Feature Request: 推理minicpmv时，encoding_image_with_clip耗时很久

[EnzhiZhou]

Prerequisites

• I am running the latest code. Mention the version if possible as well.
• I carefully followed the README.md.
• I searched using keywords relevant to my issue to make sure that I am creating a new issue that is not already open (or closed).
• I reviewed the Discussions, and have a new and useful enhancement to share.

Feature Description

在高通平台termux，运行ndk编译的库，有增加OpenCL，推理miniCPMV-2.6单张图片和一段文字“请描述图片中人的动作”。总耗时60秒，其中encoding_image_with_clip就花了51秒

Motivation

希望看下是否为该仓库源代码的问题

Possible Implementation

No response

[ylsdamxssjxxdd]

目前clip.cpp的后端不能启用cuda等GPU后端加速，导致解码图像很慢，有人能帮助解决吗❤

[ylsdamxssjxxdd]

目前clip.cpp的后端不能启用cuda等GPU后端加速，导致解码图像很慢，有人能帮助解决吗❤