bool AnalyzerBeats::initialize(TrackPointer tio, int sampleRate, int totalSamples) {
if (totalSamples == 0) {
return false;
}
bool bPreferencesBeatDetectionEnabled = m_pConfig->getValue<bool>(
ConfigKey(BPM_CONFIG_KEY, BPM_DETECTION_ENABLED));
if (!bPreferencesBeatDetectionEnabled) {
qDebug() << "Beat calculation is deactivated";
return false;
}
bool bpmLock = tio->isBpmLocked();
if (bpmLock) {
qDebug() << "Track is BpmLocked: Beat calculation will not start";
return false;
}
bool allow_above = m_pConfig->getValue<bool>(
ConfigKey(BPM_CONFIG_KEY, BPM_ABOVE_RANGE_ENABLED));
if (allow_above) {
m_iMinBpm = 0;
m_iMaxBpm = 9999;
} else {
m_iMinBpm = m_pConfig->getValueString(ConfigKey(BPM_CONFIG_KEY, BPM_RANGE_START)).toInt();
m_iMaxBpm = m_pConfig->getValueString(ConfigKey(BPM_CONFIG_KEY, BPM_RANGE_END)).toInt();
}
m_bPreferencesFixedTempo = m_pConfig->getValue<bool>(
ConfigKey(BPM_CONFIG_KEY, BPM_FIXED_TEMPO_ASSUMPTION));
m_bPreferencesOffsetCorrection = m_pConfig->getValue<bool>(
ConfigKey(BPM_CONFIG_KEY, BPM_FIXED_TEMPO_OFFSET_CORRECTION));
m_bPreferencesReanalyzeOldBpm = m_pConfig->getValue<bool>(
ConfigKey(BPM_CONFIG_KEY, BPM_REANALYZE_WHEN_SETTINGS_CHANGE));
m_bPreferencesFastAnalysis = m_pConfig->getValue<bool>(
ConfigKey(BPM_CONFIG_KEY, BPM_FAST_ANALYSIS_ENABLED));
QString library = m_pConfig->getValueString(
ConfigKey(VAMP_CONFIG_KEY, VAMP_ANALYZER_BEAT_LIBRARY));
QString pluginID = m_pConfig->getValueString(
ConfigKey(VAMP_CONFIG_KEY, VAMP_ANALYZER_BEAT_PLUGIN_ID));
m_pluginId = pluginID;
m_iSampleRate = sampleRate;
m_iTotalSamples = totalSamples;
// if we can load a stored track don't reanalyze it
bool bShouldAnalyze = !isDisabledOrLoadStoredSuccess(tio);
if (bShouldAnalyze) {
m_pVamp = new VampAnalyzer();
bShouldAnalyze = m_pVamp->Init(library, pluginID, m_iSampleRate, totalSamples,
m_bPreferencesFastAnalysis);
if (!bShouldAnalyze) {
delete m_pVamp;
m_pVamp = NULL;
}
}
if (bShouldAnalyze) {
qDebug() << "Beat calculation started with plugin" << pluginID;
} else {
qDebug() << "Beat calculation will not start";
}
return bShouldAnalyze;
}
void WaveformRendererHSV::draw(QPainter* painter,
QPaintEvent* /*event*/) {
const TrackPointer trackInfo = m_waveformRenderer->getTrackInfo();
if (!trackInfo) {
return;
}
const Waveform* waveform = trackInfo->getWaveform();
if (waveform == NULL) {
return;
}
const int dataSize = waveform->getDataSize();
if (dataSize <= 1) {
return;
}
const WaveformData* data = waveform->data();
if (data == NULL) {
return;
}
painter->save();
painter->setRenderHints(QPainter::Antialiasing, false);
painter->setRenderHints(QPainter::HighQualityAntialiasing, false);
painter->setRenderHints(QPainter::SmoothPixmapTransform, false);
painter->setWorldMatrixEnabled(false);
painter->resetTransform();
const double firstVisualIndex = m_waveformRenderer->getFirstDisplayedPosition() * dataSize;
const double lastVisualIndex = m_waveformRenderer->getLastDisplayedPosition() * dataSize;
const double offset = firstVisualIndex;
// Represents the # of waveform data points per horizontal pixel.
const double gain = (lastVisualIndex - firstVisualIndex) /
(double)m_waveformRenderer->getWidth();
float allGain(1.0);
getGains(&allGain, NULL, NULL, NULL);
// Save HSV of waveform color. NOTE(rryan): On ARM, qreal is float so it's
// important we use qreal here and not double or float or else we will get
// build failures on ARM.
qreal h, s, v;
// Get base color of waveform in the HSV format (s and v isn't use)
m_pColors->getLowColor().getHsvF(&h, &s, &v);
QColor color;
float lo, hi, total;
const float halfHeight = (float)m_waveformRenderer->getHeight()/2.0;
const float heightFactor = allGain*halfHeight/255.0;
//draw reference line
painter->setPen(m_pColors->getAxesColor());
painter->drawLine(0,halfHeight,m_waveformRenderer->getWidth(),halfHeight);
for (int x = 0; x < m_waveformRenderer->getWidth(); ++x) {
// Width of the x position in visual indices.
const double xSampleWidth = gain * x;
// Effective visual index of x
const double xVisualSampleIndex = xSampleWidth + offset;
// Our current pixel (x) corresponds to a number of visual samples
// (visualSamplerPerPixel) in our waveform object. We take the max of
// all the data points on either side of xVisualSampleIndex within a
// window of 'maxSamplingRange' visual samples to measure the maximum
// data point contained by this pixel.
double maxSamplingRange = gain / 2.0;
// Since xVisualSampleIndex is in visual-samples (e.g. R,L,R,L) we want
// to check +/- maxSamplingRange frames, not samples. To do this, divide
// xVisualSampleIndex by 2. Since frames indices are integers, we round
// to the nearest integer by adding 0.5 before casting to int.
int visualFrameStart = int(xVisualSampleIndex / 2.0 - maxSamplingRange + 0.5);
int visualFrameStop = int(xVisualSampleIndex / 2.0 + maxSamplingRange + 0.5);
const int lastVisualFrame = dataSize / 2 - 1;
// We now know that some subset of [visualFrameStart, visualFrameStop]
// lies within the valid range of visual frames. Clamp
// visualFrameStart/Stop to within [0, lastVisualFrame].
