as title.

check the attachment,

Reproduce steps:

1.  play the sound
2.  wait until the sound finished  .  At the end of the sound ,there will be a warning in the console."[vorbis @ 000002531E630000] Could not update timestamps for discarded samples."
3.   press the button to play the audio again .   Can not play the sound ,only one extra same warning will be printed in the console.

ps: if press the `play ` button before the audio finished playing ,  it can replay the same sound again.