eeeb4f3e1f
Several of the dialog were missing acccess keys. Note: access keys not added to Distortion effect as yet, due to complexity of control names changing when the Distortion type is changed.
496 lines
13 KiB
C++
496 lines
13 KiB
C++
/**********************************************************************
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Audacity: A Digital Audio Editor
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ChangeTempo.cpp
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Vaughan Johnson,
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Dominic Mazzoni
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*******************************************************************//**
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\class EffectChangeTempo
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\brief An EffectSoundTouch provides speeding up or
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slowing down tempo without changing pitch.
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*//*******************************************************************/
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#include "../Audacity.h" // for USE_SOUNDTOUCH
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#if USE_SOUNDTOUCH
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#include "ChangeTempo.h"
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#if USE_SBSMS
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#include "../../../lib-src/header-substitutes/sbsms.h"
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#include <wx/valgen.h>
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#endif
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#include <math.h>
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#include <wx/intl.h>
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#include <wx/checkbox.h>
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#include <wx/slider.h>
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#include "../Shuttle.h"
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#include "../ShuttleGui.h"
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#include "../widgets/valnum.h"
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#include "TimeWarper.h"
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#include "LoadEffects.h"
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// Soundtouch defines these as well, which are also in generated configmac.h
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// and configunix.h, so get rid of them before including,
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// to avoid compiler warnings, and be sure to do this
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// after all other #includes, to avoid any mischief that might result
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// from doing the un-definitions before seeing any wx headers.
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#undef PACKAGE_NAME
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#undef PACKAGE_STRING
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#undef PACKAGE_TARNAME
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#undef PACKAGE_VERSION
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#undef PACKAGE_BUGREPORT
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#undef PACKAGE
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#undef VERSION
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#include "SoundTouch.h"
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enum
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{
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ID_PercentChange = 10000,
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ID_FromBPM,
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ID_ToBPM,
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ID_FromLength,
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ID_ToLength
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};
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// Soundtouch is not reasonable below -99% or above 3000%.
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// Define keys, defaults, minimums, and maximums for the effect parameters
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//
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// Name Type Key Def Min Max Scale
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Param( Percentage, double, wxT("Percentage"), 0.0, -95.0, 3000.0, 1 );
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Param( UseSBSMS, bool, wxT("SBSMS"), false, false, true, 1 );
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// We warp the slider to go up to 400%, but user can enter higher values.
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static const double kSliderMax = 100.0; // warped above zero to actually go up to 400%
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static const double kSliderWarp = 1.30105; // warp power takes max from 100 to 400.
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//
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// EffectChangeTempo
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//
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const ComponentInterfaceSymbol EffectChangeTempo::Symbol
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{ XO("Change Tempo") };
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namespace{ BuiltinEffectsModule::Registration< EffectChangeTempo > reg; }
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BEGIN_EVENT_TABLE(EffectChangeTempo, wxEvtHandler)
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EVT_TEXT(ID_PercentChange, EffectChangeTempo::OnText_PercentChange)
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EVT_SLIDER(ID_PercentChange, EffectChangeTempo::OnSlider_PercentChange)
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EVT_TEXT(ID_FromBPM, EffectChangeTempo::OnText_FromBPM)
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EVT_TEXT(ID_ToBPM, EffectChangeTempo::OnText_ToBPM)
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EVT_TEXT(ID_ToLength, EffectChangeTempo::OnText_ToLength)
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END_EVENT_TABLE()
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EffectChangeTempo::EffectChangeTempo()
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{
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m_PercentChange = DEF_Percentage;
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m_FromBPM = 0.0; // indicates not yet set
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m_ToBPM = 0.0; // indicates not yet set
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m_FromLength = 0.0;
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m_ToLength = 0.0;
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m_bLoopDetect = false;
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#if USE_SBSMS
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mUseSBSMS = DEF_UseSBSMS;
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#else
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mUseSBSMS = false;
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#endif
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SetLinearEffectFlag(true);
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}
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EffectChangeTempo::~EffectChangeTempo()
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{
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}
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// ComponentInterface implementation
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ComponentInterfaceSymbol EffectChangeTempo::GetSymbol()
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{
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return Symbol;
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}
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TranslatableString EffectChangeTempo::GetDescription()
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{
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return XO("Changes the tempo of a selection without changing its pitch");
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}
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wxString EffectChangeTempo::ManualPage()
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{
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return wxT("Change_Tempo");
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}
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// EffectDefinitionInterface implementation
