Bug#1076150: ardour: Choppy sound when exporting to audio file

[tcrass <me@tcrass.de>]

Package: ardour
Version: 1:8.6.0+ds-1+b1
Severity: important
X-Debbugs-Cc: me@tcrass.de

Dear Maintainer,

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-- System Information:
Debian Release: trixie/sid
  APT prefers testing
  APT policy: (700, 'testing'), (500, 'stable-updates'), (500, 'stable-security'), (500, 'stable'), (300, 'unstable')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 6.9.7-amd64 (SMP w/16 CPU threads; PREEMPT)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8), LANGUAGE=en_US
Shell: /bin/sh linked to /usr/bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages ardour depends on:
ii  ardour-data          1:8.6.0+ds-1
ii  ardour-lv2-plugins   1:8.6.0+ds-1+b1
ii  libarchive13t64      3.7.2-2.1
ii  libasound2t64        1.2.12-1
ii  libaubio5            0.4.9-4.4
ii  libc6                2.38-14
ii  libcairo2            1.18.0-3+b1
ii  libcairomm-1.0-1v5   1.14.5-2
ii  libcurl3t64-gnutls   8.8.0-1
ii  libcwiid1t64         0.6.91-7.1+b2
ii  libdbus-1-3          1.14.10-4+b1
ii  libfftw3-single3     3.3.10-1+b3
ii  libfluidsynth3       2.3.5-1
ii  libfontconfig1       2.15.0-1.1
ii  libgcc-s1            14-20240330-1
ii  libglib2.0-0t64      2.80.3-1
ii  libglibmm-2.4-1t64   2.66.7-1
ii  liblilv-0-0          0.24.24-2
ii  liblo7               0.32-1
ii  liblrdf0             0.6.1-4+b1
ii  libltc11             1.3.2-1+b1
ii  libpango-1.0-0       1.54.0+ds-1
ii  libpangocairo-1.0-0  1.54.0+ds-1
ii  libpangoft2-1.0-0    1.54.0+ds-1
ii  libpangomm-1.4-1v5   2.46.4-1+b1
ii  libpng16-16t64       1.6.43-5
ii  libpulse0            16.1+dfsg1-5.1
ii  libqm-dsp0t64        1.7.1-9
ii  libreadline8t64      8.2-4
ii  librubberband2       3.3.0+dfsg-2+b2
ii  libsamplerate0       0.2.2-4+b1
ii  libsigc++-2.0-0v5    2.12.1-2
ii  libsndfile1          1.2.2-1+b2
ii  libstdc++6           14-20240330-1
ii  libtag1v5            1.13.1-1+b1
ii  libusb-1.0-0         2:1.0.27-1
ii  libvamp-hostsdk3t64  2.10.0-5
ii  libvamp-sdk2t64      2.10.0-5
ii  libwebsockets19t64   4.3.3-1.1
ii  libx11-6             2:1.8.7-1+b1
ii  libxext6             2:1.3.4-1+b1
ii  libxinerama1         2:1.1.4-3+b1
ii  libxml2              2.9.14+dfsg-1.3+b3
ii  libxrandr2           2:1.5.4-1

Versions of packages ardour recommends:
ii  ardour-video-timeline  1:8.6.0+ds-1

ardour suggests no packages.

-- no debconf information