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#include <sharedlibs.h>
#include <FL/fl_message.H>
void SmartLoader::SmartFind(const char* filename,const char* absprogpath,char* result)
{
/* Find the given file in a clever way:
* Search the given path first
* (on the Mac, perhaps recursively)
* Then the environment PATH variable
* and finally any predefined library paths */
result[0]=(char)0;
hd24utils::findfile(filename,absprogpath,result);
if (strlen(result)!=0)
{
// found it already
return;
}
hd24utils::findfile(filename,getenv("PATH"),result);
if (strlen(result)!=0)
{
// found it already
return;
}
hd24utils::findfile(filename,DEFAULTLIBPATH,result);
if (strlen(result)!=0)
{
// found it already
return;
}
return;
};
PortAudioWrapper::PortAudioWrapper(char* absprogpath)
{
libloaded=false;
Pa_Initialize=NULL;
Pa_Terminate=NULL;
char result[2048];
SmartFind(LIBFILE_PORTAUDIO,absprogpath,&result[0]);
string abslib="";
abslib+=result;
abslib+=LIBFILE_PORTAUDIO;
#if (RECORDERDEBUG==1)
cout << "Opening from smartpath: " << abslib.c_str() << endl;
#endif
LIBHANDLE_T* handle=dlopen(abslib.c_str(),RTLD_NOW);
if (handle==NULL) {
#if (RECORDERDEBUG==1)
cout << "Fail. Opening from default path instead." << endl;
#endif
handle=dlopen(LIBFILE_PORTAUDIO,RTLD_NOW);
if (handle==NULL) {
#if (RECORDERDEBUG==1)
cout << dlerror() << endl;
#endif
} else {
#if (RECORDERDEBUG==1)
cout << dlerror() << endl;
cout << "Defining functions from default path." << endl;
#endif
define_functions(handle);
}
} else {
#if (RECORDERDEBUG==1)
cout << "Defining functions from smart path." << endl;
#endif
define_functions(handle);
}
}
PortAudioWrapper::~PortAudioWrapper()
{
if (libhandle!=NULL)
{
dlclose(libhandle);
}
}
void PortAudioWrapper::define_functions(LIBHANDLE_T* handle)
{
if (handle==NULL) return;
libhandle=handle;
libloaded=false;
// Given a handle to a dynamic library, define functions that are in it.
#if (RECORDERDEBUG==1)
cout << "Define Pa_Initialize..." << endl;
#endif
Pa_Initialize=(PaError (*)(void))dlsym(handle,"Pa_Initialize");
if (Pa_Initialize==NULL) { fl_message("Error loading Pa_Initialize"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_Terminate..." << endl;
#endif
Pa_Terminate=(PaError (*)(void))dlsym(handle,"Pa_Terminate");
if (Pa_Terminate==NULL) { fl_message("Error loading Pa_Terminate"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_StartStream..." << endl;
#endif
Pa_StartStream=(PaError (*)(PaStream*))dlsym(handle,"Pa_StartStream");
if (Pa_StartStream==NULL) { fl_message("Error loading Pa_StartStream"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_StopStream..." << endl;
#endif
Pa_StopStream=(PaError (*)(PaStream*))dlsym(handle,"Pa_StopStream");
if (Pa_StopStream==NULL) { fl_message("Error loading Pa_StopStream"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_AbortStream..." << endl;
#endif
Pa_AbortStream=(PaError (*)(PaStream*))dlsym(handle,"Pa_AbortStream");
if (Pa_AbortStream==NULL) { fl_message("Error loading Pa_AbortStream"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_CloseStream..." << endl;
#endif
