www.pudn.com > communicate.rar > defines.h
// Helper macros
#define SAFE_RELEASE(x) {if(x){(x)->Release();(x)=NULL;}}
#define SAFE_FREE_STRING(x) {if(x){SysFreeString(x);(x)=NULL;}}
// User Define RTC Event
#define WM_RTC_EVENT WM_USER+100
#define QCIF_CX_SIZE 176
#define QCIF_CY_SIZE 144
#define QQCIF_CX_SIZE (QCIF_CX_SIZE/2)
#define QQCIF_CY_SIZE (QCIF_CY_SIZE/2)
struct SESSION_DATA {
BSTR bstrName;
BSTR bstrURI;
};