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EffectType EffectChangeTempo::GetType()
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{
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return EffectTypeProcess;
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}
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bool EffectChangeTempo::SupportsAutomation()
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{
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return true;
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}
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// EffectClientInterface implementation
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bool EffectChangeTempo::DefineParams( ShuttleParams & S ){
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S.SHUTTLE_PARAM( m_PercentChange, Percentage );
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S.SHUTTLE_PARAM( mUseSBSMS, UseSBSMS );
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return true;
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}
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bool EffectChangeTempo::GetAutomationParameters(CommandParameters & parms)
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{
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parms.Write(KEY_Percentage, m_PercentChange);
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parms.Write(KEY_UseSBSMS, mUseSBSMS);
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return true;
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}
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bool EffectChangeTempo::SetAutomationParameters(CommandParameters & parms)
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{
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ReadAndVerifyDouble(Percentage);
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m_PercentChange = Percentage;
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#if USE_SBSMS
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ReadAndVerifyBool(UseSBSMS);
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mUseSBSMS = UseSBSMS;
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#else
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mUseSBSMS = false;
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#endif
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return true;
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}
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// Effect implementation
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double EffectChangeTempo::CalcPreviewInputLength(double previewLength)
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{
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return previewLength * (100.0 + m_PercentChange) / 100.0;
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}
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bool EffectChangeTempo::CheckWhetherSkipEffect()
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{
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return (m_PercentChange == 0.0);
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}
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bool EffectChangeTempo::Init()
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{
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// The selection might have changed since the last time EffectChangeTempo
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// was invoked, so recalculate the Length parameters.
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m_FromLength = mT1 - mT0;
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m_ToLength = (m_FromLength * 100.0) / (100.0 + m_PercentChange);
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mSoundTouch.reset();
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return true;
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}
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bool EffectChangeTempo::Process()
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{
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bool success = false;
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#if USE_SBSMS
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if (mUseSBSMS)
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{
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double tempoRatio = 1.0 + m_PercentChange / 100.0;
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EffectSBSMS proxy;
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proxy.mProxyEffectName = XO("High Quality Tempo Change");
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proxy.setParameters(tempoRatio, 1.0);
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success = Delegate( proxy );
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}
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else
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#endif
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{
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mSoundTouch = std::make_unique<soundtouch::SoundTouch>();
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mSoundTouch->setTempoChange(m_PercentChange);
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double mT1Dashed = mT0 + (mT1 - mT0)/(m_PercentChange/100.0 + 1.0);
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RegionTimeWarper warper{ mT0, mT1,
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std::make_unique<LinearTimeWarper>(mT0, mT0, mT1, mT1Dashed ) };
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success = EffectSoundTouch::ProcessWithTimeWarper(warper);
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}
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if(success)
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mT1 = mT0 + (mT1 - mT0)/(m_PercentChange/100 + 1.);
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return success;
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}
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void EffectChangeTempo::PopulateOrExchange(ShuttleGui & S)
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{
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enum { precision = 2 };
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S.StartVerticalLay(0);
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{
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S.AddSpace(0, 5);
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S.AddTitle(XO("Change Tempo without Changing Pitch"));
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S.SetBorder(5);
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//
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S.StartMultiColumn(2, wxCENTER);
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{
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m_pTextCtrl_PercentChange = S.Id(ID_PercentChange)
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.Validator<FloatingPointValidator<double>>(
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3, &m_PercentChange, NumValidatorStyle::THREE_TRAILING_ZEROES,
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MIN_Percentage, MAX_Percentage
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)
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.AddTextBox(XO("Percent C&hange:"), wxT(""), 12);
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}
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S.EndMultiColumn();
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//
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S.StartHorizontalLay(wxEXPAND);
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{
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m_pSlider_PercentChange = S.Id(ID_PercentChange)
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.Name(XO("Percent Change"))
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.Style(wxSL_HORIZONTAL)
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.AddSlider( {}, 0, (int)kSliderMax, (int)MIN_Percentage);
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}
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S.EndHorizontalLay();
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S.StartStatic(XO("Beats per minute"));
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{
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S.StartHorizontalLay(wxALIGN_CENTER);
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{
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m_pTextCtrl_FromBPM = S.Id(ID_FromBPM)
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/* i18n-hint: changing a quantity "from" one value "to" another */
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.Name(XO("Beats per minute, from"))
