deepblue/samplebrain
1
0
Fork 0
mirror of https://gitlab.com/then-try-this/samplebrain.git synced 2025-05-12 18:47:21 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

added stickyness and started being anal about compiler warnings

Browse Source
This commit is contained in:
dave griffiths 2015-09-14 11:03:12 +01:00
parent d4b937f0f0
commit ad64e64984
14 changed files with 239 additions and 55 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

129
samplebrain/interface/samplebrain.ui
View File

@ -6,12 +6,12 @@
<rect> <rect>
<x>0</x> <x>0</x>
<y>0</y> <y>0</y>
<width>1134</width> <width>1220</width>
<height>707</height> <height>755</height>
</rect> </rect>
</property> </property>
<property name="windowTitle"> <property name="windowTitle">
<string>samplebrain 0.8</string> <string>samplebrain 0.10</string>
</property> </property>
<widget class="QWidget" name="centralwidget"> <widget class="QWidget" name="centralwidget">
<layout class="QVBoxLayout" name="verticalLayout_4"> <layout class="QVBoxLayout" name="verticalLayout_4">
@ -374,6 +374,69 @@
</item> </item>
</layout> </layout>
</item> </item>
<item>
<layout class="QHBoxLayout" name="horizontalLayout_21">
<item>
<widget class="QLabel" name="label_30">
<property name="font">
<font>
<family>Comic Sans MS</family>
<pointsize>9</pointsize>
<weight>75</weight>
<bold>true</bold>
</font>
</property>
<property name="toolTip">
<string/>
</property>
<property name="text">
<string>stickyness</string>
</property>
</widget>
</item>
<item>
<widget class="QSlider" name="sliderStickyness">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Fixed">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="toolTip">
<string>how long it takes for the novelty to wear off</string>
</property>
<property name="maximum">
<number>100</number>
</property>
<property name="value">
<number>0</number>
</property>
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
</widget>
</item>
<item>
<widget class="QDoubleSpinBox" name="doubleSpinBoxStickyness">
<property name="sizePolicy">
<sizepolicy hsizetype="Fixed" vsizetype="Fixed">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="maximum">
<double>1.000000000000000</double>
</property>
<property name="singleStep">
<double>0.010000000000000</double>
</property>
<property name="value">
<double>0.000000000000000</double>
</property>
</widget>
</item>
</layout>
</item>
<item> <item>
<layout class="QHBoxLayout" name="horizontalLayout_19"> <layout class="QHBoxLayout" name="horizontalLayout_19">
<item> <item>
@ -671,6 +734,19 @@
</property> </property>
</spacer> </spacer>
</item> </item>
<item>
<spacer name="verticalSpacer_3">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>240</width>
<height>574</height>
</size>
</property>
</spacer>
</item>
<item> <item>
<widget class="QLabel" name="label_23"> <widget class="QLabel" name="label_23">
<property name="font"> <property name="font">
@ -803,19 +879,6 @@
</item> </item>
</layout> </layout>
</item> </item>
<item>
<spacer name="verticalSpacer_3">
<property name="orientation">
<enum>Qt::Vertical</enum>
</property>
<property name="sizeHint" stdset="0">
<size>
<width>20</width>
<height>40</height>
</size>
</property>
</spacer>
</item>
</layout> </layout>
</item> </item>
<item> <item>
@ -2456,6 +2519,38 @@
</hint> </hint>
</hints> </hints>
</connection> </connection>
<connection>
<sender>doubleSpinBoxStickyness</sender>
<signal>valueChanged(double)</signal>
<receiver>MainWindow</receiver>
<slot>stickyness_slot(double)</slot>
<hints>
<hint type="sourcelabel">
<x>385</x>
<y>296</y>
</hint>
<hint type="destinationlabel">
<x>609</x>
<y>377</y>
</hint>
</hints>
</connection>
<connection>
<sender>sliderStickyness</sender>
<signal>valueChanged(int)</signal>
<receiver>MainWindow</receiver>
<slot>stickyness_slot(int)</slot>
<hints>
<hint type="sourcelabel">
<x>266</x>
<y>296</y>
</hint>
<hint type="destinationlabel">
<x>609</x>
<y>377</y>
</hint>
</hints>
</connection>
</connections> </connections>
<slots> <slots>
<slot>play_slot()</slot> <slot>play_slot()</slot>
@ -2519,6 +2614,8 @@
<slot>save_brain()</slot> <slot>save_brain()</slot>
<slot>slide_error(int)</slot> <slot>slide_error(int)</slot>
<slot>search_stretch(int)</slot> <slot>search_stretch(int)</slot>
<slot>stickyness_slot(int)</slot>
<slot>stickyness_slot(double)</slot>
</slots> </slots>
<buttongroups> <buttongroups>
<buttongroup name="buttonGroup_2"/> <buttongroup name="buttonGroup_2"/>

