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difpoint/inference.py
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1 |
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# -*- coding: UTF-8 -*-
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2 |
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'''
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@File :inference.py
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@Author :Chaolong Yang
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@Date :2024/5/29 19:26
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'''
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import glob
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8 |
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import os
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os.environ['HYDRA_FULL_ERROR']='1'
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os.environ['CUDA_VISIBLE_DEVICES'] = '0'
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import os
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import time
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import shutil
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import uuid
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import os
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import cv2
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19 |
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import tyro
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from difpoint.src.utils.crop import crop_image, parse_bbox_from_landmark, crop_image_by_bbox, paste_back, paste_back_pytorch
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from difpoint.src.utils.utils import resize_to_limit, prepare_paste_back, get_rotation_matrix, calc_lip_close_ratio, \
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calc_eye_close_ratio, transform_keypoint, concat_feat
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from difpoint.src.utils import utils
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import numpy as np
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from tqdm import tqdm
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import cv2
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from rich.progress import track
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29 |
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from difpoint.croper import Croper
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31 |
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from PIL import Image
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import time
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import torch
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import torch.nn.functional as F
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37 |
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from torch import nn
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import imageio
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from pydub import AudioSegment
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from pykalman import KalmanFilter
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import scipy
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42 |
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import matplotlib.pyplot as plt
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43 |
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import matplotlib
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matplotlib.use('Agg')
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from difpoint.dataset_process import audio
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47 |
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import os
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48 |
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import argparse
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import pdb
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import subprocess
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51 |
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import ffmpeg
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52 |
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import cv2
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53 |
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import time