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.Validator<FloatingPointValidator<double>>(
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3, &m_FromBPM,
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NumValidatorStyle::THREE_TRAILING_ZEROES
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| NumValidatorStyle::ZERO_AS_BLANK)
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/* i18n-hint: changing a quantity "from" one value "to" another */
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.AddTextBox(XO("&from"), wxT(""), 12);
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m_pTextCtrl_ToBPM = S.Id(ID_ToBPM)
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/* i18n-hint: changing a quantity "from" one value "to" another */
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.Name(XO("Beats per minute, to"))
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.Validator<FloatingPointValidator<double>>(
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3, &m_ToBPM,
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NumValidatorStyle::THREE_TRAILING_ZEROES
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| NumValidatorStyle::ZERO_AS_BLANK)
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/* i18n-hint: changing a quantity "from" one value "to" another */
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.AddTextBox(XO("&to"), wxT(""), 12);
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}
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S.EndHorizontalLay();
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}
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S.EndStatic();
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//
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S.StartStatic(XO("Length (seconds)"));
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{
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S.StartHorizontalLay(wxALIGN_CENTER);
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{
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m_pTextCtrl_FromLength = S.Id(ID_FromLength)
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.Disable() // Disable because the value comes from the
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// user selection.
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.Validator<FloatingPointValidator<double>>(
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precision, &m_FromLength,
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NumValidatorStyle::TWO_TRAILING_ZEROES)
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/* i18n-hint: changing a quantity "from" one value "to" another */
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.AddTextBox(XO("from"), wxT(""), 12);
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m_pTextCtrl_ToLength = S.Id(ID_ToLength)
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.Validator<FloatingPointValidator<double>>(
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2, &m_ToLength, NumValidatorStyle::TWO_TRAILING_ZEROES,
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// min and max need same precision as what we're validating (bug 963)
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RoundValue( precision,
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(m_FromLength * 100.0) / (100.0 + MAX_Percentage) ),
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RoundValue( precision,
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(m_FromLength * 100.0) / (100.0 + MIN_Percentage) )
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)
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/* i18n-hint: changing a quantity "from" one value "to" another */
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.AddTextBox(XO("t&o"), wxT(""), 12);
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}
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S.EndHorizontalLay();
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}
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S.EndStatic();
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#if USE_SBSMS
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S.StartMultiColumn(2);
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{
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mUseSBSMSCheckBox = S.Validator<wxGenericValidator>(&mUseSBSMS)
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.AddCheckBox(XO("&Use high quality stretching (slow)"),
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mUseSBSMS);
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}
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S.EndMultiColumn();
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#endif
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}
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S.EndVerticalLay();
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return;
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}
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bool EffectChangeTempo::TransferDataToWindow()
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{
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// Reset from length because it can be changed by Preview
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m_FromLength = mT1 - mT0;
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m_bLoopDetect = true;
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if (!mUIParent->TransferDataToWindow())
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{
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return false;
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}
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// percent change controls
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Update_Slider_PercentChange();
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Update_Text_ToBPM();
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Update_Text_ToLength();
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m_bLoopDetect = false;
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// Set the accessibility name here because we need m_pTextCtrl_FromLength to have had its value set
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m_pTextCtrl_ToLength->SetName(
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wxString::Format( _("Length in seconds from %s, to"),
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m_pTextCtrl_FromLength->GetValue() ) );
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return true;
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}
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bool EffectChangeTempo::TransferDataFromWindow()
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{
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if (!mUIParent->Validate() || !mUIParent->TransferDataFromWindow())
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{
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return false;
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}
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return true;
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}
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// handler implementations for EffectChangeTempo
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void EffectChangeTempo::OnText_PercentChange(wxCommandEvent & WXUNUSED(evt))
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{
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if (m_bLoopDetect)
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return;
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m_pTextCtrl_PercentChange->GetValidator()->TransferFromWindow();
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m_bLoopDetect = true;
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Update_Slider_PercentChange();
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Update_Text_ToBPM();
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Update_Text_ToLength();
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m_bLoopDetect = false;
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}
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void EffectChangeTempo::OnSlider_PercentChange(wxCommandEvent & WXUNUSED(evt))
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{
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if (m_bLoopDetect)
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return;
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m_PercentChange = (double)(m_pSlider_PercentChange->GetValue());
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// Warp positive values to actually go up faster & further than negatives.
