void IRBrowserComponent::selectionChanged()
{
if (_infoLabel)
{
juce::String infoText;
const juce::File file = _fileTreeComponent ? _fileTreeComponent->getSelectedFile() : juce::File::nonexistent;
if (!file.isDirectory() && _processor)
{
size_t channelCount = 0;
size_t sampleCount = 0;
double sampleRate = 0.0;
if (readAudioFileInfo(file, channelCount, sampleCount, sampleRate))
{
infoText += juce::String("Name: ") + file.getFileName();
infoText += juce::String("\n");
infoText += juce::String("\nSamples: ") + juce::String(static_cast<int>(sampleCount));
if (sampleRate > 0.00001)
{
const double seconds = static_cast<double>(sampleCount) / sampleRate;
infoText += juce::String("\nDuration: ") + juce::String(seconds, 2) + juce::String("s");
}
infoText += juce::String("\nChannels: ") + juce::String(static_cast<int>(channelCount));
infoText += juce::String("\nSample Rate: ") + juce::String(static_cast<int>(sampleRate)) + juce::String("Hz");
if (_processor->getNumInputChannels() >= 2 && _processor->getNumOutputChannels() >= 2)
{
const TrueStereoPairs trueStereoPairs = findTrueStereoPairs(file, sampleCount, sampleRate);
for (size_t i=0; i<trueStereoPairs.size(); ++i)
{
if (trueStereoPairs[i].first != file && trueStereoPairs[i].first != juce::File::nonexistent)
{
infoText += juce::String("\n");
infoText += juce::String("\nFile Pair For True-Stereo:");
infoText += juce::String("\n - ") + file.getFileName();
infoText += juce::String("\n - ") + trueStereoPairs[i].first.getFileName();
break;
}
}
}
}
else
{
infoText += juce::String("\n\nError!\n\nNo information available.");
}
}
_infoLabel->setJustificationType(juce::Justification(juce::Justification::topLeft));
_infoLabel->setText(infoText, sendNotification);
}
}
//==============================================================================
void LineEndingsConverter::cleanFile (const juce::File& file, const juce::String& lineEndingToUse)
{
if (! file.hasWriteAccess())
return;
juce::StringArray lines;
file.readLines (lines);
juce::ScopedPointer<juce::FileOutputStream> stream (file.createOutputStream());
if (stream != nullptr)
writeLinesToStream (stream, lines, lineEndingToUse);
}
/**
Applies polyphase FIR filter
Coefficients create a 24 kHz low pass filter for a 192 kHz wave
*/
void AudioProcessing::TestSimpleConvolution( const juce::File & input )
{
const int polyphase4Size = sizeof(filterPhase0) / sizeof(float);
const int convolutionSize = 4 * polyphase4Size;
juce::AudioSampleBuffer convolutionFilter( 1, convolutionSize );
float * data = convolutionFilter.getWritePointer( 0 );
for ( int i = 0 ; i < polyphase4Size ; ++ i )
{
*data++ = filterPhase0[ i ];
*data++ = filterPhase1[ i ];
*data++ = filterPhase2[ i ];
*data++ = filterPhase3[ i ];
}
juce::AudioFormatManager audioFormatManager;
audioFormatManager.registerBasicFormats();
juce::AudioFormatReader * reader = audioFormatManager.createReaderFor( input );
if ( reader != nullptr )
{
// read file
juce::AudioSampleBuffer origin( (int)reader->numChannels, (int)reader->lengthInSamples );
reader->read( &origin, 0, (int)reader->lengthInSamples, 0, true, true );
// Convolve
juce::AudioSampleBuffer output;
convolution( origin, convolutionFilter, output );
output.applyGain(0.25f); // filter values use sample with 3 zeros per valid sample (1 / 4)
juce::String outputName = input.getFullPathName().substring(0, input.getFullPathName().length() - 4);
juce::File outputFile( outputName + "_convolution.wav" );
juce::FileOutputStream * outputStream = new juce::FileOutputStream( outputFile );
juce::WavAudioFormat wavAudioFormat;
juce::StringPairArray emptyArray;
juce::AudioFormatWriter * writer = wavAudioFormat.createWriterFor(
outputStream, reader->sampleRate, reader->numChannels, 24, emptyArray, 0 );
if ( writer != nullptr )
{
writer->writeFromAudioSampleBuffer( output, 0, output.getNumSamples() );
delete writer;
}
delete reader;
}
}
void CodeFileList::addDirectory (const juce::File& file)
{
if (file.isDirectory())
{
juce::Array<juce::File> results;
file.findChildFiles (results, juce::File::findFiles, true, wildcards);
for (int i = results.size(); --i >= 0;)