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54 |
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import numpy as np
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55 |
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import os
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56 |
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import datetime
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import platform
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from omegaconf import OmegaConf
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from difpoint.src.pipelines.faster_live_portrait_pipeline import FasterLivePortraitPipeline
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FFMPEG = "ffmpeg"
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def parse_audio_length(audio_length, sr, fps):
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bit_per_frames = sr / fps
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65 |
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num_frames = int(audio_length / bit_per_frames)
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66 |
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audio_length = int(num_frames * bit_per_frames)
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67 |
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return audio_length, num_frames
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68 |
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69 |
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def crop_pad_audio(wav, audio_length):
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70 |
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if len(wav) > audio_length:
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71 |
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wav = wav[:audio_length]
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72 |
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elif len(wav) < audio_length:
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73 |
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wav = np.pad(wav, [0, audio_length - len(wav)], mode='constant', constant_values=0)
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74 |
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return wav
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75 |
+
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76 |
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class Conv2d(nn.Module):
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77 |
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def __init__(self, cin, cout, kernel_size, stride, padding, residual=False, use_act=True, *args, **kwargs):
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78 |
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super().__init__(*args, **kwargs)
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79 |
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self.conv_block = nn.Sequential(
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80 |
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nn.Conv2d(cin, cout, kernel_size, stride, padding),
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81 |
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nn.BatchNorm2d(cout)
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82 |
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)
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83 |
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self.act = nn.ReLU()
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84 |
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self.residual = residual
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85 |
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self.use_act = use_act
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86 |
+
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87 |
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def forward(self, x):
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88 |
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out = self.conv_block(x)
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89 |
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if self.residual:
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90 |
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out += x