8
samplebrain/qt/MainWindow.h
View File

@ -109,6 +109,14 @@ private slots:
void slide_error(int s) { void slide_error(int s) {
lo_send(m_audio_address,"/slide-error","i",s); lo_send(m_audio_address,"/slide-error","i",s);
} }
void stickyness_slot(int s) {
lo_send(m_audio_address,"/stickyness","f",s/100.0f);
m_Ui.doubleSpinBoxStickyness->setValue(s/100.0f);
}
void stickyness_slot(double s) {
lo_send(m_audio_address,"/stickyness","f",s);
m_Ui.sliderStickyness->setValue(s*100);
}
void volume_slot(int s) { lo_send(m_audio_address,"/volume","f",s/100.0f); } void volume_slot(int s) { lo_send(m_audio_address,"/volume","f",s/100.0f); }

7
samplebrain/qt/audio_thread.cpp
View File

@ -22,9 +22,9 @@ using namespace std;
audio_thread::audio_thread(process_thread &p) : audio_thread::audio_thread(process_thread &p) :
m_audio_device(NULL), m_audio_device(NULL),
m_osc("8888"),
m_process_thread(p), m_process_thread(p),
m_brain_mutex(p.m_brain_mutex), m_brain_mutex(p.m_brain_mutex)
m_osc("8888")
{ {
start_audio(); start_audio();
pthread_mutex_lock(m_brain_mutex); pthread_mutex_lock(m_brain_mutex);
@ -84,6 +84,9 @@ void audio_thread::process(sample &s, sample &s2) {
if (name=="/novelty") { if (name=="/novelty") {
m_renderer->get_params()->m_usage_importance = cmd.get_float(0); m_renderer->get_params()->m_usage_importance = cmd.get_float(0);
} }
if (name=="/stickyness") {
m_renderer->get_params()->m_stickyness = cmd.get_float(0);
}
if (name=="/restart_audio") { if (name=="/restart_audio") {
start_audio(); start_audio();
} }

