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#include <string.h>
#include <stdlib.h>
#include "rtmidi_c.h"
#include "RtMidi.h"
/* misc */
int rtmidi_sizeof_rtmidi_api ()
{
return sizeof (RtMidiApi);
}
/* RtMidi API */
int rtmidi_get_compiled_api (enum RtMidiApi **apis) // return length for NULL argument.
{
if (!apis || !(*apis)) {
std::vector<RtMidi::Api> *v = new std::vector<RtMidi::Api> ();
try {
RtMidi::getCompiledApi (*v);
int size = v->size ();
delete v;
return size;
} catch (...) {
return -1;
}
} else {
try {
std::vector<RtMidi::Api> *v = new std::vector<RtMidi::Api> ();
RtMidi::getCompiledApi (*v);
for (unsigned int i = 0; i < v->size (); i++)
(*apis) [i] = (RtMidiApi) v->at (i);
delete v;
return 0;
} catch (...) {
return -1;
}
}
}
void rtmidi_error (MidiApi *api, enum RtMidiErrorType type, const char* errorString)
{
std::string msg = errorString;
api->error ((RtMidiError::Type) type, msg);
}
void rtmidi_open_port (RtMidiPtr device, unsigned int portNumber, const char *portName)
{
std::string name = portName;
((RtMidi*) device)->openPort (portNumber, name);
}
void rtmidi_open_virtual_port (RtMidiPtr device, const char *portName)
{
std::string name = portName;
((RtMidi*) device)->openVirtualPort (name);
}
void rtmidi_close_port (RtMidiPtr device)
{
((RtMidi*) device)->closePort ();
}
unsigned int rtmidi_get_port_count (RtMidiPtr device)
{
return ((RtMidi*) device)->getPortCount ();
}
const char* rtmidi_get_port_name (RtMidiPtr device, unsigned int portNumber)
{
std::string name = ((RtMidi*) device)->getPortName (portNumber);
return strdup (name.c_str ());
}
/* RtMidiIn API */
RtMidiInPtr rtmidi_in_create_default ()
{
return new RtMidiIn ();
}
RtMidiInPtr rtmidi_in_create (enum RtMidiApi api, const char *clientName, unsigned int queueSizeLimit)
{
std::string name = clientName;
return new RtMidiIn ((RtMidi::Api) api, name, queueSizeLimit);
}
void rtmidi_in_free (RtMidiInPtr device)
{
delete (RtMidiIn*) device;
}
enum RtMidiApi rtmidi_in_get_current_api (RtMidiPtr device)
{
return (RtMidiApi) ((RtMidiIn*) device)->getCurrentApi ();
}
class CallbackProxyUserData
{
public:
CallbackProxyUserData (RtMidiCCallback cCallback, void *userData)
: c_callback (cCallback), user_data (userData)
{
}
RtMidiCCallback c_callback;
void *user_data;
};
void callback_proxy (double timeStamp, std::vector<unsigned char> *message, void *userData)
{
CallbackProxyUserData* data = reinterpret_cast<CallbackProxyUserData*> (userData);
data->c_callback (timeStamp, message->data (), data->user_data);
}
void rtmidi_in_set_callback (RtMidiInPtr device, RtMidiCCallback callback, void *userData)
{
void *data = (void *) new CallbackProxyUserData (callback, userData);
((RtMidiIn*) device)->setCallback (callback_proxy, data);
}
void rtmidi_in_cancel_callback (RtMidiInPtr device)
{
((RtMidiIn*) device)->cancelCallback ();
}
void rtmidi_in_ignore_types (RtMidiInPtr device, bool midiSysex, bool midiTime, bool midiSense)
{
((RtMidiIn*) device)->ignoreTypes (midiSysex, midiTime, midiSense);
}
double rtmidi_in_get_message (RtMidiInPtr device, unsigned char **message)
{
try {
// FIXME: use allocator to achieve efficient buffering
std::vector<unsigned char> *v = new std::vector<unsigned char> ();
double ret = ((RtMidiIn*) device)->getMessage (v);
*message = (unsigned char *) malloc ((int) ret);
memcpy (*message, v->data (), (int) ret);
delete v;
return ret;
} catch (...) {
return -1;
}
}
/* RtMidiOut API */
RtMidiOutPtr rtmidi_out_create_default ()
{
return new RtMidiOut ();
}
RtMidiOutPtr rtmidi_out_create (enum RtMidiApi api, const char *clientName)
{
std::string name = clientName;
return new RtMidiOut ((RtMidi::Api) api, name);
}
void rtmidi_out_free (RtMidiOutPtr device)
{
delete (RtMidiOut*) device;
}
enum RtMidiApi rtmidi_out_get_current_api (RtMidiPtr device)
{
return (RtMidiApi) ((RtMidiOut*) device)->getCurrentApi ();
}
int rtmidi_out_send_message (RtMidiOutPtr device, const unsigned char *message, int length)
{
try {
// FIXME: use allocator to achieve efficient buffering
std::vector<unsigned char> *v = new std::vector<unsigned char> (length);
memcpy (v->data (), message, length);
((RtMidiOut*) device)->sendMessage (v);
delete v;
return 0;
} catch (...) {
return -1;
}
}
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