diff --git a/extensions_built_in/captioner/AceStepCaptioner.py b/extensions_built_in/captioner/AceStepCaptioner.py
index b84cb13..cac935d 100644
--- a/extensions_built_in/captioner/AceStepCaptioner.py
+++ b/extensions_built_in/captioner/AceStepCaptioner.py
@@ -6,17 +6,8 @@ except ImportError:
librosa = None
import numpy as np
import torch
-import torch.nn.functional as F
import torchaudio
from transformers import Qwen2_5OmniForConditionalGeneration, Qwen2_5OmniProcessor
-from transformers import AttentionInterface, AttentionMaskInterface
-from transformers.integrations.sdpa_attention import sdpa_attention_forward
-from transformers.masking_utils import sdpa_mask
-from transformers.models.qwen2_5_omni.modeling_qwen2_5_omni import (
- Qwen2_5OmniAudioEncoder,
- Qwen2_5OmniThinkerForConditionalGeneration,
-)
-from transformers.modeling_outputs import BaseModelOutputWithPooling
from collections import OrderedDict
import traceback
@@ -126,207 +117,40 @@ def analyze_audio(audio_path):
-def ostris_sdpa_attention_forward(
- module, query, key, value, attention_mask, dropout=0.0, scaling=None, is_causal=None, **kwargs
-):
- """sdpa for prefill; for single-query decode against the static cache sdpa's
- masked (memory-efficient) kernel takes ~1ms per layer, 27ms/token on the 7B.
- A grouped matmul reads the cache once instead."""
- if query.shape[2] != 1:
- return sdpa_attention_forward(
- module, query, key, value, attention_mask, dropout=dropout, scaling=scaling, is_causal=is_causal, **kwargs
- )
- b, hq, _, d = query.shape
- hk = key.shape[1]
- if scaling is None:
- scaling = d**-0.5
- q = query.view(b, hk, hq // hk, d)
- scores = torch.matmul(q, key.transpose(-1, -2)) * scaling # [B, hk, g, L]
- if attention_mask is not None:
- mask = attention_mask[:, :, -1:, : key.shape[2]]
- if mask.dtype == torch.bool:
- scores = scores.masked_fill(~mask, torch.finfo(scores.dtype).min)
- else:
- scores = scores + mask
- probs = torch.softmax(scores.float(), dim=-1).to(query.dtype)
- out = torch.matmul(probs, value) # [B, hk, g, d]
- return out.view(b, hq, 1, d).transpose(1, 2).contiguous(), None
+from extensions_built_in.llm_models.src.thinker import ( # noqa: E402 shared fast paths
+ OstrisQwen25OmniAudioEncoder,
+ OstrisQwen25OmniThinker,
+ ostris_sdpa_attention_forward,
+ prepare_thinker,
+)
-AttentionInterface.register("ostris_sdpa", ostris_sdpa_attention_forward)
-AttentionMaskInterface.register("ostris_sdpa", sdpa_mask)
+# output layouts:
+# ace_step -
////// tags
+# yue2 - description paragraph, then a [Lyrics] line and the sectioned lyrics
+# (YuE2's native prompt layout; no librosa analysis needed)
+CAPTION_FORMATS = ("ace_step", "yue2")
-class OstrisQwen25OmniAudioEncoder(Qwen2_5OmniAudioEncoder):
- """Upstream flattens every 2s window of the whole clip into one sequence
- and attends with a dense [S, S] block-diagonal mask (S = 15000 for 300s):
- O(S^2) memory and time for attention that is only ever within a window.
- Batch the windows instead: [num_windows, 100, d] with a key-padding mask
- for the short tail window. Same math, ~150x less attention work."""
