diff options
| author | Paul Davis <paul@linuxaudiosystems.com> | 2013-12-30 15:46:44 -0500 |
|---|---|---|
| committer | Paul Davis <paul@linuxaudiosystems.com> | 2013-12-30 15:46:44 -0500 |
| commit | 7158eb7565e603491e2a576581939c55d13f2900 (patch) | |
| tree | ab98f69c05e789aabbc36da274a8defc64224464 /libs | |
| parent | 2d50adaf3acda79f5e961ff3463df4ff259ec8b7 (diff) | |
add configurable clipping level to Canvas::WaveView
Diffstat (limited to 'libs')
| -rw-r--r-- | libs/canvas/canvas/wave_view.h | 4 | ||||
| -rw-r--r-- | libs/canvas/wave_view.cc | 10 |
2 files changed, 13 insertions, 1 deletions
diff --git a/libs/canvas/canvas/wave_view.h b/libs/canvas/canvas/wave_view.h index 3272797e5a..b80ae5183d 100644 --- a/libs/canvas/canvas/wave_view.h +++ b/libs/canvas/canvas/wave_view.h @@ -115,6 +115,9 @@ public: void set_amplitude_above_axis (double v); double amplitude_above_axis () const { return _amplitude_above_axis; } + static void set_clip_level (double dB); + static PBD::Signal0<void> ClipLevelChanged; + #ifdef CANVAS_COMPATIBILITY void*& property_gain_src () { return _foo_void; @@ -163,6 +166,7 @@ private: static bool _global_logscaled; static Shape _global_shape; static bool _global_show_waveform_clipping; + static double _clip_level; static PBD::Signal0<void> VisualPropertiesChanged; diff --git a/libs/canvas/wave_view.cc b/libs/canvas/wave_view.cc index 3467672b88..d73c906f3a 100644 --- a/libs/canvas/wave_view.cc +++ b/libs/canvas/wave_view.cc @@ -45,6 +45,7 @@ double WaveView::_global_gradient_depth = 0.6; bool WaveView::_global_logscaled = false; WaveView::Shape WaveView::_global_shape = WaveView::Normal; bool WaveView::_global_show_waveform_clipping = true; +double WaveView::_clip_level = 0.98853; PBD::Signal0<void> WaveView::VisualPropertiesChanged; @@ -161,6 +162,13 @@ alt_log_meter (float power) return _log_meter (power, -192.0, 0.0, 8.0); } +void +WaveView::set_clip_level (double dB) +{ + _clip_level = dB_to_coefficient (dB); + ClipLevelChanged (); +} + struct LineTips { double top; double bot; @@ -189,7 +197,7 @@ WaveView::draw_image (PeakData* _peaks, int n_peaks) const has been scaled by scale_amplitude() already. */ - const double clip_level = 0.98853 * _region->scale_amplitude(); + const double clip_level = _clip_level * _region->scale_amplitude(); if (_shape == WaveView::Rectified) { |