Tried with a stereo 48k file (converted /usr/share/sounds/KDE-Im-Cant-Connect.ogg to wav, tested with ffprobe that it's truly 48k/2chan) and 64 bytes buffer size: # aplay -D plughw:CARD=CA0106 -v --buffer-size=64 /tmp/kde.wav Playing WAVE '/tmp/kde.wav' : Signed 16 bit Little Endian, Rate 48000 Hz, Stereo Plug PCM: Hardware PCM card 0 'CA0106' device 0 subdevice 0 Its setup is: stream : PLAYBACK access : RW_INTERLEAVED format : S16_LE subformat : STD channels : 2 rate : 48000 exact rate : 48000 (48000/1) msbits : 16 buffer_size : 64 period_size : 16 period_time : 333 tstamp_mode : NONE period_step : 1 avail_min : 16 period_event : 0 start_threshold : 64 stop_threshold : 64 silence_threshold: 0 silence_size : 0 boundary : 4611686018427387904 appl_ptr : 0 hw_ptr : 0 underrun!!! (at least 0.010 ms long) Status: state : XRUN trigger_time: 260136.459825170 tstamp : 260136.459834181 delay : 0 avail : 64 avail_max : 64 underrun!!! (at least 0.020 ms long) Status: state : XRUN trigger_time: 260136.460064991 tstamp : 260136.460084242 delay : 0 avail : 64 avail_max : 64
No underruns with 128b buffer. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1315212 Title: [CA0106 - CA0106, playback] Playback problem - Surround dies, no valid output To manage notifications about this bug go to: https://bugs.launchpad.net/alsa-driver/+bug/1315212/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
