//-----------------------------------------------------------------------------
// Test program.
// test.exe input.wav outout.wav f0 spec flag
// input.wav : argv[1] Input file
// output.wav : argv[2] Output file
// f0 : argv[3] F0 scaling (a positive number)
// spec : argv[4] Formant shift (a positive number)
//-----------------------------------------------------------------------------
int main(int argc, char *argv[]) {
if (argc != 2 && argc != 3 && argc != 4 && argc != 5) {
printf("error\n");
return 0;
}
int fs, nbit, x_length;
double *x = wavread(argv[1], &fs, &nbit, &x_length);
if (CheckLoadedFile(x, fs, nbit, x_length) == false) {
printf("error: File not found.\n");
return 0;
}
// Allocate memories
// The number of samples for F0
int f0_length = GetSamplesForDIO(fs, x_length, FRAMEPERIOD);
double *f0 = new double[f0_length];
double *time_axis = new double[f0_length];
// FFT size for CheapTrick
int fft_size = GetFFTSizeForCheapTrick(fs);
double **spectrogram = new double *[f0_length];
double **aperiodicity = new double *[f0_length];
for (int i = 0; i < f0_length; ++i) {
spectrogram[i] = new double[fft_size / 2 + 1];
aperiodicity[i] = new double[fft_size / 2 + 1];
}
// F0 estimation
F0Estimation(x, x_length, fs, f0_length, f0, time_axis);
// Spectral envelope estimation
SpectralEnvelopeEstimation(x, x_length, fs, time_axis, f0, f0_length,
spectrogram);
// Aperiodicity estimation by D4C
AperiodicityEstimation(x, x_length, fs, time_axis, f0, f0_length,
fft_size, aperiodicity);
// Note that F0 must not be changed until all parameters are estimated.
ParameterModification(argc, argv, fs, f0, f0_length, spectrogram);
// The length of the output waveform
int y_length =
static_cast<int>((f0_length - 1) * FRAMEPERIOD / 1000.0 * fs) + 1;
double *y = new double[y_length];
// Synthesis
WaveformSynthesis(f0, f0_length, spectrogram, aperiodicity, fft_size,
FRAMEPERIOD, fs, y_length, y);
// Output
wavwrite(y, y_length, fs, 16, argv[2]);
printf("complete.\n");
delete[] x;
delete[] time_axis;
delete[] f0;
delete[] y;
for (int i = 0; i < f0_length; ++i) {
delete[] spectrogram[i];
delete[] aperiodicity[i];
}
delete[] spectrogram;
delete[] aperiodicity;
return 0;
}
//-----------------------------------------------------------------------------
// Test program.
// test.exe input.wav outout.wav f0 spec flag
// input.wav : argv[1] Input file
// output.wav : argv[2] Output file
// f0 : argv[3] F0 scaling (a positive number)
// spec : argv[4] Formant shift (a positive number)
//-----------------------------------------------------------------------------
int main(int argc, char *argv[]) {
if (argc != 2 && argc != 3 && argc != 4 && argc != 5) {
printf("error\n");
return -2;
}
// 2016/01/28: Important modification.
// Memory allocation is carried out in advanse.
// This is for compatibility with C language.
int x_length = GetAudioLength(argv[1]);
if (x_length <= 0) {
if (x_length == 0)
printf("error: File not found.\n");
else
printf("error: The file is not .wav format.\n");
return -1;
}
double *x = new double[x_length];
// wavread() must be called after GetAudioLength().
int fs, nbit;
wavread(argv[1], &fs, &nbit, x);
DisplayInformation(fs, nbit, x_length);
//---------------------------------------------------------------------------
// Analysis part
//---------------------------------------------------------------------------
// 2016/02/02
// A new struct is introduced to implement safe program.
WorldParameters world_parameters = { 0 };
// You must set fs and frame_period before analysis/synthesis.
world_parameters.fs = fs;
// 5.0 ms is the default value.
// Generally, the inverse of the lowest F0 of speech is the best.
// However, the more elapsed time is required.
world_parameters.frame_period = 5.0;
// F0 estimation
// DIO
// F0EstimationDio(x, x_length, &world_parameters);
// Harvest
F0EstimationHarvest(x, x_length, &world_parameters);
// Spectral envelope estimation
SpectralEnvelopeEstimation(x, x_length, &world_parameters);
// Aperiodicity estimation by D4C
AperiodicityEstimation(x, x_length, &world_parameters);
// Note that F0 must not be changed until all parameters are estimated.