visualFrameStart = math_clamp(visualFrameStart, 0, lastVisualFrame);
visualFrameStop = math_clamp(visualFrameStop, 0, lastVisualFrame);
int visualIndexStart = visualFrameStart * 2;
int visualIndexStop = visualFrameStop * 2;
int maxLow[2] = {0, 0};
int maxHigh[2] = {0, 0};
int maxMid[2] = {0, 0};
int maxAll[2] = {0, 0};
for (int i = visualIndexStart;
i >= 0 && i + 1 < dataSize && i + 1 <= visualIndexStop; i += 2) {
const WaveformData& waveformData = *(data + i);
const WaveformData& waveformDataNext = *(data + i + 1);
maxLow[0] = math_max(maxLow[0], (int)waveformData.filtered.low);
maxLow[1] = math_max(maxLow[1], (int)waveformDataNext.filtered.low);
maxMid[0] = math_max(maxMid[0], (int)waveformData.filtered.mid);
maxMid[1] = math_max(maxMid[1], (int)waveformDataNext.filtered.mid);
maxHigh[0] = math_max(maxHigh[0], (int)waveformData.filtered.high);
maxHigh[1] = math_max(maxHigh[1], (int)waveformDataNext.filtered.high);
maxAll[0] = math_max(maxAll[0], (int)waveformData.filtered.all);
maxAll[1] = math_max(maxAll[1], (int)waveformDataNext.filtered.all);
}
if (maxAll[0] && maxAll[1]) {
// Calculate sum, to normalize
// Also multiply on 1.2 to prevent very dark or light color
total = (maxLow[0] + maxLow[1] + maxMid[0] + maxMid[1] + maxHigh[0] + maxHigh[1]) * 1.2;
// prevent division by zero
if (total > 0)
{
// Normalize low and high (mid not need, because it not change the color)
lo = (maxLow[0] + maxLow[1]) / total;
hi = (maxHigh[0] + maxHigh[1]) / total;
}
else
lo = hi = 0.0;
// Set color
color.setHsvF(h, 1.0-hi, 1.0-lo);
painter->setPen(color);
switch (m_alignment) {
case Qt::AlignBottom :
painter->drawLine(
x, m_waveformRenderer->getHeight(),
x, m_waveformRenderer->getHeight() - (int)(heightFactor*(float)math_max(maxAll[0],maxAll[1])));
break;
case Qt::AlignTop :
painter->drawLine(
x, 0,
x, (int)(heightFactor*(float)math_max(maxAll[0],maxAll[1])));
break;
default :
painter->drawLine(
x, (int)(halfHeight-heightFactor*(float)maxAll[0]),
x, (int)(halfHeight+heightFactor*(float)maxAll[1]));
}
}
}
painter->restore();
}
bool AnalyzerBeats::isDisabledOrLoadStoredSuccess(TrackPointer tio) const {
int iMinBpm;
int iMaxBpm;
bool allow_above = m_pConfig->getValue<bool>(
ConfigKey(BPM_CONFIG_KEY, BPM_ABOVE_RANGE_ENABLED));
if (allow_above) {
iMinBpm = 0;
iMaxBpm = 9999;
} else {
iMinBpm = m_pConfig->getValueString(ConfigKey(BPM_CONFIG_KEY, BPM_RANGE_START)).toInt();
iMaxBpm = m_pConfig->getValueString(ConfigKey(BPM_CONFIG_KEY, BPM_RANGE_END)).toInt();
}
bool bpmLock = tio->isBpmLocked();
if (bpmLock) {
qDebug() << "Track is BpmLocked: Beat calculation will not start";
return true;
}
QString library = m_pConfig->getValueString(
ConfigKey(VAMP_CONFIG_KEY, VAMP_ANALYZER_BEAT_LIBRARY));
QString pluginID = m_pConfig->getValueString(
ConfigKey(VAMP_CONFIG_KEY, VAMP_ANALYZER_BEAT_PLUGIN_ID));
// At first start config for QM and Vamp does not exist --> set default
// TODO(XXX): This is no longer present in initialize. Remove?
if (library.isEmpty() || library.isNull())
library = "libmixxxminimal";
if (pluginID.isEmpty() || pluginID.isNull())
pluginID = "qm-tempotracker:0";
// If the track already has a Beats object then we need to decide whether to
// analyze this track or not.
BeatsPointer pBeats = tio->getBeats();
if (pBeats) {
QString version = pBeats->getVersion();
QString subVersion = pBeats->getSubVersion();
QHash<QString, QString> extraVersionInfo = getExtraVersionInfo(
pluginID, m_bPreferencesFastAnalysis);
QString newVersion = BeatFactory::getPreferredVersion(
m_bPreferencesOffsetCorrection);
QString newSubVersion = BeatFactory::getPreferredSubVersion(
m_bPreferencesFixedTempo, m_bPreferencesOffsetCorrection,
iMinBpm, iMaxBpm, extraVersionInfo);
if (version == newVersion && subVersion == newSubVersion) {
// If the version and settings have not changed then if the world is
// sane, re-analyzing will do nothing.
return true;
} else if (m_bPreferencesReanalyzeOldBpm) {
return false;
} else if (pBeats->getBpm() == 0.0) {
qDebug() << "BPM is 0 for track so re-analyzing despite preference settings.";
return false;
} else if (pBeats->findNextBeat(0) <= 0.0) {
qDebug() << "First beat is 0 for grid so analyzing track to find first beat.";
return false;
} else {
qDebug() << "Beat calculation skips analyzing because the track has"
<< "a BPM computed by a previous Mixxx version and user"
<< "preferences indicate we should not change it.";
return true;
}
} else {
// If we got here, we want to analyze this track.
return false;
}
}
void AnalyzerBeats::finalize(TrackPointer tio) {
if (m_pVamp == NULL) {
return;
}
// Call End() here, because the number of total samples may have been
// estimated incorrectly.
bool success = m_pVamp->End();
qDebug() << "Beat Calculation" << (success ? "complete" : "failed");
QVector<double> beats = m_pVamp->GetInitFramesVector();
delete m_pVamp;
m_pVamp = NULL;
if (beats.isEmpty()) {
qDebug() << "Could not detect beat positions from Vamp.";
return;
}
QHash<QString, QString> extraVersionInfo = getExtraVersionInfo(
m_pluginId, m_bPreferencesFastAnalysis);
BeatsPointer pBeats = BeatFactory::makePreferredBeats(
*tio, beats, extraVersionInfo,
m_bPreferencesFixedTempo, m_bPreferencesOffsetCorrection,
m_iSampleRate, m_iTotalSamples,
m_iMinBpm, m_iMaxBpm);
BeatsPointer pCurrentBeats = tio->getBeats();
// If the track has no beats object then set our newly generated one
// regardless of beat lock.
if (!pCurrentBeats) {
tio->setBeats(pBeats);
return;
}
// If the track received the beat lock while we were analyzing it then we
// abort setting it.
if (tio->isBpmLocked()) {
qDebug() << "Track was BPM-locked as we were analyzing it. Aborting analysis.";
return;
}
// If the user prefers to replace old beatgrids with newly generated ones or
// the old beatgrid has 0-bpm then we replace it.
bool zeroCurrentBpm = pCurrentBeats->getBpm() == 0.0;
if (m_bPreferencesReanalyzeOldBpm || zeroCurrentBpm) {
if (zeroCurrentBpm) {
qDebug() << "Replacing 0-BPM beatgrid with a" << pBeats->getBpm()
<< "beatgrid.";
}
tio->setBeats(pBeats);
return;
}
// If we got here then the user doesn't want to replace the beatgrid but
// since the first beat is zero we'll apply the offset we just detected.
