colomi
0eb61f3e60
包含： - hair_service_sd: 换发型/换发色算法服务 (端口 8801) - photo_service: LoRA 训练调度服务 (端口 32678) - stable-diffusion-webui: SD WebUI 推理服务 (端口 57860) - kohya_ss_home: 训练环境代码 - meidaojia: 监控测试脚本 - setup.sh: 一键部署脚本 (conda环境恢复 + 配置生成 + 完整性检查) - start_all_services.sh: 启动3个服务 - configure.ini.template: 路径模板化 (BASE_DIR自动推导) - conda_envs/py310.yml: py310 环境定义 大文件 (weights/, models/, data/, conda_envs/*.tar.gz 等) 通过 .gitignore 排除， 由网盘单独上传。
312 lines
10 KiB
Python
312 lines
10 KiB
Python
import torch.nn as nn
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import torch.utils.model_zoo as model_zoo
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import torch
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import os
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import numpy as np
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import cv2
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from utils import landmark_processor, utils_3ddfa, params_3ddfa
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__all__ = ['ResNet', 'resnet18', 'resnet34', 'resnet50', 'resnet101',
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'resnet152']
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model_urls = {
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'resnet18': 'https://download.pytorch.org/models/resnet18-5c106cde.pth',
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'resnet34': 'https://download.pytorch.org/models/resnet34-333f7ec4.pth',
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'resnet50': 'https://download.pytorch.org/models/resnet50-19c8e357.pth',
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'resnet101': 'https://download.pytorch.org/models/resnet101-5d3b4d8f.pth',
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'resnet152': 'https://download.pytorch.org/models/resnet152-b121ed2d.pth',
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}
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def conv3x3(in_planes, out_planes, stride=1):
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"""3x3 convolution with padding"""
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return nn.Conv2d(in_planes, out_planes, kernel_size=3, stride=stride,
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padding=1, bias=False)
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def conv1x1(in_planes, out_planes, stride=1):
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"""1x1 convolution"""
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return nn.Conv2d(in_planes, out_planes, kernel_size=1, stride=stride, bias=False)
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class BasicBlock(nn.Module):
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expansion = 1
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def __init__(self, inplanes, planes, stride=1, downsample=None):
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super(BasicBlock, self).__init__()
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self.conv1 = conv3x3(inplanes, planes, stride)
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self.bn1 = nn.BatchNorm2d(planes)
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self.relu = nn.ReLU(inplace=True)
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self.conv2 = conv3x3(planes, planes)
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self.bn2 = nn.BatchNorm2d(planes)
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self.downsample = downsample
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self.stride = stride
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def forward(self, x):
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identity = x
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out = self.conv1(x)
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out = self.bn1(out)
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out = self.relu(out)
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out = self.conv2(out)
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out = self.bn2(out)
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if self.downsample is not None:
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identity = self.downsample(x)
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out += identity
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out = self.relu(out)
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return out
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class Bottleneck(nn.Module):
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expansion = 4
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def __init__(self, inplanes, planes, stride=1, downsample=None):
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super(Bottleneck, self).__init__()
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self.conv1 = conv1x1(inplanes, planes)
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self.bn1 = nn.BatchNorm2d(planes)
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self.conv2 = conv3x3(planes, planes, stride)
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self.bn2 = nn.BatchNorm2d(planes)
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self.conv3 = conv1x1(planes, planes * self.expansion)
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self.bn3 = nn.BatchNorm2d(planes * self.expansion)
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self.relu = nn.ReLU(inplace=True)
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self.downsample = downsample
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self.stride = stride
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def forward(self, x):
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identity = x
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out = self.conv1(x)
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out = self.bn1(out)
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out = self.relu(out)
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out = self.conv2(out)
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out = self.bn2(out)
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out = self.relu(out)
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out = self.conv3(out)
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out = self.bn3(out)
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if self.downsample is not None:
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identity = self.downsample(x)
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out += identity
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out = self.relu(out)
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return out
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class ResNet(nn.Module):
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def __init__(self, block, layers, num_classes=1000, no_branch=False, no_activate=False, zero_init_residual=False):
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super(ResNet, self).__init__()
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self.inplanes = 64
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self.conv1 = nn.Conv2d(3, 64, kernel_size=7, stride=2, padding=3, bias=False)
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self.bn1 = nn.BatchNorm2d(64)