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91 |
+
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92 |
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if self.use_act:
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93 |
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return self.act(out)
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94 |
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else:
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95 |
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return out
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96 |
+
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97 |
+
class AudioEncoder(nn.Module):
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98 |
+
def __init__(self, wav2lip_checkpoint, device):
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99 |
+
super(AudioEncoder, self).__init__()
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100 |
+
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101 |
+
self.audio_encoder = nn.Sequential(
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102 |
+
Conv2d(1, 32, kernel_size=3, stride=1, padding=1),
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103 |
+
Conv2d(32, 32, kernel_size=3, stride=1, padding=1, residual=True),
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104 |
+
Conv2d(32, 32, kernel_size=3, stride=1, padding=1, residual=True),
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105 |
+
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106 |
+
Conv2d(32, 64, kernel_size=3, stride=(3, 1), padding=1),
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107 |
+
Conv2d(64, 64, kernel_size=3, stride=1, padding=1, residual=True),
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108 |
+
Conv2d(64, 64, kernel_size=3, stride=1, padding=1, residual=True),
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109 |
+
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110 |
+
Conv2d(64, 128, kernel_size=3, stride=3, padding=1),
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111 |
+
Conv2d(128, 128, kernel_size=3, stride=1, padding=1, residual=True),
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112 |
+
Conv2d(128, 128, kernel_size=3, stride=1, padding=1, residual=True),
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113 |
+
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114 |
+
Conv2d(128, 256, kernel_size=3, stride=(3, 2), padding=1),
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115 |
+
Conv2d(256, 256, kernel_size=3, stride=1, padding=1, residual=True),
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116 |
+
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117 |
+
Conv2d(256, 512, kernel_size=3, stride=1, padding=0),
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118 |
+
Conv2d(512, 512, kernel_size=1, stride=1, padding=0),)
|
119 |
+
|
120 |
+
#### load the pre-trained audio_encoder
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121 |
+
wav2lip_state_dict = torch.load(wav2lip_checkpoint, map_location=torch.device(device))['state_dict']
|
122 |
+
state_dict = self.audio_encoder.state_dict()
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123 |
+
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124 |
+
for k,v in wav2lip_state_dict.items():
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125 |
+
if 'audio_encoder' in k:
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126 |
+
state_dict[k.replace('module.audio_encoder.', '')] = v
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127 |
+
self.audio_encoder.load_state_dict(state_dict)
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128 |
+
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129 |
+
def forward(self, audio_sequences):
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130 |
+
# audio_sequences = (B, T, 1, 80, 16)
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131 |
+
B = audio_sequences.size(0)
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132 |
+
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133 |
+
audio_sequences = torch.cat([audio_sequences[:, i] for i in range(audio_sequences.size(1))], dim=0)
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134 |
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135 |
+
audio_embedding = self.audio_encoder(audio_sequences) # B, 512, 1, 1
