[alsa-devel] ALSA underruns for S32_LE format

kuldeep ghan ghankp at gmail.com
Fri Aug 19 12:36:27 CEST 2011


Hi,

I am trying to play raw audio as S32_LE format and I am getting underruns.

*# aplay /userdata/raw -fS32_LE -r48000 -c2*
*Playing raw data '/userdata/raw' : Signed 32 bit Little Endian, Rate 48000
Hz, Stereo*
*underrun!!! (at least 0.055 ms long)*
*underrun!!! (at least 0.043 ms long)*
*underrun!!! (at least 0.040 ms long)*
*underrun!!! (at least 0.043 ms long)*
*underrun!!! (at least 0.043 ms long)*
*underrun!!! (at least 0.043 ms long)*
*underrun!!! (at least 0.040 ms long)*

I am able play it fine as S16_LE format. (aplay /userdata/raw -fS16_LE
-r48000 -c2)

I would like to get it working fine S32_LE format. Any help, suggestions to
get away with underruns is welcome.

Regards,
Kuldeep


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