Update third_party/insightface_backbone_conv.py

third_party/insightface_backbone_conv.py

@@ -1,237 +1,237 @@
-import os
-import torch
-from torch import nn
-
-__all__ = ['iresnet18', 'iresnet34', 'iresnet50', 'iresnet100', 'iresnet200', 'getarcface']
-
-
-def conv3x3(in_planes, out_planes, stride=1, groups=1, dilation=1):
-    """3x3 convolution with padding"""
-    return nn.Conv2d(in_planes,
-                     out_planes,
-                     kernel_size=3,
-                     stride=stride,
-                     padding=dilation,
-                     groups=groups,
-                     bias=False,
-                     dilation=dilation)
-
-
-def conv1x1(in_planes, out_planes, stride=1):
-    """1x1 convolution"""
-    return nn.Conv2d(in_planes,
-                     out_planes,
-                     kernel_size=1,
-                     stride=stride,
-                     bias=False)
-
-
-class IBasicBlock(nn.Module):
-    expansion = 1
-    def __init__(self, inplanes, planes, stride=1, downsample=None,
-                 groups=1, base_width=64, dilation=1):
-        super(IBasicBlock, self).__init__()
-        if groups != 1 or base_width != 64:
-            raise ValueError('BasicBlock only supports groups=1 and base_width=64')
-        if dilation > 1:
-            raise NotImplementedError("Dilation > 1 not supported in BasicBlock")
-        self.bn1 = nn.BatchNorm2d(inplanes, eps=1e-05,)
-        self.conv1 = conv3x3(inplanes, planes)
-        self.bn2 = nn.BatchNorm2d(planes, eps=1e-05,)
-        self.prelu = nn.PReLU(planes)
-        self.conv2 = conv3x3(planes, planes, stride)
-        self.bn3 = nn.BatchNorm2d(planes, eps=1e-05,)
-        self.downsample = downsample
-        self.stride = stride
-
-    def forward(self, x):
-        identity = x
-        out = self.bn1(x)
-        out = self.conv1(out)
-        out = self.bn2(out)
-        out = self.prelu(out)
-        out = self.conv2(out)
-        out = self.bn3(out)
-        if self.downsample is not None:
-            identity = self.downsample(x)
-        out += identity
-        return out
-
-
-class IResNet(nn.Module):
-    fc_scale = 7 * 7
-    def __init__(self,
-                 block, layers, dropout=0, num_features=512, zero_init_residual=False,
-                 groups=1, width_per_group=64, replace_stride_with_dilation=None, fp16=False):
-        super(IResNet, self).__init__()
-        self.fp16 = fp16
-        self.inplanes = 64
-        self.dilation = 1
-        if replace_stride_with_dilation is None:
-            replace_stride_with_dilation = [False, False, False]
-        if len(replace_stride_with_dilation) != 3:
-            raise ValueError("replace_stride_with_dilation should be None "
-                             "or a 3-element tuple, got {}".format(replace_stride_with_dilation))
-        self.groups = groups
-        self.base_width = width_per_group
-        self.conv1 = nn.Conv2d(3, self.inplanes, kernel_size=3, stride=1, padding=1, bias=False)
-        self.bn1 = nn.BatchNorm2d(self.inplanes, eps=1e-05)
-        self.prelu = nn.PReLU(self.inplanes)
-        self.layer1 = self._make_layer(block, 64, layers[0], stride=2)
-        self.layer2 = self._make_layer(block,
-                                       128,
-                                       layers[1],
-                                       stride=2,
-                                       dilate=replace_stride_with_dilation[0])
-        self.layer3 = self._make_layer(block,
-                                       256,
-                                       layers[2],
-                                       stride=2,
-                                       dilate=replace_stride_with_dilation[1])
-        self.layer4 = self._make_layer(block,
-                                       512,
-                                       layers[3],
-                                       stride=2,
-                                       dilate=replace_stride_with_dilation[2])
-        self.bn2 = nn.BatchNorm2d(512 * block.expansion, eps=1e-05,)
-        self.dropout = nn.Dropout(p=dropout, inplace=True)
-        self.fc = nn.Linear(512 * block.expansion * self.fc_scale, num_features)
-        self.features = nn.BatchNorm1d(num_features, eps=1e-05)
-        nn.init.constant_(self.features.weight, 1.0)
-        self.features.weight.requires_grad = False
-
-        for m in self.modules():
-            if isinstance(m, nn.Conv2d):
-                nn.init.normal_(m.weight, 0, 0.1)