ParameterModification(argc, argv, fs, world_parameters.f0_length,
world_parameters.fft_size, world_parameters.f0,
world_parameters.spectrogram);
//---------------------------------------------------------------------------
// Synthesis part (2016/04/19)
// There are three samples in speech synthesis
// 1: Conventional synthesis
// 2: Example of real-time synthesis
// 3: Example of real-time synthesis (Ring buffer is efficiently used)
//---------------------------------------------------------------------------
char filename[100];
// The length of the output waveform
int y_length = static_cast<int>((world_parameters.f0_length - 1) *
world_parameters.frame_period / 1000.0 * fs) + 1;
double *y = new double[y_length];
// Synthesis 1 (conventional synthesis)
for (int i = 0; i < y_length; ++i) y[i] = 0.0;
WaveformSynthesis(&world_parameters, fs, y_length, y);
sprintf(filename, "01%s", argv[2]);
wavwrite(y, y_length, fs, 16, filename);
// Synthesis 2 (All frames are added at the same time)
for (int i = 0; i < y_length; ++i) y[i] = 0.0;
WaveformSynthesis2(&world_parameters, fs, y_length, y);
sprintf(filename, "02%s", argv[2]);
wavwrite(y, y_length, fs, 16, filename);
// Synthesis 3 (Ring buffer is efficiently used.)
for (int i = 0; i < y_length; ++i) y[i] = 0.0;
WaveformSynthesis3(&world_parameters, fs, y_length, y);
sprintf(filename, "03%s", argv[2]);
wavwrite(y, y_length, fs, 16, filename);
delete[] y;
delete[] x;
DestroyMemory(&world_parameters);
printf("complete.\n");
return 0;
}
/**
* Main function
*
*/
int main(int argc, char *argv[])
{
if (argc != 5)
{
fprintf(stderr, "%s <input_f0_file> <input_spectrum_file> <input_aperiodicity_file> <output_wav_file>", argv[0]);
return EXIT_FAILURE;
}
// Define a default filled structures
WorldParameters world_parameters;
world_parameters.fs = 22050; // FIXME: hardcoded value
world_parameters.f0_length = filesize(argv[1]) / sizeof(double);
world_parameters.fft_size = ((filesize(argv[2]) / (sizeof(double) * world_parameters.f0_length)) - 1) * 2; // Be careful that .sp contains only first half of the spectrum
std::cout << "fft size = " << world_parameters.fft_size << std::endl;
// 5.0 ms is the default value.
// Generally, the inverse of the lowest F0 of speech is the best.
// However, the more elapsed time is required.
world_parameters.frame_period = DEFAULT_FRAME_PERIOD;
//---------------------------------------------------------------------------
// Prepare memory
//---------------------------------------------------------------------------
world_parameters.f0 = new double[world_parameters.f0_length];
world_parameters.spectrogram = new double*[world_parameters.f0_length];
for (int i=0;i<world_parameters.f0_length; i++)
world_parameters.spectrogram[i] = new double[world_parameters.fft_size / 2 + 1];
world_parameters.aperiodicity = new double*[world_parameters.f0_length];
for (int i=0;i<world_parameters.f0_length; i++)
world_parameters.aperiodicity[i] = new double[world_parameters.fft_size / 2 + 1];
//---------------------------------------------------------------------------
// Loading
//---------------------------------------------------------------------------
// F0 loading
std::ifstream is_f0(argv[1], std::ios::binary | std::ios::in);
if ( !is_f0.is_open() )
return false;
is_f0.read(reinterpret_cast<char*>(world_parameters.f0),
std::streamsize(world_parameters.f0_length*sizeof(double)));
// for (int i=0; i<world_parameters.f0_length; i++)
// std::cout << world_parameters.f0[i] << std::endl;
is_f0.close();
// Spectrogram loading
std::ifstream is_spectrogram(argv[2], std::ios::binary | std::ios::in);
if ( !is_spectrogram.is_open() )
return false;
for (int i=0; i<world_parameters.f0_length; i++)
{
is_spectrogram.read(reinterpret_cast<char*>(world_parameters.spectrogram[i]),
std::streamsize((world_parameters.fft_size / 2 + 1)*sizeof(double)));
}
is_spectrogram.close();
// Aperiodicity loading
std::ifstream is_aperiodicity(argv[3], std::ios::binary | std::ios::in);
if ( !is_aperiodicity.is_open() )
return false;
for (int i=0; i<world_parameters.f0_length; i++)
{
is_aperiodicity.read(reinterpret_cast<char*>(world_parameters.aperiodicity[i]),
std::streamsize((world_parameters.fft_size / 2 + 1)*sizeof(double)));
}
is_aperiodicity.close();
//---------------------------------------------------------------------------
// Synthesis
//---------------------------------------------------------------------------
int y_length = static_cast<int>((world_parameters.f0_length - 1) *
world_parameters.frame_period / 1000.0 * world_parameters.fs) + 1;
double *y = new double[y_length];
for (int i = 0; i < y_length; ++i) y[i] = 0.0;
WaveformSynthesis(&world_parameters, y);
wavwrite(y, y_length, world_parameters.fs, 16, argv[4]);
//---------------------------------------------------------------------------
// Cleaning part
//---------------------------------------------------------------------------
delete[] y;
DestroyMemory(&world_parameters);
std::cout << "complete" << std::endl;
return EXIT_SUCCESS;
}
//-----------------------------------------------------------------------------
// Test program.
