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[V1][Bugfix] Fix handing of second_per_grid_ts for Qwen2-VL & Qwen2.5-VL (#14548)

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Signed-off-by: Roger Wang <ywang@roblox.com>
This commit is contained in:
Roger Wang 2025-03-10 09:03:11 -07:00 committed by GitHub
parent 39be30351f
commit dea985aef0
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1 changed files with 10 additions and 5 deletions
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15
vllm/model_executor/layers/rotary_embedding.py
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@ -923,14 +923,19 @@ class MRotaryEmbedding(RotaryEmbedding):
def get_input_positions(
input_tokens: List[int],
hf_config: PretrainedConfig,
image_grid_thw: Union[List[List[int]], torch.Tensor],
video_grid_thw: Union[List[List[int]], torch.Tensor],
second_per_grid_ts: Optional[List[float]] = None,
image_grid_thw: Optional[Union[List[List[int]], torch.Tensor]],
video_grid_thw: Optional[Union[List[List[int]], torch.Tensor]],
second_per_grid_ts: Optional[List[float]],
context_len: int = 0,
seq_len: Optional[int] = None,
) -> Tuple[List[List[int]], int]:
"""Get mrope input positions and delta value."""
image_grid_thw = [] if image_grid_thw is None else image_grid_thw
video_grid_thw = [] if video_grid_thw is None else video_grid_thw
second_per_grid_ts = [] if second_per_grid_ts is None else \
second_per_grid_ts
llm_positions, mrope_position_delta = \
MRotaryEmbedding.get_input_positions_tensor(
input_tokens=input_tokens,
@ -950,7 +955,7 @@ class MRotaryEmbedding(RotaryEmbedding):
hf_config: PretrainedConfig,
image_grid_thw: Union[List[List[int]], torch.Tensor],
video_grid_thw: Union[List[List[int]], torch.Tensor],
second_per_grid_ts: Optional[List[float]] = None,
second_per_grid_ts: List[float],
context_len: int = 0,
seq_len: Optional[int] = None,
) -> Tuple[torch.Tensor, int]:
@ -1006,7 +1011,7 @@ class MRotaryEmbedding(RotaryEmbedding):
video_grid_thw[video_index][2],
)
video_second_per_grid_t = 1.0
if second_per_grid_ts is not None:
if second_per_grid_ts:
video_second_per_grid_t = second_per_grid_ts[video_index]
video_index += 1
remain_videos -= 1