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136 |
+
dim = audio_embedding.shape[1]
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137 |
+
audio_embedding = audio_embedding.reshape((B, -1, dim, 1, 1))
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138 |
+
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139 |
+
return audio_embedding.squeeze(-1).squeeze(-1) #B seq_len+1 512
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140 |
+
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141 |
+
def partial_fields(target_class, kwargs):
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142 |
+
return target_class(**{k: v for k, v in kwargs.items() if hasattr(target_class, k)})
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143 |
+
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144 |
+
def dct2device(dct: dict, device):
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145 |
+
for key in dct:
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146 |
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dct[key] = torch.tensor(dct[key]).to(device)
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147 |
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return dct
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148 |
+
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149 |
+
def save_video_with_watermark(video, audio, save_path, watermark=False):
|
150 |
+
temp_file = str(uuid.uuid4())+'.mp4'
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151 |
+
cmd = r'ffmpeg -y -i "%s" -i "%s" -vcodec copy "%s"' % (video, audio, temp_file)
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152 |
+
os.system(cmd)
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153 |
+
shutil.move(temp_file, save_path)
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154 |
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155 |
+
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156 |
+
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157 |
+
class Inferencer(object):
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158 |
+
def __init__(self):
|
159 |
+
|
160 |
+
st=time.time()
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161 |
+
print('#'*25+'Start initialization'+'#'*25)
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162 |
+
self.device = 'cuda'
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163 |
+
from difpoint.model import get_model
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164 |
+
self.point_diffusion = get_model()
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165 |
+
ckpt = torch.load('/home/yinuo/Gradio-UI_copy/difpoint/outputs/2024.08.26_dim_70_frame_64_vox1_selected_d6.5_c8.5/2024-08-26--16-52-34/checkpoint-500000.pth')
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166 |
+
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167 |
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self.point_diffusion.load_state_dict(ckpt['model'])
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168 |
+
print('model', self.point_diffusion.children())
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169 |
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self.point_diffusion.eval()
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170 |
+
self.point_diffusion.to(self.device)
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171 |
+
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172 |
+
lm_croper_checkpoint = os.path.join('difpoint/dataset_process/ckpts/', 'shape_predictor_68_face_landmarks.dat')
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173 |
+
self.croper = Croper(lm_croper_checkpoint)
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174 |
+
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175 |
+
self.norm_info = dict(np.load(r'difpoint/datasets/norm_info_d6.5_c8.5_vox1_train.npz'))
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176 |
+
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177 |
+
wav2lip_checkpoint = 'difpoint/dataset_process/ckpts/wav2lip.pth'
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178 |
+
self.wav2lip_model = AudioEncoder(wav2lip_checkpoint, 'cuda')
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179 |
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self.wav2lip_model.cuda()
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180 |
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self.wav2lip_model.eval()
