int main(int argc, char *argv[])
{
int numSounds = 1;
FMOD::System *system;
FMOD::Sound *sound[numSounds];
FMOD::Sound *applause;
FMOD::Channel *channel[numSounds];
FMOD::Channel *applauseChannel;
FMOD::DSP *dsppitch;
FMOD::DSP *dsplowpass = 0;
FMOD::DSP *dsphighpass = 0;
FMOD::DSP *dspecho = 0;
FMOD::DSP *dspflange = 0;
FMOD::DSP *dspdistortion = 0;
FMOD::DSP *dspchorus = 0;
FMOD::DSP *dspparameq = 0;
FMOD_RESULT result;
int key;
unsigned int version;
float pan = 0;
float volume;
float frequency;
int tempFrequency = 0;
int tempPitch = 0;
int frequencyCount = 0;
int pitchCount = 0;
int tempoChange = 0;
float speed;
float pitch = 1;
float originalFrequency;
string line;
int lineCount = 0;
int inc = 0;
int count;
float frequencyArray[numSounds];
float frequencyCountArray[numSounds];
float pitchfArray[numSounds];
float volumeArray[numSounds];
float panArray[numSounds];
float pitchf = 1.0f;
/*
Create a System object and initialize.
*/
result = FMOD::System_Create(&system);
ERRCHECK(result);
result = system->getVersion(&version);
ERRCHECK(result);
if (version < FMOD_VERSION)
{
printf("Error! You are using an old version of FMOD %08x. This program requires %08x\n", version, FMOD_VERSION);
return 0;
}
result = system->init(32, FMOD_INIT_NORMAL, 0);
ERRCHECK(result);
result = system->createSound("../Config/Seven Nation Army Drum.mp3", FMOD_SOFTWARE | FMOD_LOOP_NORMAL | FMOD_2D, 0, &sound[0]);
ERRCHECK(result);
printf("===============================================================================\n");
printf(" Maestro \n");
printf("===============================================================================\n");
printf("Press '1' to play left speaker only\n");
printf("Press '2' to play right speaker only\n");
printf("Press '3' to play from both speakers\n");
printf("Press '[' to pan sound left\n");
printf("Press ']' to pan sound right\n");
printf("Press 'v/V' to increase volume\n");
printf("Press 'd/D' to decrease volume\n");
printf("Press '6' pitch octave down\n");
printf("Press '7' pitch semitone down\n");
printf("Press '8' pitch semitone up\n");
printf("Press '9' pitch octave up\n");
printf("Press 'Esc' to quit\n");
printf("Press 'n' pitch scale down\n");
printf("Press 'm' pitch scale up\n");
printf("\n");
for (count = 0; count < numSounds; count++)
{
result = system->playSound(FMOD_CHANNEL_FREE, sound[count], false, &channel[count]);
ERRCHECK(result);
bool paused;
channel[0]->getPaused(&paused);
ERRCHECK(result);
paused = !paused;
result = channel[0]->setPaused(paused);
ERRCHECK(result);
}
//Create the DSP effects.
result = system->createDSPByType(FMOD_DSP_TYPE_PITCHSHIFT, &dsppitch);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_LOWPASS, &dsplowpass);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_HIGHPASS, &dsphighpass);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_ECHO, &dspecho);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_FLANGE, &dspflange);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_DISTORTION, &dspdistortion);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_CHORUS, &dspchorus);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_PARAMEQ, &dspparameq);
ERRCHECK(result);
for (count = 0; count < numSounds; count++)
{
channel[count]->getVolume(&volume);
channel[count]->setVolume(.3);
channel[count]->getVolume(&volume);
}
printf("Initial Volume: %f \n", volume);
channel[0]->getFrequency(&frequency);
channel[0]->getFrequency(&originalFrequency);
printf("Initial Frequency: %f \n", frequency);
/*
Main loop.
