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878af7ada8
3rdparty: update OpenEXR 2.3.0 (#14725) * openexr 2.2.1 * openexr 2.3.0 * openexr: build fixes * openexr: build dwa tables on-demand
138 lines
4.5 KiB
C++
138 lines
4.5 KiB
C++
///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2004, Industrial Light & Magic, a division of Lucas
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// Digital Ltd. LLC
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Industrial Light & Magic nor the names of
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// its contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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///////////////////////////////////////////////////////////////////////////
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#ifndef INCLUDED_IMF_TILE_OFFSETS_H
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#define INCLUDED_IMF_TILE_OFFSETS_H
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//-----------------------------------------------------------------------------
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//
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// class TileOffsets
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//
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//-----------------------------------------------------------------------------
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#include "ImfTileDescription.h"
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#include "ImfInt64.h"
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#include <vector>
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#include "ImfNamespace.h"
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#include "ImfForward.h"
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#include "ImfExport.h"
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
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class TileOffsets
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{
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public:
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IMF_EXPORT
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TileOffsets (LevelMode mode = ONE_LEVEL,
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int numXLevels = 0,
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int numYLevels = 0,
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const int *numXTiles = 0,
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const int *numYTiles = 0);
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// --------
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// File I/O
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// --------
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IMF_EXPORT
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void readFrom (OPENEXR_IMF_INTERNAL_NAMESPACE::IStream &is, bool &complete,bool isMultiPart,bool isDeep);
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IMF_EXPORT
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void readFrom (std::vector<Int64> chunkOffsets,bool &complete);
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IMF_EXPORT
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Int64 writeTo (OPENEXR_IMF_INTERNAL_NAMESPACE::OStream &os) const;
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//-----------------------------------------------------------
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// Test if the tileOffsets array is empty (all entries are 0)
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//-----------------------------------------------------------
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IMF_EXPORT
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bool isEmpty () const;
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//-----------------------------------------------------------
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// populate 'list' with tiles coordinates in the order they appear
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// in the offset table (assumes full table!
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// each array myst be at leat totalTiles long
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//-----------------------------------------------------------
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IMF_EXPORT
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void getTileOrder(int dx_table[], int dy_table[], int lx_table[], int ly_table[]) const;
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//-----------------------
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// Access to the elements
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//-----------------------
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IMF_EXPORT
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Int64 & operator () (int dx, int dy, int lx, int ly);
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IMF_EXPORT
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Int64 & operator () (int dx, int dy, int l);
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IMF_EXPORT
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const Int64 & operator () (int dx, int dy, int lx, int ly) const;
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IMF_EXPORT
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const Int64 & operator () (int dx, int dy, int l) const;
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IMF_EXPORT
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bool isValidTile (int dx, int dy, int lx, int ly) const;
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IMF_EXPORT
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const std::vector<std::vector<std::vector <Int64> > >& getOffsets() const;
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private:
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void findTiles (OPENEXR_IMF_INTERNAL_NAMESPACE::IStream &is, bool isMultiPartFile,
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bool isDeep,
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bool skipOnly);
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void reconstructFromFile (OPENEXR_IMF_INTERNAL_NAMESPACE::IStream &is,bool isMultiPartFile,bool isDeep);
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bool readTile (OPENEXR_IMF_INTERNAL_NAMESPACE::IStream &is);
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bool anyOffsetsAreInvalid () const;
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LevelMode _mode;
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int _numXLevels;
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int _numYLevels;
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std::vector<std::vector<std::vector <Int64> > > _offsets;
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};
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
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#endif
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