def generate_depth_image(inputDir, prn):
depth_images = []
# os.environ['CUDA_VISIBLE_DEVICES'] = "-1" # only cpu for now
# prn = PRN(is_dlib = True)
types = ('*.jpg', '*.png')
image_path_list= []
for files in types:
image_path_list.extend(glob(os.path.join(inputDir, files)))
total_num = len(image_path_list)
for i, image_path in enumerate(image_path_list):
name = image_path.strip().split('/')[-1][:-4]
# read image
image = imread(image_path)
[h, w, c] = image.shape
if c>3:
image = image[:,:,:3]
# the core: regress position map
max_size = max(image.shape[0], image.shape[1])
if max_size> 1000:
image = rescale(image, 1000./max_size)
image = (image*255).astype(np.uint8)
pos = prn.process(image) # use dlib to detect face
image = image/255.
if pos is None:
continue
vertices = prn.get_vertices(pos)
save_vertices = frontalize(vertices)
save_vertices[:,1] = h - 1 - save_vertices[:,1]
depth = get_depth_image(vertices, prn.triangles, h, w)
# save_depth_image(depth)
depth_images.append(depth)
return depth
exit(1)
print(len(depth_images))
return depth_images[0]
def main(args):
if args.isShow or args.isTexture:
import cv2
from utils.cv_plot import plot_kpt, plot_vertices, plot_pose_box
# ---- init PRN
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu # GPU number, -1 for CPU
prn = PRN(is_dlib=args.isDlib)
# ------------- load data
image_folder = args.inputDir
save_folder = args.outputDir
if not os.path.exists(save_folder):
os.mkdir(save_folder)
types = ('*.jpg', '*.png')
image_path_list = []
if os.path.isfile(image_folder):
image_path_list.append(image_folder)
for files in types:
image_path_list.extend(glob(os.path.join(image_folder, files)))
total_num = len(image_path_list)
for i, image_path in enumerate(image_path_list):
name = image_path.strip().split('/')[-1][:-4]
# read image
image = imread(image_path)
[h, w, _] = image.shape
# the core: regress position map
if args.isDlib:
max_size = max(image.shape[0], image.shape[1])
if max_size > 1000:
image = rescale(image, 1000. / max_size)
image = (image * 255).astype(np.uint8)
pos, crop_image = prn.process(image) # use dlib to detect face
else:
if image.shape[1] == image.shape[2]:
image = resize(image, (256, 256))
pos = prn.net_forward(
image / 255.) # input image has been cropped to 256x256
crop_image = None
else:
box = np.array([0, image.shape[1] - 1, 0, image.shape[0] - 1
]) # cropped with bounding box
pos, crop_image = prn.process(image, box)
image = image / 255.
if pos is None:
continue
if args.is3d or args.isMat or args.isPose or args.isShow:
# 3D vertices
vertices = prn.get_vertices(pos)
if args.isFront:
save_vertices = frontalize(vertices)
else:
save_vertices = vertices.copy()
save_vertices[:, 1] = h - 1 - save_vertices[:, 1]
if args.isImage and crop_image is not None:
imsave(os.path.join(save_folder, name + '_crop.jpg'), crop_image)
imsave(os.path.join(save_folder, name + '_orig.jpg'), image)
if args.is3d:
# corresponding colors
colors = prn.get_colors(image, vertices)
if args.isTexture:
texture = cv2.remap(image,
pos[:, :, :2].astype(np.float32),
None,
interpolation=cv2.INTER_NEAREST,
borderMode=cv2.BORDER_CONSTANT,
borderValue=(0))
if args.isMask:
vertices_vis = get_visibility(vertices, prn.triangles, h,
w)
uv_mask = get_uv_mask(vertices_vis, prn.triangles,
prn.uv_coords, h, w,
prn.resolution_op)
texture = texture * uv_mask[:, :, np.newaxis]
write_obj_with_texture(
os.path.join(save_folder,
name + '.obj'), save_vertices, colors,
prn.triangles, texture, prn.uv_coords / prn.resolution_op
) #save 3d face with texture(can open with meshlab)
else:
write_obj(os.path.join(save_folder,
name + '.obj'), save_vertices, colors,
prn.triangles) #save 3d face(can open with meshlab)
if args.isDepth:
depth_image = get_depth_image(vertices, prn.triangles, h, w, True)
depth = get_depth_image(vertices, prn.triangles, h, w)
imsave(os.path.join(save_folder, name + '_depth.jpg'), depth_image)
sio.savemat(os.path.join(save_folder, name + '_depth.mat'),
