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✏️ Editing: 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
// met:
// *       Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// *       Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// *       Neither the name of Industrial Light & Magic nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission. 
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
///////////////////////////////////////////////////////////////////////////

#ifndef INCLUDED_IMF_WAV_H
#define INCLUDED_IMF_WAV_H

//-----------------------------------------------------------------------------
//
//	16-bit Haar Wavelet encoding and decoding
//
//-----------------------------------------------------------------------------
#include "ImfNamespace.h"
#include "ImfExport.h"

OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER

IMF_EXPORT 
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

IMF_EXPORT
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

OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT

#endif

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