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CV:利用人工智能算法让古代皇帝画像以及古代四大美女画像动起来(模仿偶像胡歌剧中角色表情动作)

2020-08-30 16:48 1766 查看

CV:利用人工智能算法让古代皇帝画像以及古代四大美女画像动起来(模仿偶像胡歌剧中角色表情动作)
利用人工智能算法让古代四大美女画像动起来(模仿偶像胡歌剧中角色表情动作)

导读:本论文来自NeurIPS2019,该算法中主要采用一阶运动模型的思想,用一组自学习的关键点和局部仿射变换,建立了复杂运动模型。模型由运动估计模块和图像生成模块两个主要部分组成。首先进行关键点检测,然后根据关键点,进行运动估计,最后使用图像生成模块,生成最终效果。
额,哈哈,不好意思了,又拿我的偶像胡歌下手啦,视频截取来源偶像胡歌在《猎场》中的一角色。

 

 

 

目录

利用人工智能算法让经典图片根据自定义动作嗨起来(将一张静态人像图片转为带表情动作视频)

相关论文

输出结果

利用人工智能算法让古代皇帝画像动起来(模仿偶像胡歌《猎场》剧中角色表情动作)

利用人工智能算法让古代四大美女画像动起来

实现代码

 

 

利用人工智能算法让经典图片根据自定义动作嗨起来(将一张静态人像图片转为带表情动作视频)

相关论文

Paper:《First Order Motion Model for Image Animation》翻译与解读

 

输出结果

利用人工智能算法让古代皇帝画像动起来(模仿偶像胡歌《猎场》剧中角色表情动作)

 

利用人工智能算法让古代四大美女画像动起来

 

 

实现代码

更新中……

[code]import imageio
import torch
from tqdm import tqdm
from animate import normalize_kp
from demo import load_checkpoints
import numpy as np
import matplotlib.pyplot as plt
import matplotlib.animation as animation
from skimage import img_as_ubyte
from skimage.transform import resize
import cv2
import os
import argparse

ap = argparse.ArgumentParser()
ap.add_argument("-i", "--input_image", required=True,help="Path to image to animate")
ap.add_argument("-c", "--checkpoint", required=True,help="Path to checkpoint")
ap.add_argument("-v","--input_video", required=False, help="Path to video input")

args = vars(ap.parse_args())

print("[INFO] loading source image and checkpoint...")
source_path = args['input_image']
checkpoint_path = args['checkpoint']
if args['input_video']:
video_path = args['input_video']
else:
video_path = None
source_image = imageio.imread(source_path)
source_image = resize(source_image,(256,256))[..., :3]

generator, kp_detector = load_checkpoints(config_path='config/vox-256.yaml', checkpoint_path=checkpoint_path)

if not os.path.exists('output'):
os.mkdir('output')

relative=True
adapt_movement_scale=True
cpu=False

if video_path:
cap = cv2.VideoCapture(video_path)
print("[INFO] Loading video from the given path")
else:
cap = cv2.VideoCapture(0)
print("[INFO] Initializing front camera...")

fourcc = cv2.VideoWriter_fourcc(*'MJPG')
out1 = cv2.VideoWriter('output/Animation_HuGe_02.avi', fourcc, 12, (256*3 , 256), True)

cv2_source = cv2.cvtColor(source_image.astype('float32'),cv2.COLOR_BGR2RGB)
with torch.no_grad() :
predictions = []
source = torch.tensor(source_image[np.newaxis].astype(np.float32)).permute(0, 3, 1, 2)
if not cpu:
source = source.cuda()
kp_source = kp_detector(source)
count = 0
while(True):
ret, frame = cap.read()
frame = cv2.flip(frame,1)
if ret == True:

if not video_path:
x = 143
y = 87
w = 322
h = 322
frame = frame[y:y+h,x:x+w]
frame1 = resize(frame,(256,256))[..., :3]

if count == 0:
source_image1 = frame1
source1 = torch.tensor(source_image1[np.newaxis].astype(np.float32)).permute(0, 3, 1, 2)
kp_driving_initial = kp_detector(source1)

frame_test = torch.tensor(frame1[np.newaxis].astype(np.float32)).permute(0, 3, 1, 2)

driving_frame = frame_test
if not cpu:
driving_frame = driving_frame.cuda()
kp_driving = kp_detector(driving_frame)
kp_norm = normalize_kp(kp_source=kp_source,
kp_driving=kp_driving,
kp_driving_initial=kp_driving_initial,
use_relative_movement=relative,
use_relative_jacobian=relative,
adapt_movement_scale=adapt_movement_scale)
out = generator(source, kp_source=kp_source, kp_driving=kp_norm)
predictions.append(np.transpose(out['prediction'].data.cpu().numpy(), [0, 2, 3, 1])[0])
im = np.transpose(out['prediction'].data.cpu().numpy(), [0, 2, 3, 1])[0]
im = cv2.cvtColor(im,cv2.COLOR_RGB2BGR)
joinedFrame = np.concatenate((cv2_source,im,frame1),axis=1)

cv2.imshow('Test',joinedFrame)
out1.write(img_as_ubyte(joinedFrame))
count += 1
if cv2.waitKey(20) & 0xFF == ord('q'):
break
else:
break

cap.release()
out1.release()
cv2.destroyAllWindows()

 

 

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