void CBassAudio::SetTempoValues ( float fSampleRate, float fTempo, float fPitch, bool bReverse )
{
if ( fTempo != m_fTempo )
{
m_fTempo = fTempo;
}
if ( fPitch != m_fPitch )
{
m_fPitch = fPitch;
}
if ( fSampleRate != m_fSampleRate )
{
m_fSampleRate = fSampleRate;
}
m_bReversed = bReverse;
// Update our attributes
if ( m_pSound )
{
// TODO: These are lost when the sound is not streamed in
BASS_ChannelSetAttribute ( m_pSound, BASS_ATTRIB_TEMPO, m_fTempo );
BASS_ChannelSetAttribute ( m_pSound, BASS_ATTRIB_TEMPO_PITCH, m_fPitch );
BASS_ChannelSetAttribute ( m_pSound, BASS_ATTRIB_TEMPO_FREQ, m_fSampleRate );
BASS_ChannelSetAttribute ( BASS_FX_TempoGetSource ( m_pSound ), BASS_ATTRIB_REVERSE_DIR, (float)(bReverse == false ? BASS_FX_RVS_FORWARD : BASS_FX_RVS_REVERSE) );
}
}
pascal OSStatus DirEventHandler(EventHandlerCallRef inHandlerRef, EventRef inEvent, void *inUserData)
{
DWORD srcChan=BASS_FX_TempoGetSource(chan);
float dir;
BASS_ChannelGetAttribute(srcChan, BASS_ATTRIB_REVERSE_DIR, &dir);
if(dir<0){
BASS_ChannelSetAttribute(srcChan, BASS_ATTRIB_REVERSE_DIR, BASS_FX_RVS_FORWARD);
SetControlText(16, "Playing Direction - Forward");
}else{
BASS_ChannelSetAttribute(srcChan, BASS_ATTRIB_REVERSE_DIR, BASS_FX_RVS_REVERSE);
SetControlText(16,"Playing Direction - Reverse");
}
return noErr;
}
