Description:

The media player recognizes mpa files, can read its duration, audio format and bit rate, but no audio output is produced.

Steps to reproduce:

1. Open the qml media player example
2. Click on "open" and then select any file in a .mpa format.
3. Click on play (it will be played, but there won't be any audio output)

Expected behavior:

Mpa files should be played properly and have an audio output.

Observed behavior:

Mpa files are being played, but there are not audio output.

Special notes: