void CtrlrFileDownloader::run()
{
ScopedPointer <InputStream> is (fileToDownload.createInputStream (false));
const int totalLength = is->getTotalLength();
int bytesSoFar = 0;
const String packageFile = CtrlrUpdateManager::getMyPackage();
if (outputFile.exists())
{
outputFile.deleteFile();
outputFile.create();
}
while (! (is->isExhausted()))
{
if (threadShouldExit())
{
return;
}
MemoryBlock buffer(8192);
const int num = is->read (buffer.getData(), 8192);
if (num == 0)
break;
bytesSoFar += num;
outputFile.appendData(buffer.getData(), buffer.getSize());
setStatusMessage ("File: " + packageFile + "\nTotal size: " + File::descriptionOfSizeInBytes (totalLength) + " Got size: " + File::descriptionOfSizeInBytes (bytesSoFar));
setProgress (bytesSoFar / (double)totalLength);
}
}
void YSE::INTERNAL::soundFile::loadNonStreaming() {
// load non streaming sounds in one go
ScopedPointer<AudioFormatReader> reader;
File file;
if (IO().getActive()) {
// will be deleted by AudioFormatReader
customFileReader * cfr = new customFileReader;
cfr->create(fileName.c_str());
reader = SOUND::Manager().getReader(cfr);
}
else {
file = File::getCurrentWorkingDirectory().getChildFile(juce::String(fileName));
reader = SOUND::Manager().getReader(file);
}
if (reader != nullptr) {
_fileBuffer.setSize(reader->numChannels, (Int)reader->lengthInSamples);
reader->read(&_fileBuffer, 0, (Int)reader->lengthInSamples, 0, true, true);
// sample rate adjustment
_sampleRateAdjustment = static_cast<Flt>(reader->sampleRate) / static_cast<Flt>(SAMPLERATE);
_length = _fileBuffer.getNumSamples();
_buffer = _fileBuffer.getArrayOfReadPointers();
_channels = _fileBuffer.getNumChannels();
// file is ready for use now
state = READY;
}
else {
LogImpl().emit(E_FILEREADER, "Unable to read " + file.getFullPathName().toStdString());
state = INVALID;
}
}
Oscillator::Oscillator (double sampleRate)
:
sampRate(sampleRate),
squareBuffer(1, 22071),
sawBuffer(1, 21984),
sawDownBuffer(1, 21984)
{
currentPhase = 0.0;
currentSample = 0.0;
stepSize = 0;
squareBuffer.clear();
sawBuffer.clear();
sawDownBuffer.clear();
sharedMemory.enter();
AudioFormatManager formatManager;
formatManager.registerBasicFormats();
ScopedPointer <AudioFormatReader> squareReader
(formatManager.createReaderFor(new MemoryInputStream (MainBinaryData::squarewave20500_wav,
MainBinaryData::squarewave20500_wavSize,
false)));
squareReader->read(&squareBuffer, 0, squareReader->lengthInSamples, 0, true, false);
squareNumSamples = squareReader->lengthInSamples;
ScopedPointer <AudioFormatReader> sawReader
(formatManager.createReaderFor(new MemoryInputStream (MainBinaryData::sawwave20500_wav,
MainBinaryData::sawwave20500_wavSize,
false)));
sawReader->read(&sawBuffer, 0, sawReader->lengthInSamples, 0, true, false);
ScopedPointer <AudioFormatReader> sawDownReader
(formatManager.createReaderFor(new MemoryInputStream (MainBinaryData::sawdownwave20500_wav,
MainBinaryData::sawdownwave20500_wavSize,
false)));
sawDownReader->read(&sawDownBuffer, 0, sawDownReader->lengthInSamples, 0, true, false);
sawNumSamples = sawReader->lengthInSamples;
sharedMemory.exit();
}
AudioSampleBuffer EssentiaExtractor::audioFileToSampleBuffer(const File audioFile)
{
//Read audio into buffer
ScopedPointer<AudioFormatReader> reader;
reader = formatManager->createReaderFor(audioFile);
AudioSampleBuffer buffer(reader->numChannels, reader->lengthInSamples);
reader->read(&buffer, 0, reader->lengthInSamples, 0, true, true);
return buffer;
}
// Read an audio file and resample
void BirdID::readAudioFileResampled(const File &audioFile_, float targetSampleRate)
{
//Creating a reader for the file, depending on its format
ScopedPointer<AudioFormatReader> fileReader = formatManager.createReaderFor(audioFile_);
//int numChannels = fileReader->numChannels;
int64 numSamples = fileReader->lengthInSamples;
ScopedPointer<AudioSampleBuffer> leftChannelBuffer = new AudioSampleBuffer(1,static_cast<int>(numSamples));
leftChannelBuffer->clear();
float sampleRate = static_cast<float>(fileReader->sampleRate);
float conversionFactor = sampleRate/targetSampleRate;
resampledAudioLength = static_cast<int>(floorf(numSamples/conversionFactor));
// Initialize destination buffer
resampledAudio = new float[resampledAudioLength];
// Cheating by reading only one channel
//if(numChannels == 1)
//{
// Read audio
fileReader->read(leftChannelBuffer,0,static_cast<int>(numSamples),0,true,false);
// Resample
