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https://github.com/iperov/DeepFaceLab.git
synced 2025-07-06 13:02:15 -07:00
SAEHD: speed up for nvidia, duplicate code clean up
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Colombo
parent
627df082d7
commit
3f23135982
2 changed files with 187 additions and 171 deletions
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@ -112,7 +112,31 @@ class SAEv2Model(ModelBase):
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self.true_face_training = self.options.get('true_face_training', False)
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masked_training = True
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class SAEDFModel(object):
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class CommonModel(object):
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def downscale (self, dim, kernel_size=5, dilation_rate=1, use_activator=True):
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def func(x):
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if not use_activator:
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return SubpixelDownscaler()(Conv2D(dim // 4, kernel_size=kernel_size, strides=1, dilation_rate=dilation_rate, padding='same')(x))
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else:
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return SubpixelDownscaler()(LeakyReLU(0.1)(Conv2D(dim // 4, kernel_size=kernel_size, strides=1, dilation_rate=dilation_rate, padding='same')(x)))
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return func
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def upscale (self, dim, size=(2,2)):
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def func(x):
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return SubpixelUpscaler(size=size)(LeakyReLU(0.1)(Conv2D(dim * np.prod(size) , kernel_size=3, strides=1, padding='same')(x)))
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return func
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def ResidualBlock(self, dim):
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def func(inp):
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x = Conv2D(dim, kernel_size=3, padding='same')(inp)
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x = LeakyReLU(0.2)(x)
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x = Conv2D(dim, kernel_size=3, padding='same')(x)
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x = Add()([x, inp])
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x = LeakyReLU(0.2)(x)
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return x
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return func
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class SAEDFModel(CommonModel):
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def __init__(self, resolution, ae_dims, e_ch_dims, d_ch_dims, learn_mask):
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super().__init__()
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self.learn_mask = learn_mask
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@ -123,18 +147,7 @@ class SAEv2Model(ModelBase):
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lowest_dense_res = resolution // 16
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e_dims = output_nc*e_ch_dims
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def downscale (dim, kernel_size=5, dilation_rate=1, use_activator=True):
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def func(x):
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if not use_activator:
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return SubpixelDownscaler()(Conv2D(dim // 4, kernel_size=kernel_size, strides=1, dilation_rate=dilation_rate, padding='same')(x))
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else:
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return SubpixelDownscaler()(LeakyReLU(0.1)(Conv2D(dim // 4, kernel_size=kernel_size, strides=1, dilation_rate=dilation_rate, padding='same')(x)))
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return func
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def upscale (dim, size=(2,2)):
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def func(x):
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return SubpixelUpscaler(size=size)(LeakyReLU(0.1)(Conv2D(dim * np.prod(size) , kernel_size=3, strides=1, padding='same')(x)))
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return func
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def enc_flow(e_ch_dims, ae_dims, lowest_dense_res):
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dims = output_nc * e_ch_dims
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@ -142,32 +155,32 @@ class SAEv2Model(ModelBase):
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dims += 1
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def func(inp):
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x = downscale(dims , 3, 1 )(inp)
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x = downscale(dims*2, 3, 1 )(x)
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x = downscale(dims*4, 3, 1 )(x)
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x0 = downscale(dims*8, 3, 1 )(x)
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x = self.downscale(dims , 3, 1 )(inp)
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x = self.downscale(dims*2, 3, 1 )(x)
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x = self.downscale(dims*4, 3, 1 )(x)
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x0 = self.downscale(dims*8, 3, 1 )(x)
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x = downscale(dims , 5, 1 )(inp)
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x = downscale(dims*2, 5, 1 )(x)
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x = downscale(dims*4, 5, 1 )(x)
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x1 = downscale(dims*8, 5, 1 )(x)
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x = self.downscale(dims , 5, 1 )(inp)
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x = self.downscale(dims*2, 5, 1 )(x)
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x = self.downscale(dims*4, 5, 1 )(x)
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x1 = self.downscale(dims*8, 5, 1 )(x)
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x = downscale(dims , 5, 2 )(inp)
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x = downscale(dims*2, 5, 2 )(x)
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x = downscale(dims*4, 5, 2 )(x)
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x2 = downscale(dims*8, 5, 2 )(x)
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x = self.downscale(dims , 5, 2 )(inp)
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x = self.downscale(dims*2, 5, 2 )(x)
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x = self.downscale(dims*4, 5, 2 )(x)
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x2 = self.downscale(dims*8, 5, 2 )(x)
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x = downscale(dims , 7, 2 )(inp)
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x = downscale(dims*2, 7, 2 )(x)
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x = downscale(dims*4, 7, 2 )(x)