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181 |
+
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182 |
+
# specify configs for inference
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183 |
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self.inf_cfg = OmegaConf.load("difpoint/configs/trt_mp_infer.yaml")
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184 |
+
self.inf_cfg.infer_params.flag_pasteback = False
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185 |
+
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186 |
+
self.live_portrait_pipeline = FasterLivePortraitPipeline(cfg=self.inf_cfg, is_animal=False)
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187 |
+
#ret = self.live_portrait_pipeline.prepare_source(source_image)
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188 |
+
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189 |
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print('#'*25+f'End initialization, cost time {time.time()-st}'+'#'*25)
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190 |
+
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191 |
+
def _norm(self, data_dict):
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192 |
+
for k in data_dict.keys():
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193 |
+
if k in ['yaw', 'pitch', 'roll', 't', 'scale', 'c_lip', 'c_eye']:
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194 |
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v=data_dict[k]
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195 |
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data_dict[k] = (v - self.norm_info[k+'_mean'])/self.norm_info[k+'_std']
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196 |
+
elif k in ['exp', 'kp']:
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197 |
+
v=data_dict[k]
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198 |
+
data_dict[k] = (v - self.norm_info[k+'_mean'].reshape(1,21,3))/self.norm_info[k+'_std'].reshape(1,21,3)
|
199 |
+
return data_dict
|
200 |
+
|
201 |
+
def _denorm(self, data_dict):
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202 |
+
for k in data_dict.keys():
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203 |
+
if k in ['yaw', 'pitch', 'roll', 't', 'scale', 'c_lip', 'c_eye']:
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204 |
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v=data_dict[k]
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205 |
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data_dict[k] = v * self.norm_info[k+'_std'] + self.norm_info[k+'_mean']
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206 |
+
elif k in ['exp', 'kp']:
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207 |
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v=data_dict[k]
|
208 |
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data_dict[k] = v * self.norm_info[k+'_std'] + self.norm_info[k+'_mean']
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209 |
+
return data_dict
|
210 |
+
|
211 |
+
|
212 |
+
def output_to_dict(self, data):
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213 |
+
output = {}
|
214 |
+
|
215 |
+
output['scale'] = data[:, 0]
|
216 |
+
output['yaw'] = data[:, 1, None]
|
217 |
+
output['pitch'] = data[:, 2, None]
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218 |
+
output['roll'] = data[:, 3, None]
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219 |
+
output['t'] = data[:, 4:7]
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220 |
+
output['exp'] = data[:, 7:]
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221 |
+
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222 |
+
return output
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223 |
+
|
224 |
+
def extract_mel_from_audio(self, audio_file_path):
|
225 |
+
syncnet_mel_step_size = 16
|
226 |
+
fps = 25
|
227 |
+
wav = audio.load_wav(audio_file_path, 16000)
|
228 |
+
wav_length, num_frames = parse_audio_length(len(wav), 16000, 25)
|
229 |
+
wav = crop_pad_audio(wav, wav_length)
|
230 |
+
orig_mel = audio.melspectrogram(wav).T
|
231 |
+
spec = orig_mel.copy()
|
232 |
+
indiv_mels = []
|
233 |
+
|
234 |
+
for i in tqdm(range(num_frames), 'mel:'):
|
235 |
+
start_frame_num = i - 2
|
236 |
+
start_idx = int(80. * (start_frame_num / float(fps)))
|
237 |
+
end_idx = start_idx + syncnet_mel_step_size
|
238 |
+
