OpenSLSession (DynamicLibrary& slLibraryToUse,
int numInputChannels, int numOutputChannels,
double samleRateToUse, int bufferSizeToUse,
int numBuffersToUse)
: inputChannels (numInputChannels), outputChannels (numOutputChannels),
sampleRate (samleRateToUse), bufferSize (bufferSizeToUse), numBuffers (numBuffersToUse),
running (false), audioProcessingEnabled (true), callback (nullptr)
{
jassert (numInputChannels > 0 || numOutputChannels > 0);
if (CreateEngineFunc createEngine = (CreateEngineFunc) slLibraryToUse.getFunction ("slCreateEngine"))
{
SLObjectItf obj = nullptr;
SLresult err = createEngine (&obj, 0, nullptr, 0, nullptr, nullptr);
if (err != SL_RESULT_SUCCESS || obj == nullptr || (*obj)->Realize (obj, 0) != SL_RESULT_SUCCESS)
{
if (obj != nullptr)
(*obj)->Destroy (obj);
return;
}
engine = SlRef<SLEngineItf_>::cast (SlObjectRef (obj));
}
if (outputChannels > 0)
{
SLObjectItf obj = nullptr;
SLresult err = (*engine)->CreateOutputMix (engine, &obj, 0, nullptr, nullptr);
if (err != SL_RESULT_SUCCESS || obj == nullptr || (*obj)->Realize (obj, 0) != SL_RESULT_SUCCESS)
{
if (obj != nullptr)
(*obj)->Destroy (obj);
return;
}
outputMix = SlRef<SLOutputMixItf_>::cast (SlObjectRef (obj));
}
}
bool open()
{
module.open (file.getFullPathName());
moduleMain = (LADSPA_Descriptor_Function) module.getFunction ("ladspa_descriptor");
return moduleMain != nullptr;
}
dgl_func_ptr APILoader::getGLPointer(const DynamicLibrary& library, Entrypoint entryp) {
return library.getFunction(GetEntryPointName(entryp));
}