*/
do
{
ifstream myfile;
myfile.open("../../Config/groupb.txt");
while ( myfile.good() )
{
//printf("Line Count: %d \n", lineCount);
for(int i = 0; i < lineCount; i++){
getline (myfile,line);
}
getline (myfile,line);
if (line.compare("start") == 0){
bool paused;
channel[0]->getPaused(&paused);
ERRCHECK(result);
paused = !paused;
result = channel[0]->setPaused(paused);
ERRCHECK(result);
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
if (line.compare("iVol") == 0){
channel[0]->getVolume(&volume);
channel[0]->setVolume(1.0f);
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
if (line.compare("dVol") == 0){
channel[0]->getVolume(&volume);
channel[0]->setVolume(.1);
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
if (line.compare("iPitch") == 0){
result = dsppitch->remove();
ERRCHECK(result);
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
inc++;
pitch = pow(1.059f,inc);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, pitch);
ERRCHECK(result);
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
if (line.compare("dPitch") == 0){
result = dsppitch->remove();
ERRCHECK(result);
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
inc--;
pitch = pow(1.059,inc);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, pitch);
ERRCHECK(result);
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
if (line.compare("left") == 0){
result = channel[0]->setSpeakerMix(1.0f, 0, 0, 0, 0, 0, 0, 0);
ERRCHECK(result);
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
if (line.compare("right") == 0){
result = channel[0]->setSpeakerMix(0, 1.0f, 0, 0, 0, 0, 0, 0);
ERRCHECK(result);
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
if (line.compare("forward") == 0){
result = channel[0]->setSpeakerMix(1.0f, 1.0f, 0, 0, 0, 0, 0, 0);
ERRCHECK(result);
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
if (line.compare("pitch") == 0){
bool active;
result = dsppitch->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsppitch->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, 1.2f);
ERRCHECK(result);
}
lineCount++;
break;
}
if (line.compare("pause") == 0){
bool paused;
channel[0]->getPaused(&paused);
ERRCHECK(result);
paused = !paused;
result = channel[0]->setPaused(paused);
ERRCHECK(result);
lineCount++;
break;
}
if (line.compare("lowpass") == 0){
bool active;
result = dsplowpass->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsplowpass->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsplowpass, 0);
ERRCHECK(result);
}
lineCount++;
break;
}
if (line.compare("highpass") == 0){
bool active;
result = dsphighpass->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsphighpass->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsphighpass, 0);
ERRCHECK(result);
}
lineCount++;
break;
}
if (line.compare("echo") == 0){
bool active;
result = dspecho->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspecho->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspecho, 0);
ERRCHECK(result);
result = dspecho->setParameter(FMOD_DSP_ECHO_DELAY, 50.0f);
ERRCHECK(result);
}
lineCount++;
break;
}
if (line.compare("flange") == 0){
bool active;
result = dspflange->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspflange->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspflange, 0);
ERRCHECK(result);
}
lineCount++;
break;
}
if (line.compare("distortion") == 0){
bool active;
result = dspdistortion->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspdistortion->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspdistortion, 0);
ERRCHECK(result);
result = dspdistortion->setParameter(FMOD_DSP_DISTORTION_LEVEL, 0.8f);
ERRCHECK(result);
}
lineCount++;
break;
}
if (line.compare("chorus") == 0){
bool active;
result = dspchorus->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspchorus->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspchorus, 0);