double currentFirstBeat = pCurrentBeats->findNextBeat(0);
double newFirstBeat = pBeats->findNextBeat(0);
if (currentFirstBeat == 0.0 && newFirstBeat > 0) {
pCurrentBeats->translate(newFirstBeat);
}
}
void GLWaveformRendererRGB::draw(QPainter* painter, QPaintEvent* /*event*/) {
TrackPointer pTrack = m_waveformRenderer->getTrackInfo();
if (!pTrack) {
return;
}
ConstWaveformPointer waveform = pTrack->getWaveform();
if (waveform.isNull()) {
return;
}
const int dataSize = waveform->getDataSize();
if (dataSize <= 1) {
return;
}
const WaveformData* data = waveform->data();
if (data == NULL) {
return;
}
double firstVisualIndex = m_waveformRenderer->getFirstDisplayedPosition() * dataSize;
double lastVisualIndex = m_waveformRenderer->getLastDisplayedPosition() * dataSize;
const int firstIndex = int(firstVisualIndex + 0.5);
firstVisualIndex = firstIndex - firstIndex % 2;
const int lastIndex = int(lastVisualIndex + 0.5);
lastVisualIndex = lastIndex + lastIndex % 2;
// Reset device for native painting
painter->beginNativePainting();
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// Per-band gain from the EQ knobs.
float allGain(1.0), lowGain(1.0), midGain(1.0), highGain(1.0);
getGains(&allGain, &lowGain, &midGain, &highGain);
const float kHeightScaleFactor = 255.0 / sqrtf(255 * 255 * 3);
#ifndef __OPENGLES__
if (m_alignment == Qt::AlignCenter) {
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(firstVisualIndex, lastVisualIndex, -255.0, 255.0, -10.0, 10.0);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glScalef(1.0f, allGain, 1.0f);
glLineWidth(1.2);
glDisable(GL_LINE_SMOOTH);
// Draw reference line
glBegin(GL_LINES); {
glColor4f(m_axesColor_r, m_axesColor_g, m_axesColor_b, m_axesColor_a);
glVertex2f(firstVisualIndex, 0);
glVertex2f(lastVisualIndex, 0);
}
glEnd();
glLineWidth(2.0);
glEnable(GL_LINE_SMOOTH);
glBegin(GL_LINES); {
for (int visualIndex = firstVisualIndex;
visualIndex < lastVisualIndex;
visualIndex += 2) {
if (visualIndex < 0) {
continue;
}
if (visualIndex > dataSize - 1) {
break;
}
float left_low = lowGain * (float) data[visualIndex].filtered.low;
float left_mid = midGain * (float) data[visualIndex].filtered.mid;
float left_high = highGain * (float) data[visualIndex].filtered.high;
float left_all = sqrtf(left_low * left_low + left_mid * left_mid + left_high * left_high) * kHeightScaleFactor;
float left_red = left_low * m_rgbLowColor_r + left_mid * m_rgbMidColor_r + left_high * m_rgbHighColor_r;
float left_green = left_low * m_rgbLowColor_g + left_mid * m_rgbMidColor_g + left_high * m_rgbHighColor_g;
float left_blue = left_low * m_rgbLowColor_b + left_mid * m_rgbMidColor_b + left_high * m_rgbHighColor_b;
float left_max = math_max3(left_red, left_green, left_blue);
if (left_max > 0.0f) { // Prevent division by zero
glColor4f(left_red / left_max, left_green / left_max, left_blue / left_max, 0.8f);
glVertex2f(visualIndex, 0.0f);
glVertex2f(visualIndex, left_all);
}
float right_low = lowGain * (float) data[visualIndex+1].filtered.low;
float right_mid = midGain * (float) data[visualIndex+1].filtered.mid;
float right_high = highGain * (float) data[visualIndex+1].filtered.high;
float right_all = sqrtf(right_low * right_low + right_mid * right_mid + right_high * right_high) * kHeightScaleFactor;
float right_red = right_low * m_rgbLowColor_r + right_mid * m_rgbMidColor_r + right_high * m_rgbHighColor_r;
float right_green = right_low * m_rgbLowColor_g + right_mid * m_rgbMidColor_g + right_high * m_rgbHighColor_g;
float right_blue = right_low * m_rgbLowColor_b + right_mid * m_rgbMidColor_b + right_high * m_rgbHighColor_b;
float right_max = math_max3(right_red, right_green, right_blue);
if (right_max > 0.0f) { // Prevent division by zero
glColor4f(right_red / right_max, right_green / right_max, right_blue / right_max, 0.8f);
glVertex2f(visualIndex, 0.0f);
glVertex2f(visualIndex, -1.0f * right_all);
}
}
}
glEnd();
} else { // top || bottom
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
if (m_alignment == Qt::AlignBottom) {
glOrtho(firstVisualIndex, lastVisualIndex, 0.0, 255.0, -10.0, 10.0);
} else {
glOrtho(firstVisualIndex, lastVisualIndex, 255.0, 0.0, -10.0, 10.0);
}
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glScalef(1.0f, allGain, 1.0f);
glLineWidth(2.0);
glEnable(GL_LINE_SMOOTH);
glBegin(GL_LINES); {
for (int visualIndex = firstVisualIndex;
visualIndex < lastVisualIndex;
visualIndex += 2) {
if (visualIndex < 0) {
continue;
}
if (visualIndex > dataSize - 1) {
break;
}
float low = lowGain * (float) math_max(data[visualIndex].filtered.low, data[visualIndex+1].filtered.low);
float mid = midGain * (float) math_max(data[visualIndex].filtered.mid, data[visualIndex+1].filtered.mid);
float high = highGain * (float) math_max(data[visualIndex].filtered.high, data[visualIndex+1].filtered.high);
float all = sqrtf(low * low + mid * mid + high * high) * kHeightScaleFactor;
float red = low * m_rgbLowColor_r + mid * m_rgbMidColor_r + high * m_rgbHighColor_r;
float green = low * m_rgbLowColor_g + mid * m_rgbMidColor_g + high * m_rgbHighColor_g;
float blue = low * m_rgbLowColor_b + mid * m_rgbMidColor_b + high * m_rgbHighColor_b;
float max = math_max3(red, green, blue);
if (max > 0.0f) { // Prevent division by zero
glColor4f(red / max, green / max, blue / max, 0.9f);
glVertex2f(float(visualIndex), 0.0f);
glVertex2f(float(visualIndex), all);
}
}
}
glEnd();
}
glPopMatrix();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
#endif
painter->endNativePainting();
}
void QtWaveformRendererSimpleSignal::draw(QPainter* painter, QPaintEvent* /*event*/){
TrackPointer pTrack = m_waveformRenderer->getTrackInfo();
if (!pTrack) {
return;
}
const Waveform* waveform = pTrack->getWaveform();
if (waveform == NULL) {
return;
}
const int dataSize = waveform->getDataSize();
if (dataSize <= 1) {
return;
}
const WaveformData* data = waveform->data();
if (data == NULL) {
return;
}
painter->save();
painter->setRenderHint(QPainter::Antialiasing);
painter->resetTransform();
WaveformWidgetFactory* factory = WaveformWidgetFactory::instance();
const double visualGain = factory->getVisualGain(WaveformWidgetFactory::All);
double heightGain = visualGain*m_waveformRenderer->getGain()*(double)m_waveformRenderer->getHeight()/255.0;
if (m_alignment == Qt::AlignTop) {
painter->translate(0.0, 0.0);
painter->scale(1.0, heightGain);
} else if (m_alignment == Qt::AlignBottom) {
painter->translate(0.0, m_waveformRenderer->getHeight());
painter->scale(1.0, heightGain);
} else {
painter->translate(0.0, m_waveformRenderer->getHeight()/2.0);
painter->scale(1.0, 0.5*heightGain);
}
//draw reference line
if (m_alignment == Qt::AlignCenter) {
painter->setPen(m_axesColor);
painter->drawLine(0,0,m_waveformRenderer->getWidth(),0);
}
const double firstVisualIndex = m_waveformRenderer->getFirstDisplayedPosition() * dataSize;
const double lastVisualIndex = m_waveformRenderer->getLastDisplayedPosition() * dataSize;
m_polygon.clear();
m_polygon.reserve(2 * m_waveformRenderer->getWidth() + 2);
m_polygon.append(QPointF(0.0, 0.0));
const double offset = firstVisualIndex;
// Represents the # of waveform data points per horizontal pixel.
