int main (int argc, const char * argv[])
{
/*
void* lame = dlopen("/usr/local/lib/libmp3lame.dylib", RTLD_NOW);
if (!lame)
std::cout << "Fail! No library found" << std::endl;
typedef std::function<lame_global_flags*()> lame_init_func;
lame_init_func lame_init;
lame_init = (lame_global_struct*(*)())dlsym(lame, "lame_init");
if (!lame_init)
std::cout << "Fail! No function found" << std::endl;
lame_init();
dlclose(lame);
*/
AudioTrack track;
if (!track.initFromFile(argv[1]))
return 1;
/*
unsigned int alSource;
unsigned int alSampleSet;
alGenSources(1, &alSource);
alGenBuffers(1, &alSampleSet);
alBufferData(alSampleSet, AL_FORMAT_STEREO16, track.getSamples(), (int)track.getSamplesCount(), track.getSampleRate());
alSourcei(alSource, AL_BUFFER, alSampleSet);
alSourcei(alSource, AL_LOOPING, AL_TRUE);
alSourcePlay(alSource);
*/
AudioAnalyzer FourierUtil;
FFTWOutput FourierOutput;
AudioFeatures TrackFeatures;
AudioSections TrackSections;
FourierUtil.SetWindowLen(.02f);
FourierUtil.SetOverlap(.5f);
FourierUtil.SetWindowingFunction(AudioAnalyzer::HANN);
FourierUtil.UsePadding(true);
std::cout << "Generating full periodogram..." << std::endl;
FourierUtil.ComputeFFT(&track, 0, FourierOutput);
std::cout << "Generating feature vector..." << std::endl;
FourierUtil.ComputeAudioFeatures(FourierOutput, TrackFeatures);
std::cout << "Determining beat locations and BPM..." << std::endl;
TrackSections.Generate(TrackFeatures, 2000.0f);
std::cout << "Track BPM estimation: " << TrackSections.GetGlobalBPM() << " BPM" << std::endl;
return 0;
}