interpolator->process(conversionFactor,leftChannelBuffer->getReadPointer(0),resampledAudio,resampledAudioLength);
// Normalize resampledAudio
float max = resampledAudio[0];
for(int i=1;i<resampledAudioLength;i++)
{
if(fabs(resampledAudio[i])>fabs(max))
{
max = resampledAudio[i];
}
}
max = fabs(max);
for(int i=0;i<resampledAudioLength;i++)
{
resampledAudio[i] /= max;
}
}
bool FileWatcherThread::readDataFile(AudioSampleBuffer *buffer, File file) {
AudioFormatManager formatManager;
formatManager.registerBasicFormats();
ScopedPointer<AudioFormatReader> reader = formatManager.createReaderFor(file);
if (reader != 0) {
int sampleCount = (int) reader->lengthInSamples;
buffer->setSize(kNumSampleChannels, sampleCount, false, true, false);
reader->read(buffer, 0, sampleCount, 0, true, true);
if (reader->numChannels != kNumSampleChannels) {
printf("File is mono, copying data to second channel\n");
buffer->copyFrom(1, 0, *buffer, 0, 0, sampleCount);
}
return true;
}
return false;
}
void FileLogger::trimFileSize (int maxFileSizeBytes) const
{
if (maxFileSizeBytes <= 0)
{
logFile.deleteFile();
}
else
{
const int64 fileSize = logFile.getSize();
if (fileSize > maxFileSizeBytes)
{
ScopedPointer <FileInputStream> in (logFile.createInputStream());
jassert (in != nullptr);
if (in != nullptr)
{
in->setPosition (fileSize - maxFileSizeBytes);
String content;
{
MemoryBlock contentToSave;
contentToSave.setSize ((size_t) maxFileSizeBytes + 4);
contentToSave.fillWith (0);
in->read (contentToSave.getData(), maxFileSizeBytes);
in = nullptr;
content = contentToSave.toString();
}
int newStart = 0;
while (newStart < fileSize
&& content[newStart] != '\n'
&& content[newStart] != '\r')
++newStart;
logFile.deleteFile();
logFile.appendText (content.substring (newStart), false, false);
}
}
}
}
//==============================================================================
bool AudioLassoAudioProcessor::setAudioFile(const String& audioFileAbsPath) {
ScopedPointer<File> audioFile = new File(audioFileAbsPath);
if (!audioFile->existsAsFile()) {
std::cout << "!audioFile->existsAsFile()" << std::endl;
return false;
}
ScopedPointer<AudioFormatReader> audioFormatReader = audioFormatManager->createReaderFor(*audioFile);
int numChannels = audioFormatReader->numChannels;
int numSamples = audioFormatReader->lengthInSamples;
float sampleRate = audioFormatReader->sampleRate;
AudioSampleBuffer* sourceAudio = new AudioSampleBuffer(numChannels, numSamples);
audioFormatReader->read(sourceAudio, 0, numSamples, 0, true, true);
const CriticalSection& lock = getCallbackLock();
lock.enter();
specHandler->setSourceAudio(sourceAudio, sampleRate);
lock.exit();
return true;
}
void YSE::INTERNAL::soundFile::run() {
if (_streaming) {
if (source == nullptr) {
if (IO().getActive()) {
// will be deleted by AudioFormatReader
customFileReader * cfr = new customFileReader;
cfr->create(fileName.c_str());
streamReader = SOUND::Manager().getReader(cfr);
}
else {
streamReader = SOUND::Manager().getReader(file);
}
}
else {
streamReader = SOUND::Manager().getReader(source);
}
if (streamReader != nullptr) {
_buffer.setSize(streamReader->numChannels, STREAM_BUFFERSIZE);
// sample rate adjustment
_sampleRateAdjustment = static_cast<Flt>(streamReader->sampleRate) / static_cast<Flt>(SAMPLERATE);
_length = (Int)streamReader->lengthInSamples;
_streamPos = 0;
fillStream(false);
// file is ready for use now
state = READY;
return;
}
else {
LogImpl().emit(E_FILEREADER, "Unable to read " + file.getFullPathName().toStdString());
state = INVALID;
return;
}
}
// load non streaming sounds in one go
ScopedPointer<AudioFormatReader> reader;
if (source == nullptr) {
if (IO().getActive()) {
// will be deleted by AudioFormatReader
customFileReader * cfr = new customFileReader;
cfr->create(fileName.c_str());
reader = SOUND::Manager().getReader(cfr);
}
else {
reader = SOUND::Manager().getReader(file);
}
}
else {
reader = SOUND::Manager().getReader(source);
}
if (reader != nullptr) {
_buffer.setSize(reader->numChannels, (Int)reader->lengthInSamples);
reader->read(&_buffer, 0, (Int)reader->lengthInSamples, 0, true, true);
// sample rate adjustment
_sampleRateAdjustment = static_cast<Flt>(reader->sampleRate) / static_cast<Flt>(SAMPLERATE);
_length = _buffer.getNumSamples();
// file is ready for use now
state = READY;
return;
}
else {
LogImpl().emit(E_FILEREADER, "Unable to read " + file.getFullPathName().toStdString());
state = INVALID;
return;
}
}
