path: root/audio/ardour/files/patch-aubio4

commit 1eaa30b7257f006878c9b2c88ecbaea5bc36b174
Author: Robin Gareus <robin@gareus.org>
Date:   Sun Jan 12 18:11:14 2014 +0100

    aubio 3+4 compat

diff --git libs/vamp-plugins/Onset.cpp libs/vamp-plugins/Onset.cpp
index d475b11..196ca29 100644
--- libs/vamp-plugins/Onset.cpp
+++ libs/vamp-plugins/Onset.cpp
@@ -22,29 +22,51 @@ using std::vector;
 using std::cerr;
 using std::endl;
 
+#ifdef HAVE_AUBIO4
+const char *getAubioNameForOnsetType(OnsetType t)
+{
+    // In the same order as the enum elements in the header
+    static const char *const names[] = {
+        "energy", "specdiff", "hfc", "complex", "phase", "kl", "mkl", "specflux"
+    };
+    return names[(int)t];
+}
+#endif
+
 Onset::Onset(float inputSampleRate) :
     Plugin(inputSampleRate),
     m_ibuf(0),
-    m_fftgrain(0),
     m_onset(0),
+#ifdef HAVE_AUBIO4
+    m_onsetdet(0),
+    m_onsettype(OnsetComplex),
+    m_minioi(4),
+    m_silence(-70),
+#else
+    m_fftgrain(0),
     m_pv(0),
     m_peakpick(0),
     m_onsetdet(0),
     m_onsettype(aubio_onset_complex),
-    m_threshold(0.3),
+    m_channelCount(1),
     m_silence(-90),
-    m_channelCount(1)
+#endif
+    m_threshold(0.3)
 {
 }
 
 Onset::~Onset()
 {
+#ifdef HAVE_AUBIO4
+    if (m_onsetdet) del_aubio_onset(m_onsetdet);
+#else
     if (m_onsetdet) aubio_onsetdetection_free(m_onsetdet);
-    if (m_ibuf) del_fvec(m_ibuf);
-    if (m_onset) del_fvec(m_onset);
     if (m_fftgrain) del_cvec(m_fftgrain);
     if (m_pv) del_aubio_pvoc(m_pv);
     if (m_peakpick) del_aubio_peakpicker(m_peakpick);
+#endif
+    if (m_ibuf) del_fvec(m_ibuf);
+    if (m_onset) del_fvec(m_onset);
 }
 
 string
@@ -74,7 +96,11 @@ Onset::getMaker() const
 int
 Onset::getPluginVersion() const
 {
+#ifdef HAVE_AUBIO4
+    return 2;
+#else
     return 1;
+#endif
 }
 
 string
@@ -86,10 +112,20 @@ Onset::getCopyright() const
 bool
 Onset::initialise(size_t channels, size_t stepSize, size_t blockSize)
 {
-    m_channelCount = channels;
     m_stepSize = stepSize;
     m_blockSize = blockSize;
 
+#ifdef HAVE_AUBIO4
+    if (channels != 1) {
+        std::cerr << "Onset::initialise: channels must be 1" << std::endl;
+        return false;
+    }
+    m_ibuf = new_fvec(stepSize);
+    m_onset = new_fvec(1);
+    reset();
+#else
+    m_channelCount = channels;
+
     m_ibuf = new_fvec(stepSize, channels);
     m_onset = new_fvec(1, channels);
     m_fftgrain = new_cvec(blockSize, channels);
@@ -103,13 +139,32 @@ Onset::initialise(size_t channels, size_t stepSize, size_t blockSize)
 
     m_lastOnset = Vamp::RealTime::zeroTime - m_delay - m_delay;
 
