MP4 Tag Library

MP4 Tag Library is a library competent for editing tags in .mp4, .m4a and .m4b files. It offers various features such as loading of MP4 tags, saving of MP4 tags, removing of MP4 tags, supports tags at start and end of file, supports binary frames and cover pictures, access directly all atoms as a TMemoryStream, updates stco atom when required, full unicode support, pure Delphi code, no external dependencies, and Delphi XE2 64bit and OSX compatible.