{'depth': depth})
if args.isMat:
sio.savemat(os.path.join(save_folder, name + '_mesh.mat'), {
'vertices': vertices,
'colors': colors,
'triangles': prn.triangles
})
if args.isKpt or args.isShow:
# get landmarks
kpt = prn.get_landmarks(pos)
np.savetxt(os.path.join(save_folder, name + '_kpt.txt'), kpt)
if args.isPose or args.isShow:
# estimate pose
camera_matrix, pose = estimate_pose(vertices)
np.savetxt(os.path.join(save_folder, name + '_pose.txt'), pose)
np.savetxt(os.path.join(save_folder, name + '_camera_matrix.txt'),
camera_matrix)
np.savetxt(os.path.join(save_folder, name + '_pose.txt'), pose)
if args.isShow:
# ---------- Plot
image_pose = plot_pose_box(image, camera_matrix, kpt)
cv2.imshow('sparse alignment', plot_kpt(image, kpt))
cv2.imshow('dense alignment', plot_vertices(image, vertices))
cv2.imshow('pose', plot_pose_box(image, camera_matrix, kpt))
if crop_image is not None:
cv2.imshow('crop', crop_image)
cv2.waitKey(0)
pos_interpolated = resize(pos, (args.texture_size, args.texture_size), preserve_range = True)
else:
pos_interpolated = pos.copy()
texture = cv2.remap(image, pos_interpolated[:,:,:2].astype(np.float32), None, interpolation=cv2.INTER_LINEAR, borderMode=cv2.BORDER_CONSTANT,borderValue=(0))
if args.isMask:
vertices_vis = get_visibility(vertices, prn.triangles, h, w)
uv_mask = get_uv_mask(vertices_vis, prn.triangles, prn.uv_coords, h, w, prn.resolution_op)
uv_mask = resize(uv_mask, (args.texture_size, args.texture_size), preserve_range = True)
texture = texture*uv_mask[:,:,np.newaxis]
# write_obj_with_texture(os.path.join(save_folder, name + '.obj'), save_vertices, prn.triangles, texture, prn.uv_coords/prn.resolution_op)#save 3d face with texture(can open with meshlab)
else:
# write_obj_with_colors(os.path.join(save_folder, name + '.obj'), save_vertices, prn.triangles, colors) #save 3d face(can open with meshlab)
pass
if args.isDepth:
depth_image = get_depth_image(vertices, prn.triangles, h, w, True)
depth = get_depth_image(vertices, prn.triangles, h, w)
# imsave(os.path.join(save_folder, name + '_depth.jpg'), depth_image)
# sio.savemat(os.path.join(save_folder, name + '_depth.mat'), {'depth':depth})
if args.isMat:
# sio.savemat(os.path.join(save_folder, name + '_mesh.mat'), {'vertices': vertices, 'colors': colors, 'triangles': prn.triangles})
pass
if args.isKpt or args.isShow:
# get landmarks
kpt = prn.get_landmarks(pos)
# np.savetxt(os.path.join(save_folder, name + '_kpt.txt'), kpt)
if args.isPose or args.isShow:
# estimate pose
def main(args):
if args.isShow or args.isTexture:
import cv2
from utils.cv_plot import plot_kpt, plot_vertices, plot_pose_box
# ---- init PRN
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu # GPU number, -1 for CPU
prn = PRN(is_dlib=args.isDlib, is_faceboxes=args.isFaceBoxes)
# ---- load data
image_folder = args.inputDir
save_folder = args.outputDir
if not os.path.exists(save_folder):
os.mkdir(save_folder)
types = ('*.jpg', '*.png')
image_path_list = []
for files in types:
image_path_list.extend(glob(os.path.join(image_folder, files)))
total_num = len(image_path_list)
for i, image_path in enumerate(image_path_list):
name = image_path.strip().split('/')[-1][:-4]
# read image
image = imread(image_path)
[h, w, c] = image.shape
if c > 3: image = image[:, :, :3] # RGBA图中，去除A通道
# the core: regress position map
if args.isDlib:
max_size = max(image.shape[0], image.shape[1])
if max_size > 1000:
image = rescale(image, 1000. / max_size)
image = (image * 255).astype(np.uint8)
pos = prn.process(image) # use dlib to detect face
elif args.isFaceBoxes:
pos, cropped_img = prn.process(
image) # use faceboxes to detect face
else:
if image.shape[0] == image.shape[1]:
image = resize(image, (256, 256))
pos = prn.net_forward(
image / 255.) # input image has been cropped to 256x256
else:
box = np.array([0, image.shape[1] - 1, 0, image.shape[0] - 1
]) # cropped with bounding box
pos = prn.process(image, box)
image = image / 255.
