int CsoundObj_process(CsoundObj *self,
int inNumberFrames,
double *inputBuffer,
double *outputBuffer)
{
int result = csoundPerformKsmps(self->csound);
if (result == 0) {
int outputChannelCount = csoundGetNchnls(self->csound);
int inputChannelCount = csoundGetNchnlsInput(self->csound);
self->csoundOut = csoundGetSpout(self->csound);
self->csoundIn = csoundGetSpin(self->csound);
if (self->useAudioInput == 1) {
memcpy(self->csoundIn, inputBuffer, sizeof(double) * inNumberFrames);
}
memcpy(outputBuffer, self->csoundOut, sizeof(double) * inNumberFrames * outputChannelCount);
// printf("csoundOut =%f outputBuffer = %f\n", self->csoundOut[0], outputBuffer[0]);
}
return result;
}
void CsoundObj_compileCSD(CsoundObj *self,
char *filePath,
uint32_t samplerate,
double controlrate,
uint32_t bufferSize)
{
char samplerateArgument[10] = {0};
char controlrateArgument[10] = {0};
char bufferSizeArgument[10] = {0};
sprintf((char *)&samplerateArgument, "-r %d", samplerate);
sprintf((char *)&controlrateArgument, "-k %f", controlrate);
sprintf((char *)&bufferSizeArgument, "-b %d", bufferSize);
char *argv[5] = {
"csound",
samplerateArgument,
controlrateArgument,
bufferSizeArgument,
filePath
};
printf("File name is %s\n", filePath);
int result = csoundCompile(self->csound, 5, argv);
if (result == 0) {
printf("success\n");
self->csoundIn = csoundGetSpin(self->csound);
self->csoundOut = csoundGetSpout(self->csound);
self->zerodBFS = csoundGet0dBFS(self->csound);
}
else {
printf("compilation failed\n");
}
}
float *CsoundObj_getInputBuffer(CsoundObj *self)
{
return csoundGetSpin(self->csound);
}