const double gain = (lastVisualIndex - firstVisualIndex) /
(double)m_waveformRenderer->getWidth();
//NOTE(vrince) Please help me find a better name for "channelSeparation"
//this variable stand for merged channel ... 1 = merged & 2 = separated
int channelSeparation = 2;
if (m_alignment != Qt::AlignCenter)
channelSeparation = 1;
for (int channel = 0; channel < channelSeparation; ++channel) {
int startPixel = 0;
int endPixel = m_waveformRenderer->getWidth() - 1;
int delta = 1;
double direction = 1.0;
//Reverse display for merged bottom channel
if (m_alignment == Qt::AlignBottom)
direction = -1.0;
if (channel == 1) {
startPixel = m_waveformRenderer->getWidth() - 1;
endPixel = 0;
delta = -1;
direction = -1.0;
// After preparing the first channel, insert the pivot point.
m_polygon.append(QPointF(m_waveformRenderer->getWidth(), 0.0));
}
for (int x = startPixel;
(startPixel < endPixel) ? (x <= endPixel) : (x >= endPixel);
x += delta) {
// TODO(rryan) remove before 1.11 release. I'm seeing crashes
// sometimes where the pointIndex is very very large. It hasn't come
// back since adding locking, but I'm leaving this so that we can
// get some info about it before crashing. (The crash usually
// corrupts a lot of the stack).
if (m_polygon.size() > 2 * m_waveformRenderer->getWidth() + 2) {
qDebug() << "OUT OF CONTROL"
<< 2 * m_waveformRenderer->getWidth() + 2
<< dataSize
<< channel << m_polygon.size() << x;
}
// Width of the x position in visual indices.
const double xSampleWidth = gain * x;
// Effective visual index of x
const double xVisualSampleIndex = xSampleWidth + offset;
// Our current pixel (x) corresponds to a number of visual samples
// (visualSamplerPerPixel) in our waveform object. We take the max of
// all the data points on either side of xVisualSampleIndex within a
// window of 'maxSamplingRange' visual samples to measure the maximum
// data point contained by this pixel.
double maxSamplingRange = gain / 2.0;
// Since xVisualSampleIndex is in visual-samples (e.g. R,L,R,L) we want
// to check +/- maxSamplingRange frames, not samples. To do this, divide
// xVisualSampleIndex by 2. Since frames indices are integers, we round
// to the nearest integer by adding 0.5 before casting to int.
int visualFrameStart = int(xVisualSampleIndex / 2.0 - maxSamplingRange + 0.5);
int visualFrameStop = int(xVisualSampleIndex / 2.0 + maxSamplingRange + 0.5);
// If the entire sample range is off the screen then don't calculate a
// point for this pixel.
const int lastVisualFrame = dataSize / 2 - 1;
if (visualFrameStop < 0 || visualFrameStart > lastVisualFrame) {
m_polygon.append(QPointF(x, 0.0));
continue;
}
// We now know that some subset of [visualFrameStart,
// visualFrameStop] lies within the valid range of visual
// frames. Clamp visualFrameStart/Stop to within [0,
// lastVisualFrame].
visualFrameStart = math_max(math_min(lastVisualFrame, visualFrameStart), 0);
visualFrameStop = math_max(math_min(lastVisualFrame, visualFrameStop), 0);
int visualIndexStart = visualFrameStart * 2 + channel;
int visualIndexStop = visualFrameStop * 2 + channel;
// if (x == m_waveformRenderer->getWidth() / 2) {
// qDebug() << "audioVisualRatio" << waveform->getAudioVisualRatio();
// qDebug() << "visualSampleRate" << waveform->getVisualSampleRate();
// qDebug() << "audioSamplesPerVisualPixel" << waveform->getAudioSamplesPerVisualSample();
// qDebug() << "visualSamplePerPixel" << visualSamplePerPixel;
// qDebug() << "xSampleWidth" << xSampleWidth;
// qDebug() << "xVisualSampleIndex" << xVisualSampleIndex;
// qDebug() << "maxSamplingRange" << maxSamplingRange;;
// qDebug() << "Sampling pixel " << x << "over [" << visualIndexStart << visualIndexStop << "]";
// }
unsigned char maxAll = 0;
for (int i = visualIndexStart; i >= 0 && i < dataSize && i <= visualIndexStop;
i += channelSeparation) {
const WaveformData& waveformData = *(data + i);
unsigned char all = waveformData.filtered.all;
maxAll = math_max(maxAll, all);
}
m_polygon.append(QPointF(x, (float)maxAll * direction));
}
}
//If channel are not displayed separatly we nne to close the loop properly
if (channelSeparation == 1) {
m_polygon.append(QPointF(m_waveformRenderer->getWidth(), 0.0));
}
painter->setPen(m_borderPen);
painter->setBrush(m_brush);
painter->drawPolygon(&m_polygon[0], m_polygon.size());
painter->restore();
}
void BaseTrackPlayerImpl::slotLoadTrack(TrackPointer track, bool bPlay) {
// Before loading the track, ensure we have access. This uses lazy
// evaluation to make sure track isn't NULL before we dereference it.
if (!track.isNull() && !Sandbox::askForAccess(track->getCanonicalLocation())) {
// We don't have access.
return;
}
//Disconnect the old track's signals.
if (m_pLoadedTrack) {
// Save the loops that are currently set in a loop cue. If no loop cue is
// currently on the track, then create a new one.
int loopStart = m_pLoopInPoint->get();
int loopEnd = m_pLoopOutPoint->get();
if (loopStart != -1 && loopEnd != -1 &&
even(loopStart) && even(loopEnd) && loopStart <= loopEnd) {
Cue* pLoopCue = NULL;
QList<Cue*> cuePoints = m_pLoadedTrack->getCuePoints();
QListIterator<Cue*> it(cuePoints);
while (it.hasNext()) {
Cue* pCue = it.next();
if (pCue->getType() == Cue::LOOP) {
pLoopCue = pCue;
}
}
if (!pLoopCue) {
pLoopCue = m_pLoadedTrack->addCue();
pLoopCue->setType(Cue::LOOP);
}
pLoopCue->setPosition(loopStart);
pLoopCue->setLength(loopEnd - loopStart);
}
// WARNING: Never. Ever. call bare disconnect() on an object. Mixxx
// relies on signals and slots to get tons of things done. Don't
// randomly disconnect things.