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self.relu = nn.ReLU(inplace=True)
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self.maxpool = nn.MaxPool2d(kernel_size=3, stride=2, padding=1)
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self.layer1 = self._make_layer(block, 64, layers[0])
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self.layer2 = self._make_layer(block, 128, layers[1], stride=2)
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self.layer3 = self._make_layer(block, 256, layers[2], stride=2)
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self.layer4 = self._make_layer(block, 512, layers[3], stride=2)
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self.avgpool = nn.AdaptiveAvgPool2d((1, 1))
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if no_activate:
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if no_branch:
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self.fc = nn.Sequential(*[nn.Linear(512 * block.expansion, num_classes)])
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else:
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self.fc_key = nn.Sequential(*[nn.Linear(256 * block.expansion, 45 * 2)])
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self.fc_ctrl = nn.Sequential(*[nn.Linear(256 * block.expansion, 48 * 2)])
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else:
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if no_branch:
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self.fc = nn.Sequential(*[nn.Linear(512 * block.expansion, num_classes), nn.Tanh()])
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else:
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self.fc_key = nn.Sequential(*[nn.Linear(256 * block.expansion, 45 * 2), nn.Tanh()])
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self.fc_ctrl = nn.Sequential(*[nn.Linear(256 * block.expansion, 48 * 2), nn.Tanh()])
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self.no_branch = no_branch
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for m in self.modules():
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if isinstance(m, nn.Conv2d):
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nn.init.kaiming_normal_(m.weight, mode='fan_out', nonlinearity='relu')
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elif isinstance(m, nn.BatchNorm2d):
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nn.init.constant_(m.weight, 1)
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nn.init.constant_(m.bias, 0)
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# Zero-initialize the last BN in each residual branch,
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# so that the residual branch starts with zeros, and each residual block behaves like an identity.
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# This improves the model by 0.2~0.3% according to https://arxiv.org/abs/1706.02677
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if zero_init_residual:
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for m in self.modules():
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if isinstance(m, Bottleneck):
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nn.init.constant_(m.bn3.weight, 0)
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elif isinstance(m, BasicBlock):
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nn.init.constant_(m.bn2.weight, 0)
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def _make_layer(self, block, planes, blocks, stride=1):
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downsample = None
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if stride != 1 or self.inplanes != planes * block.expansion:
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downsample = nn.Sequential(
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conv1x1(self.inplanes, planes * block.expansion, stride),
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nn.BatchNorm2d(planes * block.expansion),
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)
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layers = []
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layers.append(block(self.inplanes, planes, stride, downsample))
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self.inplanes = planes * block.expansion
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for _ in range(1, blocks):
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layers.append(block(self.inplanes, planes))
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return nn.Sequential(*layers)
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def forward(self, x):
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x = self.conv1(x)
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x = self.bn1(x)
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x = self.relu(x)
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x = self.maxpool(x)
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x = self.layer1(x)
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x = self.layer2(x)
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x = self.layer3(x)
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x = self.layer4(x)
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if self.no_branch:
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key = self.avgpool(x)
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key = key.view(-1, 512)
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key = self.fc(key)
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return key
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else:
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key, ctrl = torch.chunk(x, 2, dim=1)
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key = self.avgpool(key)
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key = key.view(key.size(0), -1)
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key = self.fc_key(key)
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ctrl = self.avgpool(ctrl)
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ctrl = ctrl.view(ctrl.size(0), -1)
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ctrl = self.fc_ctrl(ctrl)
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return key, ctrl
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def resnet18(pretrained=False, **kwargs):
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"""Constructs a ResNet-18 model.
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Args:
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pretrained (bool): If True, returns a model pre-trained on ImageNet
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"""
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model = ResNet(BasicBlock, [2, 2, 2, 2], **kwargs)
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if pretrained:
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model.load_state_dict(model_zoo.load_url(model_urls['resnet18']), strict=False)
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return model
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def resnet34(pretrained=False, **kwargs):
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"""Constructs a ResNet-34 model.
