void init(int _channels, double _sampleRate) override {
AKSoundpipeKernel::init(_channels, _sampleRate);
sp_bitcrush_create(&bitcrush0);
sp_bitcrush_create(&bitcrush1);
sp_bitcrush_init(sp, bitcrush0);
sp_bitcrush_init(sp, bitcrush1);
bitcrush0->bitdepth = 8;
bitcrush1->bitdepth = 8;
bitcrush0->srate = 10000;
bitcrush1->srate = 10000;
bitDepthRamper.init();
sampleRateRamper.init();
}
void init(int channelCount, double inSampleRate) {
channels = channelCount;
globalSampleRate = float(inSampleRate);
sp_create(&sp);
sp->sr = globalSampleRate;
sp->nchan = channels;
sp_bitcrush_create(&bitcrush);
sp_bitcrush_init(sp, bitcrush);
bitcrush->bitdepth = 8;
bitcrush->srate = 10000;
}
int sporth_bitcrush(sporth_stack *stack, void *ud)
{
plumber_data *pd = ud;
SPFLOAT input;
SPFLOAT out;
SPFLOAT bitdepth;
SPFLOAT srate;
sp_bitcrush *bitcrush;
switch(pd->mode) {
case PLUMBER_CREATE:
#ifdef DEBUG_MODE
fprintf(stderr, "bitcrush: Creating\n");
#endif
sp_bitcrush_create(&bitcrush);
plumber_add_module(pd, SPORTH_BITCRUSH, sizeof(sp_bitcrush), bitcrush);
break;
case PLUMBER_INIT:
#ifdef DEBUG_MODE
fprintf(stderr, "bitcrush: Initialising\n");
#endif
if(sporth_check_args(stack, "ff") != SPORTH_OK) {
fprintf(stderr,"Not enough arguments for bitcrush\n");
stack->error++;
return PLUMBER_NOTOK;
}
srate = sporth_stack_pop_float(stack);
bitdepth = sporth_stack_pop_float(stack);
input = sporth_stack_pop_float(stack);
bitcrush = pd->last->ud;
sp_bitcrush_init(pd->sp, bitcrush);
sporth_stack_push_float(stack, 0);
break;
case PLUMBER_COMPUTE:
if(sporth_check_args(stack, "ff") != SPORTH_OK) {
fprintf(stderr,"Not enough arguments for bitcrush\n");
stack->error++;
return PLUMBER_NOTOK;
}
srate = sporth_stack_pop_float(stack);
bitdepth = sporth_stack_pop_float(stack);
input = sporth_stack_pop_float(stack);
bitcrush = pd->last->ud;
bitcrush->bitdepth = bitdepth;
bitcrush->srate = srate;
sp_bitcrush_compute(pd->sp, bitcrush, &input, &out);
sporth_stack_push_float(stack, out);
break;
case PLUMBER_DESTROY:
bitcrush = pd->last->ud;
sp_bitcrush_destroy(&bitcrush);
break;
default:
fprintf(stderr, "bitcrush: Uknown mode!\n");
break;
}
return PLUMBER_OK;
}