-            elif isinstance(m, (nn.BatchNorm2d, nn.GroupNorm)):
-                nn.init.constant_(m.weight, 1)
-                nn.init.constant_(m.bias, 0)
-
-        if zero_init_residual:
-            for m in self.modules():
-                if isinstance(m, IBasicBlock):
-                    nn.init.constant_(m.bn2.weight, 0)
-
-    def _make_layer(self, block, planes, blocks, stride=1, dilate=False):
-        downsample = None
-        previous_dilation = self.dilation
-        if dilate:
-            self.dilation *= stride
-            stride = 1
-        if stride != 1 or self.inplanes != planes * block.expansion:
-            downsample = nn.Sequential(
-                conv1x1(self.inplanes, planes * block.expansion, stride),
-                nn.BatchNorm2d(planes * block.expansion, eps=1e-05, ),
-            )
-        layers = []
-        layers.append(
-            block(self.inplanes, planes, stride, downsample, self.groups,
-                  self.base_width, previous_dilation))
-        self.inplanes = planes * block.expansion
-        for _ in range(1, blocks):
-            layers.append(
-                block(self.inplanes,
-                      planes,
-                      groups=self.groups,
-                      base_width=self.base_width,
-                      dilation=self.dilation))
-
-        return nn.Sequential(*layers)
-
-    def forward(self, x, return_id512=False):
-        
-        bz = x.shape[0]
-        # with torch.cuda.amp.autocast(self.fp16):
-        x = self.conv1(x)
-        x = self.bn1(x)
-        x = self.prelu(x)
-        x = self.layer1(x)
-        x = self.layer2(x)
-        x = self.layer3(x)
-        x = self.layer4(x)
-        if not return_id512:
-            return x.view(bz,512,-1).permute(0,2,1).contiguous()
-        else:
-            x = self.bn2(x)
-            x = torch.flatten(x, 1)
-                # x = self.dropout(x)
-            # x = self.fc(x.float() if self.fp16 else x)
-            x = self.fc(x)
-            x = self.features(x)
-            return x
-        
-
-
-def _iresnet(arch, block, layers, pretrained, progress, **kwargs):
-    model = IResNet(block, layers, **kwargs)
-    if pretrained:
-        raise ValueError()
-    return model
-
-
-def iresnet18(pretrained=False, progress=True, **kwargs):
-    return _iresnet('iresnet18', IBasicBlock, [2, 2, 2, 2], pretrained,
-                    progress, **kwargs)
-
-
-def iresnet34(pretrained=False, progress=True, **kwargs):
-    return _iresnet('iresnet34', IBasicBlock, [3, 4, 6, 3], pretrained,
-                    progress, **kwargs)
-
-
-def iresnet50(pretrained=False, progress=True, **kwargs):
-    return _iresnet('iresnet50', IBasicBlock, [3, 4, 14, 3], pretrained,
-                    progress, **kwargs)
-
-
-def iresnet100(pretrained=False, progress=True, **kwargs):
-    return _iresnet('iresnet100', IBasicBlock, [3, 13, 30, 3], pretrained,
-                    progress, **kwargs)
-
-
-def iresnet200(pretrained=False, progress=True, **kwargs):
-    return _iresnet('iresnet200', IBasicBlock, [6, 26, 60, 6], pretrained,
-                    progress, **kwargs)
-
-
-def getarcface(pretrained=None):
-    model = iresnet100().eval()
-    for param in model.parameters():
-        param.requires_grad=False
-
-    if pretrained is not None and os.path.exists(pretrained):
-        info = model.load_state_dict(torch.load(pretrained))
-        print(info)
-    return model
-
-
-if __name__=='__main__':
-    ckpt = 'pretrained/insightface_glint360k.pth'
-    arcface = iresnet100().eval()
-    info = arcface.load_state_dict(torch.load(ckpt))
-    print(info)
-    
-    id = arcface(torch.randn(1,3,128,128))
-    print(id.shape)
-    
-    # import cv2
-    # import numpy as np
-    # im1_crop256 = cv2.imread('happy.jpg')
-    # im2_crop256 = cv2.imread('angry.jpg')
-    
-    # im1_crop112 = cv2.resize(im1_crop256, (128,128))[0:112,8:120,:]
-    # im2_crop112 = cv2.resize(im2_crop256, (128,128))[0:112,8:120,:]
-    
-    # cv2.imwrite('1_112.jpg', im1_crop112)
-    # cv2.imwrite('2_112.jpg', im2_crop112)
-    
-    # # [-1,1] rgb
-    # im1_crop112_tensor = torch.from_numpy(im1_crop112[:,:,[2,1,0]].transpose(2, 0, 1).astype(np.float32)).unsqueeze(0)/127.5-1
-    # im2_crop112_tensor = torch.from_numpy(im2_crop112[:,:,[2,1,0]].transpose(2, 0, 1).astype(np.float32)).unsqueeze(0)/127.5-1
-    
-    # im1_id = arcface(im1_crop112_tensor)
-    # im2_id = arcface(im2_crop112_tensor)
-    
-    # loss_cos = torch.mean(1-torch.cosine_similarity(im1_id, im2_id, dim=1))
