Which codecs are included with the Player?
There are hundreds of audio and video codecs in use today. Some have been created by Microsoft, but the vast majority of codecs have been created by other companies, organizations, or individuals. By default, the Windows operating system and the Player include a number of the most popular codecs, such as Windows Media Audio, Windows Media Video, and MP3.
De Perguntas frequentes da Microsoft
Aqui estão os tipos de arquivo de áudio e vídeo suportados pelo Windows.
Tipos de arquivos de áudio e vídeo compatíveis com o Windows