ddibfileheader.h

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/* ////////////////////////////////////////////////////////////////////////
//
//                  INTEL CORPORATION PROPRIETARY INFORMATION
//     This software is supplied under the terms of a license agreement or
//     nondisclosure agreement with Intel Corporation and may not be copied
//     or disclosed except in accordance with the terms of that agreement.
//          Copyright(c) 2004-2005 Intel Corporation. All Rights Reserved.
//
//
//
*/

#ifndef __DDIBFILEHEADER_H__
#define __DDIBFILEHEADER_H__

#include "ddibwarning.h"
#include "bdiagnoutput.h"

template<class ByteInput>
void ReadDIBFileHeader(
    ByteInput       &stream,
    unsigned int    &imgDataOffset,
    BDiagnOutputPtr &diagnOutputPtr)
{
    unsigned int type = stream.Read16u();

    if(type != 0x4d42)
        diagnOutputPtr->Warning(DiagnDescrCT<DDIBWarning, DIBFileWrongIdentifier>());

     // we ignore size field to accept some bitmaps
    //  which always use zero value for this field
    stream.Read32u();
    stream.Read16u(); // reserved field 1
    stream.Read16u(); // reserved field 2

    imgDataOffset = stream.Read32u();
}

#endif // __DDIBFILEHEADER_H__