69
samplebrain/qt/generated/ui_samplebrain.h
View File

@ -1,14 +1,13 @@
/******************************************************************************** /********************************************************************************
** Form generated from reading UI file 'samplebrainj21537.ui' ** Form generated from reading UI file 'samplebrainJ11878.ui'
** **
** Created: Fri Aug 7 09:55:34 2015 ** Created by: Qt User Interface Compiler version 4.8.6
** by: Qt User Interface Compiler version 4.8.1
** **
** WARNING! All changes made in this file will be lost when recompiling UI file! ** WARNING! All changes made in this file will be lost when recompiling UI file!
********************************************************************************/ ********************************************************************************/
#ifndef SAMPLEBRAINJ21537_H #ifndef SAMPLEBRAINJ11878_H
#define SAMPLEBRAINJ21537_H #define SAMPLEBRAINJ11878_H
#include <QtCore/QVariant> #include <QtCore/QVariant>
#include <QtGui/QAction> #include <QtGui/QAction>
@ -67,6 +66,10 @@ public:
QLabel *label_25; QLabel *label_25;
QSlider *sliderBoredom; QSlider *sliderBoredom;
QDoubleSpinBox *doubleSpinBoxBoredom; QDoubleSpinBox *doubleSpinBoxBoredom;
QHBoxLayout *horizontalLayout_21;
QLabel *label_30;
QSlider *sliderStickyness;
QDoubleSpinBox *doubleSpinBoxStickyness;
QHBoxLayout *horizontalLayout_19; QHBoxLayout *horizontalLayout_19;
QLabel *label_28; QLabel *label_28;
QSlider *sliderSearchStretch; QSlider *sliderSearchStretch;
@ -86,6 +89,7 @@ public:
QSlider *sliderSlideError; QSlider *sliderSlideError;
QSpinBox *spinBoxSlideError; QSpinBox *spinBoxSlideError;
QSpacerItem *horizontalSpacer_2; QSpacerItem *horizontalSpacer_2;
QSpacerItem *verticalSpacer_3;
QLabel *label_23; QLabel *label_23;
QHBoxLayout *horizontalLayout_8; QHBoxLayout *horizontalLayout_8;
QLabel *label_21; QLabel *label_21;
@ -95,7 +99,6 @@ public:
QLabel *label_22; QLabel *label_22;
QSlider *sliderTargetMix; QSlider *sliderTargetMix;
QDoubleSpinBox *doubleSpinBoxTargetMix; QDoubleSpinBox *doubleSpinBoxTargetMix;
QSpacerItem *verticalSpacer_3;
QVBoxLayout *verticalLayout_6; QVBoxLayout *verticalLayout_6;
QLabel *label_16; QLabel *label_16;
QPushButton *pushButtonLoadTarget; QPushButton *pushButtonLoadTarget;
@ -167,7 +170,7 @@ public:
{ {
if (MainWindow->objectName().isEmpty()) if (MainWindow->objectName().isEmpty())
MainWindow->setObjectName(QString::fromUtf8("MainWindow")); MainWindow->setObjectName(QString::fromUtf8("MainWindow"));
MainWindow->resize(1134, 707); MainWindow->resize(1220, 755);
centralwidget = new QWidget(MainWindow); centralwidget = new QWidget(MainWindow);
centralwidget->setObjectName(QString::fromUtf8("centralwidget")); centralwidget->setObjectName(QString::fromUtf8("centralwidget"));
verticalLayout_4 = new QVBoxLayout(centralwidget); verticalLayout_4 = new QVBoxLayout(centralwidget);
@ -372,6 +375,37 @@ public:
verticalLayout_3->addLayout(horizontalLayout_11); verticalLayout_3->addLayout(horizontalLayout_11);
horizontalLayout_21 = new QHBoxLayout();
horizontalLayout_21->setObjectName(QString::fromUtf8("horizontalLayout_21"));
label_30 = new QLabel(controlTab);
label_30->setObjectName(QString::fromUtf8("label_30"));
label_30->setFont(font2);
horizontalLayout_21->addWidget(label_30);
sliderStickyness = new QSlider(controlTab);
sliderStickyness->setObjectName(QString::fromUtf8("sliderStickyness"));
sizePolicy.setHeightForWidth(sliderStickyness->sizePolicy().hasHeightForWidth());
sliderStickyness->setSizePolicy(sizePolicy);
sliderStickyness->setMaximum(100);
sliderStickyness->setValue(0);
sliderStickyness->setOrientation(Qt::Horizontal);
horizontalLayout_21->addWidget(sliderStickyness);
doubleSpinBoxStickyness = new QDoubleSpinBox(controlTab);
doubleSpinBoxStickyness->setObjectName(QString::fromUtf8("doubleSpinBoxStickyness"));
sizePolicy1.setHeightForWidth(doubleSpinBoxStickyness->sizePolicy().hasHeightForWidth());
doubleSpinBoxStickyness->setSizePolicy(sizePolicy1);
doubleSpinBoxStickyness->setMaximum(1);
doubleSpinBoxStickyness->setSingleStep(0.01);
