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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,100 @@ | ||
| from __future__ import annotations | ||
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| from typing_extensions import override | ||
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| from spandrel.util import KeyCondition, get_seq_len | ||
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| from ...__helpers.model_descriptor import ( | ||
| Architecture, | ||
| ImageModelDescriptor, | ||
| SizeRequirements, | ||
| StateDict, | ||
| ) | ||
| from .arch.fftformer_arch import FFTformer | ||
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| class FFTformerArch(Architecture[FFTformer]): | ||
| def __init__(self) -> None: | ||
| super().__init__( | ||
| id="FFTformer", | ||
| detect=KeyCondition.has_all( | ||
| "patch_embed.proj.weight", | ||
| "encoder_level1.0.norm2.body.weight", | ||
| "encoder_level1.0.norm2.body.bias", | ||
| "encoder_level1.0.ffn.fft", | ||
| "encoder_level1.0.ffn.project_in.weight", | ||
| "encoder_level1.0.ffn.dwconv.weight", | ||
| "encoder_level1.0.ffn.project_out.weight", | ||
| "down1_2.body.1.weight", | ||
| "encoder_level2.0.ffn.fft", | ||
| "down2_3.body.1.weight", | ||
| "encoder_level3.0.ffn.fft", | ||
| "decoder_level3.0.attn.to_hidden.weight", | ||
| "decoder_level3.0.attn.norm.body.weight", | ||
| "up3_2.body.1.weight", | ||
| "reduce_chan_level2.weight", | ||
| "decoder_level2.0.attn.to_hidden.weight", | ||
| "up2_1.body.1.weight", | ||
| "decoder_level1.0.attn.to_hidden.weight", | ||
| "refinement.0.norm1.body.weight", | ||
| "refinement.0.attn.to_hidden.weight", | ||
| "refinement.0.ffn.fft", | ||
| "fuse2.att_channel.norm2.body.weight", | ||
| "fuse2.att_channel.ffn.fft", | ||
| "fuse2.conv.weight", | ||
| "fuse1.att_channel.norm2.body.weight", | ||
| "fuse1.att_channel.ffn.fft", | ||
| "fuse1.conv.weight", | ||
| "output.weight", | ||
| ), | ||
| ) | ||
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| @override | ||
| def load(self, state_dict: StateDict) -> ImageModelDescriptor[FFTformer]: | ||
| inp_channels = 3 | ||
| out_channels = 3 | ||
| dim = 48 | ||
| num_blocks = [6, 6, 12] | ||
| num_refinement_blocks = 4 | ||
| ffn_expansion_factor = 3 | ||
| bias = False | ||
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| inp_channels = state_dict["patch_embed.proj.weight"].shape[1] | ||
| out_channels = state_dict["output.weight"].shape[0] | ||
| dim = state_dict["patch_embed.proj.weight"].shape[0] | ||
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| num_blocks[0] = get_seq_len(state_dict, "encoder_level1") | ||
| num_blocks[1] = get_seq_len(state_dict, "encoder_level2") | ||
| num_blocks[2] = get_seq_len(state_dict, "encoder_level3") | ||
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| num_refinement_blocks = get_seq_len(state_dict, "refinement") | ||
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| # hidden_dim = int(dim * ffn_expansion_factor) | ||
| hidden_dim = state_dict["encoder_level1.0.ffn.project_out.weight"].shape[1] | ||
| ffn_expansion_factor = hidden_dim / dim | ||
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| bias = "encoder_level1.0.ffn.project_in.bias" in state_dict | ||
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| model = FFTformer( | ||
| inp_channels=inp_channels, | ||
| out_channels=out_channels, | ||
| dim=dim, | ||
| num_blocks=num_blocks, | ||
| num_refinement_blocks=num_refinement_blocks, | ||
| ffn_expansion_factor=ffn_expansion_factor, | ||
| bias=bias, | ||
| ) | ||
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| return ImageModelDescriptor( | ||
| model, | ||
| state_dict, | ||
| architecture=self, | ||
| purpose="Restoration", | ||
| tags=[f"{dim}dim"], | ||
| supports_half=False, # TODO: verify | ||
| supports_bfloat16=True, | ||
| scale=1, | ||
| input_channels=inp_channels, | ||
| output_channels=out_channels, | ||
| size_requirements=SizeRequirements(multiple_of=32), | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,21 @@ | ||
| MIT License | ||
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| Copyright (c) 2023 kkkls | ||
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| Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| of this software and associated documentation files (the "Software"), to deal | ||
| in the Software without restriction, including without limitation the rights | ||
| to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| copies of the Software, and to permit persons to whom the Software is | ||
| furnished to do so, subject to the following conditions: | ||
|
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| The above copyright notice and this permission notice shall be included in all | ||
| copies or substantial portions of the Software. | ||
|
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| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| SOFTWARE. |
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