mirror of
https://github.com/AUTOMATIC1111/stable-diffusion-webui.git
synced 2024-12-21 07:30:02 +08:00
82 lines
3.5 KiB
Python
82 lines
3.5 KiB
Python
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from modules import sd_hijack_clip
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from modules import shared
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def process_text_old(self: sd_hijack_clip.FrozenCLIPEmbedderWithCustomWordsBase, texts):
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id_start = self.id_start
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id_end = self.id_end
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maxlen = self.wrapped.max_length # you get to stay at 77
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used_custom_terms = []
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remade_batch_tokens = []
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hijack_comments = []
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hijack_fixes = []
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token_count = 0
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cache = {}
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batch_tokens = self.tokenize(texts)
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batch_multipliers = []
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for tokens in batch_tokens:
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tuple_tokens = tuple(tokens)
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if tuple_tokens in cache:
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remade_tokens, fixes, multipliers = cache[tuple_tokens]
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else:
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fixes = []
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remade_tokens = []
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multipliers = []
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mult = 1.0
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i = 0
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while i < len(tokens):
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token = tokens[i]
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embedding, embedding_length_in_tokens = self.hijack.embedding_db.find_embedding_at_position(tokens, i)
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mult_change = self.token_mults.get(token) if shared.opts.enable_emphasis else None
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if mult_change is not None:
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mult *= mult_change
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i += 1
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elif embedding is None:
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remade_tokens.append(token)
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multipliers.append(mult)
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i += 1
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else:
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emb_len = int(embedding.vec.shape[0])
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fixes.append((len(remade_tokens), embedding))
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remade_tokens += [0] * emb_len
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multipliers += [mult] * emb_len
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used_custom_terms.append((embedding.name, embedding.checksum()))
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i += embedding_length_in_tokens
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if len(remade_tokens) > maxlen - 2:
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vocab = {v: k for k, v in self.wrapped.tokenizer.get_vocab().items()}
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ovf = remade_tokens[maxlen - 2:]
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overflowing_words = [vocab.get(int(x), "") for x in ovf]
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overflowing_text = self.wrapped.tokenizer.convert_tokens_to_string(''.join(overflowing_words))
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hijack_comments.append(f"Warning: too many input tokens; some ({len(overflowing_words)}) have been truncated:\n{overflowing_text}\n")
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token_count = len(remade_tokens)
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remade_tokens = remade_tokens + [id_end] * (maxlen - 2 - len(remade_tokens))
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remade_tokens = [id_start] + remade_tokens[0:maxlen - 2] + [id_end]
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cache[tuple_tokens] = (remade_tokens, fixes, multipliers)
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multipliers = multipliers + [1.0] * (maxlen - 2 - len(multipliers))
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multipliers = [1.0] + multipliers[0:maxlen - 2] + [1.0]
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remade_batch_tokens.append(remade_tokens)
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hijack_fixes.append(fixes)
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batch_multipliers.append(multipliers)
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return batch_multipliers, remade_batch_tokens, used_custom_terms, hijack_comments, hijack_fixes, token_count
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def forward_old(self: sd_hijack_clip.FrozenCLIPEmbedderWithCustomWordsBase, texts):
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batch_multipliers, remade_batch_tokens, used_custom_terms, hijack_comments, hijack_fixes, token_count = process_text_old(self, texts)
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self.hijack.comments += hijack_comments
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if len(used_custom_terms) > 0:
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self.hijack.comments.append("Used embeddings: " + ", ".join([f'{word} [{checksum}]' for word, checksum in used_custom_terms]))
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self.hijack.fixes = hijack_fixes
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return self.process_tokens(remade_batch_tokens, batch_multipliers)
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