ERRCHECK(result);
}
lineCount++;
break;
}
if (line.compare("parameq") == 0){
bool active;
result = dspparameq->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspparameq->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspparameq, 0);
ERRCHECK(result);
result = dspparameq->setParameter(FMOD_DSP_PARAMEQ_CENTER, 5000.0f);
ERRCHECK(result);
result = dspparameq->setParameter(FMOD_DSP_PARAMEQ_GAIN, 0.0f);
ERRCHECK(result);
}
lineCount++;
break;
}
if (line.compare("iTempo") == 0){
//44100
//62366.816406
channel[0]->getFrequency(&frequency);
float base = 2.0f;
float newTempo = frequency * pow(base,(6.0f/12.0f));
float pitchf = 1.0f;
pitchf = pow(.9438f,6);
result = dsppitch->remove();
ERRCHECK(result);
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
channel[0]->setFrequency(newTempo);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, pitchf);
ERRCHECK(result);
channel[0]->getFrequency(&frequency);
lineCount++;
break;
}
if (line.compare("dTempo") == 0){
channel[0]->getFrequency(&frequency);
float base = 2.0f;
float newTempo = frequency * pow(base,(-6.0f/12.0f));
float pitchf = 1.0f;
result = dsppitch->remove();
ERRCHECK(result);
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
channel[0]->setFrequency(newTempo);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, pitchf);
ERRCHECK(result);
channel[0]->getFrequency(&frequency);
lineCount++;
break;
}
if (line.compare("quit") == 0){
key = 27;
lineCount++;
//printf("Line Count: %d \n", lineCount);
break;
}
}
myfile.close();
if (kbhit())
{
key = getch();
switch (key)
{
case 's' :
{
bool paused;
channel[0]->getPaused(&paused);
ERRCHECK(result);
paused = !paused;
result = channel[0]->setPaused(paused);
ERRCHECK(result);
break;
}
case '1' :
{
// Play Sound From Left Speakers
for (count = 0; count < numSounds; count++)
{
channel[count]->getVolume(&volume);
result = channel[count]->setSpeakerMix(1.0f, 0, 0, 0, 0, 0, 0, 0);
ERRCHECK(result);
}
break;
}
case '2' :
{
// Play Sound From Right Speakers
for (count = 0; count < numSounds; count++)
{
channel[count]->getVolume(&volume);
printf("Volume: %f\n", volume);
result = channel[count]->setSpeakerMix(0, 1.0f, 0, 0, 0, 0, 0, 0);
ERRCHECK(result);
}
break;
}
case '3' :
{
// Play Sound From Both Speakers
for (count = 0; count < numSounds; count++)
{
channel[count]->getVolume(&volume);
result = channel[count]->setSpeakerMix(1.0f, 1.0f, 0, 0, 0, 0, 0, 0);
ERRCHECK(result);
}
break;
}
case '4' :
{
// Decrmenent Tempo
//if(frequencyCount > -12){
//if (tempoChange + pitchCount > -12 && abs(pitchCount) < 12 && tempoChange > -12) {
if (pitchf < 1.98f) {
frequencyCount--;
tempoChange++;
printf("Pitch Count: %d\n", pitchCount);
printf("Tempo Count: %d\n", tempoChange);
channel[0]->getFrequency(&frequency);
//printf("Z Initial Frequency: %f \n", frequency);
float base = 2.0f;
//printf("inc by: %f \n", pow(base,(-1.0f/12.0f)));
float newTempo = frequency * pow(base,(-1.0f/12.0f));
//float pitchf = 1.0f;
//if (pitchCount == 0 && tempoChange == 0) {
// pitchf = 1.0f;
//}
if (pitchf == 1.0f) {
pitchf = pow(1.059f,abs(tempoChange + pitchCount));
}
else if (pitchf > 1.0f) {
pitchf = pow(1.059f,abs(tempoChange + pitchCount));
}
else if (pitchf < 1.0f) {
pitchf = pow(.9438f,abs(tempoChange + pitchCount));
}
printf("pitchf: %f\n", pitchf);
printf("Frequency: %f \n", newTempo);
result = dsppitch->remove();
ERRCHECK(result);
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
channel[0]->setFrequency(newTempo);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, pitchf);
ERRCHECK(result);
}
else {
printf("Reached Min Tempo\n");
}
break;
}
case '5' :
{
// Incrmenent Tempo
if (pitchf > 0.52f) {
frequencyCount++;
tempoChange--;
printf("Pitch Count: %d\n", pitchCount);