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if (m_PercentChange > 0.0)
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m_PercentChange = pow(m_PercentChange, kSliderWarp);
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m_bLoopDetect = true;
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Update_Text_PercentChange();
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Update_Text_ToBPM();
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Update_Text_ToLength();
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m_bLoopDetect = false;
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}
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void EffectChangeTempo::OnText_FromBPM(wxCommandEvent & WXUNUSED(evt))
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{
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if (m_bLoopDetect)
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return;
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m_pTextCtrl_FromBPM->GetValidator()->TransferFromWindow();
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m_bLoopDetect = true;
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Update_Text_ToBPM();
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m_bLoopDetect = false;
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}
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void EffectChangeTempo::OnText_ToBPM(wxCommandEvent & WXUNUSED(evt))
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{
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if (m_bLoopDetect)
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return;
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m_pTextCtrl_ToBPM->GetValidator()->TransferFromWindow();
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m_bLoopDetect = true;
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// If FromBPM has already been set, then there's a NEW percent change.
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if (m_FromBPM != 0.0 && m_ToBPM != 0.0)
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{
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m_PercentChange = ((m_ToBPM * 100.0) / m_FromBPM) - 100.0;
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Update_Text_PercentChange();
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Update_Slider_PercentChange();
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Update_Text_ToLength();
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}
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m_bLoopDetect = false;
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}
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void EffectChangeTempo::OnText_ToLength(wxCommandEvent & WXUNUSED(evt))
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{
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if (m_bLoopDetect)
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return;
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m_pTextCtrl_ToLength->GetValidator()->TransferFromWindow();
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if (m_ToLength != 0.0)
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{
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m_PercentChange = ((m_FromLength * 100.0) / m_ToLength) - 100.0;
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}
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m_bLoopDetect = true;
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Update_Text_PercentChange();
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Update_Slider_PercentChange();
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Update_Text_ToBPM();
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m_bLoopDetect = false;
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}
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// helper fns
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void EffectChangeTempo::Update_Text_PercentChange()
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{
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m_pTextCtrl_PercentChange->GetValidator()->TransferToWindow();
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}
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void EffectChangeTempo::Update_Slider_PercentChange()
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{
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double unwarped = m_PercentChange;
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if (unwarped > 0.0)
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// Un-warp values above zero to actually go up to kSliderMax.
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unwarped = pow(m_PercentChange, (1.0 / kSliderWarp));
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// Add 0.5 to unwarped so trunc -> round.
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m_pSlider_PercentChange->SetValue((int)(unwarped + 0.5));
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}
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void EffectChangeTempo::Update_Text_ToBPM()
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// Use m_FromBPM & m_PercentChange to set NEW m_ToBPM & control.
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{
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m_ToBPM = (((m_FromBPM * (100.0 + m_PercentChange)) / 100.0));
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m_pTextCtrl_ToBPM->GetValidator()->TransferToWindow();
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}
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void EffectChangeTempo::Update_Text_ToLength()
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// Use m_FromLength & m_PercentChange to set NEW m_ToLength & control.
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{
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m_ToLength = (m_FromLength * 100.0) / (100.0 + m_PercentChange);
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m_pTextCtrl_ToLength->GetValidator()->TransferToWindow();
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}
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#endif // USE_SOUNDTOUCH
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