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Add support for small flux.2 decoder (#13314)

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huemin
2026-04-07 00:44:18 -07:00
committed by GitHub
parent 40862c0776
commit b615af1c65
2 changed files with 11 additions and 3 deletions
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comfy/sd.py
+9 -2
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@@ -556,12 +556,19 @@ class VAE:
old_memory_used_decode = self.memory_used_decode
self.memory_used_decode = lambda shape, dtype: old_memory_used_decode(shape, dtype) * 4.0
decoder_ch = sd['decoder.conv_in.weight'].shape[0] // ddconfig['ch_mult'][-1]
if decoder_ch != ddconfig['ch']:
decoder_ddconfig = ddconfig.copy()
decoder_ddconfig['ch'] = decoder_ch
else:
decoder_ddconfig = None
if 'post_quant_conv.weight' in sd:
self.first_stage_model = AutoencoderKL(ddconfig=ddconfig, embed_dim=sd['post_quant_conv.weight'].shape[1])
self.first_stage_model = AutoencoderKL(ddconfig=ddconfig, embed_dim=sd['post_quant_conv.weight'].shape[1], **({"decoder_ddconfig": decoder_ddconfig} if decoder_ddconfig is not None else {}))
else:
self.first_stage_model = AutoencodingEngine(regularizer_config={'target': "comfy.ldm.models.autoencoder.DiagonalGaussianRegularizer"},
encoder_config={'target': "comfy.ldm.modules.diffusionmodules.model.Encoder", 'params': ddconfig},
decoder_config={'target': "comfy.ldm.modules.diffusionmodules.model.Decoder", 'params': ddconfig})
decoder_config={'target': "comfy.ldm.modules.diffusionmodules.model.Decoder", 'params': decoder_ddconfig if decoder_ddconfig is not None else ddconfig})
elif "decoder.layers.1.layers.0.beta" in sd:
config = {}
param_key = None