[alsa-devel] how to update hw_ptr and appl_ptr

[Clemens Ladisch]

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