Pa_CloseStream=(PaError (*)(PaStream*))dlsym(handle,"Pa_CloseStream");
if (Pa_CloseStream==NULL) { fl_message("Error loading Pa_CloseStream"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_GetStreamTime..." << endl;
#endif
Pa_GetStreamTime=(PaTime (*)(PaStream*))dlsym(handle,"Pa_GetStreamTime");
if (Pa_GetStreamTime==NULL) { fl_message("Error loading Pa_GetStreamTime"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_StreamActive..." << endl;
#endif
Pa_StreamActive=(PaError (*)(PaStream*))dlsym(handle,"Pa_IsStreamActive");
if (Pa_StreamActive==NULL) {
Pa_StreamActive=(PaError (*)(PaStream*))dlsym(handle,"Pa_StreamActive");
}
if (Pa_StreamActive==NULL) {
fl_message("Error loading Pa_StreamActive"); return;
}
#if (RECORDERDEBUG==1)
cout << "Define Pa_OpenStream..." << endl;
#endif
Pa_OpenStream=(PaError (*)(PaStream**,
const PaStreamParameters*,
const PaStreamParameters*,
double,
unsigned long,
PaStreamFlags,
PaStreamCallback*,
void*))dlsym(handle,"Pa_OpenStream");
if (Pa_OpenStream==NULL) { fl_message("Error loading Pa_OpenStream"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_GetDeviceCount..." << endl;
#endif
Pa_GetDeviceCount=(int (*)(void))dlsym(handle,"Pa_GetDeviceCount");
if (Pa_GetDeviceCount==NULL) { fl_message("Error loading Pa_GetDeviceCount"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_GetDeviceInfo..." << endl;
#endif
Pa_GetDeviceInfo=(const PaDeviceInfo* (*)(int))dlsym(handle,"Pa_GetDeviceInfo");
if (Pa_GetDeviceInfo==NULL) { fl_message("Error loading Pa_GetDeviceInfo"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_GetDefaultInputDevice..." << endl;
#endif
Pa_GetDefaultInputDevice=(PaDeviceIndex (*)(void))dlsym(handle,"Pa_GetDefaultInputDevice");
if (Pa_GetDefaultInputDevice==NULL) { fl_message("Error loading Pa_GetDefaultInputDevice"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_GetDefaultOutputDevice..." << endl;
#endif
Pa_GetDefaultOutputDevice=(PaDeviceIndex (*)(void))dlsym(handle,"Pa_GetDefaultOutputDevice");
if (Pa_GetDefaultOutputDevice==NULL) { fl_message("Error loading Pa_GetDefaultOutputDevice"); return; }
#if (RECORDERDEBUG==1)
cout << "Define Pa_GetVersionText..." << endl;
#endif
Pa_GetVersionText=(const char* (*)(void))dlsym(handle,"Pa_GetVersionText");
#if (RECORDERDEBUG==1)
cout << "Define Pa_GetErrorText..." << endl;
#endif
Pa_GetErrorText=(const char* (*)(PaError))dlsym(handle,"Pa_GetErrorText");
#if (RECORDERDEBUG==1)
PaError initerror=(*(this->Pa_Initialize))();
cout << "initerror=" <<initerror << endl;
cout << "Portaudio version=" << (*(this->Pa_GetVersionText))() << endl;
#endif
#if (RECORDERDEBUG==1)
int devcount=(*(this->Pa_GetDeviceCount))();
cout << "Portaudio Device count=" << devcount << endl;
cout << "Default Portaudio Input Device =" << (*(this->Pa_GetDefaultInputDevice))() << endl;
cout << "Default Portaudio Output Device =" << (*(this->Pa_GetDefaultOutputDevice))() << endl;
#endif
libloaded=true;
}
SoundFileWrapper::SoundFileWrapper(char* absprogpath)
{
sf_open=NULL;
sf_close=NULL;
libloaded=false;
char result[2048];
// TODO: Was there a reason why this said PORTAUDIO?
