void set_paused(FMOD_CHANNEL **channel, int paused)
{
FMOD_RESULT result;
unsigned int blocksize;
result = FMOD_System_GetDSPBufferSize(gSystem, &blocksize, 0);
ERRCHECK(result);
if (!paused)
{
unsigned int pausestart_hi = 0, pausestart_lo = 0;
FMOD_System_GetDSPClock(gSystem, &pausestart_hi, &pausestart_lo);
FMOD_64BIT_ADD(pausestart_hi, pausestart_lo, 0, blocksize * 2); /* Into the future by 2 mixer blocks. */
printf("\npause BOTH at %d \n", pausestart_lo);
/* Make them both pause at exactly the same tick. Mute them both to avoid a click as well. */
FMOD_Channel_SetMute(channel[0], TRUE);
FMOD_Channel_SetDelay(channel[0], FMOD_DELAYTYPE_DSPCLOCK_PAUSE, pausestart_hi, pausestart_lo);
FMOD_Channel_SetMute(channel[1], TRUE);
FMOD_Channel_SetDelay(channel[1], FMOD_DELAYTYPE_DSPCLOCK_PAUSE, pausestart_hi, pausestart_lo);
}
else
{
unsigned int syshi, syslo;
int count;
FMOD_System_GetDSPClock(gSystem, &syshi, &syslo);
printf("\nunpause BOTH at %d\n", syslo);
for (count = 0; count < 2; count++)
{
unsigned int starttime_hi, starttime_lo;
unsigned int pausetime_hi = 0, pausetime_lo = 0;
unsigned int hi = syshi, lo = syslo;
FMOD_Channel_GetDelay(channel[count], FMOD_DELAYTYPE_DSPCLOCK_PAUSE, &pausetime_hi, &pausetime_lo);
FMOD_Channel_GetDelay(channel[count], FMOD_DELAYTYPE_DSPCLOCK_START, &starttime_hi, &starttime_lo);
FMOD_64BIT_ADD(hi, lo, 0, blocksize * 2); /* Push operation into the future by 2 mixer blocks so it doesnt conflict with mixer. */
if (starttime_lo > pausetime_lo) /* Was already playing, unpause immediately. */
{
FMOD_64BIT_ADD(hi, lo, starttime_hi, starttime_lo); /* Push forward the delayed start by the gap between starting and pausing */
FMOD_64BIT_SUB(hi, lo, pausetime_hi, pausetime_lo); /* Push forward the delayed start by the gap between starting and pausing */
}
printf("restart %d at %d\n", count, lo);
FMOD_Channel_SetDelay(channel[count], FMOD_DELAYTYPE_DSPCLOCK_PAUSE, 0, 0);
FMOD_Channel_SetDelay(channel[count], FMOD_DELAYTYPE_DSPCLOCK_START, hi, lo);
FMOD_Channel_SetMute(channel[count], FALSE);
FMOD_Channel_SetPaused(channel[count], FALSE);
}
}
}
//---------------------------------------
// this should only be called once
void ofFmodSoundPlayer::initializeFmod(){
if(!bFmodInitialized_){
FMOD_System_Create(&sys);
// set buffersize, keep number of buffers
unsigned int bsTmp;
int nbTmp;
FMOD_System_GetDSPBufferSize(sys, &bsTmp, &nbTmp);
FMOD_System_SetDSPBufferSize(sys, buffersize, nbTmp);
#ifdef TARGET_LINUX
FMOD_System_SetOutput(sys,FMOD_OUTPUTTYPE_ALSA);
#endif
FMOD_System_Init(sys, 32, FMOD_INIT_NORMAL, nullptr); //do we want just 32 channels?
FMOD_System_GetMasterChannelGroup(sys, &channelgroup);
bFmodInitialized_ = true;
}
}