printf("Tempo Count: %d\n", tempoChange);
channel[0]->getFrequency(&frequency);
//printf("Z Initial Frequency: %f \n", frequency);
float base = 2.0f;
float newTempo = frequency * pow(base,(1.0f/12.0f));
if (pitchf == 1.0f) {
//printf("tempo one\n");
pitchf = pow(.9438f,abs(tempoChange + pitchCount));
}
else if (pitchf > 1.0f) {
//printf("tempo inc\n");
pitchf = pow(1.059f,abs(tempoChange + pitchCount));
}
else if (pitchf < 1.0f) {
//printf("tempo dec\n");
pitchf = pow(.9438f,abs(tempoChange + pitchCount));
}
printf("pitchf: %f\n", pitchf);
printf("Frequency: %f \n", newTempo);
result = dsppitch->remove();
ERRCHECK(result);
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
channel[0]->setFrequency(newTempo);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, pitchf);
ERRCHECK(result);
}
else {
printf("Reached Max Tempo\n");
}
break;
}
case '6' :
{
// Pitch Shift Down Octave
bool active;
result = dsppitch->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsppitch->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, 0.5f);
ERRCHECK(result);
}
break;
}
case '7' :
{
// Pitch Shift Down One Note
bool active;
result = dsppitch->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsppitch->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, .9438f);
ERRCHECK(result);
}
break;
}
case '8' :
{
// Pitch Shift Up One Note
bool active;
result = dsppitch->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsppitch->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, 1.059f);
ERRCHECK(result);
}
break;
}
case '9' :
{
// Pitch Shift Up Octave
bool active;
result = dsppitch->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsppitch->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, 2.0f);
ERRCHECK(result);
}
break;
}
case 'v' :
case 'V' :
{
// Increment Volume
for (count = 0; count < numSounds; count++)
{
channel[count]->getVolume(&volume);
volume += 0.1f;
if (volume > 1)
{
volume = 1;
}
//printf("Volume: %f \n", volume);
channel[count]->setVolume(volume);
}
break;
}
case 'd' :
case 'D' :
{
// Decrement Volume
for (count = 0; count < numSounds; count++)
{
channel[count]->getVolume(&volume);
volume -= 0.1f;
if (volume < 0)
{
volume = 0;
}
//printf("Volume: %f \n", volume);
channel[count]->setVolume(volume);
}
break;
}
case '[' :
{
// Pan Left
for (count = 0; count < numSounds; count++)
{
channel[count]->getPan(&pan);
pan -= 0.1f;
if (pan < -1)
{
pan = -1;
}
channel[count]->setPan(pan);
}
break;
}
case ']' :
{
// Pan Right
for (count = 0; count < numSounds; count++)
{
channel[count]->getPan(&pan);
pan += 0.1f;
if (pan > 1)
{
pan = 1;
}
channel[count]->setPan(pan);
}
break;
}
case 'n' :
{
// Decremental Pitch
if (pitchf > 0.52f) {
frequencyCount--;
pitchCount--;
printf("Pitch Count: %d\n", pitchCount);
printf("Tempo Count: %d\n", tempoChange);
if (pitchf == 1.0f) {
pitchf = pow(.9438f,abs(tempoChange + pitchCount));
}
else if (pitchf > 1.0f) {
pitchf = pow(1.059f,tempoChange + pitchCount);
}
else if (pitchf < 1.0f) {
pitchf = pow(.9438f,abs(tempoChange + pitchCount));
}
printf("pitchf: %f\n", pitchf);
result = dsppitch->remove();
ERRCHECK(result);
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, pitchf);
ERRCHECK(result);
}
else {
printf("Reached Min Pitch\n");
}
break;
}
case 'm' :
{
// Incremental Pitch
if (pitchf < 1.98f) {
frequencyCount++;
pitchCount++;
printf("Pitch Count: %d\n", pitchCount);
printf("Tempo Count: %d\n", tempoChange);
if (pitchf == 1.0f) {
pitchf = pow(1.059f,abs(tempoChange + pitchCount));
}
else if (pitchf > 1.0f) {
pitchf = pow(1.059f,tempoChange + pitchCount);
}
else if (pitchf < 1.0f) {
pitchf = pow(.9438f,abs(tempoChange + pitchCount));
}
printf("pitchf: %f\n", pitchf);
result = dsppitch->remove();
ERRCHECK(result);
result = system->addDSP(dsppitch, 0);
ERRCHECK(result);