-    
+import os
+import torch
+from torch import nn
+
+__all__ = ['iresnet18', 'iresnet34', 'iresnet50', 'iresnet100', 'iresnet200', 'getarcface']
+
+
+def conv3x3(in_planes, out_planes, stride=1, groups=1, dilation=1):
+    """3x3 convolution with padding"""
+    return nn.Conv2d(in_planes,
+                     out_planes,
+                     kernel_size=3,
+                     stride=stride,
+                     padding=dilation,
+                     groups=groups,
+                     bias=False,
+                     dilation=dilation)
+
+
+def conv1x1(in_planes, out_planes, stride=1):
+    """1x1 convolution"""
+    return nn.Conv2d(in_planes,
+                     out_planes,
+                     kernel_size=1,
+                     stride=stride,
+                     bias=False)
+
+
+class IBasicBlock(nn.Module):
+    expansion = 1
+    def __init__(self, inplanes, planes, stride=1, downsample=None,
+                 groups=1, base_width=64, dilation=1):
+        super(IBasicBlock, self).__init__()
+        if groups != 1 or base_width != 64:
+            raise ValueError('BasicBlock only supports groups=1 and base_width=64')
+        if dilation > 1:
+            raise NotImplementedError("Dilation > 1 not supported in BasicBlock")
+        self.bn1 = nn.BatchNorm2d(inplanes, eps=1e-05,)
+        self.conv1 = conv3x3(inplanes, planes)
+        self.bn2 = nn.BatchNorm2d(planes, eps=1e-05,)
+        self.prelu = nn.PReLU(planes)
+        self.conv2 = conv3x3(planes, planes, stride)
+        self.bn3 = nn.BatchNorm2d(planes, eps=1e-05,)
+        self.downsample = downsample
+        self.stride = stride
+
+    def forward(self, x):
+        identity = x
+        out = self.bn1(x)
+        out = self.conv1(out)
+        out = self.bn2(out)
+        out = self.prelu(out)
+        out = self.conv2(out)
+        out = self.bn3(out)
+        if self.downsample is not None:
+            identity = self.downsample(x)
+        out += identity
+        return out
+
+
+class IResNet(nn.Module):
+    fc_scale = 7 * 7
+    def __init__(self,
+                 block, layers, dropout=0, num_features=512, zero_init_residual=False,
+                 groups=1, width_per_group=64, replace_stride_with_dilation=None, fp16=False):
+        super(IResNet, self).__init__()
+        self.fp16 = fp16
+        self.inplanes = 64
+        self.dilation = 1
+        if replace_stride_with_dilation is None:
+            replace_stride_with_dilation = [False, False, False]
+        if len(replace_stride_with_dilation) != 3:
+            raise ValueError("replace_stride_with_dilation should be None "
+                             "or a 3-element tuple, got {}".format(replace_stride_with_dilation))
+        self.groups = groups
+        self.base_width = width_per_group
+        self.conv1 = nn.Conv2d(3, self.inplanes, kernel_size=3, stride=1, padding=1, bias=False)
+        self.bn1 = nn.BatchNorm2d(self.inplanes, eps=1e-05)
+        self.prelu = nn.PReLU(self.inplanes)
+        self.layer1 = self._make_layer(block, 64, layers[0], stride=2)
+        self.layer2 = self._make_layer(block,
+                                       128,
+                                       layers[1],
+                                       stride=2,
+                                       dilate=replace_stride_with_dilation[0])
+        self.layer3 = self._make_layer(block,
+                                       256,
+                                       layers[2],
+                                       stride=2,
+                                       dilate=replace_stride_with_dilation[1])
+        self.layer4 = self._make_layer(block,
+                                       512,
+                                       layers[3],
+                                       stride=2,
+                                       dilate=replace_stride_with_dilation[2])
+        self.bn2 = nn.BatchNorm2d(512 * block.expansion, eps=1e-05,)
+        self.dropout = nn.Dropout(p=dropout, inplace=True)
+        self.fc = nn.Linear(512 * block.expansion * self.fc_scale, num_features)
+        self.features = nn.BatchNorm1d(num_features, eps=1e-05)
+        nn.init.constant_(self.features.weight, 1.0)
+        self.features.weight.requires_grad = False
+
+        for m in self.modules():
+            if isinstance(m, nn.Conv2d):
+                nn.init.normal_(m.weight, 0, 0.1)
+            elif isinstance(m, (nn.BatchNorm2d, nn.GroupNorm)):
+                nn.init.constant_(m.weight, 1)