if pos is None: continue
if args.is3d or args.isMat or args.isPose or args.isShow:
# 3D vertices
vertices = prn.get_vertices(pos)
if args.isFront:
save_vertices = frontalize(vertices)
else:
save_vertices = vertices.copy()
save_vertices[:, 1] = h - 1 - save_vertices[:, 1]
# 三维人脸旋转对齐方法
# if args.isImage:
# vertices = prn.get_vertices(pos)
# scale_init = 180 / (np.max(vertices[:, 1]) - np.min(vertices[:, 1]))
# colors = prn.get_colors(image, vertices)
# triangles = prn.triangles
# camera_matrix, pose = estimate_pose(vertices)
# yaw, pitch, roll = pos * ANGULAR
# vertices1 = vertices - np.mean(vertices, 0)[np.newaxis, :]
#
# obj = {'s': scale_init, 'angles': [-pitch, yaw, -roll + 180], 't': [0, 0, 0]}
# camera = {'eye':[0, 0, 256], 'proj_type':'perspective', 'at':[0, 0, 0],
# 'near': 1000, 'far':-100, 'fovy':30, 'up':[0,1,0]}
#
# image1 = transform_test(vertices1, obj, camera, triangles, colors, h=256, w=256) * 255
# image1 = image1.astype(np.uint8)
# imsave(os.path.join(save_folder, name + '.jpg'), image1)
if args.is3d:
# corresponding colors
colors = prn.get_colors(image, vertices)
if args.isTexture:
if args.texture_size != 256:
pos_interpolated = resize(
pos, (args.texture_size, args.texture_size),
preserve_range=True)
else:
pos_interpolated = pos.copy()
texture = cv2.remap(image,
pos_interpolated[:, :, :2].astype(
np.float32),
None,
interpolation=cv2.INTER_LINEAR,
borderMode=cv2.BORDER_CONSTANT,
borderValue=(0))
if args.isMask:
vertices_vis = get_visibility(vertices, prn.triangles, h,
w)
uv_mask = get_uv_mask(vertices_vis, prn.triangles,
prn.uv_coords, h, w,
prn.resolution_op)
uv_mask = resize(uv_mask,
(args.texture_size, args.texture_size),
preserve_range=True)
texture = texture * uv_mask[:, :, np.newaxis]
write_obj_with_texture(
os.path.join(save_folder, name + '.obj'), save_vertices,
prn.triangles, texture, prn.uv_coords / prn.resolution_op
) #save 3d face with texture(can open with meshlab)
else:
write_obj_with_colors(
os.path.join(save_folder,
name + '.obj'), save_vertices, prn.triangles,
colors) #save 3d face(can open with meshlab)
if args.isDepth:
depth_image = get_depth_image(vertices, prn.triangles, h, w, True)
depth = get_depth_image(vertices, prn.triangles, h, w)
imsave(os.path.join(save_folder, name + '_depth.jpg'), depth_image)
sio.savemat(os.path.join(save_folder, name + '_depth.mat'),
{'depth': depth})
if args.isMat:
sio.savemat(os.path.join(save_folder, name + '_mesh.mat'), {
'vertices': vertices,
'colors': colors,
'triangles': prn.triangles
})
if args.isKpt:
# get landmarks
kpt = prn.get_landmarks(pos)
np.savetxt(os.path.join(save_folder, name + '_kpt.txt'), kpt)
if args.is2dKpt and args.is68Align:
ori_kpt = prn.get_landmarks_2d(pos)
dlib_aligner = DlibAlign()
dst_img = dlib_aligner.dlib_68_align(image, ori_kpt, 256, 0.5)
imsave(os.path.join(save_folder, name + '.jpg'), dst_img)
if args.isPose:
# estimate pose
camera_matrix, pose, rot = estimate_pose(vertices)
np.savetxt(os.path.join(save_folder, name + '_pose.txt'),
np.array(pose) * ANGULAR)
np.savetxt(os.path.join(save_folder, name + '_camera_matrix.txt'),
camera_matrix)
if args.isShow:
kpt = prn.get_landmarks(pos)
cv2.imshow('sparse alignment', plot_kpt(image, kpt))
# cv2.imshow('dense alignment', plot_vertices(image, vertices))
# cv2.imshow('pose', plot_pose_box(image, camera_matrix, kpt))
cv2.waitKey(1)
def main(args):
if args.isShow or args.isTexture:
import cv2
from utils.cv_plot import plot_kpt, plot_vertices, plot_pose_box
# ---- init PRN
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu # GPU number, -1 for CPU
prn = PRN(is_dlib = args.isDlib)
# ------------- load data
image_folder = args.inputDir
save_folder = args.outputDir
if not os.path.exists(save_folder):
os.mkdir(save_folder)
# types = ('*.jpg', '*.png')
# image_path_list= []
# for files in types:
# image_path_list.extend(glob(os.path.join(image_folder, files)))
# total_num = len(image_path_list)
for dir, dirs, files in sorted(os.walk(image_folder)):
for file in files:
image_path = os.path.join(dir, file)
dir = dir.replace("\\", "/")
new_dir = dir.replace(image_folder, save_folder)
if not os.path.isdir(new_dir):
os.mkdir(new_dir)
name = image_path.replace(image_folder, save_folder)
print('data path:', name)
# read image
image = imread(image_path)
[h, w, c] = image.shape
if c>3:
image = image[:,:,:3]
# the core: regress position map
if args.isDlib:
max_size = max(image.shape[0], image.shape[1])
if max_size> 1000:
image = rescale(image, 1000./max_size)
image = (image*255).astype(np.uint8)
pos = prn.process(image) # use dlib to detect face
else:
# if image.shape[0] == image.shape[1]:
# image = resize(image, (256,256))
# pos = prn.net_forward(image/255.) # input image has been cropped to 256x256
# else:
box = np.array([0, image.shape[1]-1, 0, image.shape[0]-1]) # cropped with bounding box
pos = prn.process(image, box)
image = image/255.
if pos is None:
continue
if args.is3d or args.isMat or args.isPose or args.isShow:
# 3D vertices
vertices = prn.get_vertices(pos)
if args.isFront:
save_vertices = frontalize(vertices)
else:
save_vertices = vertices.copy()
save_vertices[:,1] = h - 1 - save_vertices[:,1]
if args.isImage:
imsave(name, image)
if args.is3d:
# corresponding colors
colors = prn.get_colors(image, vertices)
if args.isTexture:
if args.texture_size != 256:
pos_interpolated = resize(pos, (args.texture_size, args.texture_size), preserve_range = True)
else:
pos_interpolated = pos.copy()
texture = cv2.remap(image, pos_interpolated[:,:,:2].astype(np.float32), None, interpolation=cv2.INTER_LINEAR, borderMode=cv2.BORDER_CONSTANT,borderValue=(0))
if args.isMask:
vertices_vis = get_visibility(vertices, prn.triangles, h, w)
uv_mask = get_uv_mask(vertices_vis, prn.triangles, prn.uv_coords, h, w, prn.resolution_op)
uv_mask = resize(uv_mask, (args.texture_size, args.texture_size), preserve_range = True)
texture = texture*uv_mask[:,:,np.newaxis]
write_obj_with_texture(name.replace('.jpg', '.obj'), save_vertices, prn.triangles, texture, prn.uv_coords/prn.resolution_op)#save 3d face with texture(can open with meshlab)
else:
write_obj_with_colors(name.replace('.jpg', '.obj'), save_vertices, prn.triangles, colors) #save 3d face(can open with meshlab)
filepath = name.replace('.jpg', '.obj')
filepath = filepath.replace("\\", "/")
print('filepath:', filepath)
new_dir = dir.replace(args.inputDir, args.renderDir)
# print(new_dir + '/' + file)
if not os.path.isdir(new_dir):
os.mkdir(new_dir)
color_image1, _ = render_scene(filepath, 4.0, 0.0, 3.0)
color_image2, _ = render_scene(filepath, 4.0, np.pi / 18.0, 3.0)
color_image3, _ = render_scene(filepath, 4.0, np.pi / 9.0, 3.0)
if color_image1 is None or color_image2 is None:
continue
new_path = filepath.replace(args.outputDir, args.renderDir)
# print('new_path:', new_path)
save_image(new_path, '_40_', color_image1)
save_image(new_path, '_50_', color_image2)