// test.exe input.wav outout.wav f0 spec flag
// input.wav : argv[1] Input file
// output.wav : argv[2] Output file
// f0 : argv[3] F0 scaling (a positive number)
// spec : argv[4] Formant shift (a positive number)
//-----------------------------------------------------------------------------
int main(int argc, char *argv[]) {
if (argc != 2 && argc != 3 && argc != 4 && argc != 5) {
printf("error\n");
return -2;
}
// 2016/01/28: Important modification.
// Memory allocation is carried out in advanse.
// This is for compatibility with C language.
int x_length = GetAudioLength(argv[1]);
if (x_length <= 0) {
if (x_length == 0)
printf("error: File not found.\n");
else
printf("error: The file is not .wav format.\n");
return -1;
}
double *x = (double*) malloc(sizeof(double) * (x_length));
// wavread() must be called after GetAudioLength().
int fs, nbit;
wavread(argv[1], &fs, &nbit, x);
DisplayInformation(fs, nbit, x_length);
//---------------------------------------------------------------------------
// Analysis part
//---------------------------------------------------------------------------
// 2016/02/02
// A new struct is introduced to implement safe program.
WorldParameters world_parameters = { 0 };
// You must set fs and frame_period before analysis/synthesis.
world_parameters.fs = fs;
// 5.0 ms is the default value.
// Generally, the inverse of the lowest F0 of speech is the best.
// However, the more elapsed time is required.
world_parameters.frame_period = 5.0;
// F0 estimation
F0Estimation(x, x_length, &world_parameters);
// Spectral envelope estimation
SpectralEnvelopeEstimation(x, x_length, &world_parameters);
// Aperiodicity estimation by D4C
AperiodicityEstimation(x, x_length, &world_parameters);
// Note that F0 must not be changed until all parameters are estimated.
ParameterModification(argc, argv, fs, world_parameters.f0_length,
world_parameters.fft_size, world_parameters.f0,
world_parameters.spectrogram);
//---------------------------------------------------------------------------
// Synthesis part
//---------------------------------------------------------------------------
// The length of the output waveform
int y_length = (int)((world_parameters.f0_length - 1) *
world_parameters.frame_period / 1000.0 * fs) + 1;
double *y = (double*) malloc(sizeof(double) * (y_length));
// Synthesis
WaveformSynthesis(&world_parameters, fs, y_length, y);
// Output
wavwrite(y, y_length, fs, 16, argv[2]);
if(y != NULL) {
free(y);
y = NULL;
}
if(x != NULL) {
free(x);
x = NULL;
}
DestroyMemory(&world_parameters);
printf("complete.\n");
return 0;
}
//-----------------------------------------------------------------------------
// Test program.
// test.exe input.wav outout.wav f0 spec flag
// input.wav : argv[1] Input file
// output.wav : argv[2] Output file
// f0 : argv[3] F0 scaling (a positive number)
// spec : argv[4] Formant shift (a positive number)
//-----------------------------------------------------------------------------
int main(int argc, char *argv[]) {
if (argc != 7) {
printf("command: synth FFT_length sampling_rate F0_file spectrogram_file aperiodicity_file output_waveform\n");
return -2;
}
int fft_size = atoi(argv[1]);
int fs = atoi(argv[2]);
// compute n bands from fs as in d4c.cpp:325
int number_of_aperiodicities = static_cast<int>(MyMinDouble(world::kUpperLimit, fs / 2.0 -
world::kFrequencyInterval) / world::kFrequencyInterval);
WorldParameters world_parameters = { 0 };
// You must set fs and frame_period before analysis/synthesis.
world_parameters.fs = fs;
// 5.0 ms is the default value.