+                nn.init.constant_(m.bias, 0)
+
+        if zero_init_residual:
+            for m in self.modules():
+                if isinstance(m, IBasicBlock):
+                    nn.init.constant_(m.bn2.weight, 0)
+
+    def _make_layer(self, block, planes, blocks, stride=1, dilate=False):
+        downsample = None
+        previous_dilation = self.dilation
+        if dilate:
+            self.dilation *= stride
+            stride = 1
+        if stride != 1 or self.inplanes != planes * block.expansion:
+            downsample = nn.Sequential(
+                conv1x1(self.inplanes, planes * block.expansion, stride),
+                nn.BatchNorm2d(planes * block.expansion, eps=1e-05, ),
+            )
+        layers = []
+        layers.append(
+            block(self.inplanes, planes, stride, downsample, self.groups,
+                  self.base_width, previous_dilation))
+        self.inplanes = planes * block.expansion
+        for _ in range(1, blocks):
+            layers.append(
+                block(self.inplanes,
+                      planes,
+                      groups=self.groups,
+                      base_width=self.base_width,
+                      dilation=self.dilation))
+
+        return nn.Sequential(*layers)
+
+    def forward(self, x, return_id512=False):
+        
+        bz = x.shape[0]
+        # with torch.cuda.amp.autocast(self.fp16):
+        x = self.conv1(x)
+        x = self.bn1(x)
+        x = self.prelu(x)
+        x = self.layer1(x)
+        x = self.layer2(x)
+        x = self.layer3(x)
+        x = self.layer4(x)
+        if not return_id512:
+            return x.view(bz,512,-1).permute(0,2,1).contiguous()
+        else:
+            x = self.bn2(x)
+            x = torch.flatten(x, 1)
+                # x = self.dropout(x)
+            # x = self.fc(x.float() if self.fp16 else x)
+            x = self.fc(x)
+            x = self.features(x)
+            return x
+        
+
+
+def _iresnet(arch, block, layers, pretrained, progress, **kwargs):
+    model = IResNet(block, layers, **kwargs)
+    if pretrained:
+        raise ValueError()
+    return model
+
+
+def iresnet18(pretrained=False, progress=True, **kwargs):
+    return _iresnet('iresnet18', IBasicBlock, [2, 2, 2, 2], pretrained,
+                    progress, **kwargs)
+
+
+def iresnet34(pretrained=False, progress=True, **kwargs):
+    return _iresnet('iresnet34', IBasicBlock, [3, 4, 6, 3], pretrained,
+                    progress, **kwargs)
+
+
+def iresnet50(pretrained=False, progress=True, **kwargs):
+    return _iresnet('iresnet50', IBasicBlock, [3, 4, 14, 3], pretrained,
+                    progress, **kwargs)
+
+
+def iresnet100(pretrained=False, progress=True, **kwargs):
+    return _iresnet('iresnet100', IBasicBlock, [3, 13, 30, 3], pretrained,
+                    progress, **kwargs)
+
+
+def iresnet200(pretrained=False, progress=True, **kwargs):
+    return _iresnet('iresnet200', IBasicBlock, [6, 26, 60, 6], pretrained,
+                    progress, **kwargs)
+
+
+def getarcface(pretrained=None):
+    model = iresnet100().eval()
+    for param in model.parameters():
+        param.requires_grad=False
+
+    if pretrained is not None and os.path.exists(pretrained):
+        info = model.load_state_dict(torch.load(pretrained, map_location=lambda storage, loc: storage))
+        print(info)
+    return model
+
+
+if __name__=='__main__':
+    ckpt = 'pretrained/insightface_glint360k.pth'
+    arcface = iresnet100().eval()
+    info = arcface.load_state_dict(torch.load(ckpt))
+    print(info)
+    
+    id = arcface(torch.randn(1,3,128,128))
+    print(id.shape)
+    
+    # import cv2
+    # import numpy as np
+    # im1_crop256 = cv2.imread('happy.jpg')
+    # im2_crop256 = cv2.imread('angry.jpg')
+    
+    # im1_crop112 = cv2.resize(im1_crop256, (128,128))[0:112,8:120,:]
+    # im2_crop112 = cv2.resize(im2_crop256, (128,128))[0:112,8:120,:]
+    
+    # cv2.imwrite('1_112.jpg', im1_crop112)
+    # cv2.imwrite('2_112.jpg', im2_crop112)
+    
+    # # [-1,1] rgb
+    # im1_crop112_tensor = torch.from_numpy(im1_crop112[:,:,[2,1,0]].transpose(2, 0, 1).astype(np.float32)).unsqueeze(0)/127.5-1
+    # im2_crop112_tensor = torch.from_numpy(im2_crop112[:,:,[2,1,0]].transpose(2, 0, 1).astype(np.float32)).unsqueeze(0)/127.5-1
+    
+    # im1_id = arcface(im1_crop112_tensor)
+    # im2_id = arcface(im2_crop112_tensor)
+    
+    # loss_cos = torch.mean(1-torch.cosine_similarity(im1_id, im2_id, dim=1))
+    
     # print(loss_cos)