mirror of
https://github.com/cookiengineer/audacity
synced 2025-09-18 00:50:52 +02:00
Deleted SpikeCleaner.cpp and SpikeCleaner.h. If we want a better spike cleaner we'll (probably) start from a modified noise removal.
This commit is contained in:
james.k.crook@gmail.com
parent
445a6d943b
commit
03202f9c98
@ -1,243 +0,0 @@
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/**********************************************************************
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Audacity: A Digital Audio Editor
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SpikeCleaner.cpp
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Lynn Allan
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******************************************************************//**
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\class EffectSpikeCleaner
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\brief An EffectSimpleMono for removing spikes.
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This is a simple version, Audacity could do with
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a more sophisticated approach to this.
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*//****************************************************************//**
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\class SpikeCleanerDialog
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\brief Dialog for EffectSpikeCleaner
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*//*******************************************************************/
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// JKC: This effect is not yet good enough to be included in Audacity.
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// To save translators from translating it the transaltable strings
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// are marked by _TRANSLATABLE( which is not recognised by gettext and so
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// won't appear in the .pot file.
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// gettext isn't smart enough to ignore commented out code.
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#ifdef NOT_READY_FOR_PRIME_TIME
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#include "../Audacity.h"
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#include <wx/wx.h>
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#include <math.h>
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#include "../Prefs.h"
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#include "SpikeCleaner.h"
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EffectSpikeCleaner::EffectSpikeCleaner()
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{
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Init();
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}
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static int gValidateSpikeFramesRemoved; // odd ... crashes on exit if member variable
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bool EffectSpikeCleaner::Init()
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{
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mSpikeMaxDurationMs = gPrefs->Read(wxT("/CsPresets/SpikeMaxDurationMs"), SKIP_EFFECT_MILLISECOND);
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mSpikeDbChoiceIndex = gPrefs->Read(wxT("/CsPresets/SpikeDbChoiceIndex"), (Enums::NumDbChoices - 1));
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if ((mSpikeDbChoiceIndex < 0) || (mSpikeDbChoiceIndex >= Enums::NumDbChoices)) { // corrupted Prefs?
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mSpikeDbChoiceIndex = Enums::NumDbChoices - 1; // Off-Skip
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gPrefs->Write(wxT("/CsPresets/SpikeDbChoiceIndex"), mSpikeDbChoiceIndex);
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mSpikeMaxDurationMs = SKIP_EFFECT_MILLISECOND;
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gPrefs->Write(wxT("/CsPresets/SpikeMaxDurationMs"), (int)mSpikeMaxDurationMs);
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}
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gValidateSpikeFramesRemoved = 0;
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return true;
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}
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bool EffectSpikeCleaner::CheckWhetherSkipEffect()
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{
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bool rc = ((mSpikeDbChoiceIndex >= (Enums::NumDbChoices - 1))
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|| (mSpikeMaxDurationMs >= SKIP_EFFECT_MILLISECOND));
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return rc;
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}
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void EffectSpikeCleaner::End()
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{
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gPrefs->Write(wxT("/Validate/SpikeFramesRemoved"), gValidateSpikeFramesRemoved);
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}
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bool EffectSpikeCleaner::PromptUser()
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{
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SpikeCleanerDialog dlog(mParent, -1, _TRANSLATABLE("Spike Cleaner"));
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dlog.mSpikeMaxDurationMs = mSpikeMaxDurationMs;
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dlog.mSpikeDbChoiceIndex = mSpikeDbChoiceIndex;
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dlog.TransferDataToWindow();
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dlog.CentreOnParent();
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dlog.ShowModal();
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if (!dlog.GetReturnCode()) {
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return false;
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}
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mSpikeMaxDurationMs = dlog.mSpikeMaxDurationMs;
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gPrefs->Write(wxT("/CsPresets/SpikeMaxDurationMs"), mSpikeMaxDurationMs);
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mSpikeDbChoiceIndex = dlog.mSpikeDbChoiceIndex;
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gPrefs->Write(wxT("/CsPresets/SpikeDbChoiceIndex"), mSpikeDbChoiceIndex);
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return true;
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}
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bool EffectSpikeCleaner::TransferParameters( Shuttle & shuttle )
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{
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shuttle.TransferEnum(wxT("Db"),mSpikeDbChoiceIndex,Enums::NumDbChoices,Enums::GetDbChoices());
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shuttle.TransferInt(wxT("Duration"),mSpikeMaxDurationMs,10);
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return true;
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}
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bool EffectSpikeCleaner::ProcessSimpleMono(float *buffer, sampleCount len)