save_image(new_path, '_60_', color_image3)
os.remove(name.replace('.jpg', '.obj'))
if args.isDepth:
depth_image = get_depth_image(vertices, prn.triangles, h, w, True)
depth = get_depth_image(vertices, prn.triangles, h, w)
imsave(os.path.join(name.replace('.jpg', '_depth.jpg')), depth_image)
sio.savemat(name.replace('.jpg', '_depth.mat'), {'depth': depth})
if args.isMat:
sio.savemat(name.replace('.jpg', '_mesh.mat'),
{'vertices': vertices, 'colors': colors, 'triangles': prn.triangles})
if args.isKpt or args.isShow:
# get landmarks
kpt = prn.get_landmarks(pos)
np.savetxt(name.replace('.jpg', '_kpt.txt'), kpt)
if args.isPose or args.isShow:
# estimate pose
camera_matrix, pose = estimate_pose(vertices)
np.savetxt(name.replace('.jpg', '_pose.txt'), pose)
np.savetxt(name.replace('.jpg', '_camera_matrix.txt'), camera_matrix)
np.savetxt(name.replace('.jpg', '_pose.txt'), pose)
if args.isShow:
# ---------- Plot
image_pose = plot_pose_box(image, camera_matrix, kpt)
cv2.imshow('sparse alignment', plot_kpt(image, kpt))
cv2.imshow('dense alignment', plot_vertices(image, vertices))
cv2.imshow('pose', plot_pose_box(image, camera_matrix, kpt))
cv2.waitKey(0)
def main(args):
if args.isShow or args.isTexture:
import cv2
from utils.cv_plot import plot_kpt, plot_vertices, plot_pose_box
# ---- init PRN
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu # GPU number, -1 for CPU
prn = PRN(is_dlib = args.isDlib)
# ------------- load data
image_folder = args.inputDir
save_folder = args.outputDir
if not os.path.exists(save_folder):
os.mkdir(save_folder)
types = ('*.jpg', '*.png')
image_path_list= []
for files in types:
image_path_list.extend(glob(os.path.join(image_folder, files)))
total_num = len(image_path_list)
for i, image_path in enumerate(image_path_list):
name = image_path.strip().split('/')[-1][:-4]
# read image
image = imread(image_path)
[h, w, _] = image.shape
# the core: regress position map
if args.isDlib:
max_size = max(image.shape[0], image.shape[1])
if max_size> 1000:
image = rescale(image, 1000./max_size)
pos = prn.process(image) # use dlib to detect face
else:
if image.shape[1] == image.shape[2]:
image = resize(image, (256,256))
pos = prn.net_forward(image/255.) # input image has been cropped to 256x256
else:
box = np.array([0, image.shape[1]-1, 0, image.shape[0]-1]) # cropped with bounding box
pos = prn.process(image, box)
image = image/255.
if pos is None:
continue
if args.is3d or args.isMat or args.isPose or args.isShow:
# 3D vertices
vertices = prn.get_vertices(pos)
if args.isFront:
save_vertices = frontalize(vertices)
else:
save_vertices = vertices
if args.isImage:
imsave(os.path.join(save_folder, name + '.jpg'), image)
if args.is3d:
# corresponding colors
colors = prn.get_colors(image, vertices)
if args.isTexture:
texture = cv2.remap(image, pos[:,:,:2].astype(np.float32), None, interpolation=cv2.INTER_NEAREST, borderMode=cv2.BORDER_CONSTANT,borderValue=(0))
if args.isMask:
vertices_vis = get_visibility(vertices, prn.triangles, h, w)
uv_mask = get_uv_mask(vertices_vis, prn.triangles, prn.uv_coords, h, w, prn.resolution_op)
texture = texture*uv_mask[:,:,np.newaxis]
write_obj_with_texture(os.path.join(save_folder, name + '.obj'), save_vertices, colors, prn.triangles, texture, prn.uv_coords/prn.resolution_op)#save 3d face with texture(can open with meshlab)
else:
write_obj(os.path.join(save_folder, name + '.obj'), save_vertices, colors, prn.triangles) #save 3d face(can open with meshlab)