// m_pLoadedTrack->disconnect();
disconnect(m_pLoadedTrack.data(), 0, m_pBPM, 0);
disconnect(m_pLoadedTrack.data(), 0, this, 0);
disconnect(m_pLoadedTrack.data(), 0, m_pKey, 0);
m_pReplayGain->slotSet(0);
// Causes the track's data to be saved back to the library database.
emit(unloadingTrack(m_pLoadedTrack));
}
m_pLoadedTrack = track;
if (m_pLoadedTrack) {
// Listen for updates to the file's BPM
connect(m_pLoadedTrack.data(), SIGNAL(bpmUpdated(double)),
m_pBPM, SLOT(slotSet(double)));
connect(m_pLoadedTrack.data(), SIGNAL(keyUpdated(double)),
m_pKey, SLOT(slotSet(double)));
// Listen for updates to the file's Replay Gain
connect(m_pLoadedTrack.data(), SIGNAL(ReplayGainUpdated(double)),
this, SLOT(slotSetReplayGain(double)));
}
//Request a new track from the reader
emit(loadTrack(track, bPlay));
}
void BaseTrackPlayerImpl::slotFinishLoading(TrackPointer pTrackInfoObject)
{
m_replaygainPending = false;
// Read the tags if required
if (!m_pLoadedTrack->getHeaderParsed()) {
m_pLoadedTrack->parse(false);
}
// m_pLoadedTrack->setPlayedAndUpdatePlaycount(true); // Actually the song is loaded but not played
// Update the BPM and duration values that are stored in ControlObjects
m_pDuration->set(m_pLoadedTrack->getDuration());
m_pBPM->slotSet(m_pLoadedTrack->getBpm());
m_pKey->slotSet(m_pLoadedTrack->getKey());
m_pReplayGain->slotSet(m_pLoadedTrack->getReplayGain());
// Update the PlayerInfo class that is used in EngineShoutcast to replace
// the metadata of a stream
PlayerInfo::instance().setTrackInfo(getGroup(), m_pLoadedTrack);
// Reset the loop points.
m_pLoopInPoint->slotSet(-1);
m_pLoopOutPoint->slotSet(-1);
const QList<Cue*> trackCues = pTrackInfoObject->getCuePoints();
QListIterator<Cue*> it(trackCues);
while (it.hasNext()) {
Cue* pCue = it.next();
if (pCue->getType() == Cue::LOOP) {
int loopStart = pCue->getPosition();
int loopEnd = loopStart + pCue->getLength();
if (loopStart != -1 && loopEnd != -1 && even(loopStart) && even(loopEnd)) {
m_pLoopInPoint->slotSet(loopStart);
m_pLoopOutPoint->slotSet(loopEnd);
break;
}
}
}
if(m_pConfig->getValueString(ConfigKey("[Mixer Profile]", "EqAutoReset"), 0).toInt()) {
if (m_pLowFilter != NULL) {
m_pLowFilter->set(1.0);
}
if (m_pMidFilter != NULL) {
m_pMidFilter->set(1.0);
}
if (m_pHighFilter != NULL) {
m_pHighFilter->set(1.0);
}
if (m_pLowFilterKill != NULL) {
m_pLowFilterKill->set(0.0);
}
if (m_pMidFilterKill != NULL) {
m_pMidFilterKill->set(0.0);
}
if (m_pHighFilterKill != NULL) {
m_pHighFilterKill->set(0.0);
}
m_pPreGain->set(1.0);
}
int reset = m_pConfig->getValueString(ConfigKey(
"[Controls]", "SpeedAutoReset"),
QString("%1").arg(RESET_PITCH)).toInt();
switch (reset) {
case RESET_PITCH_AND_SPEED:
// Note: speed may affect pitch
if (m_pSpeed != NULL) {
m_pSpeed->set(0.0);
}
// Fallthrough intended
case RESET_PITCH:
if (m_pPitchAdjust != NULL) {
m_pPitchAdjust->set(0.0);
}
}
emit(newTrackLoaded(m_pLoadedTrack));
}
void GLWaveformRendererSimpleSignal::draw(QPainter* painter, QPaintEvent* /*event*/) {
TrackPointer pTrack = m_waveformRenderer->getTrackInfo();
if (!pTrack) {
return;
}
ConstWaveformPointer waveform = pTrack->getWaveform();
if (waveform.isNull()) {
return;
}
const int dataSize = waveform->getDataSize();
if (dataSize <= 1) {
return;
}
const WaveformData* data = waveform->data();
if (data == NULL) {
return;
}
double firstVisualIndex = m_waveformRenderer->getFirstDisplayedPosition() * dataSize;
double lastVisualIndex = m_waveformRenderer->getLastDisplayedPosition() * dataSize;
const int firstIndex = int(firstVisualIndex+0.5);
firstVisualIndex = firstIndex - firstIndex%2;
const int lastIndex = int(lastVisualIndex+0.5);
lastVisualIndex = lastIndex + lastIndex%2;
// Reset device for native painting
painter->beginNativePainting();
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
float allGain(1.0);
getGains(&allGain, NULL, NULL, NULL);
float maxAll[2];
if (m_alignment == Qt::AlignCenter) {
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(firstVisualIndex, lastVisualIndex, -255.0, 255.0, -10.0, 10.0);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glScalef(1.f, allGain, 1.f);
glLineWidth(1.0);
glDisable(GL_LINE_SMOOTH);
//draw reference line
glBegin(GL_LINES); {
glColor4f(m_axesColor_r, m_axesColor_g,
m_axesColor_b, m_axesColor_a);
glVertex2f(firstVisualIndex,0);
glVertex2f(lastVisualIndex,0);
}
glEnd();
glLineWidth(1.1);
glEnable(GL_LINE_SMOOTH);
glBegin(GL_LINES); {
for (int visualIndex = firstVisualIndex;
visualIndex < lastVisualIndex;
visualIndex += 2) {
if (visualIndex < 0)
continue;
if (visualIndex > dataSize - 1)
break;
maxAll[0] = (float)data[visualIndex].filtered.all;
maxAll[1] = (float)data[visualIndex+1].filtered.all;
glColor4f(m_signalColor_r, m_signalColor_g, m_signalColor_b, 0.9);
glVertex2f(visualIndex,maxAll[0]);
glVertex2f(visualIndex,-1.f*maxAll[1]);
}
}
glEnd();
} else { //top || bottom
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
if (m_alignment == Qt::AlignBottom)
glOrtho(firstVisualIndex, lastVisualIndex, 0.0, 255.0, -10.0, 10.0);
else
glOrtho(firstVisualIndex, lastVisualIndex, 255.0, 0.0, -10.0, 10.0);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glScalef(1.f, allGain, 1.f);
glLineWidth(1.1);
glEnable(GL_LINE_SMOOTH);
glBegin(GL_LINES); {
for (int visualIndex = firstVisualIndex;
visualIndex < lastVisualIndex;
visualIndex += 2) {
if (visualIndex < 0)
continue;
if (visualIndex > dataSize - 1)
break;
maxAll[0] = (float)data[visualIndex].filtered.all;
maxAll[1] = (float)data[visualIndex+1].filtered.all;
glColor4f(m_signalColor_r, m_signalColor_g, m_signalColor_b, 0.8);
glVertex2f(float(visualIndex),0.f);
glVertex2f(float(visualIndex),math_max(maxAll[0],maxAll[1]));
}
}
glEnd();
}
glPopMatrix();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
painter->endNativePainting();
}
void SamplerBank::slotSaveSamplerBank(double v) {
if (v == 0.0 || m_pPlayerManager == NULL) {
return;
}
QString filefilter = tr("Mixxx Sampler Banks (*.xml)");
QString samplerBankPath = QFileDialog::getSaveFileName(
NULL, tr("Save Sampler Bank"),
QString(),
tr("Mixxx Sampler Banks (*.xml)"),
&filefilter);
if (samplerBankPath.isNull() || samplerBankPath.isEmpty()) {
return;
}
// Manually add extension due to bug in QFileDialog
// via https://bugreports.qt-project.org/browse/QTBUG-27186
// Can be removed after switch to Qt5
QFileInfo fileName(samplerBankPath);
if (fileName.suffix().isEmpty()) {
QString ext = filefilter.section(".",1,1);
ext.chop(1);
samplerBankPath.append(".").append(ext);
}
// The user has picked a new directory via a file dialog. This means the
// system sandboxer (if we are sandboxed) has granted us permission to this
// folder. We don't need access to this file on a regular basis so we do not
// register a security bookmark.