doubleSpinBoxStickyness->setValue(0);
horizontalLayout_21->addWidget(doubleSpinBoxStickyness);
verticalLayout_3->addLayout(horizontalLayout_21);
horizontalLayout_19 = new QHBoxLayout(); horizontalLayout_19 = new QHBoxLayout();
horizontalLayout_19->setObjectName(QString::fromUtf8("horizontalLayout_19")); horizontalLayout_19->setObjectName(QString::fromUtf8("horizontalLayout_19"));
label_28 = new QLabel(controlTab); label_28 = new QLabel(controlTab);
@ -516,6 +550,10 @@ public:
verticalLayout_3->addItem(horizontalSpacer_2); verticalLayout_3->addItem(horizontalSpacer_2);
verticalSpacer_3 = new QSpacerItem(240, 574, QSizePolicy::Minimum, QSizePolicy::Expanding);
verticalLayout_3->addItem(verticalSpacer_3);
label_23 = new QLabel(controlTab); label_23 = new QLabel(controlTab);
label_23->setObjectName(QString::fromUtf8("label_23")); label_23->setObjectName(QString::fromUtf8("label_23"));
label_23->setFont(font1); label_23->setFont(font1);
@ -583,10 +621,6 @@ public:
verticalLayout_3->addLayout(horizontalLayout_9); verticalLayout_3->addLayout(horizontalLayout_9);
verticalSpacer_3 = new QSpacerItem(20, 40, QSizePolicy::Minimum, QSizePolicy::Expanding);
verticalLayout_3->addItem(verticalSpacer_3);
horizontalLayout_5->addLayout(verticalLayout_3); horizontalLayout_5->addLayout(verticalLayout_3);
@ -1034,6 +1068,8 @@ public:
QObject::connect(sliderSlideError, SIGNAL(valueChanged(int)), spinBoxSlideError, SLOT(setValue(int))); QObject::connect(sliderSlideError, SIGNAL(valueChanged(int)), spinBoxSlideError, SLOT(setValue(int)));
QObject::connect(spinBoxSlideError, SIGNAL(valueChanged(int)), sliderSlideError, SLOT(setValue(int))); QObject::connect(spinBoxSlideError, SIGNAL(valueChanged(int)), sliderSlideError, SLOT(setValue(int)));
QObject::connect(sliderSlideError, SIGNAL(valueChanged(int)), MainWindow, SLOT(slide_error(int))); QObject::connect(sliderSlideError, SIGNAL(valueChanged(int)), MainWindow, SLOT(slide_error(int)));
QObject::connect(doubleSpinBoxStickyness, SIGNAL(valueChanged(double)), MainWindow, SLOT(stickyness_slot(double)));
QObject::connect(sliderStickyness, SIGNAL(valueChanged(int)), MainWindow, SLOT(stickyness_slot(int)));
tabWidget->setCurrentIndex(0); tabWidget->setCurrentIndex(0);
@ -1043,7 +1079,7 @@ public:
void retranslateUi(QMainWindow *MainWindow) void retranslateUi(QMainWindow *MainWindow)
{ {
MainWindow->setWindowTitle(QApplication::translate("MainWindow", "samplebrain 0.9", 0, QApplication::UnicodeUTF8)); MainWindow->setWindowTitle(QApplication::translate("MainWindow", "samplebrain 0.10", 0, QApplication::UnicodeUTF8));
label_19->setText(QApplication::translate("MainWindow", "brain tweaks", 0, QApplication::UnicodeUTF8)); label_19->setText(QApplication::translate("MainWindow", "brain tweaks", 0, QApplication::UnicodeUTF8));
label_6->setText(QApplication::translate("MainWindow", "fft / mfcc", 0, QApplication::UnicodeUTF8)); label_6->setText(QApplication::translate("MainWindow", "fft / mfcc", 0, QApplication::UnicodeUTF8));
#ifndef QT_NO_TOOLTIP #ifndef QT_NO_TOOLTIP
@ -1079,6 +1115,13 @@ public:
#ifndef QT_NO_TOOLTIP #ifndef QT_NO_TOOLTIP
sliderBoredom->setToolTip(QApplication::translate("MainWindow", "how long it takes for the novelty to wear off", 0, QApplication::UnicodeUTF8)); sliderBoredom->setToolTip(QApplication::translate("MainWindow", "how long it takes for the novelty to wear off", 0, QApplication::UnicodeUTF8));
#endif // QT_NO_TOOLTIP #endif // QT_NO_TOOLTIP
#ifndef QT_NO_TOOLTIP
label_30->setToolTip(QString());
#endif // QT_NO_TOOLTIP
label_30->setText(QApplication::translate("MainWindow", "stickyness", 0, QApplication::UnicodeUTF8));
#ifndef QT_NO_TOOLTIP
sliderStickyness->setToolTip(QApplication::translate("MainWindow", "how long it takes for the novelty to wear off", 0, QApplication::UnicodeUTF8));
#endif // QT_NO_TOOLTIP
#ifndef QT_NO_TOOLTIP #ifndef QT_NO_TOOLTIP
label_28->setToolTip(QString()); label_28->setToolTip(QString());
#endif // QT_NO_TOOLTIP #endif // QT_NO_TOOLTIP
@ -1185,4 +1228,4 @@ namespace Ui {
QT_END_NAMESPACE QT_END_NAMESPACE
#endif // SAMPLEBRAINJ21537_H #endif // SAMPLEBRAINJ11878_H