if args.isDepth:
depth_image = get_depth_image(vertices, prn.triangles, h, w)
imsave(os.path.join(save_folder, name + '_depth.jpg'), depth_image)
if args.isMat:
sio.savemat(os.path.join(save_folder, name + '_mesh.mat'), {'vertices': save_vertices, 'colors': colors, 'triangles': prn.triangles})
if args.isKpt or args.isShow:
# get landmarks
kpt = prn.get_landmarks(pos)
np.savetxt(os.path.join(save_folder, name + '_kpt.txt'), kpt)
if args.isPose or args.isShow:
# estimate pose
camera_matrix, pose = estimate_pose(vertices)
np.savetxt(os.path.join(save_folder, name + '_pose.txt'), pose)
if args.isShow:
# ---------- Plot
image_pose = plot_pose_box(image, camera_matrix, kpt)
cv2.imshow('sparse alignment', plot_kpt(image, kpt))
cv2.imshow('dense alignment', plot_vertices(image, vertices))
cv2.imshow('pose', plot_pose_box(image, camera_matrix, kpt))
cv2.waitKey(0)
for i, image_path in enumerate(image_path_list):
# read image
image = imread(image_path)
# the core: regress position map
if 'AFLW2000' in image_path:
mat_path = image_path.replace('jpg', 'mat')
info = sio.loadmat(mat_path)
kpt = info['pt3d_68']
pos = prn.process(
image, kpt
) # kpt information is only used for detecting face and cropping image
else:
pos = prn.process(image) # use dlib to detect face
vertices = prn.get_vertices(pos) # get 3D vertices
triangles = prn.triangles # get triangles
depth_buffer, depth_map = get_depth_image(
vertices, triangles, 500,
500) # get depth buffer and depth map with size (500,500)
depth_buffer = np.array(depth_buffer)
rmin, rmax, cmin, cmax = bbox2(depth_buffer) # centralize the depth map
depth_buffer = depth_buffer[rmin:rmax, cmin:cmax]
#depth_buffer = cv2.resize(depth_buffer,(32,32),interpolation=cv2.INTER_CUBIC)
name = image_path.strip().split('/')[-1][:-4]
imsave((os.path.join(save_folder, name + '.jpg')),
depth_buffer) # save depth map
np.savetxt(os.path.join(save_folder, name + '.txt'),
depth_buffer) # save depth matrix
def main(args):
if args.isShow or args.isTexture:
import cv2
from utils.cv_plot import plot_kpt, plot_vertices, plot_pose_box
# ---- init PRN
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu # GPU number, -1 for CPU
prn = PRN(is_dlib = args.isDlib)
# ------------- load data
image_folder = args.inputDir
print(image_folder)
save_folder = args.outputDir
print(save_folder)
if not os.path.exists(save_folder):
os.mkdir(save_folder)
meta_save_folder = os.path.join(save_folder, 'meta')
if not os.path.exists(meta_save_folder):
os.mkdir(meta_save_folder)
types = ('*.jpg', '*.png', '*,JPG')
image_path_list= find_files(image_folder, ('.jpg', '.png', '.JPG'))
total_num = len(image_path_list)
print(image_path_list)
for i, image_path in enumerate(image_path_list):
name = image_path.strip().split('/')[-1][:-4]
print(image_path)
# read image
image = imread(image_path)
[h, w, c] = image.shape
if c>3:
image = image[:,:,:3]
# the core: regress position map
if args.isDlib:
max_size = max(image.shape[0], image.shape[1])
if max_size> 1000:
image = rescale(image, 1000./max_size)
image = (image*255).astype(np.uint8)
pos = prn.process(image) # use dlib to detect face
else:
if image.shape[1] == image.shape[2]:
image = resize(image, (256,256))
pos = prn.net_forward(image/255.) # input image has been cropped to 256x256
else:
box = np.array([0, image.shape[1]-1, 0, image.shape[0]-1]) # cropped with bounding box
pos = prn.process(image, box)
image = image/255.