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{
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float curFrame;
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float fabsCurFrame;
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int state = 1; // 1=WithinSilence 2=WithinNoise
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int innerSilentFrameCount = 0;
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int firstNoiseFrame = 0;
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int noiseLen = 0;
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TrackListOfKindIterator iter(Track::Wave, mTracks);
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WaveTrack *track = (WaveTrack *) iter.First();
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double curRate = track->GetRate();
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int spikeMaxDurationSamples = int((curRate / 1000.0) * double(mSpikeMaxDurationMs));
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int maxInnerSilentFrameCount = spikeMaxDurationSamples / 10;
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double spikeDbSilenceThreshold = Enums::Db2Signal[mSpikeDbChoiceIndex];
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for (int i = 0; i < len; ++i) {
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curFrame = buffer[i];
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fabsCurFrame = (float)fabs(curFrame);
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if (fabsCurFrame < spikeDbSilenceThreshold) {
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if (state == 2) {
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innerSilentFrameCount++;
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if (innerSilentFrameCount > maxInnerSilentFrameCount) {
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state = 1;
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noiseLen = i - firstNoiseFrame;
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if (noiseLen < spikeMaxDurationSamples) {
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for (int j = firstNoiseFrame; j <= i; ++j) {
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gValidateSpikeFramesRemoved++;
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buffer[j] = 0.0;
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}
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}
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}
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}
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}
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else {
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innerSilentFrameCount = 0;
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if (state == 1) {
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state = 2;
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firstNoiseFrame = i;
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}
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}
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}
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return true;
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}
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//----------------------------------------------------------------------------
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// SpikeCleanerDialog
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//----------------------------------------------------------------------------
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#define ID_SPIKE_CLEANER_TEXT 7000
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#define ID_DB_SILENCE_THRESHOLD_CHOICE 7001
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BEGIN_EVENT_TABLE(SpikeCleanerDialog,wxDialog)
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EVT_BUTTON( wxID_OK, SpikeCleanerDialog::OnOk )
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EVT_BUTTON( wxID_CANCEL, SpikeCleanerDialog::OnCancel )
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END_EVENT_TABLE()
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SpikeCleanerDialog::SpikeCleanerDialog(wxWindow *parent, wxWindowID id,
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const wxString &title ) :
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wxDialog( parent, id, title)
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{
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wxBoxSizer *mainSizer = new wxBoxSizer(wxVERTICAL);
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wxStaticText *statText = new wxStaticText(this, -1,
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_TRANSLATABLE("SpikeCleaner by Lynn Allan"));
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mainSizer->Add(statText, 0, wxALIGN_CENTRE | wxALL, 5);
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wxBoxSizer *hSizer = new wxBoxSizer(wxHORIZONTAL);
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statText = new wxStaticText(this, -1, _TRANSLATABLE("Max Spike Duration (milliseconds):"));
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hSizer->Add(statText, 0, wxALIGN_CENTRE | wxALL, 5);
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wxString spikeMaxDurationMsStr;
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spikeMaxDurationMsStr.Printf(wxT("%d"), mSpikeMaxDurationMs);
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mSpikeMaxDurationMsText = new wxTextCtrl(this, ID_SPIKE_CLEANER_TEXT,
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spikeMaxDurationMsStr, wxDefaultPosition,
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wxSize(60, -1), 0,
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wxTextValidator(wxFILTER_NUMERIC));
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hSizer->Add(mSpikeMaxDurationMsText, 0, wxALL, 5);
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mainSizer->Add(hSizer, 0, wxALIGN_CENTRE | wxALL, 5);
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hSizer = new wxBoxSizer(wxHORIZONTAL);
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statText = new wxStaticText(this, -1, _TRANSLATABLE("Theshold for silence: "));
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hSizer->Add(statText, 0, wxALIGN_CENTRE | wxALL, 5);
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mSpikeDbSilenceThresholdChoice = new wxChoice(this, ID_DB_SILENCE_THRESHOLD_CHOICE,
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wxDefaultPosition, wxSize(64, -1), Enums::NumDbChoices,
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Enums::GetDbChoices());
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hSizer->Add(mSpikeDbSilenceThresholdChoice, 0, wxALIGN_CENTER | wxALL, 4);
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mainSizer->Add(hSizer, 0, wxALIGN_CENTRE | wxALL, 5);
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hSizer = new wxBoxSizer(wxHORIZONTAL);
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wxButton *cancel = new wxButton(this, wxID_CANCEL, _TRANSLATABLE("&Cancel"));
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hSizer->Add(cancel, 0, wxALIGN_CENTRE|wxALL, 5);
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wxButton *ok = new wxButton(this, wxID_OK, _TRANSLATABLE("&OK"));