QFile file(samplerBankPath);
if (!file.open(QIODevice::WriteOnly)) {
QMessageBox::warning(NULL,
tr("Error Saving Sampler Bank"),
tr("Could not write the sampler bank to '%1'.")
.arg(samplerBankPath));
return;
}
QDomDocument doc("SamplerBank");
QDomElement root = doc.createElement("samplerbank");
doc.appendChild(root);
for (unsigned int i = 0; i < m_pPlayerManager->numSamplers(); ++i) {
Sampler* pSampler = m_pPlayerManager->getSampler(i + 1);
if (pSampler == NULL) {
continue;
}
QDomElement samplerNode = doc.createElement(QString("sampler"));
samplerNode.setAttribute("group", pSampler->getGroup());
TrackPointer pTrack = pSampler->getLoadedTrack();
if (pTrack) {
QString samplerLocation = pTrack->getLocation();
samplerNode.setAttribute("location", samplerLocation);
}
root.appendChild(samplerNode);
}
QString docStr = doc.toString();
file.write(docStr.toUtf8().constData());
file.close();
}
void GLWaveformRendererRGB::draw(QPainter* painter, QPaintEvent* /*event*/) {
TrackPointer pTrack = m_waveformRenderer->getTrackInfo();
if (!pTrack) {
return;
}
const Waveform* waveform = pTrack->getWaveform();
if (waveform == NULL) {
return;
}
const int dataSize = waveform->getDataSize();
if (dataSize <= 1) {
return;
}
const WaveformData* data = waveform->data();
if (data == NULL) {
return;
}
double firstVisualIndex = m_waveformRenderer->getFirstDisplayedPosition() * dataSize;
double lastVisualIndex = m_waveformRenderer->getLastDisplayedPosition() * dataSize;
const int firstIndex = int(firstVisualIndex + 0.5);
firstVisualIndex = firstIndex - firstIndex % 2;
const int lastIndex = int(lastVisualIndex + 0.5);
lastVisualIndex = lastIndex + lastIndex % 2;
// Reset device for native painting
painter->beginNativePainting();
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
// Per-band gain from the EQ knobs.
float lowGain(1.0), midGain(1.0), highGain(1.0);
if (m_pLowFilterControlObject && m_pMidFilterControlObject && m_pHighFilterControlObject) {
lowGain = m_pLowFilterControlObject->get();
midGain = m_pMidFilterControlObject->get();
highGain = m_pHighFilterControlObject->get();
}
WaveformWidgetFactory* factory = WaveformWidgetFactory::instance();
const double visualGain = factory->getVisualGain(::WaveformWidgetFactory::All);
lowGain *= factory->getVisualGain(WaveformWidgetFactory::Low);
midGain *= factory->getVisualGain(WaveformWidgetFactory::Mid);
highGain *= factory->getVisualGain(WaveformWidgetFactory::High);
if (m_alignment == Qt::AlignCenter) {
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
glOrtho(firstVisualIndex, lastVisualIndex, -255.0, 255.0, -10.0, 10.0);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glScalef(1.0f, visualGain * m_waveformRenderer->getGain(), 1.0f);
glLineWidth(1.2);
glDisable(GL_LINE_SMOOTH);
// Draw reference line
glBegin(GL_LINES); {
glColor4f(m_axesColor_r, m_axesColor_g, m_axesColor_b, m_axesColor_a);
glVertex2f(firstVisualIndex, 0);
glVertex2f(lastVisualIndex, 0);
}
glEnd();
glLineWidth(1.2);
glEnable(GL_LINE_SMOOTH);
glBegin(GL_LINES); {
for( int visualIndex = firstVisualIndex;
visualIndex < lastVisualIndex;
visualIndex += 2) {
if( visualIndex < 0)
continue;
if( visualIndex > dataSize - 1)
break;
float left_low = lowGain * (float) data[visualIndex].filtered.low;
float left_mid = midGain * (float) data[visualIndex].filtered.mid;
float left_high = highGain * (float) data[visualIndex].filtered.high;
float left_all = sqrtf(left_low * left_low + left_mid * left_mid + left_high * left_high);
float left_red = left_low * m_lowColor.red() + left_mid * m_midColor.red() + left_high * m_highColor.red();
float left_green = left_low * m_lowColor.green() + left_mid * m_midColor.green() + left_high * m_highColor.green();
float left_blue = left_low * m_lowColor.blue() + left_mid * m_midColor.blue() + left_high * m_highColor.blue();
float left_max = MAX3(left_red, left_green, left_blue);
if (left_max > 0.0f) { // Prevent division by zero
glColor4f(left_red / left_max, left_green / left_max, left_blue / left_max, 0.8f);
glVertex2f(visualIndex, 0.0f);
glVertex2f(visualIndex, left_all);
}
float right_low = lowGain * (float) data[visualIndex+1].filtered.low;
float right_mid = midGain * (float) data[visualIndex+1].filtered.mid;
float right_high = highGain * (float) data[visualIndex+1].filtered.high;
float right_all = sqrtf(right_low * right_low + right_mid * right_mid + right_high * right_high);
float right_red = right_low * m_lowColor.red() + right_mid * m_midColor.red() + right_high * m_highColor.red();
float right_green = right_low * m_lowColor.green() + right_mid * m_midColor.green() + right_high * m_highColor.green();
float right_blue = right_low * m_lowColor.blue() + right_mid * m_midColor.blue() + right_high * m_highColor.blue();
float right_max = MAX3(right_red, right_green, right_blue);
if (right_max > 0.0f) { // Prevent division by zero
glColor4f(right_red / right_max, right_green / right_max, right_blue / right_max, 0.8f);
glVertex2f(visualIndex, 0.0f);
glVertex2f(visualIndex, -1.0f * right_all);
}
}
}
glEnd();
} else { // top || bottom