+#endif
     return true;
 }
 
+#ifdef HAVE_AUBIO4
 void
 Onset::reset()
 {
+    if (m_onsetdet) del_aubio_onset(m_onsetdet);
+
+    m_onsetdet = new_aubio_onset
+        (const_cast<char *>(getAubioNameForOnsetType(m_onsettype)),
+         m_blockSize,
+         m_stepSize,
+         lrintf(m_inputSampleRate));
+    
+    aubio_onset_set_threshold(m_onsetdet, m_threshold);
+    aubio_onset_set_silence(m_onsetdet, m_silence);
+    aubio_onset_set_minioi(m_onsetdet, m_minioi);
+
+    m_delay = Vamp::RealTime::frame2RealTime(4 * m_stepSize,
+                                             lrintf(m_inputSampleRate));
+
+    m_lastOnset = Vamp::RealTime::zeroTime - m_delay - m_delay;
 }
+#endif
 
 size_t
 Onset::getPreferredStepSize() const
@@ -132,8 +187,13 @@ Onset::getParameterDescriptors() const
     desc.identifier = "onsettype";
     desc.name = "Onset Detection Function Type";
     desc.minValue = 0;
+#ifdef HAVE_AUBIO4
+    desc.maxValue = 7;
+    desc.defaultValue = (int)OnsetComplex;
+#else
     desc.maxValue = 6;
     desc.defaultValue = (int)aubio_onset_complex;
+#endif
     desc.isQuantized = true;
     desc.quantizeStep = 1;
     desc.valueNames.push_back("Energy Based");
@@ -143,6 +203,9 @@ Onset::getParameterDescriptors() const
     desc.valueNames.push_back("Phase Deviation");
     desc.valueNames.push_back("Kullback-Liebler");
     desc.valueNames.push_back("Modified Kullback-Liebler");
+#ifdef HAVE_AUBIO4
+    desc.valueNames.push_back("Spectral Flux");
+#endif
     list.push_back(desc);
 
     desc = ParameterDescriptor();
@@ -159,11 +222,27 @@ Onset::getParameterDescriptors() const
     desc.name = "Silence Threshold";
     desc.minValue = -120;
     desc.maxValue = 0;
+#ifdef HAVE_AUBIO4
+    desc.defaultValue = -70;
+#else
     desc.defaultValue = -90;
+#endif
     desc.unit = "dB";
     desc.isQuantized = false;
     list.push_back(desc);
 
+#ifdef HAVE_AUBIO4
+    desc = ParameterDescriptor();
+    desc.identifier = "minioi";
+    desc.name = "Minimum Inter-Onset Interval";
+    desc.minValue = 0;
+    desc.maxValue = 40;
+    desc.defaultValue = 4;
+    desc.unit = "ms";
+    desc.isQuantized = true;
+    desc.quantizeStep = 1;
+    list.push_back(desc);
+#endif
     return list;
 }
 
@@ -176,6 +255,10 @@ Onset::getParameter(std::string param) const
         return m_threshold;
     } else if (param == "silencethreshold") {
         return m_silence;
+#ifdef HAVE_AUBIO4
+    } else if (param == "minioi") {
+        return m_minioi;
+#endif
     } else {
         return 0.0;
     }
@@ -186,6 +269,16 @@ Onset::setParameter(std::string param, float value)
 {
     if (param == "onsettype") {
         switch (lrintf(value)) {
+#ifdef HAVE_AUBIO4
+        case 0: m_onsettype = OnsetEnergy; break;
+        case 1: m_onsettype = OnsetSpecDiff; break;
+        case 2: m_onsettype = OnsetHFC; break;
+        case 3: m_onsettype = OnsetComplex; break;
+        case 4: m_onsettype = OnsetPhase; break;
+        case 5: m_onsettype = OnsetKL; break;
+        case 6: m_onsettype = OnsetMKL; break;
+        case 7: m_onsettype = OnsetSpecFlux; break;
+#else
         case 0: m_onsettype = aubio_onset_energy; break;
         case 1: m_onsettype = aubio_onset_specdiff; break;
         case 2: m_onsettype = aubio_onset_hfc; break;
@@ -193,11 +286,16 @@ Onset::setParameter(std::string param, float value)
         case 4: m_onsettype = aubio_onset_phase; break;
         case 5: m_onsettype = aubio_onset_kl; break;
         case 6: m_onsettype = aubio_onset_mkl; break;
+#endif
         }
     } else if (param == "peakpickthreshold") {
         m_threshold = value;
     } else if (param == "silencethreshold") {
         m_silence = value;
+#ifdef HAVE_AUBIO4
+    } else if (param == "minioi") {
+        m_minioi = value;
+#endif
     }
 }
 
