///////////////////////////////////////////////////////////////////////////

//

// Copyright (c) 2011, 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 IMFINPUTPART_H_

#define IMFINPUTPART_H_

#include "ImfInputFile.h"

#include "ImfOutputPart.h"

#include "ImfForward.h"

#include "ImfNamespace.h"

#include "ImfExport.h"

OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER

//-------------------------------------------------------------------

// class InputPart:

//

// Same interface as InputFile. Please refer to InputFile.

//-------------------------------------------------------------------

class IMF_EXPORT InputPart

{

    public:

        InputPart(MultiPartInputFile& multiPartFile, int partNumber);

        const char *        fileName () const;

        const Header &      header () const;

        int                 version () const;

        void                setFrameBuffer (const FrameBuffer &frameBuffer);

        const FrameBuffer & frameBuffer () const;

        bool                isComplete () const;

        bool                isOptimizationEnabled () const;

        void                readPixels (int scanLine1, int scanLine2);

        void                readPixels (int scanLine);

        void                rawPixelData (int firstScanLine,

                                          const char *&pixelData,

                                          int &pixelDataSize);

        void                rawTileData (int &dx, int &dy,

                                         int &lx, int &ly,

                                         const char *&pixelData,

                                         int &pixelDataSize);

    private:

        InputFile* file;

    // for internal use - give OutputFile and TiledOutputFile access to file for copyPixels

    friend void OutputFile::copyPixels(InputPart&);

    friend void TiledOutputFile::copyPixels(InputPart&);

};

OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT

#endif /* IMFINPUTPART_H_ */