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadIdentity();
if( m_alignment == Qt::AlignBottom)
glOrtho(firstVisualIndex, lastVisualIndex, 0.0, 255.0, -10.0, 10.0);
else
glOrtho(firstVisualIndex, lastVisualIndex, 255.0, 0.0, -10.0, 10.0);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glLoadIdentity();
glScalef(1.0f, visualGain * m_waveformRenderer->getGain(), 1.0f);
glLineWidth(1.2);
glEnable(GL_LINE_SMOOTH);
glBegin(GL_LINES); {
for( int visualIndex = firstVisualIndex;
visualIndex < lastVisualIndex;
visualIndex += 2) {
if( visualIndex < 0)
continue;
if( visualIndex > dataSize - 1)
break;
float low = lowGain * (float) math_max(data[visualIndex].filtered.low, data[visualIndex+1].filtered.low);
float mid = midGain * (float) math_max(data[visualIndex].filtered.mid, data[visualIndex+1].filtered.mid);
float high = highGain * (float) math_max(data[visualIndex].filtered.high, data[visualIndex+1].filtered.high);
float all = sqrtf(low * low + mid * mid + high * high);
float red = low * m_lowColor.red() + mid * m_midColor.red() + high * m_highColor.red();
float green = low * m_lowColor.green() + mid * m_midColor.green() + high * m_highColor.green();
float blue = low * m_lowColor.blue() + mid * m_midColor.blue() + high * m_highColor.blue();
float max = MAX3(red, green, blue);
if (max > 0.0f) { // Prevent division by zero
glColor4f(red / max, green / max, blue / max, 0.9f);
glVertex2f(float(visualIndex), 0.0f);
glVertex2f(float(visualIndex), all);
}
}
}
glEnd();
}
glPopMatrix();
glMatrixMode(GL_PROJECTION);
glPopMatrix();
painter->endNativePainting();
}
void VinylControlControl::slotControlVinylSeek(double fractionalPos) {
// Prevent NaN's from sneaking into the engine.
if (isnan(fractionalPos)) {
return;
}
// Do nothing if no track is loaded.
TrackPointer pTrack = m_pTrack;
if (!pTrack) {
return;
}
double total_samples = getSampleOfTrack().total;
double new_playpos = round(fractionalPos * total_samples);
if (m_pControlVinylEnabled->get() > 0.0 && m_pControlVinylMode->get() == MIXXX_VCMODE_RELATIVE) {
int cuemode = (int)m_pControlVinylCueing->get();
//if in preroll, always seek
if (new_playpos < 0) {
seekExact(new_playpos);
return;
}
switch (cuemode) {
case MIXXX_RELATIVE_CUE_OFF:
return; // If off, do nothing.
case MIXXX_RELATIVE_CUE_ONECUE:
//if onecue, just seek to the regular cue
seekExact(pTrack->getCuePoint().getPosition());
return;
case MIXXX_RELATIVE_CUE_HOTCUE:
// Continue processing in this function.
break;
default:
qWarning() << "Invalid vinyl cue setting";
return;
}
double shortest_distance = 0;
int nearest_playpos = -1;
const QList<CuePointer> cuePoints(pTrack->getCuePoints());
QListIterator<CuePointer> it(cuePoints);
while (it.hasNext()) {
CuePointer pCue(it.next());
if (pCue->getType() != Cue::CUE || pCue->getHotCue() == -1) {
continue;
}
int cue_position = pCue->getPosition();
// pick cues closest to new_playpos
if ((nearest_playpos == -1) ||
(fabs(new_playpos - cue_position) < shortest_distance)) {
nearest_playpos = cue_position;
shortest_distance = fabs(new_playpos - cue_position);
}
}
if (nearest_playpos == -1) {
if (new_playpos >= 0) {
//never found an appropriate cue, so don't seek?
return;
}
//if negative, allow a seek by falling down to the bottom
} else {
m_bSeekRequested = true;
seekExact(nearest_playpos);
m_bSeekRequested = false;
return;
}
}
// Just seek where it wanted to originally.
m_bSeekRequested = true;
seekExact(new_playpos);
m_bSeekRequested = false;
}
void AnalyserQueue::run() {
unsigned static id = 0; //the id of this thread, for debugging purposes
QThread::currentThread()->setObjectName(QString("AnalyserQueue %1").arg(++id));
// If there are no analyzers, don't waste time running.
if (m_aq.size() == 0)
return;
m_progressInfo.current_track = TrackPointer();
m_progressInfo.track_progress = 0;
m_progressInfo.queue_size = 0;
m_progressInfo.sema.release(); // Initalise with one
while (!m_exit) {
TrackPointer nextTrack = dequeueNextBlocking();
// It's important to check for m_exit here in case we decided to exit
// while blocking for a new track.
if (m_exit)
return;
// If the track is NULL, try to get the next one.
// Could happen if the track was queued but then deleted.
// Or if dequeueNextBlocking is unblocked by exit == true
if (!nextTrack) {
m_qm.lock();
m_queue_size = m_tioq.size();
m_qm.unlock();
if (m_queue_size == 0) {
emit(queueEmpty()); // emit asynchrony for no deadlock
}
continue;
}
Trace trace("AnalyserQueue analyzing track");
// Get the audio
SoundSourceProxy soundSourceProxy(nextTrack);
Mixxx::SoundSourcePointer pSoundSource(soundSourceProxy.open());
if (pSoundSource.isNull()) {
qWarning() << "Failed to open file for analyzing:" << nextTrack->getLocation();
continue;
}
int iNumSamples = pSoundSource->length();
int iSampleRate = pSoundSource->getSampleRate();
if (iNumSamples == 0 || iSampleRate == 0) {
qWarning() << "Skipping invalid file:" << nextTrack->getLocation();
continue;
}
QListIterator<Analyser*> it(m_aq);
bool processTrack = false;
while (it.hasNext()) {
// Make sure not to short-circuit initialise(...)