result = dsppitch->setParameter(FMOD_DSP_PITCHSHIFT_PITCH, pitchf);
ERRCHECK(result);
}
else {
printf("Reached Max Pitch\n");
}
break;
}
case 'r' :
{
// Lowpass
bool active;
result = dsplowpass->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsplowpass->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsplowpass, 0);
ERRCHECK(result);
}
break;
}
case 't' :
{
// Highpass
bool active;
result = dsphighpass->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsphighpass->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsphighpass, 0);
ERRCHECK(result);
}
break;
}
case 'y' :
{
// Echo
bool active;
result = dspecho->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspecho->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspecho, 0);
ERRCHECK(result);
result = dspecho->setParameter(FMOD_DSP_ECHO_DELAY, 50.0f);
ERRCHECK(result);
}
break;
}
case 'u' :
{
// Flange
bool active;
result = dspflange->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspflange->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspflange, 0);
ERRCHECK(result);
}
break;
}
case 'i' :
{
// Distortion
bool active;
result = dspdistortion->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspdistortion->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspdistortion, 0);
ERRCHECK(result);
result = dspdistortion->setParameter(FMOD_DSP_DISTORTION_LEVEL, 0.8f);
ERRCHECK(result);
}
break;
}
case 'o' :
{
// Chorus
bool active;
result = dspchorus->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspchorus->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspchorus, 0);
ERRCHECK(result);
}
break;
}
case 'p' :
{
// Parameq
bool active;
result = dspparameq->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspparameq->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspparameq, 0);
ERRCHECK(result);
result = dspparameq->setParameter(FMOD_DSP_PARAMEQ_CENTER, 5000.0f);
ERRCHECK(result);
result = dspparameq->setParameter(FMOD_DSP_PARAMEQ_GAIN, 0.0f);
ERRCHECK(result);
}
break;
}
}
}
system->update();
{
int channelsplaying = 0;
bool dsppitch_active;
dsppitch ->getActive(&dsppitch_active);
system->getChannelsPlaying(&channelsplaying);
}
fflush(stdout);
Sleep(10);
} while (key != 27);
{
for (count = 0; count < numSounds; count++)
{
//channel[count]->getFrequency(&frequency);
channel[count]->getVolume(&volume);
int count;
//float initFreq = frequency;
float initVol = volume;
for (count = 0; count < 200; count++)
{
//printf("Volume: %f \n", volume);
//channel[count]->setFrequency(frequency);
channel[count]->setVolume(volume);
volume -= (initVol / 200.0f);
//frequency -= (initFreq / 200.0f);
Sleep(2);
}
}
}
printf("\n");
/*
Shut down
*/
channel[0]->setFrequency(originalFrequency);
result = dsppitch->remove();
ERRCHECK(result);
result = dspparameq->remove();
ERRCHECK(result);
result = dspchorus->remove();
ERRCHECK(result);
result = dspdistortion->remove();
ERRCHECK(result);
result = dspflange->remove();
ERRCHECK(result);
result = dspecho->remove();
ERRCHECK(result);
result = dsplowpass->remove();
ERRCHECK(result);
result = dsphighpass->remove();
ERRCHECK(result);
for (count = 0; count < numSounds; count++)
{
result = sound[count]->release();
ERRCHECK(result);
}
result = system->createSound("../../Config/Recital Crowd Applause.aif", FMOD_SOFTWARE, 0, &applause);
ERRCHECK(result);
wait(.5);
result = system->playSound(FMOD_CHANNEL_FREE, applause, false, &applauseChannel);
ERRCHECK(result);
wait(10);
result = applause->release();
ERRCHECK(result);
result = system->close();
ERRCHECK(result);
result = system->release();
ERRCHECK(result);
return 0;
}
int main(int argc, char *argv[])
{
FMOD::System *system;
FMOD::Sound *sound;
FMOD::Channel *channel;
FMOD::DSP *mydsp;
FMOD_RESULT result;
int key;
unsigned int version;
float pan = 0;
/*
Create a System object and initialize.
