[Bug 55472] New: Dropouts and high CPU usage with noatun and kaboodle

[torquil at frisurf.no]

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http://bugs.kde.org/show_bug.cgi?id=55472     
           Summary: Dropouts and high CPU usage with noatun and kaboodle
           Product: noatun
           Version: unspecified
          Platform: unspecified
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: normal
          Priority: NOR
         Component: general
        AssignedTo: kde-multimedia at kde.org
        ReportedBy: torquil at frisurf.no


Version:           2.2.1 (using KDE 3.1.0)
Installed from:     (testing/unstable)
Compiler:          gcc version 3.2.2 20030131 (Debian prerelease)
OS:          Linux (i686) release 2.4.21-pre5

Using noatun/kaboodle with no visualization plugins gives very high CPU usage

Here are som results from playing a 280kb/s ogg file.

noatun/kaboodle using arts using alsa0.9:
artsd uses 60-80% CPU with lots of dropouts

noatun/kaboodle using arts using alsa0.9 oss emulation:
artsd 60-80% CPU with dropouts while opening and using other programs e.g konqueror

XMMS with alsa plugin:
0-2% CPU, no dropouts whatsoever

XMMS with alsa0.9 oss emulation:
0-2% CPU, no dropouts whatsoever

XMMS with arts plugin, arts is using alsa0.9:
xmms uses 5% CPU, no dropouts
artsd uses 5% CPU, no dropouts

XMMS with arts plugin, arts is using alsa0.9 oss emulation:
xmms uses 5% CPU, no dropouts
artsd uses 5% CPU, no dropouts

Is have always had this problem with noatun/kaboodle, irrespective of any software versions.

Hardware: Intel Pentiun III 450MHz with Soundblaster Live! Soundcard

Software version of non-KDE software in the test:
xmms version 1.2.7	(debian package name xmms)
xmms alsa driver is alsa-xmms 0.9.9b (debian package name alsa-xmms)
xmms artsd driver is xmmsarts 0.4 (debian package name xmmsarts)
alsa0.9 is version 0.9.0rc7
kernel is linux-2.4.21-pre5

Software version of KDE software:
KDE3.1
noatun 2.2.1
kaboodle 1.6
arts 1.1.0