diff options
Diffstat (limited to 'libs/ardour/thread_buffers.cc')
| -rw-r--r-- | libs/ardour/thread_buffers.cc | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libs/ardour/thread_buffers.cc b/libs/ardour/thread_buffers.cc index 2436b6d365..f30edee572 100644 --- a/libs/ardour/thread_buffers.cc +++ b/libs/ardour/thread_buffers.cc @@ -18,6 +18,7 @@ */ #include <iostream> +#include <algorithm> #include "ardour/audioengine.h" #include "ardour/buffer_set.h" @@ -68,6 +69,10 @@ ThreadBuffers::ensure_buffers (ChanCount howmany) void ThreadBuffers::allocate_pan_automation_buffers (framecnt_t nframes, uint32_t howmany, bool force) { + /* we always need at least 2 pan buffers */ + + howmany = max (2U, howmany); + if (!force && howmany <= npan_buffers) { return; } |