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[data] feat: Support cross attention VLMs#5148

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SchumiDing wants to merge 3 commits intoverl-project:mainfrom
SchumiDing:processor_sup
Open

[data] feat: Support cross attention VLMs#5148
SchumiDing wants to merge 3 commits intoverl-project:mainfrom
SchumiDing:processor_sup

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@SchumiDing SchumiDing commented Jan 31, 2026

What does this PR do?

Some VLM's uses cross attention and don't need to get position ids from videos and images (like llama3-11b-Vision), the pr fix the problem of these models.
Also fix some minor issue for processor's don't need image patch size, and cannot set return video metadata

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