Bento4 is a robust, open-source C++ toolkit designed for handling MP4 and DASH/HLS media formats. It enables users to read and write ISO-MP4 files, supporting a wide array of functionalities including the parsing and multiplexing of various video and audio codecs such as H.264 and AAC. This toolkit adheres to international specifications and can also manage Quicktime files, making it versatile for media developers.

In addition to its core features, Bento4 supports MPEG DASH, HLS, and Common Media Application Format (CMAF), offering dual output capabilities. It includes content encryption and decryption options, compatibility with multiple DRM systems, and the ability to work seamlessly across different platforms. With no reliance on external libraries, Bento4 provides a self-sufficient solution for developers looking to integrate sophisticated media handling capabilities into their applications.