if pos is None:
continue
if args.is3d or args.isMat or args.isPose or args.isShow:
# 3D vertices
vertices = prn.get_vertices(pos)
if args.isFront:
save_vertices = frontalize(vertices)
else:
save_vertices = vertices.copy()
save_vertices[:,1] = h - 1 - save_vertices[:,1]
if args.isImage:
imsave(os.path.join(save_folder, name + '.jpg'), image)
if args.is3d:
# corresponding colors
colors = prn.get_colors(image, vertices)
if args.isTexture:
if args.texture_size != 256:
pos_interpolated = resize(pos, (args.texture_size, args.texture_size), preserve_range = True)
else:
pos_interpolated = pos.copy()
texture = cv2.remap(image, pos_interpolated[:,:,:2].astype(np.float32), None, interpolation=cv2.INTER_LINEAR, borderMode=cv2.BORDER_CONSTANT,borderValue=(0))
if args.isMask:
vertices_vis = get_visibility(vertices, prn.triangles, h, w)
uv_mask = get_uv_mask(vertices_vis, prn.triangles, prn.uv_coords, h, w, prn.resolution_op)
uv_mask = resize(uv_mask, (args.texture_size, args.texture_size), preserve_range = True)
texture = texture*uv_mask[:,:,np.newaxis]
write_obj_with_texture(os.path.join(save_folder, name + '.obj'), save_vertices, prn.triangles, texture, prn.uv_coords/prn.resolution_op)#save 3d face with texture(can open with meshlab)
else:
write_obj_with_colors(os.path.join(save_folder, name + '.obj'), save_vertices, prn.triangles, colors) #save 3d face(can open with meshlab)
if args.isDepth:
depth_image = get_depth_image(vertices, prn.triangles, h, w, True)
depth = get_depth_image(vertices, prn.triangles, h, w)
imsave(os.path.join(save_folder, name + '_depth.jpg'), depth_image)
sio.savemat(os.path.join(meta_save_folder, name + '_depth.mat'), {'depth':depth})
if args.isMat:
sio.savemat(os.path.join(meta_save_folder, name + '_mesh.mat'), {'vertices': vertices, 'colors': colors, 'triangles': prn.triangles})
if args.isKpt or args.isShow:
# get landmarks
kpt = prn.get_landmarks(pos)
# pdb.set_trace()
np.save(os.path.join(meta_save_folder, name + '_kpt.npy'), kpt)
# cv2.imwrite(os.path.join(save_folder, name + '_skpt.jpg'), plot_kpt(image, kpt))
if args.isPose or args.isShow:
# estimate pose
camera_matrix, pose = estimate_pose(vertices)
np.savetxt(os.path.join(meta_save_folder, name + '_pose.txt'), pose)
np.savetxt(os.path.join(meta_save_folder, name + '_camera_matrix.txt'), camera_matrix)
if args.isShow:
# ---------- Plot
image = imread(os.path.join(save_folder, name + '.jpg'))
image_pose = plot_pose_box(image, camera_matrix, kpt)
#cv2.imwrite(os.path.join(save_folder, name + '_pose.jpg'), plot_kpt(image, kpt))
#cv2.imwrite(os.path.join(save_folder, name + '_camera_matrix.jpg'), plot_vertices(image, vertices))
#cv2.imwrite(os.path.join(save_folder, name + '_pose.jpg'), plot_pose_box(image, camera_matrix, kpt))
image = imread(os.path.join(save_folder, name + '.jpg'))
b, g, r = cv2.split(image)
image = cv2.merge([r,g,b])
def main(args):
if args.isShow or args.isTexture or args.isCamera:
import cv2
from utils.cv_plot import plot_kpt, plot_vertices, plot_pose_box
# ---- init PRN
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpu # GPU number, -1 for CPU
prn = PRN(is_dlib=args.isDlib)
# ------------- load data
image_folder = args.inputDir
save_folder = args.outputDir
if not os.path.exists(save_folder):
os.mkdir(save_folder)
types = ('*.jpg', '*.png')
image_path_list = []
for files in types:
image_path_list.extend(glob(os.path.join(image_folder, files)))
total_num = len(image_path_list)
if args.isCamera:
# Create a VideoCapture object and read from input file
# If the input is the camera, pass 0 instead of the video file name
cap = cv2.VideoCapture(0)
# Check if camera opened successfully
if (cap.isOpened() == False):
print("Error opening video stream or file")
# Read until video is completed
while (cap.isOpened()):
# Capture frame-by-frame
ret, frame = cap.read()
if ret == True:
if args.isDlib:
max_size = max(frame.shape[0], frame.shape[1])
if max_size > 1000:
frame = rescale(frame, 1000. / max_size)
frame = (frame * 255).astype(np.uint8)
pos = prn.process(frame) # use dlib to detect face
else:
if frame.shape[0] == frame.shape[1]:
frame = resize(frame, (256, 256))
pos = prn.net_forward(
frame /
255.) # input frame has been cropped to 256x256
else:
box = np.array(
[0, frame.shape[1] - 1, 0,
frame.shape[0] - 1]) # cropped with bounding box
pos = prn.process(frame, box)
# Normalizing the frame and skiping if there was no one in the frame
frame = frame / 255.
