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Open Source Computer Vision Library
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106 lines
3.7 KiB
106 lines
3.7 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_TILED_MISC_H |
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#define INCLUDED_IMF_TILED_MISC_H |
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//----------------------------------------------------------------------------- |
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// |
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// Miscellaneous stuff related to tiled files |
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// |
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//----------------------------------------------------------------------------- |
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#include "ImathBox.h" |
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#include "ImfHeader.h" |
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#include "ImfNamespace.h" |
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#include <stdio.h> |
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#include <vector> |
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER |
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IMF_EXPORT |
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int levelSize (int min, int max, int l, LevelRoundingMode rmode); |
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IMF_EXPORT |
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IMATH_NAMESPACE::Box2i dataWindowForLevel (const TileDescription &tileDesc, |
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int minX, int maxX, |
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int minY, int maxY, |
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int lx, int ly); |
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IMF_EXPORT |
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IMATH_NAMESPACE::Box2i dataWindowForTile (const TileDescription &tileDesc, |
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int minX, int maxX, |
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int minY, int maxY, |
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int dx, int dy, |
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int lx, int ly); |
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IMF_EXPORT |
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size_t calculateBytesPerPixel (const Header &header); |
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// |
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// Calculate the count of bytes for each lines in range [minY, maxY], |
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// and pixels in range [minX, maxX]. |
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// Data will be saved in bytesPerLine. |
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// sampleCountBase, sampleCountXStride and sampleCountYStride are |
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// used to get the sample count values. |
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// |
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IMF_EXPORT |
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void calculateBytesPerLine (const Header &header, |
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char* sampleCountBase, |
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int sampleCountXStride, |
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int sampleCountYStride, |
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int minX, int maxX, |
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int minY, int maxY, |
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std::vector<int>& xOffsets, |
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std::vector<int>& yOffsets, |
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std::vector<Int64>& bytesPerLine); |
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IMF_EXPORT |
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void precalculateTileInfo (const TileDescription& tileDesc, |
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int minX, int maxX, |
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int minY, int maxY, |
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int *&numXTiles, int *&numYTiles, |
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int &numXLevels, int &numYLevels); |
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IMF_EXPORT |
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int getTiledChunkOffsetTableSize(const Header& header); |
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT |
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#endif
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