C++ (Cpp) SampleBuffer::userWaveSample примеры использования

Пример #1

Файл: graph.cpp Проект: Cubiicle/lmms

QString graphModel::setWaveToUser()
{
	SampleBuffer * sampleBuffer = new SampleBuffer;
	QString fileName = sampleBuffer->openAndSetWaveformFile();
	if( fileName.isEmpty() == false )
	{
		for( int i = 0; i < length(); i++ )
		{
			m_samples[i] = sampleBuffer->userWaveSample(
					i / static_cast<float>( length() ) );
		}
	}

	sharedObject::unref( sampleBuffer );

	emit samplesChanged( 0, length() - 1 );
	return fileName;
};