imagetypes.h

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#ifndef _IMAGE_TYPES_HEADER_
#define _IMAGE_TYPES_HEADER_
 
namespace A_UTILS_NS
{
 
    // basic types are defined in structs.h
 
#ifdef _MSC_VER
    #pragma pack(push)
    #pragma pack(1)
#else
    #pragma pack(push)
    #pragma pack(1)
#endif
 
    union tFOURCC
    {
        tUInt32 nValue;                     
        tChar   strValue[4];                
 
        tFOURCC()
        {
            nValue = 0;
        }
 
        tFOURCC(tUInt32 nFOURCC)
        {
            nValue = nFOURCC;
        }
 
        tFOURCC(const tChar* strFOURCC)
        {
            tInt nLen = (tInt) cStringUtil::GetLength(strFOURCC);
            strValue[0] = strFOURCC[0];
            strValue[1] = (nLen > 1) ? strFOURCC[1] : 0;
            strValue[2] = (nLen > 2) ? strFOURCC[2] : 0;
            strValue[3] = (nLen > 3) ? strFOURCC[3] : 0;
        }
 
        cString asString() const
        {
            tChar strFOURCC[5];
            strFOURCC[0] = strValue[0];
            strFOURCC[1] = strValue[1];
            strFOURCC[2] = strValue[2];
            strFOURCC[3] = strValue[3];
            strFOURCC[4] = 0;
            return cString(strFOURCC);
        }
 
        operator tUInt32() const
        {
            return nValue;
        }
    };
 
#ifdef _MSC_VER
    #pragma pack(pop)
#else
    #pragma pack(pop)
#endif
 
} // namespace
 
#endif // _IMAGE_TYPES_HEADER_