
+ parser.add_argument('--batch_size', dest='batch_size', help='Batch size.',
+ default=1, type=int)
+ parser.add_argument('--save_viz', dest='save_viz', help='Save images with pose cube.',
+ default=False, type=bool)
+ parser.add_argument('--iter_ref', dest='iter_ref', default=1, type=int)
+ parser.add_argument('--dataset', dest='dataset', help='Dataset type.', default='AFLW2000', type=str)
+
+ args = parser.parse_args()
+
+ return args
+
+if __name__ == '__main__':
+ args = parse_args()
+
+ cudnn.enabled = True
+ gpu = args.gpu_id
+ snapshot_path = args.snapshot
+
+ # ResNet101 with 3 outputs.
+ # model = hopenet.Hopenet(torchvision.models.resnet.Bottleneck, [3, 4, 23, 3], 66)
+ # ResNet50
+ model = hopenet.Hopenet(torchvision.models.resnet.Bottleneck, [3, 4, 6, 3], 66, args.iter_ref)
+ # ResNet18
+ # model = hopenet.Hopenet(torchvision.models.resnet.BasicBlock, [2, 2, 2, 2], 66)
+
+ print 'Loading snapshot.'
+ # Load snapshot
+ saved_state_dict = torch.load(snapshot_path)
+ model.load_state_dict(saved_state_dict)
+
+ print 'Loading data.'
+
+ transformations = transforms.Compose([transforms.Scale(224),
+ transforms.CenterCrop(224), transforms.ToTensor(),
+ transforms.Normalize(mean=[0.485, 0.456, 0.406], std=[0.229, 0.224, 0.225])])
+
+ if args.dataset == 'AFLW2000':
+ pose_dataset = datasets.AFLW2000(args.data_dir, args.filename_list,
+ transformations)
+ elif args.dataset == 'BIWI':
+ pose_dataset = datasets.BIWI(args.data_dir, args.filename_list, transformations)
+ elif args.dataset == 'AFLW':
+ pose_dataset = datasets.AFLW(args.data_dir, args.filename_list, transformations)
+ elif args.dataset == 'Pose_300W_LP':
+ pose_dataset = datasets.Pose_300W_LP(args.data_dir, args.filename_list, transformations)
+ elif args.dataset == 'AFW':
+ pose_dataset = datasets.AFW(args.data_dir, args.filename_list, transformations)
+ else:
+ print 'Error: not a valid dataset name'
+ sys.exit()
+ test_loader = torch.utils.data.DataLoader(dataset=pose_dataset,
+ batch_size=args.batch_size,
+ num_workers=2)
+
+ model.cuda(gpu)
+
+ print 'Ready to test network.'
+
+ # Test the Model
+ model.eval() # Change model to 'eval' mode (BN uses moving mean/var).
+ total = 0
+ yaw_error = .0
+ pitch_error = .0
+ roll_error = .0
+
+ l1loss = torch.nn.L1Loss(size_average=False)
+
+ for i, (images, labels, cont_labels, name) in enumerate(test_loader):
+ images = Variable(images).cuda(gpu)
+ total += cont_labels.size(0)
+ label_yaw = cont_labels[:,0].float()
+ label_pitch = cont_labels[:,1].float()
+ label_roll = cont_labels[:,2].float()
+
+ pre_yaw, pre_pitch, pre_roll, angles = model(images)
+ yaw = angles[0][:,0].cpu().data * 3 - 99
+ pitch = angles[0][:,1].cpu().data * 3 - 99
+ roll = angles[0][:,2].cpu().data * 3 - 99
+
+ for idx in xrange(1,args.iter_ref+1):
+ yaw += angles[idx][:,0].cpu().data * 3 - 99
+ pitch += angles[idx][:,1].cpu().data * 3 - 99
+ roll += angles[idx][:,2].cpu().data * 3 - 99
+
+ # Mean absolute error
+ yaw_error += torch.sum(torch.abs(yaw - label_yaw))
+ pitch_error += torch.sum(torch.abs(pitch - label_pitch))
+ roll_error += torch.sum(torch.abs(roll - label_roll))
+
+ # Save images with pose cube.
+ # TODO: fix for larger batch size
+ if args.save_viz:
+ name = name[0]
+ if args.dataset == 'BIWI':
+ cv2_img = cv2.imread(os.path.join(args.data_dir, name + '_rgb.png'))
+ else:
+ cv2_img = cv2.imread(os.path.join(args.data_dir, name + '.jpg'))
+
+ if args.batch_size == 1:
+ error_string = 'y %.4f, p %.4f, r %.4f' % (torch.sum(torch.abs(yaw - label_yaw) * 3), torch.sum(torch.abs(pitch - label_pitch) * 3), torch.sum(torch.abs(roll - label_roll) * 3))
+ cv2_img = cv2.putText(cv2_img, error_string, (30, cv2_img.shape[0]- 30), fontFace=1, fontScale=2, color=(0,255,0), thickness=2)
+ utils.plot_pose_cube(cv2_img, yaw[0] * 3 - 99, pitch[0] * 3 - 99, roll[0] * 3 - 99)
+ cv2.imwrite(os.path.join('output/images', name + '.jpg'), cv2_img)
+
+ print('Test error in degrees of the model on the ' + str(total) +
+ ' test images. Yaw: %.4f, Pitch: %.4f, Roll: %.4f' % (yaw_error / total,
+ pitch_error / total, roll_error / total))
+
+ # Binned accuracy
+ # for idx in xrange(len(yaw_correct)):
+ # print yaw_correct[idx] / total, pitch_correct[idx] / total, roll_correct[idx] / total
--
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