MP4Close - Close an mp4 file
#include <mp4.h>
bool MP4Close( MP4FileHandle hFile )
Upon success, true (1). Upon an error, false (0).
MP4Close closes a previously opened mp4 file. If the file is a writable file opened with MP4Create() or MP4Modify(), then MP4Close() will write out all remaining information to disk.
MP4(3)