svpng

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开源

用于将 RGB/RGBA 图像保存为未压缩的 PNG 的简洁 C 函数。

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工具介绍

用于将 RGB/RGBA 图像保存为未压缩的 PNG 的简洁 C 函数。

svpng v0.1.1

A minimalistic C function for saving RGB/RGBA image into uncompressed PNG.

Features

RGB or RGBA color format
Single function
32 lines of ANSI C code
No dependency
Customizable output stream (default with C file descriptor)

Usage

By default, svpng() function has the following declaration:

/*!
    \brief Save a RGB/RGBA image in PNG format.
    \param out Output stream (by default using file descriptor).
    \param w Width of the image. (& buffer`, etc. |
| `SVPNG_PUT(u)`  | `fputc(u, out)` | Output a byte into stream, e.g. `os.put(u)`, `buffer.push_back(u)`, etc. |