bmp

Libray for simplifying image load/save, conversion and transformation. Can load/save png, jpg, jxl, webp, avif, tiff, gif and bmp. Can get image from different resources: file, stream, http, imagelist, associated windows icon, executable file icon, etc. Rotate, flip, grayscale and many other transformations. GDI+, raphics32, OpenCV, Vampyre and LibVips engines available.

EasyBMP is a simple, cross-platform, open source (revised BSD) C++ library designed for easily reading, writing, and modifying Windows bitmap (BMP) image files.