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Open Source Computer Vision Library
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107 lines
3.4 KiB
107 lines
3.4 KiB
/////////////////////////////////////////////////////////////////////////// |
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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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namespace Imf { |
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class IStream; |
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class OStream; |
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class TileOffsets |
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{ |
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public: |
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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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void readFrom (IStream &is, bool &complete); |
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Int64 writeTo (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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bool isEmpty () const; |
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//----------------------- |
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// Access to the elements |
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//----------------------- |
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Int64 & operator () (int dx, int dy, int lx, int ly); |
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Int64 & operator () (int dx, int dy, int l); |
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const Int64 & operator () (int dx, int dy, int lx, int ly) const; |
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const Int64 & operator () (int dx, int dy, int l) const; |
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private: |
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void findTiles (IStream &is); |
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void reconstructFromFile (IStream &is); |
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bool readTile (IStream &is); |
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bool anyOffsetsAreInvalid () const; |
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bool isValidTile (int dx, int dy, int lx, int ly) 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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} // namespace Imf |
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#endif
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