2
samplebrain/qt/samplebrain.pro
View File

@ -41,7 +41,7 @@ INCLUDEPATH += ../src
LIBS += -L.. -lportaudio -lfftw3 -lsndfile -llo -ldl -lpthread -lm LIBS += -L.. -lportaudio -lfftw3 -lsndfile -llo -ldl -lpthread -lm
#CONFIG+=debug #CONFIG+=debug
QMAKE_CXXFLAGS += -Wunused-parameter -std=c++11 -DDONT_USE_FLUXA_GRAPH QMAKE_CXXFLAGS += -Wall -Wno-unused -std=c++11 -DDONT_USE_FLUXA_GRAPH
# assets # assets
RESOURCES = samplebrain.qrc RESOURCES = samplebrain.qrc

2
samplebrain/src/aquila/filter/MelFilter.dep
View File

@ -1,2 +1,2 @@
MelFilter.o: src/aquila/filter/MelFilter.cpp \ MelFilter.o: src/aquila/filter/MelFilter.cpp \
src/aquila/filter/MelFilter.h src/aquila/filter/../global.h src/aquila/filter/MelFilter.h src/aquila/filter/../global.h

4
samplebrain/src/aquila/filter/MelFilterBank.dep
View File

@ -1,3 +1,3 @@
MelFilterBank.o: src/aquila/filter/MelFilterBank.cpp \ MelFilterBank.o: src/aquila/filter/MelFilterBank.cpp \
src/aquila/filter/MelFilterBank.h src/aquila/filter/../global.h \ src/aquila/filter/MelFilterBank.h src/aquila/filter/../global.h \
src/aquila/filter/MelFilter.h src/aquila/filter/MelFilter.h

2
samplebrain/src/aquila/transform/Dct.dep
View File

@ -1,2 +1,2 @@
Dct.o: src/aquila/transform/Dct.cpp src/aquila/transform/Dct.h \ Dct.o: src/aquila/transform/Dct.cpp src/aquila/transform/Dct.h \
src/aquila/transform/../global.h src/aquila/transform/../global.h