*/
result = FMOD::System_Create(&system);
ERRCHECK(result);
result = system->getVersion(&version);
ERRCHECK(result);
if (version < FMOD_VERSION)
{
printf("Error! You are using an old version of FMOD %08x. This program requires %08x\n", version, FMOD_VERSION);
return 0;
}
result = system->init(32, FMOD_INIT_NORMAL, 0);
ERRCHECK(result);
result = system->createSound("../media/drumloop.wav", FMOD_SOFTWARE | FMOD_LOOP_NORMAL, 0, &sound);
ERRCHECK(result);
printf("===============================================================================\n");
printf("Custom DSP example. Copyright (c) Firelight Technologies 2004-2011.\n");
printf("===============================================================================\n");
printf("Press 'f' to activate, deactivate user filter\n");
printf("Press 'Esc' to quit\n");
printf("\n");
result = system->playSound(FMOD_CHANNEL_FREE, sound, false, &channel);
ERRCHECK(result);
/*
Create the DSP effects.
*/
{
FMOD_DSP_DESCRIPTION dspdesc;
memset(&dspdesc, 0, sizeof(FMOD_DSP_DESCRIPTION));
strcpy(dspdesc.name, "My first DSP unit");
dspdesc.channels = 0; // 0 = whatever comes in, else specify.
dspdesc.read = myDSPCallback;
dspdesc.userdata = (void *)0x12345678;
result = system->createDSP(&dspdesc, &mydsp);
ERRCHECK(result);
}
/*
Inactive by default.
*/
mydsp->setBypass(true);
/*
Main loop.
*/
result = system->addDSP(mydsp, 0);
/*
Main loop.
*/
do
{
if (kbhit())
{
key = getch();
switch (key)
{
case 'f' :
case 'F' :
{
static bool active = false;
mydsp->setBypass(active);
active = !active;
break;
}
}
}
system->update();
Sleep(10);
} while (key != 27);
printf("\n");
/*
Shut down
*/
result = sound->release();
ERRCHECK(result);
result = mydsp->release();
ERRCHECK(result);
result = system->close();
ERRCHECK(result);
result = system->release();
ERRCHECK(result);
return 0;
}
int main(int argc, char *argv[])
{
FMOD::System *system = 0;
FMOD::Sound *sound = 0;
FMOD::Channel *channel = 0;
FMOD::DSP *dsplowpass = 0;
FMOD::DSP *dsphighpass = 0;
FMOD::DSP *dspecho = 0;
FMOD::DSP *dspflange = 0;
FMOD::DSP *dspdistortion = 0;
FMOD::DSP *dspchorus = 0;
FMOD::DSP *dspparameq = 0;
FMOD_RESULT result;
int key;
unsigned int version;
/*
Create a System object and initialize.
*/
result = FMOD::System_Create(&system);
ERRCHECK(result);
result = system->getVersion(&version);
ERRCHECK(result);
if (version < FMOD_VERSION)
{
printf("Error! You are using an old version of FMOD %08x. This program requires %08x\n", version, FMOD_VERSION);
return 0;
}
result = system->init(32, FMOD_INIT_NORMAL, 0);
ERRCHECK(result);
result = system->createSound("../media/drumloop.wav", FMOD_SOFTWARE, 0, &sound);
ERRCHECK(result);
printf("=================================================================\n");
printf("Effects Example. Copyright (c) Firelight Technologies 2004-2011.\n");
printf("=================================================================\n");
printf("\n");
printf("Press SPACE to paused/unpause sound.\n");
printf("Press 1 to toggle dsplowpass effect.\n");
printf("Press 2 to toggle dsphighpass effect.\n");
printf("Press 3 to toggle dspecho effect.\n");
printf("Press 4 to toggle dspflange effect.\n");
printf("Press 5 to toggle dspdistortion effect.\n");
printf("Press 6 to toggle dspchorus effect.\n");
printf("Press 7 to toggle dspparameq effect.\n");
printf("Press 'Esc' to quit\n");
printf("\n");
result = system->playSound(FMOD_CHANNEL_FREE, sound, false, &channel);
ERRCHECK(result);
/*
Create some effects to play with.