if (it.next()->initialise(nextTrack, iSampleRate, iNumSamples)) {
processTrack = true;
}
}
m_qm.lock();
m_queue_size = m_tioq.size();
m_qm.unlock();
if (processTrack) {
emitUpdateProgress(nextTrack, 0);
bool completed = doAnalysis(nextTrack, pSoundSource);
if (!completed) {
//This track was cancelled
QListIterator<Analyser*> itf(m_aq);
while (itf.hasNext()) {
itf.next()->cleanup(nextTrack);
}
queueAnalyseTrack(nextTrack);
emitUpdateProgress(nextTrack, 0);
} else {
// 100% - FINALIZE_PERCENT finished
emitUpdateProgress(nextTrack, 1000 - FINALIZE_PERCENT);
// This takes around 3 sec on a Atom Netbook
QListIterator<Analyser*> itf(m_aq);
while (itf.hasNext()) {
itf.next()->finalise(nextTrack);
}
emit(trackDone(nextTrack));
emitUpdateProgress(nextTrack, 1000); // 100%
}
} else {
emitUpdateProgress(nextTrack, 1000); // 100%
qDebug() << "Skipping track analysis because no analyzer initialized.";
}
m_qm.lock();
m_queue_size = m_tioq.size();
m_qm.unlock();
if (m_queue_size == 0) {
emit(queueEmpty()); // emit asynchrony for no deadlock
}
}
emit(queueEmpty()); // emit in case of exit;
}
TEST_F(CueControlTest, OutroCue_SetStartEnd_ClearStartEnd) {
TrackPointer pTrack = createAndLoadFakeTrack();
// Set outro start cue
setCurrentSample(750.0);
m_pOutroStartSet->slotSet(1);
m_pOutroStartSet->slotSet(0);
EXPECT_DOUBLE_EQ(750.0, m_pOutroStartPosition->get());
EXPECT_TRUE(m_pOutroStartEnabled->toBool());
EXPECT_DOUBLE_EQ(-1.0, m_pOutroEndPosition->get());
EXPECT_FALSE(m_pOutroEndEnabled->toBool());
CuePointer pCue = pTrack->findCueByType(Cue::OUTRO);
EXPECT_NE(nullptr, pCue);
if (pCue != nullptr) {
EXPECT_DOUBLE_EQ(750.0, pCue->getPosition());
EXPECT_DOUBLE_EQ(0.0, pCue->getLength());
EXPECT_DOUBLE_EQ(Cue::MANUAL, pCue->getSource());
}
// Set outro end cue
setCurrentSample(1000.0);
m_pOutroEndSet->slotSet(1);
m_pOutroEndSet->slotSet(0);
EXPECT_DOUBLE_EQ(750.0, m_pOutroStartPosition->get());
EXPECT_TRUE(m_pOutroStartEnabled->toBool());
EXPECT_DOUBLE_EQ(1000.0, m_pOutroEndPosition->get());
EXPECT_TRUE(m_pOutroEndEnabled->toBool());
pCue = pTrack->findCueByType(Cue::OUTRO);
EXPECT_NE(nullptr, pCue);
if (pCue != nullptr) {
EXPECT_DOUBLE_EQ(750.0, pCue->getPosition());
EXPECT_DOUBLE_EQ(250.0, pCue->getLength());
EXPECT_DOUBLE_EQ(Cue::MANUAL, pCue->getSource());
}
// Clear outro start cue
m_pOutroStartClear->slotSet(1);
m_pOutroStartClear->slotSet(0);
EXPECT_DOUBLE_EQ(-1.0, m_pOutroStartPosition->get());
EXPECT_FALSE(m_pOutroStartEnabled->toBool());
EXPECT_DOUBLE_EQ(1000.0, m_pOutroEndPosition->get());
EXPECT_TRUE(m_pOutroEndEnabled->toBool());
pCue = pTrack->findCueByType(Cue::OUTRO);
EXPECT_NE(nullptr, pCue);
if (pCue != nullptr) {
EXPECT_DOUBLE_EQ(-1.0, pCue->getPosition());
EXPECT_DOUBLE_EQ(1000.0, pCue->getLength());
EXPECT_DOUBLE_EQ(Cue::MANUAL, pCue->getSource());
}
// Clear outro end cue
m_pOutroEndClear->slotSet(1);
m_pOutroEndClear->slotSet(0);
EXPECT_DOUBLE_EQ(-1.0, m_pOutroStartPosition->get());
EXPECT_FALSE(m_pOutroStartEnabled->toBool());
EXPECT_DOUBLE_EQ(-1.0, m_pOutroEndPosition->get());
EXPECT_FALSE(m_pOutroEndEnabled->toBool());
EXPECT_EQ(nullptr, pTrack->findCueByType(Cue::OUTRO));
}
void CueControl::trackLoaded(TrackPointer pNewTrack, TrackPointer pOldTrack) {
Q_UNUSED(pOldTrack);
QMutexLocker lock(&m_mutex);
if (m_pLoadedTrack) {
disconnect(m_pLoadedTrack.get(), 0, this, 0);
for (int i = 0; i < m_iNumHotCues; ++i) {
detachCue(i);
}
// Store the cue point in a load cue.
double cuePoint = m_pCuePoint->get();
if (cuePoint != -1 && cuePoint != 0.0) {
CuePointer loadCue;
const QList<CuePointer> cuePoints(m_pLoadedTrack->getCuePoints());
QListIterator<CuePointer> it(cuePoints);
while (it.hasNext()) {
CuePointer pCue(it.next());
if (pCue->getType() == Cue::LOAD) {
loadCue = pCue;
break;
}
}
if (!loadCue) {
loadCue = m_pLoadedTrack->addCue();
loadCue->setType(Cue::LOAD);
loadCue->setLength(0);
}
loadCue->setPosition(cuePoint);
}
m_pCueIndicator->setBlinkValue(ControlIndicator::OFF);
m_pCuePoint->set(-1.0);
m_pLoadedTrack.reset();
}
if (!pNewTrack) {
return;
}
m_pLoadedTrack = pNewTrack;
connect(pNewTrack.get(), SIGNAL(cuesUpdated()),
this, SLOT(trackCuesUpdated()),
Qt::DirectConnection);
CuePointer loadCue;
const QList<CuePointer> cuePoints(pNewTrack->getCuePoints());
QListIterator<CuePointer> it(cuePoints);
while (it.hasNext()) {
CuePointer pCue(it.next());
if (pCue->getType() == Cue::LOAD) {
loadCue = pCue;
} else if (pCue->getType() != Cue::CUE) {
continue;
}
int hotcue = pCue->getHotCue();
if (hotcue != -1)
attachCue(pCue, hotcue);
}
double loadCuePoint = 0.0;
// If cue recall is ON in the prefs, then we're supposed to seek to the cue
// point on song load. Note that [Controls],cueRecall == 0 corresponds to "ON", not OFF.
bool cueRecall = (getConfig()->getValueString(
ConfigKey("[Controls]","CueRecall"), "0").toInt() == 0);
if (loadCue != NULL) {
m_pCuePoint->set(loadCue->getPosition());
if (cueRecall) {
loadCuePoint = loadCue->getPosition();
}
} else {
// If no cue point is stored, set one at track start
m_pCuePoint->set(0.0);
}
// Need to unlock before emitting any signals to prevent deadlock.
lock.unlock();
// If cueRecall is on, seek to it even if we didn't find a cue value (we'll
// seek to 0.
if (cueRecall) {
seekExact(loadCuePoint);
} else if (!(m_pVinylControlEnabled->get() &&
m_pVinylControlMode->get() == MIXXX_VCMODE_ABSOLUTE)) {
// If cuerecall is off, seek to zero unless
// vinylcontrol is on and set to absolute. This allows users to
// load tracks and have the needle-drop be maintained.
seekExact(0.0);
}
}