Re: [alsa-devel] how to update hw_ptr and appl_ptr

A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing in e-mail?

Zhen Fu wrote:

Because when I use aplay playback wav file, appear underrun phenomenon. So I want to ALSA driver how to handle xrun.

The most likely reason is that the .pointer callback returns wrong values.

Regards, Clemens