-
- def forward(self, input_features, feature_lens=None, aftercnn_lens=None, **kwargs):
- chunk_num = torch.ceil(feature_lens / (self.n_window * 2)).long()
- chunk_lengths = torch.full(
- (chunk_num.sum(),), self.n_window * 2, dtype=torch.long, device=feature_lens.device
- )
- tail_chunk_index = F.pad(chunk_num, (1, 0), value=-1).cumsum(0)[1:]
- chunk_lengths[tail_chunk_index] = feature_lens % (self.n_window * 2)
- chunk_lengths = torch.where(chunk_lengths == 0, self.n_window * 2, chunk_lengths)
- chunk_list = input_features.split(chunk_lengths.tolist(), dim=1)
- padded_feature, padded_mask, padded_mask_after_cnn = self.padded_and_mask_function(
- chunk_list, chunk_lengths, padding_value=0, padding_side="right"
- )
- x = F.gelu(self.conv1(padded_feature)) * padded_mask
- x = F.gelu(self.conv2(x)).transpose(1, 2)
- x = x + self.positional_embedding.positional_embedding[: x.shape[1], :].unsqueeze(0).to(x.dtype)
- key_mask = None
- if not bool(padded_mask_after_cnn.all()):
- key_mask = padded_mask_after_cnn[:, None, None, :]
- n, seq_len, dim = x.shape
- for layer in self.layers:
- attn = layer.self_attn
- residual = x
- h = layer.self_attn_layer_norm(x)
- q = attn.q_proj(h).view(n, seq_len, attn.num_heads, -1).transpose(1, 2)
- k = attn.k_proj(h).view(n, seq_len, attn.num_heads, -1).transpose(1, 2)
- v = attn.v_proj(h).view(n, seq_len, attn.num_heads, -1).transpose(1, 2)
- o = F.scaled_dot_product_attention(q, k, v, attn_mask=key_mask, scale=attn.scaling)
- x = residual + attn.out_proj(o.transpose(1, 2).reshape(n, seq_len, dim))
- residual = x
- h = layer.final_layer_norm(x)
- x = residual + layer.fc2(layer.activation_fn(layer.fc1(h)))
- hidden_states = x[padded_mask_after_cnn]
- outs = []
- for each in hidden_states.split(aftercnn_lens.tolist(), dim=0):
- each = self.avg_pooler(each.transpose(0, 1)).transpose_(0, 1)
- outs.append(self.proj(self.ln_post(each)))
- return BaseModelOutputWithPooling(last_hidden_state=torch.cat(outs, dim=0))
-
-
-class OstrisQwen25OmniThinker(Qwen2_5OmniThinkerForConditionalGeneration):
- """Thinker with static-cache-safe MRoPE handling (same fix as the Qwen3-Omni
- captioner): under a compileable cache generate hands forward a 4D mask, but
- upstream's rope block does `1 - attention_mask` and get_rope_index needs the
- 2D padding mask. Prefill uses the true 2D mask stashed by the caller; decode
- continues from the cache length with no data-dependent ops."""
-
- _pad_mask_2d = None
-
- # per-file media shapes must not reach the compiled decode graph or it
- # recompiles for every file
- _PREFILL_ONLY_KEYS = (
- "input_features",
- "feature_attention_mask",
- "audio_feature_lengths",
- "pixel_values",
- "pixel_values_videos",
- "image_grid_thw",
- "video_grid_thw",
- "video_second_per_grid",
- )
-
- def prepare_inputs_for_generation(self, *args, **kwargs):
- model_inputs = super().prepare_inputs_for_generation(*args, **kwargs)
- ids = model_inputs.get("input_ids", None)
- if ids is not None and ids.shape[1] == 1:
- for key in self._PREFILL_ONLY_KEYS:
- model_inputs.pop(key, None)
- return model_inputs
-
- def forward(
- self,
- input_ids=None,
- input_features=None,
- pixel_values=None,
- pixel_values_videos=None,
- image_grid_thw=None,
- video_grid_thw=None,
- attention_mask=None,
- feature_attention_mask=None,
- audio_feature_lengths=None,
- position_ids=None,
- past_key_values=None,
- use_audio_in_video=None,
- video_second_per_grid=None,
- **kwargs,