files.addIfNotAlreadyThere (results.getReference (i).getFullPathName()); //N.B.: Don't use addFile() - it will be a redundant check to see if the file is valid
}
else
{
addFile (file.getFullPathName());
}
}
void InterfaceComponent::buttonClicked (juce::Button* button)
{
if (button == &btnBrowse)
{
juce::FileChooser chooser ("Select the folder which contains the code files you want to modularise");
if (chooser.browseForDirectory())
{
const juce::File folder (chooser.getResult());
txtSourceFileFolder.setText (folder.getFullPathName().trim(), juce::sendNotification);
txtDestinationFolder.setText (folder.getParentDirectory().getFullPathName().trim(), juce::sendNotification);
files = Modulariser (folder, true).getFiles();
fileListBox.setSelectedRows (juce::SparseSet<int>());
fileListBox.updateContent();
}
}
else if (button == &btnRefresh)
{
refresh();
}
else if (button == &btnGenerate)
{
const juce::String srcFolder (txtSourceFileFolder.getText().trim());
const juce::String destFolder (txtDestinationFolder.getText().trim());
if (srcFolder.isNotEmpty()
&& destFolder.isNotEmpty()
&& juce::File::isAbsolutePath (srcFolder)
&& juce::File::isAbsolutePath (destFolder))
{
Modulariser modulariser (files);
modulariser.saveTo (juce::File (destFolder),
srcFolder,
txtModuleFilename.getText().trim(),
txtHeaderGuard.getText().trim(),
txtNamespace.getText().trim());
}
}
}
juce::File IRBrowserComponent::checkMatchingTrueStereoFile(const juce::String& fileNameBody,
const juce::String& fileNameExt,
const juce::File& directory,
const juce::String& pattern,
const juce::String& replacement,
const size_t sampleCount,
const double sampleRate) const
{
std::vector<juce::String> candidateNames;
if (fileNameBody.startsWith(pattern))
{
candidateNames.push_back(replacement + fileNameBody.substring(pattern.length(), fileNameBody.length()) + fileNameExt);
}
if (fileNameBody.endsWith(pattern))
{
candidateNames.push_back(fileNameBody.substring(0, fileNameBody.length()-pattern.length()) + replacement + fileNameExt);
}
for (size_t i=0; i<candidateNames.size(); ++i)
{
const juce::String& candidateName = candidateNames[i];
if (directory.getNumberOfChildFiles(juce::File::findFiles|juce::File::ignoreHiddenFiles, candidateName) == 1)
{
const juce::File candidateFile = directory.getChildFile(candidateName);
size_t candidateChannelCount = 0;
size_t candidateSampleCount = 0;
double candidateSampleRate = 0.0;
const bool fileInfoSuccess = readAudioFileInfo(candidateFile, candidateChannelCount, candidateSampleCount, candidateSampleRate);
if (fileInfoSuccess &&
candidateChannelCount == 2 &&
candidateSampleCount == sampleCount &&
::fabs(candidateSampleRate - sampleRate) < 0.000001)
{
return candidateFile;
}
}
}
return juce::File::nonexistent;
}
void AudioProcessing::TestOversampling( const juce::File & input )
{
juce::AudioFormatManager audioFormatManager;
audioFormatManager.registerBasicFormats();
juce::AudioFormatReader * reader = audioFormatManager.createReaderFor( input );
if ( reader != nullptr )
{
// read file
juce::AudioSampleBuffer origin( (int)reader->numChannels, (int)reader->lengthInSamples );
reader->read( &origin, 0, (int)reader->lengthInSamples, 0, true, true );
// Use polyphase FIR filter with coefficients for upsampling 4 times at 48KHz
juce::AudioSampleBuffer output;
polyphase4( origin, output );
juce::String outputName = input.getFullPathName().substring(0, input.getFullPathName().length() - 4);
juce::File outputFile( outputName + "_polyphase4.wav" );
juce::FileOutputStream * outputStream = new juce::FileOutputStream( outputFile );
juce::WavAudioFormat wavAudioFormat;
juce::StringPairArray emptyArray;
juce::AudioFormatWriter * writer = wavAudioFormat.createWriterFor(
outputStream, reader->sampleRate, reader->numChannels, 24, emptyArray, 0 );
if ( writer != nullptr )
{
writer->writeFromAudioSampleBuffer( output, 0, output.getNumSamples() );
delete writer;
}
delete reader;
}
}
//==============================================================================
bool CodeTool::canApplyToFile (const juce::File& file) const
{
return file.hasFileExtension (CodeFileList::getAllWildcards().removeCharacters ("*"));
}