seq = list(range(start_idx, end_idx))
|
239 |
+
seq = [min(max(item, 0), orig_mel.shape[0] - 1) for item in seq]
|
240 |
+
m = spec[seq, :]
|
241 |
+
indiv_mels.append(m.T)
|
242 |
+
indiv_mels = np.asarray(indiv_mels) # T 80 16
|
243 |
+
return indiv_mels
|
244 |
+
|
245 |
+
def extract_wav2lip_from_audio(self, audio_file_path):
|
246 |
+
asd_mel = self.extract_mel_from_audio(audio_file_path)
|
247 |
+
asd_mel = torch.FloatTensor(asd_mel).cuda().unsqueeze(0).unsqueeze(2)
|
248 |
+
with torch.no_grad():
|
249 |
+
hidden = self.wav2lip_model(asd_mel)
|
250 |
+
return hidden[0].cpu().detach().numpy()
|
251 |
+
|
252 |
+
def headpose_pred_to_degree(self, pred):
|
253 |
+
device = pred.device
|
254 |
+
idx_tensor = [idx for idx in range(66)]
|
255 |
+
idx_tensor = torch.FloatTensor(idx_tensor).to(device)
|
256 |
+
pred = F.softmax(pred)
|
257 |
+
degree = torch.sum(pred * idx_tensor, 1) * 3 - 99
|
258 |
+
return degree
|
259 |
+
|
260 |
+
def calc_combined_eye_ratio(self, c_d_eyes_i, c_s_eyes):
|
261 |
+
c_s_eyes_tensor = torch.from_numpy(c_s_eyes).float().to(self.device)
|
262 |
+
c_d_eyes_i_tensor = c_d_eyes_i[0].reshape(1, 1).to(self.device)
|
263 |
+
# [c_s,eyes, c_d,eyes,i]
|
264 |
+
combined_eye_ratio_tensor = torch.cat([c_s_eyes_tensor, c_d_eyes_i_tensor], dim=1)
|
265 |
+
return combined_eye_ratio_tensor
|
266 |
+
|
267 |
+
def calc_combined_lip_ratio(self, c_d_lip_i, c_s_lip):
|
268 |
+
c_s_lip_tensor = torch.from_numpy(c_s_lip).float().to(self.device)
|
269 |
+
c_d_lip_i_tensor = c_d_lip_i[0].to(self.device).reshape(1, 1) # 1x1
|
270 |
+
# [c_s,lip, c_d,lip,i]
|
271 |
+
combined_lip_ratio_tensor = torch.cat([c_s_lip_tensor, c_d_lip_i_tensor], dim=1) # 1x2
|
272 |
+
return combined_lip_ratio_tensor
|
273 |
+
|
274 |
+
# 2024.06.26
|
275 |
+
@torch.no_grad()
|
276 |
+
def generate_with_audio_img(self, upload_audio_path, tts_audio_path, audio_type, image_path, smoothed_pitch, smoothed_yaw, smoothed_roll, smoothed_t, save_path='results'):
|
277 |
+
print(audio_type)
|
278 |
+
if audio_type == 'upload':
|
279 |
+
audio_path = upload_audio_path
|
280 |
+
elif audio_type == 'tts':
|
281 |
+
audio_path = tts_audio_path
|
282 |
+
save_path = os.path.join(save_path, "output.mp4")
|
283 |
+
image = [np.array(Image.open(image_path).convert('RGB'))]
|
284 |
+
if image[0].shape[0] != 256 or image[0].shape[1] != 256:
|
285 |
+
cropped_image, crop, quad = self.croper.crop(image, still=False, xsize=512)
|
286 |
+
input_image = cv2.resize(cropped_image[0], (256, 256))
|
287 |
+
else:
|
288 |
+
input_image = image[0]
|
289 |
+
|
290 |
+
I_s = torch.FloatTensor(input_image.transpose((2, 0, 1))).unsqueeze(0).cuda() / 255
|
291 |
+
pitch, yaw, roll, t, exp, scale, kp = self.live_portrait_pipeline.model_dict["motion_extractor"].predict(
|
292 |
+
I_s)
|
293 |
+
x_s_info = {
|
294 |
+
"pitch": pitch,
|
295 |
+
"yaw": yaw,
|
296 |
+
"roll": roll,
|
297 |
+
"t": t,
|
298 |
+
"exp": exp,
|
299 |
+
"scale": scale,
|
300 |
+
"kp": kp
|
301 |
+
}
|
302 |
+
x_c_s = kp.reshape(1, 21, -1)
|
303 |
+
R_s = get_rotation_matrix(x_s_info['pitch'], x_s_info['yaw'], x_s_info['roll'])
|
304 |
+
f_s = self.live_portrait_pipeline.model_dict["app_feat_extractor"].predict(I_s)
|
305 |
+
x_s = transform_keypoint(pitch, yaw, roll, t, exp, scale, kp)
|
306 |
+
|
307 |
+
flag_lip_zero = self.inf_cfg.infer_params.flag_normalize_lip
|
308 |
+
|
309 |
+
if flag_lip_zero:
|
310 |
+
# let lip-open scalar to be 0 at first
|
311 |
+
c_d_lip_before_animation = [0.]
|
312 |
+
|
313 |
+
lip_delta_before_animation = self.live_portrait_pipeline.model_dict['stitching_lip_retarget'].predict(
|
314 |
+
concat_feat(x_s, combined_lip_ratio_tensor_before_animation))
|
315 |
+
|
316 |
+
######## process driving info ########
|
317 |
+
kp_info = {}
|
318 |
+
for k in x_s_info.keys():
|
319 |
+
kp_info[k] = x_s_info[k]
|
320 |
+
# kp_info['c_lip'] = c_s_lip
|
321 |
+
# kp_info['c_eye'] = c_s_eye
|
322 |
+
|
323 |
+
kp_info = self._norm(kp_info)
|
324 |
+
|
325 |
+
ori_kp = torch.cat([torch.zeros([1, 7]).to('cuda'), torch.Tensor(kp_info['kp'].reshape(1,63)).to('cuda')], -1).cuda()
|
326 |
+
|
327 |
+
input_x = np.concatenate([kp_info[k] for k in ['scale', 'yaw', 'pitch', 'roll', 't']], 1)
|
328 |
+
input_x = np.concatenate((input_x, kp_info['exp'].reshape(1, 63)), axis=1)
|
329 |
+
input_x = np.expand_dims(input_x, -1)
|
330 |
+
input_x = np.expand_dims(input_x, 0)
|
331 |
+
input_x = np.concatenate([input_x, input_x, input_x], -1)
|