- ):
- if position_ids is None and input_ids is not None:
- if input_ids.shape[1] > 1 or self.rope_deltas is None:
- mask2d = (
- attention_mask
- if isinstance(attention_mask, torch.Tensor) and attention_mask.dim() == 2
- else self._pad_mask_2d
- )
- if mask2d is None:
- mask2d = torch.ones_like(input_ids)
- mask2d = mask2d.long()
- if mask2d.shape[1] != input_ids.shape[1]:
- mask2d = mask2d[:, : input_ids.shape[1]]
- audio_lens = (
- feature_attention_mask.sum(1)
- if feature_attention_mask is not None
- else audio_feature_lengths
- )
- delta0 = (1 - mask2d).sum(dim=-1).unsqueeze(1)
- position_ids, rope_deltas = self.get_rope_index(
- input_ids,
- image_grid_thw,
- video_grid_thw,
- mask2d,
- use_audio_in_video or False,
- audio_lens,
- video_second_per_grid,
- )
- self.rope_deltas = rope_deltas - delta0
- else:
- batch_size, seq_length = input_ids.shape
- # static cache length is a device tensor: stays sync-free
- past_len = past_key_values.get_seq_length() if past_key_values is not None else 0
- pos = (
- torch.arange(seq_length, device=input_ids.device).view(1, -1)
- + past_len
- + self.rope_deltas.to(input_ids.device)
- )
- position_ids = pos.unsqueeze(0).expand(3, batch_size, seq_length)
- return super().forward(
- input_ids=input_ids,
- input_features=input_features,
- pixel_values=pixel_values,
- pixel_values_videos=pixel_values_videos,
- image_grid_thw=image_grid_thw,
- video_grid_thw=video_grid_thw,
- attention_mask=attention_mask,
- feature_attention_mask=feature_attention_mask,
- audio_feature_lengths=audio_feature_lengths,
- position_ids=position_ids,
- past_key_values=past_key_values,
- use_audio_in_video=use_audio_in_video,
- video_second_per_grid=video_second_per_grid,
- **kwargs,
- )
-
-
-def prepare_thinker(full: Qwen2_5OmniForConditionalGeneration):
- """Strip a loaded Qwen2.5-Omni to its thinker with the fast paths attached."""
- # drop the talker before anything touches the GPU
- full.disable_talker()
- model = full.thinker
- model.__class__ = OstrisQwen25OmniThinker
- model.audio_tower.__class__ = OstrisQwen25OmniAudioEncoder
- model.model.config._attn_implementation = "ostris_sdpa"
- model.generation_config.eos_token_id = full.generation_config.eos_token_id
- model.generation_config.pad_token_id = (
- full.generation_config.pad_token_id
- if full.generation_config.pad_token_id is not None
- else 151643
- )
- return model
+def clean_lyrics(text: str) -> str:
+ """Strip the transcriber's '# Languages ... # Lyrics' header, keep the sectioned lyrics."""
+ if "# Lyrics" in text:
+ text = text.split("# Lyrics", 1)[1]
+ elif text.lstrip().startswith("# Languages"):
+ text = ""
+ text = text.strip()
+ return text if text else "[Instrumental]"
class AceStepCaptionConfig(CaptionConfig):
def __init__(self, **kwargs):
super().__init__(**kwargs)
self.fixed_caption: Optional[str] = kwargs.get("fixed_caption", None)
+ self.caption_format: str = kwargs.get("caption_format", "ace_step") or "ace_step"
+ if self.caption_format not in CAPTION_FORMATS:
+ raise ValueError(
+ f"caption_format must be one of {CAPTION_FORMATS}, got {self.caption_format!r}"
+ )
class AceStepCaptioner(BaseCaptioner):
@@ -413,19 +237,25 @@ class AceStepCaptioner(BaseCaptioner):
sampling_rate=TARGET_SAMPLE_RATE,
)
- def _prep_file(self, file_path: str) -> dict:
- """CPU side of one file (runs in a worker thread): librosa analysis,
- decode + resample, and the mel/tokenize pass for each model."""