19
samplebrain/src/block.cpp
View File

@ -63,7 +63,8 @@ void normalise(sample &in) {
} }
} }
block::block(const string &filename, const sample &pcm, u32 rate, const window &w, bool ditchpcm) : block::block(u64 id, const string &filename, const sample &pcm, u32 rate, const window &w, bool ditchpcm) :
m_id(id),
m_pcm(pcm), m_pcm(pcm),
m_fft(pcm.get_length()), m_fft(pcm.get_length()),
m_mfcc(MFCC_FILTERS), m_mfcc(MFCC_FILTERS),
@ -143,8 +144,8 @@ double block::_compare(const sample &fft_a, const sample &mfcc_a,
double mfcc_acc=0; double mfcc_acc=0;
double fft_acc=0; double fft_acc=0;
s32 fft_start = params.m_fft1_start; u32 fft_start = params.m_fft1_start;
s32 fft_end = fmin(params.m_fft1_end,m_fft.get_length()); u32 fft_end = fmin(params.m_fft1_end,m_fft.get_length());
if (params.m_ratio==0) { if (params.m_ratio==0) {
for (u32 i=fft_start; i<fft_end; ++i) { for (u32 i=fft_start; i<fft_end; ++i) {
@ -182,10 +183,12 @@ double block::compare(const block &other, const search_params &params) const {
} }
ios &spiralcore::operator||(ios &s, block &b) { ios &spiralcore::operator||(ios &s, block &b) {
u32 version=1; u32 version=2;
string id("block"); string id("block");
s||id||version; s||id||version;
if (version>1) s||b.m_id;
s||b.m_pcm||b.m_fft||b.m_mfcc; s||b.m_pcm||b.m_fft||b.m_mfcc;
s||b.m_n_pcm||b.m_n_fft||b.m_n_mfcc; s||b.m_n_pcm||b.m_n_fft||b.m_n_mfcc;
@ -236,7 +239,7 @@ bool block::unit_test() {
w.init(data.get_length()); w.init(data.get_length());
w.set_current_type(window::RECTANGLE); w.set_current_type(window::RECTANGLE);
block bb("test",data,44100,w); block bb(0,"test",data,44100,w);
assert(bb.m_pcm.get_length()==data.get_length()); assert(bb.m_pcm.get_length()==data.get_length());
//assert(bb.m_fft.get_length()==data.get_length()); //assert(bb.m_fft.get_length()==data.get_length());
@ -265,7 +268,7 @@ bool block::unit_test() {
search_params p(0,0,0,100,0); search_params p(0,0,0,100,0);
block bb2("test",data,44100,w); block bb2(0,"test",data,44100,w);
assert(bb.compare(bb2,p)==0); assert(bb.compare(bb2,p)==0);
p.m_ratio=1; p.m_ratio=1;
assert(bb.compare(bb2,p)==0); assert(bb.compare(bb2,p)==0);
@ -277,9 +280,9 @@ bool block::unit_test() {
data2[i]=i%10; data2[i]=i%10;
} }
block cpy("test",data,100,w); block cpy(0,"test",data,100,w);
{ {
block bb3("test",data2,44100,w); block bb3(0,"test",data2,44100,w);
p.m_ratio=0.0; p.m_ratio=0.0;
assert(bb.compare(bb3,p)!=0); assert(bb.compare(bb3,p)!=0);
assert(bb.compare(bb3,p)!=0); assert(bb.compare(bb3,p)!=0);

4
samplebrain/src/block.h
View File

@ -32,7 +32,7 @@ namespace spiralcore {
class block { class block {
public: public:
// runs analysis on pcm // runs analysis on pcm
block(const std::string &filename, const sample &pcm, u32 rate, const window &w, bool ditchpcm=false); block(u64 id, const std::string &filename, const sample &pcm, u32 rate, const window &w, bool ditchpcm=false);
block() {} block() {}
// returns distance based on ratio of fft-mfcc values // returns distance based on ratio of fft-mfcc values
@ -56,6 +56,8 @@ private:
const sample &fft_b, const sample &mfcc_b, const sample &fft_b, const sample &mfcc_b,
const search_params &params) const; const search_params &params) const;
u64 m_id;
sample m_pcm; sample m_pcm;
sample m_fft; sample m_fft;
sample m_mfcc; sample m_mfcc;

