Проблема: воспроизведение ALSA 8kHz
YaMike
Пункты: 76
Регистрация: 01.08.2012
Добрый день,
На купленной отладочной плате (SK-AT91SAM9G45-XC6SLX) попытался записывать и воспроизводить звук в формате 8 кГц, моно через arecord/aplay. Однако при этом возникают underrun-ы на стороне aplay:
Код
# arecord -D hw:0,0 -r 8000 -f S16_LE| aplay -D hw:0,0 -r 8000 -f S16_LE
Recording WAVE 'stdin' : Signed 16 bit Little Endian, Rate 8000 Hz, Mono
Playing WAVE 'stdin' : Signed 16 bit Little Endian, Rate 8000 Hz, Mono
underrun!!! (at least 0.015 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.005 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 0.005 ms long)
underrun!!! (at least 0.005 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 0.007 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 0.007 ms long)
underrun!!! (at least 21.325 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 21.329 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 0.008 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.004 ms long)
underrun!!! (at least 0.004 ms long)
Aborted by signal Interrupt...
Aborted by signal Interrupt...
# uname -a
Linux buildroot 2.6.36-rc6 #378 Sun Nov 21 14:45:59 EST 2010 armv5tejl GNU/Linux
Кто-нибудь сталкивался с такой проблемой? Как решать?
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