是否有任何示例代码可从Jpeg exif标头读取缩略图? [英] Is there any sample code to read thumbnail from Jpeg exif header?

问题描述

我正在Windows中使用c ++编写应用程序.

I am writing application using c++, in windows.

我想从jpeg获取缩略图，而不解码整个图像. 如何从jpeg exif标头中读取缩略图? 谁能给我一些示例代码?

I want to get a thumbnail from jpeg, without decoding the whole image. How Can I read thumbnail from jpeg exif header? Can any one offer me a some sample code?

非常感谢！

推荐答案

毫无疑问，该库被称为 libexif 具有win32端口，并且有从文件中读取缩略图

Unsurprisingly the library is called libexif has win32 port, and there is sample code for reading thubnail from file

这篇关于是否有任何示例代码可从Jpeg exif标头读取缩略图?的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！