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Support skip connections in vgg arch discriminator.

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This commit is contained in:
James Betker 2020-05-06 17:24:34 -06:00
parent 5c1832e124
commit eee9d6d9ca
1 changed files with 5 additions and 2 deletions
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7
codes/models/archs/discriminator_vgg_arch.py
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@ -12,12 +12,12 @@ class Discriminator_VGG_128(nn.Module):
self.conv0_1 = nn.Conv2d(nf, nf, 4, 2, 1, bias=False)
self.bn0_1 = nn.BatchNorm2d(nf, affine=True)
# [64, 64, 64]
self.conv1_0 = nn.Conv2d(nf, nf * 2, 3, 1, 1, bias=False)
self.conv1_0 = nn.Conv2d(nf + 3, nf * 2, 3, 1, 1, bias=False)
self.bn1_0 = nn.BatchNorm2d(nf * 2, affine=True)
self.conv1_1 = nn.Conv2d(nf * 2, nf * 2, 4, 2, 1, bias=False)
self.bn1_1 = nn.BatchNorm2d(nf * 2, affine=True)
# [128, 32, 32]
self.conv2_0 = nn.Conv2d(nf * 2, nf * 4, 3, 1, 1, bias=False)
self.conv2_0 = nn.Conv2d(nf * 2 + 3, nf * 4, 3, 1, 1, bias=False)
self.bn2_0 = nn.BatchNorm2d(nf * 4, affine=True)
self.conv2_1 = nn.Conv2d(nf * 4, nf * 4, 4, 2, 1, bias=False)
self.bn2_1 = nn.BatchNorm2d(nf * 4, affine=True)
@ -39,12 +39,15 @@ class Discriminator_VGG_128(nn.Module):
self.lrelu = nn.LeakyReLU(negative_slope=0.2, inplace=True)
def forward(self, x):
x, skip_med, skip_lo = x
fea = self.lrelu(self.conv0_0(x))
fea = self.lrelu(self.bn0_1(self.conv0_1(fea)))
fea = torch.cat([fea, skip_med], dim=1)
fea = self.lrelu(self.bn1_0(self.conv1_0(fea)))
fea = self.lrelu(self.bn1_1(self.conv1_1(fea)))
fea = torch.cat([fea, skip_lo], dim=1)
fea = self.lrelu(self.bn2_0(self.conv2_0(fea)))
fea = self.lrelu(self.bn2_1(self.conv2_1(fea)))