42
samplebrain/src/brain.cpp
View File

@ -30,8 +30,8 @@ static const double usage_factor = 1000;
brain::brain() : brain::brain() :
m_current_block_index(0), m_current_block_index(0),
m_average_error(0),
m_current_error(0), m_current_error(0),
m_average_error(0),
m_usage_falloff(0.9) m_usage_falloff(0.9)
{ {
status::update("brain ready..."); status::update("brain ready...");
@ -83,7 +83,7 @@ void brain::chop_and_add(const sample &s, u32 count, bool ditchpcm) {
status::update("processing sample %d: %d%%",count,(int)(pos/(float)s.get_length()*100)); status::update("processing sample %d: %d%%",count,(int)(pos/(float)s.get_length()*100));
sample region; sample region;
s.get_region(region,pos,pos+m_block_size-1); s.get_region(region,pos,pos+m_block_size-1);
m_blocks.push_back(block("",region,44100,m_window,ditchpcm)); m_blocks.push_back(block(m_blocks.size(),"",region,44100,m_window,ditchpcm));
pos += (m_block_size-m_overlap); pos += (m_block_size-m_overlap);
} }
} }
@ -92,6 +92,26 @@ const block &brain::get_block(u32 index) const {
return m_blocks[index]; return m_blocks[index];
} }
// helper to do the stickyness comparison and sort out current_block_index
u32 brain::stickify(const block &target, u32 closest_index, f32 dist, const search_params &params) {
u32 next_index = m_current_block_index+1;
// if we have stickyness turned on and the next block exists
if (params.m_stickyness>0 && next_index<m_blocks.size()) {
// get next block
f32 dist_to_next = target.compare(m_blocks[next_index],params);
if (dist_to_next * (1-params.m_stickyness) <
dist * params.m_stickyness) {
// use the next block rather than the closest
m_current_block_index = next_index;
return m_current_block_index;
}
}
// use the closest block
m_current_block_index = closest_index;
return m_current_block_index;
}
// returns index to block // returns index to block
u32 brain::search(const block &target, const search_params &params) { u32 brain::search(const block &target, const search_params &params) {
double closest = FLT_MAX; double closest = FLT_MAX;
@ -107,7 +127,7 @@ u32 brain::search(const block &target, const search_params &params) {
} }
deplete_usage(); deplete_usage();
m_blocks[closest_index].get_usage()+=usage_factor; m_blocks[closest_index].get_usage()+=usage_factor;
return closest_index; return stickify(target,closest_index,closest,params);
} }
// returns index to block // returns index to block
@ -126,6 +146,7 @@ u32 brain::rev_search(const block &target, const search_params &params) {
deplete_usage(); deplete_usage();
m_blocks[furthest_index].get_usage()+=usage_factor; m_blocks[furthest_index].get_usage()+=usage_factor;
m_current_block_index = furthest_index;
return furthest_index; return furthest_index;
} }
@ -174,22 +195,22 @@ void brain::build_synapses_fixed(search_params &params) {
for (vector<block>::iterator i=m_blocks.begin(); i!=m_blocks.end(); ++i) { for (vector<block>::iterator i=m_blocks.begin(); i!=m_blocks.end(); ++i) {
status::update("building synapses %d%%",(int)(outer_index/(float)brain_size*100)); status::update("building synapses %d%%",(int)(outer_index/(float)brain_size*100));
u32 index = 0; u32 index = 0;
vector<pair<int,double>> collect; vector<pair<u32,double>> collect;
// collect comparisons to all other blocks // collect comparisons to all other blocks
for (vector<block>::const_iterator j=m_blocks.begin(); j!=m_blocks.end(); ++j) { for (vector<block>::const_iterator j=m_blocks.begin(); j!=m_blocks.end(); ++j) {
assert(index<m_blocks.size()); assert(index<m_blocks.size());
if (index!=outer_index) { if (index!=outer_index) {
double diff = i->compare(*j,params); double diff = i->compare(*j,params);
collect.push_back(pair<int,double>(index,diff)); collect.push_back(pair<u32,double>(index,diff));
} }
++index; ++index;
} }
// sort them by closeness // sort them by closeness
sort(collect.begin(),collect.end(), sort(collect.begin(),collect.end(),
[](const pair<int,double> &a, [](const pair<u32,double> &a,
const pair<int,double> &b) -> bool { const pair<u32,double> &b) -> bool {
return a.second<b.second; return a.second<b.second;
}); });
@ -248,9 +269,10 @@ u32 brain::search_synapses(const block &target, search_params &params) {
m_blocks[m_current_block_index].get_usage()+=usage_factor; m_blocks[m_current_block_index].get_usage()+=usage_factor;
m_current_error = closest; m_current_error = closest;
// probably impossible to be false?
if (closest_index!=0) { if (closest_index!=0) {
//cerr<<"usage:"<<m_blocks[closest_index].get_usage()<<endl; //cerr<<"usage:"<<m_blocks[closest_index].get_usage()<<endl;
m_current_block_index = closest_index; return stickify(target,closest_index,closest,params);
} }
return m_current_block_index; return m_current_block_index;
} }
@ -294,6 +316,7 @@ ios &spiralcore::operator||(ios &s, brain::sound &b) {
string id("brain::sound"); string id("brain::sound");
s||id||version; s||id||version;
s||b.m_filename||b.m_sample; s||b.m_filename||b.m_sample;
return s;
} }
ios &spiralcore::operator||(ios &s, brain &b) { ios &spiralcore::operator||(ios &s, brain &b) {
@ -305,6 +328,7 @@ ios &spiralcore::operator||(ios &s, brain &b) {
s||b.m_block_size||b.m_overlap||b.m_window; s||b.m_block_size||b.m_overlap||b.m_window;
s||b.m_current_block_index||b.m_current_error|| s||b.m_current_block_index||b.m_current_error||
b.m_average_error||b.m_usage_falloff; b.m_average_error||b.m_usage_falloff;
return s;
} }
bool brain::unit_test() { bool brain::unit_test() {

