bool F0Contour::computeF0()
{
if (_f0_session == 0) {
_f0_session = init_get_f0();
_f0_session->par->min_f0 = 60.0;
_f0_session->par->max_f0 = 650.0;
_f0_session->par->wind_dur = 0.01;
_f0_session->par->frame_step = 0.005;
}
if (pitch_track(_ann, _f0_session)) {
_redraw();
return true;
}
else
return false;
}
AUD_Int32s test_pitch_tracking()
{
char inputPath[256] = { 0, };
AUD_Int32s data;
setbuf( stdin, NULL );
AUDLOG( "pls give test wav stream's path:\n" );
inputPath[0] = '\0';
data = scanf( "%s", inputPath );
AUDLOG( "test stream path is: %s\n", inputPath );
AUDLOG( "\n\n" );
// file & directory operation, linux dependent
entry *pEntry = NULL;
dir *pDir = NULL;
AUD_Int8s fileName[256] = { 0, };
AUD_Int32s sampleNum;
AUD_Int32s bufLen = 0;
AUD_Int16s *pBuf = NULL;
FILE *fPitch = fopen( "./pitch.log", "wb" );
AUD_ASSERT( fPitch );
pDir = openDir( (const char*)inputPath );
while ( ( pEntry = scanDir( pDir ) ) )
{
bufLen = SAMPLE_RATE * BYTES_PER_SAMPLE * 10;
pBuf = (AUD_Int16s*)malloc( bufLen );
AUD_ASSERT( pBuf );
snprintf( (char*)fileName, 256, "%s/%s", (const char*)inputPath, pEntry->name );
sampleNum = readWavFromFile( fileName, pBuf, bufLen );
if ( sampleNum < 0 )
{
continue;
}
AUDLOG( "stream[%s] sample number[%d]\n", fileName, sampleNum );
sig_preemphasis( pBuf, pBuf, sampleNum );
// pitch tracking
AUD_Int32s pitch;
pitch_track( pBuf, sampleNum, &pitch );
fprintf( fPitch, "%d, ", pitch );
AUDLOG( "%d, \n", pitch );
free( pBuf );
pBuf = NULL;
}
fclose( fPitch );
fPitch = NULL;
AUDLOG( "PITCH-TRACKING finished\n" );
return 0;
}
