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https://github.com/modelscope/DiffSynth-Studio.git
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update t5_sequence_length
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@@ -59,9 +59,9 @@ class SD3ImagePipeline(BasePipeline):
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return image
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def encode_prompt(self, prompt, positive=True):
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def encode_prompt(self, prompt, positive=True, t5_sequence_length=77):
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prompt_emb, pooled_prompt_emb = self.prompter.encode_prompt(
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prompt, device=self.device, positive=positive
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prompt, device=self.device, positive=positive, t5_sequence_length=t5_sequence_length
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)
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return {"prompt_emb": prompt_emb, "pooled_prompt_emb": pooled_prompt_emb}
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@@ -84,6 +84,7 @@ class SD3ImagePipeline(BasePipeline):
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height=1024,
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width=1024,
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num_inference_steps=20,
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t5_sequence_length=77,
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tiled=False,
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tile_size=128,
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tile_stride=64,
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@@ -109,9 +110,9 @@ class SD3ImagePipeline(BasePipeline):
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# Encode prompts
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self.load_models_to_device(['text_encoder_1', 'text_encoder_2', 'text_encoder_3'])
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prompt_emb_posi = self.encode_prompt(prompt, positive=True)
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prompt_emb_nega = self.encode_prompt(negative_prompt, positive=False)
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prompt_emb_locals = [self.encode_prompt(prompt_local) for prompt_local in local_prompts]
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prompt_emb_posi = self.encode_prompt(prompt, positive=True, t5_sequence_length=t5_sequence_length)
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prompt_emb_nega = self.encode_prompt(negative_prompt, positive=False, t5_sequence_length=t5_sequence_length)
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prompt_emb_locals = [self.encode_prompt(prompt_local, t5_sequence_length=t5_sequence_length) for prompt_local in local_prompts]
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# Denoise
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self.load_models_to_device(['dit'])
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@@ -67,7 +67,8 @@ class SD3Prompter(BasePrompter):
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self,
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prompt,
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positive=True,
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device="cuda"
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device="cuda",
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t5_sequence_length=77,
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):
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prompt = self.process_prompt(prompt, positive=positive)
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@@ -77,9 +78,9 @@ class SD3Prompter(BasePrompter):
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# T5
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if self.text_encoder_3 is None:
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prompt_emb_3 = torch.zeros((prompt_emb_1.shape[0], 256, 4096), dtype=prompt_emb_1.dtype, device=device)
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prompt_emb_3 = torch.zeros((prompt_emb_1.shape[0], t5_sequence_length, 4096), dtype=prompt_emb_1.dtype, device=device)
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else:
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prompt_emb_3 = self.encode_prompt_using_t5(prompt, self.text_encoder_3, self.tokenizer_3, 256, device)
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prompt_emb_3 = self.encode_prompt_using_t5(prompt, self.text_encoder_3, self.tokenizer_3, t5_sequence_length, device)
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prompt_emb_3 = prompt_emb_3.to(prompt_emb_1.dtype) # float32 -> float16
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# Merge
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