void CodeFileList::addFile (const juce::File& file)
{
addFile (file.getFullPathName().trim());
}
IRBrowserComponent::TrueStereoPairs IRBrowserComponent::findTrueStereoPairs(const juce::File& file, size_t sampleCount, double sampleRate) const
{
if (file == juce::File::nonexistent || file.isDirectory())
{
return TrueStereoPairs();
}
const juce::File directory = file.getParentDirectory();
if (file == juce::File::nonexistent || file.isDirectory())
{
return TrueStereoPairs();
}
const juce::String fileNameBody = file.getFileNameWithoutExtension();
const juce::String fileNameExt = file.getFileExtension();
// Left => Right
static std::vector<std::pair<juce::String, juce::String> > pairsLeft;
if (pairsLeft.empty())
{
pairsLeft.push_back(std::make_pair(juce::String("L"), juce::String("R")));
pairsLeft.push_back(std::make_pair(juce::String("l"), juce::String("r")));
pairsLeft.push_back(std::make_pair(juce::String("Left"), juce::String("Right")));
pairsLeft.push_back(std::make_pair(juce::String("left"), juce::String("right")));
pairsLeft.push_back(std::make_pair(juce::String("LEFT"), juce::String("RIGHT")));
}
for (size_t i=0; i<pairsLeft.size(); ++i)
{
const juce::File matchingFile = checkMatchingTrueStereoFile(fileNameBody,
fileNameExt,
directory,
pairsLeft[i].first,
pairsLeft[i].second,
sampleCount,
sampleRate);
if (matchingFile != juce::File::nonexistent)
{
TrueStereoPairs trueStereoPairs;
trueStereoPairs.push_back(std::make_pair(file, 0));
trueStereoPairs.push_back(std::make_pair(file, 1));
trueStereoPairs.push_back(std::make_pair(matchingFile, 0));
trueStereoPairs.push_back(std::make_pair(matchingFile, 1));
return trueStereoPairs;
}
}
static std::vector<std::pair<juce::String, juce::String> > pairsRight;
if (pairsRight.empty())
{
pairsRight.push_back(std::make_pair(juce::String("R"), juce::String("L")));
pairsRight.push_back(std::make_pair(juce::String("r"), juce::String("l")));
pairsRight.push_back(std::make_pair(juce::String("Right"), juce::String("Left")));
pairsRight.push_back(std::make_pair(juce::String("right"), juce::String("left")));
pairsRight.push_back(std::make_pair(juce::String("RIGHT"), juce::String("LEFT")));
}
for (size_t i=0; i<pairsRight.size(); ++i)
{
const juce::File matchingFile = checkMatchingTrueStereoFile(fileNameBody,
fileNameExt,
directory,
pairsRight[i].first,
pairsRight[i].second,
sampleCount,
sampleRate);
if (matchingFile != juce::File::nonexistent)
{
TrueStereoPairs trueStereoPairs;
trueStereoPairs.push_back(std::make_pair(matchingFile, 0));
trueStereoPairs.push_back(std::make_pair(matchingFile, 1));
trueStereoPairs.push_back(std::make_pair(file, 0));
trueStereoPairs.push_back(std::make_pair(file, 1));
return trueStereoPairs;
}
}
return TrueStereoPairs();
}
//==============================================================================
void TrailingWhitespaceCleaner::cleanFile (const juce::File& file,
const bool removeDocumentStartWhitespace,
const WhitespaceRemovalOptions documentEndOptions)
{
if (! file.hasWriteAccess())
return;
juce::StringArray lines;
file.readLines (lines);
if (lines.size() <= 0)
return;
while (lines.strings.getLast().trim().isEmpty())
lines.remove (lines.size() - 1);
lines.minimiseStorageOverheads();
cleanRange (lines, 0, lines.size());
if (removeDocumentStartWhitespace)
{
for (int i = 0; i < lines.size(); ++i)
{
if (lines[i].isEmpty())
{
lines.remove (i);
--i;
}
else
{
break;
}
}
}
//Remove empty lines at the end of the file:
for (int i = lines.size(); --i >= 0;)
{
if (lines[i].isEmpty())
lines.remove (i);
else
break;
}
#if 0
if (documentEndOptions == KeepOneBlankLine)
{
const juce::String last (lines.strings[lines.size() - 1].trim());
if (lines.size() == 0)
{
lines.add (juce::newLine);
}
else
{
if (last.isNotEmpty())
{
if (last == "\r" || last == "\n" || last == "\n\r" || last == "\r\n")
lines.strings.getReference (lines.size() - 1) = juce::newLine;
else
lines.add (juce::newLine);
}
else
{
lines.strings.getReference (lines.size() - 1) = juce::newLine;
}
}
}
#endif
juce::ScopedPointer<juce::FileOutputStream> stream (file.createOutputStream());
if (stream != nullptr)
writeLinesToStream (stream, lines);
}
