audio/wavetable
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Allow wavetables without metadata

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This commit is contained in:
Roland Rabien 2023-09-29 21:06:19 -07:00
commit c9365c8fe0
5 changed files with 94 additions and 28 deletions
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1
Changelist.txt
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@ -7,6 +7,7 @@
- Draw all phase dots for LFO and Step LFO
- Try and make delay less zippery (WIP)
- Scroll wheel can adjust combo boxes
- Fixed presets getting deleted when renaming
1.0.3:

3
plugin/Resources/layout.json
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@ -13,7 +13,8 @@
{ "id": "Spread", "x": "prevR()", "y": "prevY()", "w": 56, "h": 70 },
{ "id": "Formant", "x": "prevR()", "y": "prevY()", "w": 56, "h": 70 },
{ "id": "Bend", "x": "prevR()", "y": "prevY()", "w": 56, "h": 70 },
{ "id": "wt", "x": "prevR()", "y": 23, "r": "parW()", "b": "parH()" }
{ "id": "wt", "x": "prevR()", "y": 23, "r": "parW()", "b": "parH()" },
{ "id": "add", "r": "parW() - 8", "b": "parH() - 8", "w": 16, "h": 16 }
]
},
{ "id": "noise", "x": "0", "y": "prevB()+1", "w": 120, "h": 163, "children":

69
plugin/Source/Panels.h
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@ -24,25 +24,41 @@ public:
addEnable (osc.enable);
addControl (new gin::Knob (osc.pos), 0, 0);
addControl (new gin::Knob (osc.tune, true), 1, 0);
addControl (new gin::Knob (osc.finetune, true), 2, 0);
addControl (new gin::Knob (osc.level), 3, 0);
addControl (new gin::Knob (osc.pan, true), 4, 0);
addControl (new gin::Knob (osc.pos));
addControl (new gin::Knob (osc.tune, true));
addControl (new gin::Knob (osc.finetune, true));
addControl (new gin::Knob (osc.level));
addControl (new gin::Knob (osc.pan, true));
addControl (new gin::Select (osc.voices), 0, 1);
addControl (detune = new gin::Knob (osc.detune), 1, 1);
addControl (spread = new gin::Knob (osc.spread), 2, 1);
addControl (new gin::Knob (osc.formant, true), 3, 1);
addControl (new gin::Knob (osc.bend, true), 4, 1);
addControl (new gin::Select (osc.voices));
addControl (detune = new gin::Knob (osc.detune));
addControl (spread = new gin::Knob (osc.spread));
addControl (new gin::Knob (osc.formant, true));
addControl (new gin::Knob (osc.bend, true));
watchParam (osc.voices);
wt = new gin::WavetableComponent();
wt->setName ("wt");
wt->setWavetables (idx == 0 ? &proc.osc1Tables : &proc.osc2Tables);
wt->onFileDrop = [this] (const juce::File& f) { proc.loadUserWavetable (idx, f); };
addControl (wt, 5, 0, 3, 2);
wt->onFileDrop = [this] (const juce::File& f) { loadUserWavetable (f); };
addControl (wt);
addAndMakeVisible (addButton);
addButton.onClick = [this]
{
auto chooser = std::make_shared<juce::FileChooser> (juce::String ("Load Wavetable"), juce::File(), juce::String ("*.wav"));
auto chooserFlags = juce::FileBrowserComponent::canSelectFiles | juce::FileBrowserComponent::openMode;
chooser->launchAsync (chooserFlags, [this, chooser] (const juce::FileChooser&)
{
auto f = chooser->getResult();
if (! f.existsAsFile())
return;
loadUserWavetable (f);
} );
};
timer.startTimerHz (60);
timer.onTimer = [this]
@ -66,6 +82,34 @@ public:
proc.osc2Table.removeListener (this);
}
void loadUserWavetable (const juce::File& f)
{
auto sz = gin::getWavetableSize (f);
if (sz <= 0)
{
auto w = std::make_shared<gin::PluginAlertWindow> ("Import Wavetable", "Wav file does not contain Wavetable metadata. What is the wavetable size?", juce::AlertWindow::NoIcon, getParentComponent());
w->setLookAndFeel (proc.lf.get());
w->addComboBox ("size", { "256", "512", "1024", "2048" }, "Samples per table:");
w->getComboBoxComponent ("size")->setSelectedItemIndex (3);
w->addButton ("OK", 1, juce::KeyPress (juce::KeyPress::returnKey));
w->addButton ("Cancel", 0, juce::KeyPress (juce::KeyPress::escapeKey));
w->runAsync (*getParentComponent(), [this, w, f] (int ret)
{
auto userSize = w->getComboBoxComponent ("size")->getText().getIntValue();
w->setVisible (false);
if (ret == 1)
proc.loadUserWavetable (idx, f, userSize);
});
}
else
{
proc.loadUserWavetable (idx, f, -1);
}
}
void mouseUp (const juce::MouseEvent& e) override
{
auto& h = getHeader();
@ -145,6 +189,7 @@ public:
gin::SVGButton nextButton { "next", gin::Assets::next };
gin::SVGButton prevButton { "prev", gin::Assets::prev };
gin::SVGButton addButton { "add", gin::Assets::add };
};
//==============================================================================