*/
result = system->createDSPByType(FMOD_DSP_TYPE_LOWPASS, &dsplowpass);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_HIGHPASS, &dsphighpass);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_ECHO, &dspecho);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_FLANGE, &dspflange);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_DISTORTION, &dspdistortion);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_CHORUS, &dspchorus);
ERRCHECK(result);
result = system->createDSPByType(FMOD_DSP_TYPE_PARAMEQ, &dspparameq);
ERRCHECK(result);
/*
Main loop.
*/
do
{
if (kbhit())
{
key = getch();
switch (key)
{
case ' ' :
{
bool paused;
channel->getPaused(&paused);
ERRCHECK(result);
paused = !paused;
result = channel->setPaused(paused);
ERRCHECK(result);
break;
}
case '1' :
{
bool active;
result = dsplowpass->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsplowpass->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsplowpass, 0);
ERRCHECK(result);
}
break;
}
case '2' :
{
bool active;
result = dsphighpass->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dsphighpass->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dsphighpass, 0);
ERRCHECK(result);
}
break;
}
case '3' :
{
bool active;
result = dspecho->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspecho->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspecho, 0);
ERRCHECK(result);
result = dspecho->setParameter(FMOD_DSP_ECHO_DELAY, 50.0f);
ERRCHECK(result);
}
break;
}
case '4' :
{
bool active;
result = dspflange->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspflange->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspflange, 0);
ERRCHECK(result);
}
break;
}
case '5' :
{
bool active;
result = dspdistortion->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspdistortion->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspdistortion, 0);
ERRCHECK(result);
result = dspdistortion->setParameter(FMOD_DSP_DISTORTION_LEVEL, 0.8f);
ERRCHECK(result);
}
break;
}
case '6' :
{
bool active;
result = dspchorus->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspchorus->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspchorus, 0);
ERRCHECK(result);
}
break;
}
case '7' :
{
bool active;
result = dspparameq->getActive(&active);
ERRCHECK(result);
if (active)
{
result = dspparameq->remove();
ERRCHECK(result);
}
else
{
result = system->addDSP(dspparameq, 0);
ERRCHECK(result);
result = dspparameq->setParameter(FMOD_DSP_PARAMEQ_CENTER, 5000.0f);
ERRCHECK(result);
result = dspparameq->setParameter(FMOD_DSP_PARAMEQ_GAIN, 0.0f);
ERRCHECK(result);
}
break;
}
}
}
system->update();
{
bool paused = 0;
bool dsplowpass_active;
bool dsphighpass_active;
bool dspecho_active;
bool dspflange_active;
bool dspdistortion_active;
bool dspchorus_active;
bool dspparameq_active;
dsplowpass ->getActive(&dsplowpass_active);
dsphighpass ->getActive(&dsphighpass_active);
dspecho ->getActive(&dspecho_active);
dspflange ->getActive(&dspflange_active);
dspdistortion->getActive(&dspdistortion_active);
dspchorus ->getActive(&dspchorus_active);
dspparameq ->getActive(&dspparameq_active);
if (channel)
{
result = channel->getPaused(&paused);
if ((result != FMOD_OK) && (result != FMOD_ERR_INVALID_HANDLE) && (result != FMOD_ERR_CHANNEL_STOLEN))
{
ERRCHECK(result);
}
}
printf("%s : lowpass[%c] highpass[%c] echo[%c] flange[%c] dist[%c] chorus[%c] parameq[%c]\r",
paused ? "Paused " : "Playing",
dsplowpass_active ? 'x' : ' ',
dsphighpass_active ? 'x' : ' ',
dspecho_active ? 'x' : ' ',
dspflange_active ? 'x' : ' ',
dspdistortion_active ? 'x' : ' ',
dspchorus_active ? 'x' : ' ',
dspparameq_active ? 'x' : ' ');
fflush(stdout);
}
Sleep(10);
} while (key != 27);
printf("\n");
/*
Shut down
*/
result = sound->release();
ERRCHECK(result);
result = system->close();
ERRCHECK(result);
result = system->release();
ERRCHECK(result);
return 0;
}