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ok->SetDefault();
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hSizer->Add(ok, 0, wxALIGN_CENTRE|wxALL, 5);
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mainSizer->Add(hSizer, 0, wxALIGN_CENTRE|wxALIGN_CENTER_VERTICAL|wxALL, 5);
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SetAutoLayout(true);
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SetSizer(mainSizer);
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mainSizer->Fit(this);
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mainSizer->SetSizeHints(this);
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}
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bool SpikeCleanerDialog::TransferDataToWindow()
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{
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mSpikeMaxDurationMsText->SetValue(wxString::Format(wxT("%d"), mSpikeMaxDurationMs));
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mSpikeDbSilenceThresholdChoice->SetSelection(mSpikeDbChoiceIndex);
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return true;
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}
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bool SpikeCleanerDialog::TransferDataFromWindow()
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{
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long ms;
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mSpikeMaxDurationMsText->GetValue().ToLong(&ms);
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mSpikeMaxDurationMs = ms;
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mSpikeDbChoiceIndex = mSpikeDbSilenceThresholdChoice->GetSelection();
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return true;
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}
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void SpikeCleanerDialog::OnOk(wxCommandEvent &event)
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{
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TransferDataFromWindow();
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EndModal(true);
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}
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void SpikeCleanerDialog::OnCancel(wxCommandEvent &event)
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{
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EndModal(false);
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}
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#endif
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@ -1,80 +0,0 @@
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/**********************************************************************
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Audacity: A Digital Audio Editor
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SpikeCleaner.h
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Lynn Allan
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**********************************************************************/
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#ifndef __AUDACITY_EFFECT_SPIKE_CLEANER__
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#define __AUDACITY_EFFECT_SPIKE_CLEANER__
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#include "SimpleMono.h"
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#include <wx/dialog.h>
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class wxTextCtrl;
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class wxChoice;
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class EffectSpikeCleaner: public EffectSimpleMono {
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public:
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EffectSpikeCleaner();
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virtual wxString GetEffectName() {
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return wxString(_TRANSLATABLE("Spike Cleaner..."));
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}
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virtual wxString GetEffectIdentifier() {
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return wxString(wxT("SpikeCleaner"));
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}
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virtual wxString GetEffectAction() {
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return wxString(_TRANSLATABLE("Applying Spike Cleaner..."));
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}
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virtual bool Init();
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virtual bool CheckWhetherSkipEffect();
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virtual void End();
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virtual bool PromptUser();
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virtual bool TransferParameters( Shuttle & shuttle );
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protected:
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virtual bool ProcessSimpleMono(float *buffer, sampleCount len);
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private:
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friend class SpikeCleanerDialog;
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int mSpikeMaxDurationMs;
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int mSpikeDbChoiceIndex;
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};
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//----------------------------------------------------------------------------
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// SpikeCleanerDialog
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//----------------------------------------------------------------------------
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class SpikeCleanerDialog: public wxDialog
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{
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public:
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// constructors and destructors
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SpikeCleanerDialog(wxWindow *parent, wxWindowID id, const wxString &title);
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int mSpikeMaxDurationMs;
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int mSpikeDbChoiceIndex;
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virtual bool TransferDataToWindow();
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virtual bool TransferDataFromWindow();
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private:
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wxTextCtrl *mSpikeMaxDurationMsText;
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wxChoice *mSpikeDbSilenceThresholdChoice;
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void OnOk( wxCommandEvent &event );
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void OnCancel( wxCommandEvent &event );
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private:
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DECLARE_EVENT_TABLE()
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};
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#endif
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