42
plugin/Source/PluginProcessor.cpp
View file

@ -543,23 +543,23 @@ void WavetableAudioProcessor::reloadWavetables()
if (userTable1.getSize() > 0)
{
if (shouldLoad (0, osc1Table.toString(), sr))
loadWaveTable (osc1Tables, sr, userTable1, "wav");
loadWaveTable (osc1Tables, sr, userTable1, "wav", osc1Size);
}
else if (auto mb = loadMemory (osc1Table.toString()); mb.getSize() > 0)
{
if (shouldLoad (0, osc1Table.toString(), sr))
loadWaveTable (osc1Tables, sr, mb, "flac");
loadWaveTable (osc1Tables, sr, mb, "flac", osc1Size);
}
if (userTable2.getSize() > 0)
{
if (shouldLoad (0, osc2Table.toString(), sr))
loadWaveTable (osc2Tables, sr, userTable2, "wav");
loadWaveTable (osc2Tables, sr, userTable2, "wav", osc2Size);
}
else if (auto mb = loadMemory (osc2Table.toString()); mb.getSize() > 0)
{
if (shouldLoad (1, osc2Table.toString(), sr))
loadWaveTable (osc2Tables, sr, mb, "flac");
loadWaveTable (osc2Tables, sr, mb, "flac", osc2Size);
}
}
@ -590,20 +590,24 @@ void WavetableAudioProcessor::incWavetable (int osc, int delta)
reloadWavetables();
}
void WavetableAudioProcessor::loadUserWavetable (int osc, const juce::File f)
bool WavetableAudioProcessor::loadUserWavetable (int osc, const juce::File& f, int sz)
{
auto& table = osc == 0 ? osc1Tables : osc2Tables;
auto& mb = osc == 0 ? userTable1 : userTable2;
auto& name = osc == 0 ? osc1Table : osc2Table;
auto& size = osc == 0 ? osc1Size : osc2Size;
juce::MemoryBlock raw;
f.loadFileAsData (raw);
if (loadWaveTable (table, gin::Processor::getSampleRate(), raw, "wav"))
if (loadWaveTable (table, gin::Processor::getSampleRate(), raw, "wav", sz))
{
mb = raw;
name = f.getFileNameWithoutExtension();
size = sz;
return true;
}
return false;
}
//==============================================================================
@ -614,6 +618,9 @@ void WavetableAudioProcessor::stateUpdated()
osc1Table = state.getProperty ("wt1");
osc2Table = state.getProperty ("wt2");
osc1Size = state.getProperty ("wt1Size", -1);
osc2Size = state.getProperty ("wt2Size", -1);
userTable1.reset();
userTable2.reset();
@ -632,6 +639,9 @@ void WavetableAudioProcessor::updateState()
state.setProperty ("wt1", osc1Table, nullptr);
state.setProperty ("wt2", osc2Table, nullptr);
state.setProperty ("wt1Size", osc1Size, nullptr);
state.setProperty ("wt2Size", osc2Size, nullptr);
state.setProperty ("wt1Data", userTable1.toBase64Encoding(), nullptr);
state.setProperty ("wt2Data", userTable2.toBase64Encoding(), nullptr);
}
@ -979,7 +989,7 @@ void WavetableAudioProcessor::updateParams (int newBlockSize)
outputGain.setGain (modMatrix.getValue (globalParams.level));
}
bool WavetableAudioProcessor::loadWaveTable (juce::OwnedArray<gin::BandLimitedLookupTable>& table, double sr, const juce::MemoryBlock& wav, const juce::String& format)
bool WavetableAudioProcessor::loadWaveTable (juce::OwnedArray<gin::BandLimitedLookupTable>& table, double sr, const juce::MemoryBlock& wav, const juce::String& format, int size)
{
auto is = new juce::MemoryInputStream (wav, false);
@ -987,14 +997,22 @@ bool WavetableAudioProcessor::loadWaveTable (juce::OwnedArray<gin::BandLimitedLo
{
if (auto reader = std::unique_ptr<juce::AudioFormatReader> (juce::WavAudioFormat().createReaderFor (is, true)))
{
if (auto sz = gin::getWavetableSize (wav); sz > 0)
if (size <= 0)
size = gin::getWavetableSize (wav);
if (size > 0)
{
juce::AudioSampleBuffer buf (1, int (reader->lengthInSamples));
reader->read (&buf, 0, int (reader->lengthInSamples), 0, true, false);
int samplesToUse = int (reader->lengthInSamples);
int frames = samplesToUse / size;
samplesToUse = frames * size;
juce::AudioSampleBuffer buf (1, samplesToUse);
reader->read (&buf, 0, samplesToUse, 0, true, false);
juce::OwnedArray<gin::BandLimitedLookupTable> t;
loadWavetables (t, sr, buf, reader->sampleRate, sz);
loadWavetables (t, sr, buf, reader->sampleRate, size);
juce::ScopedLock sl (dspLock);
std::swap (t, table);

5
plugin/Source/PluginProcessor.h
View file

@ -41,10 +41,10 @@ public:
void reloadWavetables();
void incWavetable (int osc, int delta);
void loadUserWavetable (int osc, const juce::File f);
bool loadUserWavetable (int osc, const juce::File& f, int sz);
void applyEffects (juce::AudioSampleBuffer& buffer);
bool loadWaveTable (juce::OwnedArray<gin::BandLimitedLookupTable>& table, double sr, const juce::MemoryBlock& wav, const juce::String& format);
bool loadWaveTable (juce::OwnedArray<gin::BandLimitedLookupTable>& table, double sr, const juce::MemoryBlock& wav, const juce::String& format, int size);
// Voice Params
struct OSCParams
@ -261,6 +261,7 @@ public:
juce::Value osc1Table, osc2Table;
juce::MemoryBlock userTable1, userTable2;
int osc1Size = -1, osc2Size = -1;
//==============================================================================
gin::ModMatrix modMatrix;