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x3 = downscale(dims*8, 7, 2 )(x)
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x = self.downscale(dims , 7, 2 )(inp)
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x = self.downscale(dims*2, 7, 2 )(x)
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x = self.downscale(dims*4, 7, 2 )(x)
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x3 = self.downscale(dims*8, 7, 2 )(x)
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x = Concatenate()([x0,x1,x2,x3])
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x = Dense(ae_dims)(Flatten()(x))
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x = Dense(lowest_dense_res * lowest_dense_res * ae_dims)(x)
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x = Reshape((lowest_dense_res, lowest_dense_res, ae_dims))(x)
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x = upscale(ae_dims)(x)
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x = self.upscale(ae_dims)(x)
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return x
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return func
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@ -176,26 +189,18 @@ class SAEv2Model(ModelBase):
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if dims % 2 != 0:
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dims += 1
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def ResidualBlock(dim):
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def func(inp):
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x = Conv2D(dim, kernel_size=3, padding='same')(inp)
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x = LeakyReLU(0.2)(x)
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x = Conv2D(dim, kernel_size=3, padding='same')(x)
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x = Add()([x, inp])
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x = LeakyReLU(0.2)(x)
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return x
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return func
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def func(x):
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for i in [8,4,2]:
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x = upscale(dims*i)(x)
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x = self.upscale(dims*i)(x)
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if not is_mask:
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x0 = x
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x = upscale( (dims*i)//2 )(x)
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x = ResidualBlock( (dims*i)//2 )(x)
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x = downscale( dims*i, use_activator=False ) (x)
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x = self.upscale( (dims*i)//2 )(x)
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x = self.ResidualBlock( (dims*i)//2 )(x)
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x = self.downscale( dims*i, use_activator=False ) (x)
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x = Add()([x, x0])
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x = LeakyReLU(0.2)(x)
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@ -243,7 +248,7 @@ class SAEv2Model(ModelBase):
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[self.decoder_dstm, 'decoder_dstm.h5'] ]
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return ar
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class SAELIAEModel(object):
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class SAELIAEModel(CommonModel):
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def __init__(self, resolution, ae_dims, e_ch_dims, d_ch_dims, learn_mask):
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super().__init__()
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self.learn_mask = learn_mask
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@ -254,44 +259,31 @@ class SAEv2Model(ModelBase):
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lowest_dense_res = resolution // 16
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def downscale (dim, kernel_size=5, dilation_rate=1, use_activator=True):
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def func(x):
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if not use_activator:
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return SubpixelDownscaler()(Conv2D(dim // 4, kernel_size=kernel_size, strides=1, dilation_rate=dilation_rate, padding='same')(x))
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else:
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return SubpixelDownscaler()(LeakyReLU(0.1)(Conv2D(dim // 4, kernel_size=kernel_size, strides=1, dilation_rate=dilation_rate, padding='same')(x)))
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return func
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def upscale (dim):
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def func(x):
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return SubpixelUpscaler()(LeakyReLU(0.1)(Conv2D(dim * 4, kernel_size=3, strides=1, padding='same')(x)))
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return func
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def enc_flow(e_ch_dims):
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dims = output_nc*e_ch_dims
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if dims % 2 != 0:
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dims += 1
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def func(inp):
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x = downscale(dims , 3, 1 )(inp)
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x = downscale(dims*2, 3, 1 )(x)
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x = downscale(dims*4, 3, 1 )(x)
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x0 = downscale(dims*8, 3, 1 )(x)
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x = self.downscale(dims , 3, 1 )(inp)
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x = self.downscale(dims*2, 3, 1 )(x)
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x = self.downscale(dims*4, 3, 1 )(x)
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x0 = self.downscale(dims*8, 3, 1 )(x)
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x = downscale(dims , 5, 1 )(inp)
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x = downscale(dims*2, 5, 1 )(x)
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x = downscale(dims*4, 5, 1 )(x)
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x1 = downscale(dims*8, 5, 1 )(x)
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x = self.downscale(dims , 5, 1 )(inp)
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x = self.downscale(dims*2, 5, 1 )(x)
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x = self.downscale(dims*4, 5, 1 )(x)
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x1 = self.downscale(dims*8, 5, 1 )(x)
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x = downscale(dims , 5, 2 )(inp)
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x = downscale(dims*2, 5, 2 )(x)