- analysis = analyze_audio(file_path)
+ @staticmethod
+ def _load_audio(file_path: str):
waveform, sr = torchaudio.load(file_path)
if waveform.shape[0] > 1:
waveform = waveform.mean(dim=0, keepdim=True)
if sr != TARGET_SAMPLE_RATE:
waveform = torchaudio.functional.resample(waveform, sr, TARGET_SAMPLE_RATE)
- audio_data = waveform.squeeze(0).numpy()
+ return waveform.squeeze(0).numpy()
+
+ def _prep_file(self, file_path: str) -> dict:
+ """CPU side of one file (runs in a worker thread): librosa analysis,
+ decode + resample, and the mel/tokenize pass for each model."""
+ audio_data = self._load_audio(file_path)
item = {
"file": file_path,
- "analysis": analysis,
+ # BPM/key/time signature only appear in the ace_step layout
+ "analysis": analyze_audio(file_path)
+ if self.caption_config.caption_format == "ace_step"
+ else None,
"lyrics_inputs": self._make_inputs(self.processor, audio_data, LYRICS_PROMPT),
}
if self.model2 is not None:
@@ -484,6 +314,15 @@ class AceStepCaptioner(BaseCaptioner):
return self._generate(self.model2, self.processor2, inputs)
def _caption_item(self, item: dict) -> str:
+ if self.caption_config.caption_format == "yue2":
+ lyrics = clean_lyrics(self.get_audio_lyrics(item["lyrics_inputs"]))
+ if self.caption_config.fixed_caption is not None:
+ caption = self.caption_config.fixed_caption
+ else:
+ caption = self.get_audio_caption(item["caption_inputs"])
+ caption = " ".join(caption.split())
+ return f"{caption}\n[Lyrics]\n{lyrics}"
+
analysis = item["analysis"]
lyrics = self.get_audio_lyrics(item["lyrics_inputs"])
diff --git a/scripts/convert_vllm_to_comfy.py b/scripts/convert_vllm_to_comfy.py
index 85c7c29..6aec27c 100644
--- a/scripts/convert_vllm_to_comfy.py
+++ b/scripts/convert_vllm_to_comfy.py
@@ -120,8 +120,16 @@ class Qwen3OmniHandler(ArchHandler):
return key[len("thinker.") :]
+class Qwen25OmniHandler(Qwen3OmniHandler):
+ """Qwen2.5-Omni: same layout as Qwen3-Omni (thinker = text model + visual +
+ audio_tower + lm_head; talker / token2wav dropped). The thinker also
+ carries the speaker dict; only thinker.* tensors are kept."""
+
+
ARCH_HANDLERS = {
"Qwen3OmniMoeForConditionalGeneration": Qwen3OmniHandler,
+ "Qwen2_5OmniForConditionalGeneration": Qwen25OmniHandler,
+ "Qwen2_5OmniModel": Qwen25OmniHandler,
}
diff --git a/ui/src/components/CaptionSimpleJob.tsx b/ui/src/components/CaptionSimpleJob.tsx
index f7866df..f268044 100644
--- a/ui/src/components/CaptionSimpleJob.tsx
+++ b/ui/src/components/CaptionSimpleJob.tsx
@@ -12,6 +12,7 @@ import { CaptionJobConfig } from '@/types';
import { handleCaptionerTypeChange } from '@/helpers/captionJobConfig';
import {
batchSizeOptions,
+ captionFormatOptions,
captionerTypes,
defaultQtype,
groupedCaptionerTypes,
@@ -93,6 +94,16 @@ const CaptionSimpleJob: React.FC = ({ jobConfig, setJobConfig, gpuIDs, se
/>
)}
+ {additionalSections.includes('caption.caption_format') && (
+
+ setJobConfig(value, 'config.process[0].caption.caption_format')}
+ options={captionFormatOptions}
+ />
+
+ )}
{additionalSections.includes('caption.fixed_caption') && (