//============================================================================== bool AudioThumbnail::loadFrom (InputStream& rawInput) { BufferedInputStream input (rawInput, 4096); if (input.readByte() != 'j' || input.readByte() != 'a' || input.readByte() != 't' || input.readByte() != 'm') return false; const ScopedLock sl (lock); clearChannelData(); samplesPerThumbSample = input.readInt(); totalSamples = input.readInt64(); // Total number of source samples. numSamplesFinished = input.readInt64(); // Number of valid source samples that have been read into the thumbnail. int32 numThumbnailSamples = input.readInt(); // Number of samples in the thumbnail data. numChannels = input.readInt(); // Number of audio channels. sampleRate = input.readInt(); // Source sample rate. input.skipNextBytes (16); // (reserved) createChannels (numThumbnailSamples); for (int i = 0; i < numThumbnailSamples; ++i) for (int chan = 0; chan < numChannels; ++chan) channels.getUnchecked(chan)->getData(i)->read (input); return true; }
//============================================================================== bool AudioThumbnail::setDataSource (LevelDataSource* newSource) { jassert (MessageManager::getInstance()->currentThreadHasLockedMessageManager()); numSamplesFinished = 0; if (cache.loadThumb (*this, newSource->hashCode) && isFullyLoaded()) { source = newSource; // (make sure this isn't done before loadThumb is called) source->lengthInSamples = totalSamples; source->sampleRate = sampleRate; source->numChannels = (unsigned int) numChannels; source->numSamplesFinished = numSamplesFinished; } else { source = newSource; // (make sure this isn't done before loadThumb is called) const ScopedLock sl (lock); source->initialise (numSamplesFinished); totalSamples = source->lengthInSamples; sampleRate = source->sampleRate; numChannels = (int32) source->numChannels; createChannels (1 + (int) (totalSamples / samplesPerThumbSample)); } return sampleRate > 0 && totalSamples > 0; }
void AudioThumbnail::reset (int newNumChannels, double newSampleRate, int64 totalSamplesInSource) { clear(); numChannels = newNumChannels; sampleRate = newSampleRate; totalSamples = totalSamplesInSource; createChannels (1 + (int) (totalSamplesInSource / samplesPerThumbSample)); }
bool pcl::modeler::CloudMeshItem::open() { if(!cloud_mesh_->open(filename_)) return (false); createChannels(); treeWidget()->expandItem(this); return (true); }
/*! * Creates list of all known objects */ void SingleshotManager::createObjectsList() { objects = QList<QStringList>(); QSqlQuery query; query.prepare(QString("SELECT `id`, `name` FROM \"%1\"").arg(objects_identifier)); query.exec(); while(query.next()) { QStringList object; object.append(query.value(0).toString()); // DIRRRTY object.append(query.value(1).toString()); objects.append(object); //qDebug() << identifier << "object add" << object; } createChannels(); }
pcl::modeler::CloudMeshItem::CloudMeshItem(QTreeWidgetItem* parent, const CloudMeshItem& cloud_mesh_item) :QTreeWidgetItem(parent), AbstractItem(), filename_(cloud_mesh_item.filename_), cloud_mesh_(cloud_mesh_item.cloud_mesh_), translation_x_(new DoubleParameter("Translation X", "Translation X", 0.0, -1.0, 1.0)), translation_y_(new DoubleParameter("Translation Y", "Translation Y", 0.0, -1.0, 1.0)), translation_z_(new DoubleParameter("Translation Z", "Translation Z", 0.0, -1.0, 1.0)), rotation_x_(new DoubleParameter("Rotation X", "Rotation X", 0.0, -180.0, 180.0)), rotation_y_(new DoubleParameter("Rotation Y", "Rotation Y", 0.0, -180.0, 180.0)), rotation_z_(new DoubleParameter("Rotation Z", "Rotation Z", 0.0, -180.0, 180.0)) { setFlags(flags()&(~Qt::ItemIsDropEnabled)); setText(0, QString(filename_.c_str())); createChannels(); treeWidget()->expandItem(this); }
pcl::modeler::CloudMeshItem::CloudMeshItem (QTreeWidgetItem* parent, CloudMesh::PointCloudPtr cloud) :QTreeWidgetItem(parent), AbstractItem(), filename_("unnamed point cloud"), cloud_mesh_(boost::shared_ptr<CloudMesh>(new CloudMesh(cloud))), translation_x_(new DoubleParameter("Translation X", "Translation X", 0.0, -1.0, 1.0)), translation_y_(new DoubleParameter("Translation Y", "Translation Y", 0.0, -1.0, 1.0)), translation_z_(new DoubleParameter("Translation Z", "Translation Z", 0.0, -1.0, 1.0)), rotation_x_(new DoubleParameter("Rotation X", "Rotation X", 0.0, -180.0, 180.0)), rotation_y_(new DoubleParameter("Rotation Y", "Rotation Y", 0.0, -180.0, 180.0)), rotation_z_(new DoubleParameter("Rotation Z", "Rotation Z", 0.0, -180.0, 180.0)) { setFlags(flags()&(~Qt::ItemIsDropEnabled)); setText(0, QString(filename_.c_str())); createChannels(); treeWidget()->expandItem(this); }