diff options
| -rw-r--r-- | libs/canvas/wave_view.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libs/canvas/wave_view.cc b/libs/canvas/wave_view.cc index ca026e9788..c8b8b9042c 100644 --- a/libs/canvas/wave_view.cc +++ b/libs/canvas/wave_view.cc @@ -985,7 +985,7 @@ WaveView::generate_image (boost::shared_ptr<WaveViewThreadRequest> req, bool in_ framepos_t sample_start = max (_region_start, (center - image_samples)); framepos_t sample_end = min (center + image_samples, region_end()); - const int n_peaks = llrintf ((sample_end - sample_start)/ (req->samples_per_pixel)); + const int n_peaks = std::max (1LL, llrint (ceil ((sample_end - sample_start) / (req->samples_per_pixel)))); assert (n_peaks > 0 && n_peaks < 32767); |