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x = downscale(dims*4, 5, 2 )(x)
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x2 = downscale(dims*8, 5, 2 )(x)
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x = self.downscale(dims , 5, 2 )(inp)
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x = self.downscale(dims*2, 5, 2 )(x)
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x = self.downscale(dims*4, 5, 2 )(x)
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x2 = self.downscale(dims*8, 5, 2 )(x)
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x = downscale(dims , 7, 2 )(inp)
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x = downscale(dims*2, 7, 2 )(x)
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x = downscale(dims*4, 7, 2 )(x)
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x3 = downscale(dims*8, 7, 2 )(x)
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x = self.downscale(dims , 7, 2 )(inp)
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x = self.downscale(dims*2, 7, 2 )(x)
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x = self.downscale(dims*4, 7, 2 )(x)
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x3 = self.downscale(dims*8, 7, 2 )(x)
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x = Concatenate()([x0,x1,x2,x3])
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@ -304,7 +296,7 @@ class SAEv2Model(ModelBase):
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x = Dense(ae_dims)(x)
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x = Dense(lowest_dense_res * lowest_dense_res * ae_dims*2)(x)
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x = Reshape((lowest_dense_res, lowest_dense_res, ae_dims*2))(x)
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x = upscale(ae_dims*2)(x)
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x = self.upscale(ae_dims*2)(x)
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return x
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return func
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@ -313,26 +305,16 @@ class SAEv2Model(ModelBase):
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if dims % 2 != 0:
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dims += 1
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def ResidualBlock(dim):
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def func(inp):
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x = Conv2D(dim, kernel_size=3, padding='same')(inp)
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x = LeakyReLU(0.2)(x)
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x = Conv2D(dim, kernel_size=3, padding='same')(x)
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x = Add()([x, inp])
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x = LeakyReLU(0.2)(x)
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return x
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return func
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def func(x):
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for i in [8,4,2]:
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x = upscale(dims*i)(x)
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x = self.upscale(dims*i)(x)
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if not is_mask:
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x0 = x
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x = upscale( (dims*i)//2 )(x)
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x = ResidualBlock( (dims*i)//2 )(x)
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x = downscale( dims*i, use_activator=False ) (x)
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x = self.upscale( (dims*i)//2 )(x)
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x = self.ResidualBlock( (dims*i)//2 )(x)
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x = self.downscale( dims*i, use_activator=False ) (x)
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x = Add()([x, x0])
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x = LeakyReLU(0.2)(x)
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@ -474,6 +474,40 @@ NLayerDiscriminator = nnlib.NLayerDiscriminator
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nnlib.PixelShuffler = PixelShuffler
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nnlib.SubpixelUpscaler = PixelShuffler
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if 'tensorflow' in backend:
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class SubpixelDownscaler(KL.Layer):
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def __init__(self, size=(2, 2), data_format='channels_last', **kwargs):
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super(SubpixelDownscaler, self).__init__(**kwargs)
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self.data_format = data_format
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self.size = size
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def call(self, inputs):
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input_shape = K.shape(inputs)
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if K.int_shape(input_shape)[0] != 4:
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raise ValueError('Inputs should have rank 4; Received input shape:', str(K.int_shape(inputs)))
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return K.tf.space_to_depth(inputs, self.size[0], 'NHWC')
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def compute_output_shape(self, input_shape):
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if len(input_shape) != 4:
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raise ValueError('Inputs should have rank ' +
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str(4) +
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'; Received input shape:', str(input_shape))
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height = input_shape[1] // self.size[0] if input_shape[1] is not None else None
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width = input_shape[2] // self.size[1] if input_shape[2] is not None else None
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channels = input_shape[3] * self.size[0] * self.size[1]
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return (input_shape[0], height, width, channels)
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def get_config(self):
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config = {'size': self.size,
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'data_format': self.data_format}
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base_config = super(SubpixelDownscaler, self).get_config()
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return dict(list(base_config.items()) + list(config.items()))
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else:
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class SubpixelDownscaler(KL.Layer):
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def __init__(self, size=(2, 2), data_format='channels_last', **kwargs):
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super(SubpixelDownscaler, self).__init__(**kwargs)
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