// Generally, the inverse of the lowest F0 of speech is the best.
// However, the more elapsed time is required.
world_parameters.frame_period = 5.0;
world_parameters.fft_size = fft_size;
// find number of frames (doubles) in f0 file:
struct stat st;
if (stat(argv[3], &st) == -1) {
printf("cannot read f0\n");
return -2;
}
int f0_length = (st.st_size / sizeof(double));
world_parameters.f0_length = f0_length;
// printf("%d\n", f0_length);
world_parameters.f0 = new double[f0_length];
FILE *fp;
fp = fopen(argv[3], "rb");
for (int i = 0; i < f0_length; i++) {
fread(&world_parameters.f0[i], sizeof(double), 1, fp);
}
fclose(fp);
double **coarse_aperiodicities = new double *[world_parameters.f0_length];
world_parameters.aperiodicity = new double *[world_parameters.f0_length];
for (int i = 0; i < world_parameters.f0_length; ++i) {
world_parameters.aperiodicity[i] = new double[fft_size / 2 + 1];
coarse_aperiodicities[i] = new double[number_of_aperiodicities];
}
world_parameters.spectrogram = new double *[world_parameters.f0_length];
for (int i = 0; i < world_parameters.f0_length; ++i) {
world_parameters.spectrogram[i] = new double[fft_size / 2 + 1];
}
fp = fopen(argv[4], "rb");
for (int i = 0; i < f0_length; i++) {
for (int j = 0; j < fft_size / 2 + 1; j++) {
fread(&world_parameters.spectrogram[i][j], sizeof(double), 1, fp);
}
}
fclose(fp);
// aper
fp = fopen(argv[5], "rb");
for (int i = 0; i < f0_length; i++) {
for (int j = 0; j < number_of_aperiodicities; j++) {
fread(&coarse_aperiodicities[i][j], sizeof(double), 1, fp);
}
}
fclose(fp);
// convert bandaps to full aperiodic spectrum by interpolation (originally in d4c extraction):
// Linear interpolation to convert the coarse aperiodicity into its
// spectral representation.
// -- for interpolating --
double *coarse_aperiodicity = new double[number_of_aperiodicities + 2];
coarse_aperiodicity[0] = -60.0;
coarse_aperiodicity[number_of_aperiodicities + 1] = 0.0;
double *coarse_frequency_axis = new double[number_of_aperiodicities + 2];
for (int i = 0; i <= number_of_aperiodicities; ++i)
coarse_frequency_axis[i] =
static_cast<double>(i) * world::kFrequencyInterval;
coarse_frequency_axis[number_of_aperiodicities + 1] = fs / 2.0;
double *frequency_axis = new double[fft_size / 2 + 1];
for (int i = 0; i <= fft_size / 2; ++i)
frequency_axis[i] = static_cast<double>(i) * fs / fft_size;
// ----
for (int i = 0; i < f0_length; ++i) {
// load band ap values for this frame into coarse_aperiodicity
for (int k = 0; k < number_of_aperiodicities; ++k) {
coarse_aperiodicity[k+1] = coarse_aperiodicities[i][k];
}
interp1(coarse_frequency_axis, coarse_aperiodicity,
number_of_aperiodicities + 2, frequency_axis, fft_size / 2 + 1,
world_parameters.aperiodicity[i]);
for (int j = 0; j <= fft_size / 2; ++j)
world_parameters.aperiodicity[i][j] = pow(10.0, world_parameters.aperiodicity[i][j] / 20.0);
}
//printf("%d %d\n", world_parameters.f0_length, fs);
//---------------------------------------------------------------------------
// Synthesis part
//---------------------------------------------------------------------------
// The length of the output waveform
int y_length = static_cast<int>((world_parameters.f0_length - 1) *
FRAMEPERIOD / 1000.0 * fs) + 1;
double *y = new double[y_length];
// Synthesis
WaveformSynthesis(&world_parameters, fs, y_length, y);
// Output
wavwrite(y, y_length, fs, 16, argv[6]);
delete[] y;
DestroyMemory(&world_parameters);
for (int i=0; i<f0_length; i++){
delete[] coarse_aperiodicities[i];
}
delete[] coarse_aperiodicities;
delete[] coarse_aperiodicity;
delete[] frequency_axis;
printf("complete %s.\n", argv[6]);
return 0;
}