332 |
+
|
333 |
+
aud_feat = self.extract_wav2lip_from_audio(audio_path)
|
334 |
+
|
335 |
+
outputs = [input_x]
|
336 |
+
|
337 |
+
st = time.time()
|
338 |
+
print('#' * 25 + 'Start Inference' + '#' * 25)
|
339 |
+
sample_frame = 64 # 32 aud_feat.shape[0]
|
340 |
+
|
341 |
+
for i in range(0, aud_feat.shape[0] - 1, sample_frame):
|
342 |
+
input_mel = torch.Tensor(aud_feat[i: i + sample_frame]).unsqueeze(0).cuda()
|
343 |
+
kp0 = torch.Tensor(outputs[-1])[:, -1].cuda()
|
344 |
+
pred_kp = self.point_diffusion.forward_sample(70, ref_kps=kp0, ori_kps=ori_kp, aud_feat=input_mel,
|
345 |
+
scheduler='ddim', num_inference_steps=50)
|
346 |
+
outputs.append(pred_kp.cpu().numpy())
|
347 |
+
|
348 |
+
|
349 |
+
outputs = np.mean(np.concatenate(outputs, 1)[0], -1)[1:, ]
|
350 |
+
output_dict = self.output_to_dict(outputs)
|
351 |
+
output_dict = self._denorm(output_dict)
|
352 |
+
|
353 |
+
num_frame = output_dict['yaw'].shape[0]
|
354 |
+
x_d_info = {}
|
355 |
+
for key in output_dict:
|
356 |
+
x_d_info[key] = torch.tensor(output_dict[key]).cuda()
|
357 |
+
|
358 |
+
# smooth
|
359 |
+
def smooth(sequence, n_dim_state=1):
|
360 |
+
kf = KalmanFilter(initial_state_mean=sequence[0],
|
361 |
+
transition_covariance=0.05 * np.eye(n_dim_state), # 较小的过程噪声
|
362 |
+
observation_covariance=0.001 * np.eye(n_dim_state)) # 可以增大观测噪声,减少敏感性
|
363 |
+
state_means, _ = kf.smooth(sequence)
|
364 |
+
return state_means
|
365 |
+
|
366 |
+
# scale_data = x_d_info['scale'].cpu().numpy()
|
367 |
+
yaw_data = x_d_info['yaw'].cpu().numpy()
|
368 |
+
pitch_data = x_d_info['pitch'].cpu().numpy()
|
369 |
+
roll_data = x_d_info['roll'].cpu().numpy()
|
370 |
+
t_data = x_d_info['t'].cpu().numpy()
|
371 |
+
exp_data = x_d_info['exp'].cpu().numpy()
|
372 |
+
|
373 |
+
smoothed_pitch = smooth(pitch_data, n_dim_state=1) * smoothed_pitch
|
374 |
+
smoothed_yaw = smooth(yaw_data, n_dim_state=1) * smoothed_yaw
|
375 |
+
smoothed_roll = smooth(roll_data, n_dim_state=1) * smoothed_roll
|
376 |
+
# smoothed_scale = smooth(scale_data, n_dim_state=1)
|
377 |
+
smoothed_t = smooth(t_data, n_dim_state=3) * smoothed_t
|
378 |
+
smoothed_exp = smooth(exp_data, n_dim_state=63)
|
379 |
+
|
380 |
+
# x_d_info['scale'] = torch.Tensor(smoothed_scale).cuda()
|
381 |
+
x_d_info['pitch'] = torch.Tensor(smoothed_pitch).cuda()
|
382 |
+
x_d_info['yaw'] = torch.Tensor(smoothed_yaw).cuda()
|
383 |
+
x_d_info['roll'] = torch.Tensor(smoothed_roll).cuda()
|
384 |
+
x_d_info['t'] = torch.Tensor(smoothed_t).cuda()
|
385 |
+
x_d_info['exp'] = torch.Tensor(smoothed_exp).cuda()
|
386 |
+
|
387 |
+
|
388 |
+
|
389 |
+
template_dct = {'motion': [], 'c_d_eyes_lst': [], 'c_d_lip_lst': []}
|
390 |
+
for i in track(range(num_frame), description='Making motion templates...', total=num_frame):
|
391 |
+
# collect s_d, R_d, δ_d and t_d for inference
|
392 |
+
x_d_i_info = x_d_info
|
393 |
+
R_d_i = get_rotation_matrix(x_d_i_info['pitch'][i], x_d_i_info['yaw'][i], x_d_i_info['roll'][i])
|
394 |
+
|
395 |
+
item_dct = {
|
396 |
+
'scale': x_d_i_info['scale'][i].cpu().numpy().astype(np.float32),
|
397 |
+
'R_d': R_d_i.astype(np.float32),
|
398 |
+
'exp': x_d_i_info['exp'][i].reshape(1, 21, -1).cpu().numpy().astype(np.float32),
|
399 |
+
't': x_d_i_info['t'][i].cpu().numpy().astype(np.float32),
|
400 |
+
}
|
401 |
+
|
402 |
+
template_dct['motion'].append(item_dct)
|
403 |
+
# template_dct['c_d_eyes_lst'].append(x_d_i_info['c_eye'][i])
|
404 |
+
# template_dct['c_d_lip_lst'].append(x_d_i_info['c_lip'][i])
|
405 |
+
|
406 |
+
I_p_lst = []
|
407 |
+
R_d_0, x_d_0_info = None, None
|
408 |
+
|
409 |
+
for i in track(range(num_frame), description='Animating...', total=num_frame):
|
410 |
+
x_d_i_info = template_dct['motion'][i]
|
411 |
+
|
412 |
+
for key in x_d_i_info:
|
413 |
+
x_d_i_info[key] = torch.tensor(x_d_i_info[key]).cuda()
|
414 |
+
for key in x_s_info:
|
415 |
+
x_s_info[key] = torch.tensor(x_s_info[key]).cuda()
|
416 |
+
|
417 |
+
R_d_i = x_d_i_info['R_d']
|
418 |
+
|
419 |
+
if i == 0:
|
420 |
+
R_d_0 = R_d_i
|
421 |
+
x_d_0_info = x_d_i_info
|
422 |
+
|
423 |
+
|
424 |
+
if self.inf_cfg.infer_params.flag_relative_motion:
|
425 |
+
R_new = (R_d_i.cpu().numpy() @ R_d_0.permute(0, 2, 1).cpu().numpy()) @ R_s
|
426 |
+
delta_new = x_s_info['exp'].reshape(1, 21, -1) + (x_d_i_info['exp'] - x_d_0_info['exp'])
|
427 |
+
scale_new = x_s_info['scale'] * (x_d_i_info['scale'] / x_d_0_info['scale'])
|
428 |
+
t_new = x_s_info['t'] + (x_d_i_info['t'] - x_d_0_info['t'])
