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| from modules.sd_hijack_clip import FrozenCLIPEmbedderWithCustomWords | |
| from ldm_patched.modules import model_management | |
| from modules import sd_models | |
| from modules.shared import opts | |
| def move_clip_to_gpu(): | |
| if sd_models.model_data.sd_model is None: | |
| print('Error: CLIP called before SD is loaded!') | |
| return | |
| model_management.load_model_gpu(sd_models.model_data.sd_model.forge_objects.clip.patcher) | |
| return | |
| class CLIP_SD_15_L(FrozenCLIPEmbedderWithCustomWords): | |
| def encode_with_transformers(self, tokens): | |
| move_clip_to_gpu() | |
| self.wrapped.transformer.text_model.embeddings.to(tokens.device) | |
| outputs = self.wrapped.transformer(input_ids=tokens, output_hidden_states=-opts.CLIP_stop_at_last_layers) | |
| if opts.CLIP_stop_at_last_layers > 1: | |
| z = outputs.hidden_states[-opts.CLIP_stop_at_last_layers] | |
| z = self.wrapped.transformer.text_model.final_layer_norm(z) | |
| else: | |
| z = outputs.last_hidden_state | |
| return z | |
| class CLIP_SD_21_H(FrozenCLIPEmbedderWithCustomWords): | |
| def __init__(self, wrapped, hijack): | |
| super().__init__(wrapped, hijack) | |
| if self.wrapped.layer == "penultimate": | |
| self.wrapped.layer = "hidden" | |
| self.wrapped.layer_idx = -2 | |
| self.id_start = 49406 | |
| self.id_end = 49407 | |
| self.id_pad = 0 | |
| def encode_with_transformers(self, tokens): | |
| move_clip_to_gpu() | |
| self.wrapped.transformer.text_model.embeddings.to(tokens.device) | |
| outputs = self.wrapped.transformer(tokens, output_hidden_states=self.wrapped.layer == "hidden") | |
| if self.wrapped.layer == "last": | |
| z = outputs.last_hidden_state | |
| else: | |
| z = outputs.hidden_states[self.wrapped.layer_idx] | |
| z = self.wrapped.transformer.text_model.final_layer_norm(z) | |
| return z | |
| class CLIP_SD_XL_L(FrozenCLIPEmbedderWithCustomWords): | |
| def __init__(self, wrapped, hijack): | |
| super().__init__(wrapped, hijack) | |
| def encode_with_transformers(self, tokens): | |
| self.wrapped.transformer.text_model.embeddings.to(tokens.device) | |
| outputs = self.wrapped.transformer(tokens, output_hidden_states=self.wrapped.layer == "hidden") | |
| if self.wrapped.layer == "last": | |
| z = outputs.last_hidden_state | |
| else: | |
| z = outputs.hidden_states[self.wrapped.layer_idx] | |
| return z | |
| class CLIP_SD_XL_G(FrozenCLIPEmbedderWithCustomWords): | |
| def __init__(self, wrapped, hijack): | |
| super().__init__(wrapped, hijack) | |
| if self.wrapped.layer == "penultimate": | |
| self.wrapped.layer = "hidden" | |
| self.wrapped.layer_idx = -2 | |
| self.id_start = 49406 | |
| self.id_end = 49407 | |
| self.id_pad = 0 | |
| def encode_with_transformers(self, tokens): | |
| self.wrapped.transformer.text_model.embeddings.to(tokens.device) | |
| outputs = self.wrapped.transformer(tokens, output_hidden_states=self.wrapped.layer == "hidden") | |
| if self.wrapped.layer == "last": | |
| z = outputs.last_hidden_state | |
| else: | |
| z = outputs.hidden_states[self.wrapped.layer_idx] | |
| pooled_output = outputs.pooler_output | |
| text_projection = self.wrapped.text_projection | |
| pooled_output = pooled_output.float().to(text_projection.device) @ text_projection.float() | |
| z.pooled = pooled_output | |
| return z | |