transformers safetensors internvl_chat feature-extraction internvl vision ocr multi-image video custom_code image-text-to-text multilingual arxiv:2312.14238 arxiv:2404.16821 base_model:OpenGVLab/InternViT-300M-448px base_model:merge:OpenGVLab/InternViT-300M-448px base_model:internlm/internlm2-chat-1_8b base_model:merge:internlm/internlm2-chat-1_8b license:mit region:us