@@ -216,6 +314,7 @@ Onset::getOutputDescriptors() const
     d.sampleRate = 0;
     list.push_back(d);
 
+#ifndef HAVE_AUBIO4
     d = OutputDescriptor();
     d.identifier = "detectionfunction";
     d.name = "Onset Detection Function";
@@ -226,7 +325,7 @@ Onset::getOutputDescriptors() const
     d.isQuantized = false;
     d.sampleType = OutputDescriptor::OneSamplePerStep;
     list.push_back(d);
-
+#endif
     return list;
 }
 
@@ -234,6 +333,15 @@ Onset::FeatureSet
 Onset::process(const float *const *inputBuffers,
                Vamp::RealTime timestamp)
 {
+#ifdef HAVE_AUBIO4
+    for (size_t i = 0; i < m_stepSize; ++i) {
+        fvec_set_sample(m_ibuf, inputBuffers[0][i], i);
+    }
+
+    aubio_onset_do(m_onsetdet, m_ibuf, m_onset);
+
+    bool isonset = m_onset->data[0];
+#else
     for (size_t i = 0; i < m_stepSize; ++i) {
         for (size_t j = 0; j < m_channelCount; ++j) {
             fvec_write_sample(m_ibuf, inputBuffers[j][i], j, i);
@@ -250,6 +358,7 @@ Onset::process(const float *const *inputBuffers,
             isonset = false;
         }
     }
+#endif
 
     FeatureSet returnFeatures;
 
@@ -263,11 +372,13 @@ Onset::process(const float *const *inputBuffers,
             m_lastOnset = timestamp;
         }
     }
+#ifndef HAVE_AUBIO4
     Feature feature;
     for (size_t j = 0; j < m_channelCount; ++j) {
         feature.values.push_back(m_onset->data[j][0]);
     }
     returnFeatures[1].push_back(feature);
+#endif
 
     return returnFeatures;
 }
diff --git libs/vamp-plugins/Onset.h libs/vamp-plugins/Onset.h
index 314e107..bba95e0 100644
--- libs/vamp-plugins/Onset.h
+++ libs/vamp-plugins/Onset.h
@@ -20,6 +20,19 @@
 #include <vamp-sdk/Plugin.h>
 #include <aubio/aubio.h>
 
+#ifdef HAVE_AUBIO4
+enum OnsetType {
+    OnsetEnergy,
+    OnsetSpecDiff,
+    OnsetHFC,
+    OnsetComplex,
+    OnsetPhase,
+    OnsetKL,
+    OnsetMKL,
+    OnsetSpecFlux // new in 0.4!
+};
+#endif
+
 class Onset : public Vamp::Plugin
 {
 public:
@@ -54,20 +67,25 @@ public:
 
 protected:
     fvec_t *m_ibuf;
-    cvec_t *m_fftgrain;
     fvec_t *m_onset;
+#ifdef HAVE_AUBIO4
+    aubio_onset_t *m_onsetdet;
+    OnsetType m_onsettype;
+    float m_minioi;
+#else
+    cvec_t *m_fftgrain;
     aubio_pvoc_t *m_pv;
     aubio_pickpeak_t *m_peakpick;
     aubio_onsetdetection_t *m_onsetdet;
     aubio_onsetdetection_type m_onsettype;
-    float m_threshold;
+    size_t m_channelCount;
+#endif
     float m_silence;
+    float m_threshold;
     size_t m_stepSize;
     size_t m_blockSize;
-    size_t m_channelCount;
     Vamp::RealTime m_delay;
     Vamp::RealTime m_lastOnset;
 };
 
-
 #endif