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ImfWav.h

///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2002, Industrial Light & Magic, a division of Lucas
// Digital Ltd. LLC
// 
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
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// *       Redistributions of source code must retain the above copyright
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// *       Redistributions in binary form must reproduce the above
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// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission. 
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///////////////////////////////////////////////////////////////////////////



#ifndef INCLUDED_IMF_WAV_H
#define INCLUDED_IMF_WAV_H

//-----------------------------------------------------------------------------
//
//    16-bit Haar Wavelet encoding and decoding
//
//-----------------------------------------------------------------------------

namespace Imf {


void
wav2Encode
    (unsigned short *in, // io: values in[y][x] are transformed in place
     int     nx,   // i : x size
     int     ox,   // i : x offset
     int     ny,   // i : y size
     int     oy,   // i : y offset
     unsigned short mx); // i : maximum in[x][y] value

void
wav2Decode
    (unsigned short *in, // io: values in[y][x] are transformed in place
     int     nx,   // i : x size
     int     ox,   // i : x offset
     int     ny,   // i : y size
     int     oy,   // i : y offset
     unsigned short mx); // i : maximum in[x][y] value


} // namespace Imf

#endif

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