<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - Issue of CPU usage with HiFiBerry driver snd_soc_hifiberry_amp with Debian Wheezy kernel 3.12.28" href="https://bugs.freedesktop.org/show_bug.cgi?id=84585#c31">Comment # 31</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - Issue of CPU usage with HiFiBerry driver snd_soc_hifiberry_amp with Debian Wheezy kernel 3.12.28" href="https://bugs.freedesktop.org/show_bug.cgi?id=84585">bug 84585</a> from <a class="email" href="mailto:superquad.vortex2@gmail.com" title="Raymond <superquad.vortex2@gmail.com>"> Raymond</a> <pre>(In reply to Alessandro Ferri from <a href="show_bug.cgi?id=84585#c18">comment #18</a>) > Created <a href="attachment.cgi?id=107467" name="attach_107467" title="Same issue playing a wav file. Pulseaudio verbose log">attachment 107467</a> <a href="attachment.cgi?id=107467&action=edit" title="Same issue playing a wav file. Pulseaudio verbose log">[details]</a> > Same issue playing a wav file. Pulseaudio verbose log > > If it can be useful, I have the exact same problem simply playing a song in > wav format with paplay. The command is: > > sudo -u pi paplay --volume=50000 /home/pi/Desperado.wav > > If I play the song with pulseaudio running as a daemon, the CPU used by > pulseaudio squirts to 87%, and there is no sound, but if I run it with: > > LANG=C pulseaudio -vvvv --log-time=1 > ~/pulseverbose.log 2>&1 > > the song feels latencies, sobs and accelerated. > I enclose the pulseaudio verbose log, hoping it will be useful. seem still using 44100Hz to set buffer size after rate chjanged to 48000Hz 476| 0.000) I: [pulseaudio] sink-input.c: Rate changed to 48000 Hz ( 9.476| 0.000) D: [pulseaudio] module-stream-restore.c: Not restoring volume for sink input sink-input-by-application-name:paplay, because already set. ( 9.476| 0.000) D: [pulseaudio] sink.c: Suspend cause of sink alsa_output.platform-snd-hifiberry-amp.0.analog-stereo is 0x0000, resuming ( 9.481| 0.004) D: [pulseaudio] reserve-wrap.c: Successfully acquired reservation lock on device 'Audio0' ( 9.482| 0.000) I: [alsa-sink] alsa-sink.c: Trying resume... ( 9.487| 0.004) I: [alsa-sink] alsa-util.c: cannot disable ALSA period wakeups ( 9.488| 0.000) D: [alsa-sink] alsa-util.c: Maximum hw buffer size is 2730 ms ( 9.489| 0.001) I: [alsa-sink] (alsa-lib)pcm_hw.c: SNDRV_PCM_IOCTL_HW_PARAMS failed (-22) ( 9.491| 0.001) D: [alsa-sink] alsa-util.c: Set buffer size first (to 88200 samples), period size second (to 44100 samples).</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>