if pos is None:
continue
# Get landmarks in frame
kpt = prn.get_landmarks(pos)
# Display the resulting frame
cv2.imshow('sparse alignment', plot_kpt(frame, kpt))
# Press Q on keyboard to exit
if cv2.waitKey(25) & 0xFF == ord('q'):
break
# Break the loop
else:
break
# When everything done, release the video capture object
cap.release()
# Closes all the frames
cv2.destroyAllWindows()
else:
for i, image_path in enumerate(image_path_list):
name = image_path.strip().split('/')[-1][:-4]
# read image
image = imread(image_path)
[h, w, c] = image.shape
if c > 3:
image = image[:, :, :3]
# the core: regress position map
if args.isDlib:
max_size = max(image.shape[0], image.shape[1])
if max_size > 1000:
image = rescale(image, 1000. / max_size)
image = (image * 255).astype(np.uint8)
pos = prn.process(image) # use dlib to detect face
else:
if image.shape[0] == image.shape[1]:
image = resize(image, (256, 256))
pos = prn.net_forward(
image /
255.) # input image has been cropped to 256x256
else:
box = np.array(
[0, image.shape[1] - 1, 0,
image.shape[0] - 1]) # cropped with bounding box
pos = prn.process(image, box)
image = image / 255.
if pos is None:
continue
if args.is3d or args.isMat or args.isPose or args.isShow:
# 3D vertices
vertices = prn.get_vertices(pos)
if args.isFront:
save_vertices = frontalize(vertices)
else:
save_vertices = vertices.copy()
save_vertices[:, 1] = h - 1 - save_vertices[:, 1]
if args.isImage:
imsave(os.path.join(save_folder, name + '.jpg'), image)
if args.is3d:
# corresponding colors
colors = prn.get_colors(image, vertices)
if args.isTexture:
if args.texture_size != 256:
pos_interpolated = resize(
pos, (args.texture_size, args.texture_size),
preserve_range=True)
else:
pos_interpolated = pos.copy()
texture = cv2.remap(image,
pos_interpolated[:, :, :2].astype(
np.float32),
None,
interpolation=cv2.INTER_LINEAR,
borderMode=cv2.BORDER_CONSTANT,
borderValue=(0))
if args.isMask:
vertices_vis = get_visibility(vertices, prn.triangles,
h, w)
uv_mask = get_uv_mask(vertices_vis, prn.triangles,
prn.uv_coords, h, w,
prn.resolution_op)
uv_mask = resize(
uv_mask, (args.texture_size, args.texture_size),
preserve_range=True)
texture = texture * uv_mask[:, :, np.newaxis]
write_obj_with_texture(
os.path.join(save_folder, name + '.obj'),
save_vertices, prn.triangles, texture,
prn.uv_coords / prn.resolution_op
) #save 3d face with texture(can open with meshlab)
else:
write_obj_with_colors(
os.path.join(save_folder, name + '.obj'),
save_vertices, prn.triangles,
colors) #save 3d face(can open with meshlab)
if args.isDepth:
depth_image = get_depth_image(vertices, prn.triangles, h, w,
True)
depth = get_depth_image(vertices, prn.triangles, h, w)
imsave(os.path.join(save_folder, name + '_depth.jpg'),
depth_image)
sio.savemat(os.path.join(save_folder, name + '_depth.mat'),
{'depth': depth})
if args.isMat:
sio.savemat(
os.path.join(save_folder, name + '_mesh.mat'), {
'vertices': vertices,
'colors': colors,
'triangles': prn.triangles
})
if args.isKpt or args.isShow:
# get landmarks
kpt = prn.get_landmarks(pos)
np.savetxt(os.path.join(save_folder, name + '_kpt.txt'), kpt)
if args.isPose or args.isShow:
# estimate pose
camera_matrix, pose = estimate_pose(vertices)
np.savetxt(os.path.join(save_folder, name + '_pose.txt'), pose)
np.savetxt(
os.path.join(save_folder, name + '_camera_matrix.txt'),
camera_matrix)
np.savetxt(os.path.join(save_folder, name + '_pose.txt'), pose)
if args.isShow:
# ---------- Plot
image_pose = plot_pose_box(image, camera_matrix, kpt)
cv2.imshow(
'sparse alignment',
cv2.cvtColor(np.float32(plot_kpt(image, kpt)),
cv2.COLOR_RGB2BGR))
cv2.imshow(
'dense alignment',
cv2.cvtColor(np.float32(plot_vertices(image, vertices)),
cv2.COLOR_RGB2BGR))
cv2.imshow(
'pose',
cv2.cvtColor(
np.float32(plot_pose_box(image, camera_matrix, kpt)),
cv2.COLOR_RGB2BGR))
cv2.waitKey(0)