// SmartFind(LIBFILE_PORTAUDIO,absprogpath,&result[0]);
SmartFind(LIBFILE_SNDFILE,absprogpath,&result[0]);
string abslib="";
abslib+=result;
abslib+=LIBFILE_SNDFILE;
LIBHANDLE_T* handle=dlopen(abslib.c_str(),RTLD_NOW);
if (handle==NULL) {
fl_message("%s",dlerror());
}
if (handle==NULL) {
handle=dlopen(LIBFILE_SNDFILE,RTLD_NOW);
if (handle==NULL) {
fl_message("%s",dlerror());
} else {
define_functions(handle);
}
} else {
define_functions(handle);
}
}
SoundFileWrapper::~SoundFileWrapper()
{
if (libhandle!=NULL)
{
dlclose(libhandle);
}
}
void SoundFileWrapper::define_functions(LIBHANDLE_T* handle)
{
if (handle==NULL) return;
libhandle=handle;
// Given a handle to a dynamic library, define functions that are in it.
sf_open=(SNDFILE*(*)(const char*,int,SF_INFO*))dlsym(handle,"sf_open");
if (sf_open==NULL) {
fl_message("Unable to load libsndfile, file transfers won't work.");
}
sf_close=(int(*)(SNDFILE*))dlsym(handle,"sf_close");
sf_read_int=(sf_count_t(*)(SNDFILE*,int*,sf_count_t))dlsym(handle,"sf_read_int");
sf_write_raw=(sf_count_t(*)(SNDFILE*,const void*,sf_count_t))dlsym(handle,"sf_write_raw");
sf_write_float=(sf_count_t(*)(SNDFILE*,const void*,sf_count_t))dlsym(handle,"sf_write_float");
if (sf_open!=NULL) {
libloaded=true;
}
}
JackWrapper::JackWrapper(char* absprogpath)
{
libloaded=false;
char result[2048];
// TODO: Was there a reason why this said PORTAUDIO?
// SmartFind(LIBFILE_PORTAUDIO,absprogpath,&result[0]);
SmartFind(LIBFILE_JACK,absprogpath,&result[0]);
string abslib="";
abslib+=result;
abslib+=LIBFILE_JACK;
LIBHANDLE_T* handle=dlopen(abslib.c_str(),RTLD_NOW);
if (handle==NULL) {
handle=dlopen(LIBFILE_JACK,RTLD_NOW);
if (handle==NULL) {
// cout << dlerror() << endl;
} else {
define_functions(handle);
}
} else {
define_functions(handle);
}
}
JackWrapper::~JackWrapper()
{
if (libhandle!=NULL)
{
dlclose(libhandle);
}
}
void JackWrapper::define_functions(LIBHANDLE_T* handle)
{
if (handle==NULL) return;
libhandle=handle;
// Given a handle to a dynamic library, define functions that are in it.
jack_client_new=(jack_client_t*(*)(const char*))dlsym(handle,"jack_client_new");
jack_set_process_callback=(int(*)(jack_client_t*,JackProcessCallback,void*))dlsym(handle,"jack_set_process_callback");
jack_on_shutdown=(void (*)(jack_client_t*,void (*function)(void *), void *))dlsym(handle,"jack_on_shutdown");
jack_get_sample_rate=(jack_nframes_t (*)(jack_client_t*))dlsym(handle,"jack_get_sample_rate");
jack_port_get_buffer=(void* (*)(jack_port_t*,jack_nframes_t))dlsym(handle,"jack_port_get_buffer");
jack_transport_query=(jack_transport_state_t (*)(const jack_client_t*,jack_position_t*))dlsym(handle,"jack_transport_query");
jack_port_register=(jack_port_t* (*)(jack_client_t*,const char*,const char*,unsigned long,unsigned long))dlsym(handle,"jack_port_register");
jack_activate=(int (*)(jack_client_t*))dlsym(handle,"jack_activate");
jack_get_current_transport_frame=(jack_nframes_t (*)(const jack_client_t*))dlsym(handle,"jack_get_current_transport_frame");
jack_transport_locate=(int (*)(jack_client_t*,jack_nframes_t))dlsym(handle,"jack_transport_locate");
jack_transport_start=(void (*)(jack_client_t*))dlsym(handle,"jack_transport_start");
jack_transport_stop=(void (*)(jack_client_t*))dlsym(handle,"jack_transport_stop");
libloaded=true;
}
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