imfio.cpp

来自「image converter source code」· C++ 代码 · 共 110 行

///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2004, 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.
//
///////////////////////////////////////////////////////////////////////////


//-----------------------------------------------------------------------------
//
//	Low-level file input and output for OpenEXR.
//
//-----------------------------------------------------------------------------

#include <ImfIO.h>
#include "Iex.h"

namespace Imf {


IStream::IStream (const char fileName[]): _fileName (fileName)
{
    // empty
}


IStream::~IStream ()
{
    // empty
}


bool
IStream::isMemoryMapped () const
{
    return false;
}


char *
IStream::readMemoryMapped (int n)
{
    throw Iex::InputExc ("Attempt to perform a memory-mapped read "
			 "on a file that is not memory mapped.");
    return 0;
}


void
IStream::clear ()
{
    // empty
}


const char *
IStream::fileName () const
{
    return _fileName.c_str();
}


OStream::OStream (const char fileName[]): _fileName (fileName)
{
    // empty
}


OStream::~OStream ()
{
    // empty
}


const char *
OStream::fileName () const
{
    return _fileName.c_str();
}


} // namespace Imf