bartlomiejn

class CppClass {  
public:  
    CppClass(const char* value) {
        storedValue = value;
    }
    const char* storedValue;
};

extern "C" void* makeObject(const char* storedValue) {  
    return (void*) new CppClass(storedValue);

bartlomiejn

#ifdef __cplusplus
extern "C" {  
#endif

void* makeObject(const char* storedValue);  
void setNewStoredValue(void* object, const char* newValue);  
const char* getStoredValue(void* object);  
void removeObject(void* object);

#ifdef __cplusplus

bartlomiejn

let frame = VideoFrame(address: someAddress, width: 640, height: 480, stride: 8) // VideoFrame type
let frameWidth = frame.width // Int32 type
doSomethingWithFrame(frame: frame)

bartlomiejn

typedef struct VideoFrameStruct {  
    void *address;
    int width;
    int height;
    int stride;
} VideoFrame;

void doSomethingWithFrame(VideoFrame frame);