1
samplebrain/src/brain.h
View File

@ -86,6 +86,7 @@ private:
void chop_and_add(const sample &s, u32 count, bool ditchpcm=false); void chop_and_add(const sample &s, u32 count, bool ditchpcm=false);
void deplete_usage(); void deplete_usage();
u32 stickify(const block &target, u32 closest_index, f32 dist, const search_params &params);
vector<block> m_blocks; vector<block> m_blocks;
std::list<sound> m_samples; std::list<sound> m_samples;

1
samplebrain/src/renderer.cpp
View File

@ -372,4 +372,5 @@ bool renderer::unit_test() {
assert(rr.m_render_blocks.size()==4); assert(rr.m_render_blocks.size()==4);
delete[] buf; delete[] buf;
return true;
} }

4
samplebrain/src/search_params.h
View File

@ -27,7 +27,8 @@ public:
m_fft1_start(s1), m_fft1_start(s1),
m_fft1_end(e1), m_fft1_end(e1),
m_usage_importance(usage_importance), m_usage_importance(usage_importance),
m_num_synapses(20) m_num_synapses(20),
m_stickyness(0)
{} {}
float m_ratio; float m_ratio;
@ -36,6 +37,7 @@ public:
u32 m_fft1_end; u32 m_fft1_end;
float m_usage_importance; float m_usage_importance;
u32 m_num_synapses; u32 m_num_synapses;
f32 m_stickyness;
}; };
} }