|
429 |
+
else:
|
430 |
+
R_new = R_d_i
|
431 |
+
delta_new = x_d_i_info['exp']
|
432 |
+
scale_new = x_s_info['scale']
|
433 |
+
t_new = x_d_i_info['t']
|
434 |
+
|
435 |
+
t_new[..., 2] = 0 # zero tz
|
436 |
+
x_c_s = torch.tensor(x_c_s, dtype=torch.float32).cuda()
|
437 |
+
R_new = torch.tensor(R_new, dtype=torch.float32).cuda()
|
438 |
+
delta_new = torch.tensor(delta_new, dtype=torch.float32).cuda()
|
439 |
+
t_new = torch.tensor(t_new, dtype=torch.float32).cuda()
|
440 |
+
scale_new = torch.tensor(scale_new, dtype=torch.float32).cuda()
|
441 |
+
x_d_i_new = scale_new * (x_c_s @ R_new + delta_new) + t_new
|
442 |
+
x_d_i_new = x_d_i_new.cpu().numpy()
|
443 |
+
|
444 |
+
# Algorithm 1:
|
445 |
+
if not self.inf_cfg.infer_params.flag_stitching and not self.inf_cfg.infer_params.flag_eye_retargeting and not self.inf_cfg.infer_params.flag_lip_retargeting:
|
446 |
+
# without stitching or retargeting
|
447 |
+
if flag_lip_zero:
|
448 |
+
x_d_i_new += lip_delta_before_animation.reshape(-1, x_s.shape[1], 3)
|
449 |
+
else:
|
450 |
+
pass
|
451 |
+
elif self.inf_cfg.infer_params.flag_stitching and not self.inf_cfg.infer_params.flag_eye_retargeting and not self.inf_cfg.infer_params.flag_lip_retargeting:
|
452 |
+
# with stitching and without retargeting
|
453 |
+
if flag_lip_zero:
|
454 |
+
x_d_i_new = self.live_portrait_pipeline.stitching(x_s, x_d_i_new) + lip_delta_before_animation.reshape(
|
455 |
+
-1, x_s.shape[1], 3)
|
456 |
+
else:
|
457 |
+
x_d_i_new = self.live_portrait_pipeline.stitching(x_s, x_d_i_new)
|
458 |
+
else:
|
459 |
+
eyes_delta, lip_delta = None, None
|
460 |
+
if self.inf_cfg.infer_params.flag_eye_retargeting:
|
461 |
+
c_d_eyes_i = template_dct['c_d_eyes_lst'][i]
|
462 |
+
combined_eye_ratio_tensor = self.calc_combined_eye_ratio(c_d_eyes_i, c_s_eye)
|
463 |
+
# ∆_eyes,i = R_eyes(x_s; c_s,eyes, c_d,eyes,i)
|
464 |
+
eyes_delta = self.live_portrait_pipeline.retarget_eye(x_s, combined_eye_ratio_tensor)
|
465 |
+
if self.inf_cfg.infer_params.flag_lip_retargeting:
|
466 |
+
c_d_lip_i = template_dct['c_d_lip_lst'][i]
|
467 |
+
combined_lip_ratio_tensor = self.calc_combined_lip_ratio(c_d_lip_i, c_s_lip)
|
468 |
+
# ∆_lip,i = R_lip(x_s; c_s,lip, c_d,lip,i)
|
469 |
+
lip_delta = self.live_portrait_pipeline.retarget_lip(x_s, combined_lip_ratio_tensor)
|
470 |
+
|
471 |
+
if self.inf_cfg.infer_params.flag_relative_motion: # use x_s
|
472 |
+
x_d_i_new = x_s + \
|
473 |
+
(eyes_delta.reshape(-1, x_s.shape[1], 3) if eyes_delta is not None else 0) + \
|
474 |
+
(lip_delta.reshape(-1, x_s.shape[1], 3) if lip_delta is not None else 0)
|
475 |
+
else: # use x_d,i
|
476 |
+
x_d_i_new = x_d_i_new + \
|
477 |
+
(eyes_delta.reshape(-1, x_s.shape[1], 3) if eyes_delta is not None else 0) + \
|
478 |
+
(lip_delta.reshape(-1, x_s.shape[1], 3) if lip_delta is not None else 0)
|
479 |
+
|
480 |
+
if self.inf_cfg.infer_params.flag_stitching:
|
481 |
+
x_d_i_new = self.live_portrait_pipeline.stitching(x_s, x_d_i_new)
|
482 |
+
|
483 |
+
out = self.live_portrait_pipeline.model_dict["warping_spade"].predict(f_s, x_s, x_d_i_new).cpu().numpy().astype(np.uint8)
|
484 |
+
I_p_lst.append(out)
|
485 |
+
|
486 |
+
video_name = os.path.basename(save_path)
|
487 |
+
video_save_dir = os.path.dirname(save_path)
|
488 |
+
path = os.path.join(video_save_dir, video_name)
|
489 |
+
|
490 |
+
imageio.mimsave(path, I_p_lst, fps=float(25))
|
491 |
+
|
492 |
+
audio_name = audio_path.split('/')[-1]
|
493 |
+
new_audio_path = os.path.join(video_save_dir, audio_name)
|
494 |
+
start_time = 0
|
495 |
+
# cog will not keep the .mp3 filename
|
496 |
+
sound = AudioSegment.from_file(audio_path)
|
497 |
+
end_time = start_time + num_frame * 1 / 25 * 1000
|
498 |
+
word1 = sound.set_frame_rate(16000)
|
499 |
+
word = word1[start_time:end_time]
|
500 |
+
word.export(new_audio_path, format="wav")
|
501 |
+
|
502 |
+
save_video_with_watermark(path, new_audio_path, save_path, watermark=False)
|
503 |
+
print(f'The generated video is named {video_save_dir}/{video_name}')
|
504 |
+
|
505 |
+
print('#' * 25 + f'End Inference, cost time {time.time() - st}' + '#' * 25)
|
506 |
+
return save_path
|
507 |
+
|
508 |
+
|
509 |
+
|
510 |
+
|
511 |
+
|
512 |
+
import argparse
|
513 |
+
if __name__ == "__main__":
|
514 |
+
Infer = Inferencer()
|
515 |
+
Infer.generate_with_audio_img(None, 'difpoint/assets/test/test.wav', 'difpoint/assets/test/test2.jpg', 0.8, 0.8, 0.8, 0.8)
|
516 |
+
|