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Args:
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pretrained (bool): If True, returns a model pre-trained on ImageNet
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"""
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model = ResNet(BasicBlock, [3, 4, 6, 3], **kwargs)
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if pretrained:
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model.load_state_dict(model_zoo.load_url(model_urls['resnet34']))
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return model
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def resnet50(pretrained=False, **kwargs):
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"""Constructs a ResNet-50 model.
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Args:
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pretrained (bool): If True, returns a model pre-trained on ImageNet
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"""
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model = ResNet(Bottleneck, [3, 4, 6, 3], **kwargs)
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if pretrained:
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model.load_state_dict(model_zoo.load_url(model_urls['resnet50']))
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return model
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def resnet101(pretrained=False, **kwargs):
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"""Constructs a ResNet-101 model.
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Args:
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pretrained (bool): If True, returns a model pre-trained on ImageNet
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"""
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model = ResNet(Bottleneck, [3, 4, 23, 3], **kwargs)
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if pretrained:
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model.load_state_dict(model_zoo.load_url(model_urls['resnet101']))
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return model
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def resnet152(pretrained=False, **kwargs):
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"""Constructs a ResNet-152 model.
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Args:
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pretrained (bool): If True, returns a model pre-trained on ImageNet
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"""
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model = ResNet(Bottleneck, [3, 8, 36, 3], **kwargs)
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if pretrained:
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model.load_state_dict(model_zoo.load_url(model_urls['resnet152']))
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return model
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class Model_3DDFA(nn.Module):
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def __init__(self, gpu_id=None):
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super(Model_3DDFA, self).__init__()
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self.face_alignment_net = resnet18(pretrained=False, num_classes=76, no_branch=True, no_activate=True)
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model_path, _ = os.path.split(os.path.realpath(__file__))
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weights = torch.load(os.path.join(model_path, 'face_3ddfa.pth'), map_location=lambda storage, loc: storage)
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self.load_state_dict(weights)
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self.eval()
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self.device = torch.device('cuda:{}'.format(gpu_id) if gpu_id is not None else 'cpu')
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self.to(self.device)
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def forward(self, imgs):
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pred_pose_shape_exp = self.face_alignment_net(imgs)
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return pred_pose_shape_exp
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def forward_np(self, imgs):
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pred_pose_shape_exp = self.face_alignment_net(imgs)
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return pred_pose_shape_exp.detach().cpu().numpy()
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def detect(self, images, landmarks):
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dst_size = 256
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with torch.no_grad():
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input_numpy = np.zeros((len(images), 3, dst_size, dst_size), dtype=np.float32)
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assert len(images) == len(landmarks)
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all_mat = []
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all_res = []
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all_height = []
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for ix, img in enumerate(images):
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landmark = landmarks[ix]
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mat = landmark_processor.get_transform_mat_full_face(landmark, dst_size)
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all_mat.append(mat)
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all_height.append(img.shape[0])
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tmp = cv2.warpAffine(img, mat, (dst_size, dst_size))
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input_numpy[ix, :, :, :] = tmp.transpose((2, 0, 1)).astype(np.float32) / 255
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# cv2.imshow('3ddfa_', tmp)
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# cv2.waitKey()
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in_tensor = torch.from_numpy(input_numpy)
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in_tensor = in_tensor.to(self.device)
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params = self.face_alignment_net(in_tensor)
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params = params.cpu().numpy()
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for ix, param in enumerate(params):
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param[0] = param[0] / params_3ddfa.SCALE_F
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param[1:4] = param[1:4] / params_3ddfa.SCALE_ROTATE
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param[4:6] = param[4:6] / params_3ddfa.SCALE_OFFSET
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param[6:56] = (param[6:56] / params_3ddfa.SCALE_SHAPE)
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param[56:] = (param[56:] / params_3ddfa.SCALE_EXP)
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new_param = utils_3ddfa.transform_params(param, cv2.invertAffineTransform(all_mat[ix]), all_height[ix], dst_size)
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all_res.append(new_param)
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return all_res
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