Disabled external gits
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///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2002, 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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//-----------------------------------------------------------------------------
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//
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// Code examples that show how class TiledInputFile and
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// class TiledOutputFile can be used to read and write
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// OpenEXR image files with an arbitrary set of channels.
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//
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//-----------------------------------------------------------------------------
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#include <ImfTiledOutputFile.h>
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#include <ImfTiledInputFile.h>
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#include <ImfChannelList.h>
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#include <ImfStringAttribute.h>
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#include <ImfMatrixAttribute.h>
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#include <ImfArray.h>
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#include "drawImage.h"
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#include <iostream>
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#include "namespaceAlias.h"
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using namespace IMF;
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using namespace std;
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using namespace IMATH_NAMESPACE;
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void
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writeTiled1 (const char fileName[],
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Array2D<GZ> &pixels,
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int width, int height,
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int tileWidth, int tileHeight)
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{
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Header header (width, height);
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header.channels().insert ("G", Channel (IMF::HALF));
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header.channels().insert ("Z", Channel (IMF::FLOAT));
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header.setTileDescription
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(TileDescription (tileWidth, tileHeight, ONE_LEVEL));
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TiledOutputFile out (fileName, header);
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FrameBuffer frameBuffer;
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frameBuffer.insert ("G", // name
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Slice (IMF::HALF, // type
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(char *) &pixels[0][0].g, // base
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sizeof (pixels[0][0]) * 1, // xStride
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sizeof (pixels[0][0]) * width)); // yStride
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frameBuffer.insert ("Z", // name
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Slice (IMF::FLOAT, // type
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(char *) &pixels[0][0].z, // base
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sizeof (pixels[0][0]) * 1, // xStride
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sizeof (pixels[0][0]) * width)); // yStride
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out.setFrameBuffer (frameBuffer);
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out.writeTiles (0, out.numXTiles() - 1, 0, out.numYTiles() - 1);
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}
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void
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readTiled1 (const char fileName[],
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Array2D<GZ> &pixels,
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int &width, int &height)
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{
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TiledInputFile in (fileName);
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Box2i dw = in.header().dataWindow();
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width = dw.max.x - dw.min.x + 1;
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height = dw.max.y - dw.min.y + 1;
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int dx = dw.min.x;
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int dy = dw.min.y;
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pixels.resizeErase (height, width);
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FrameBuffer frameBuffer;
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frameBuffer.insert ("G", // name
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Slice (IMF::HALF, // type
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(char *) &pixels[-dy][-dx].g, // base
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sizeof (pixels[0][0]) * 1, // xStride
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sizeof (pixels[0][0]) * width)); // yStride
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frameBuffer.insert ("Z", // name
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Slice (IMF::FLOAT, // type
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(char *) &pixels[-dy][-dx].z, // base
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sizeof (pixels[0][0]) * 1, // xStride
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sizeof (pixels[0][0]) * width)); // yStride
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in.setFrameBuffer (frameBuffer);
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in.readTiles (0, in.numXTiles() - 1, 0, in.numYTiles() - 1);
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}
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void
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generalInterfaceTiledExamples ()
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{
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cout << "\nGZ (green, depth) tiled files\n" << endl;
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cout << "drawing image" << endl;
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int w = 800;
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int h = 600;
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Array2D<GZ> pixels (h, w);
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drawImage6 (pixels, w, h);
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cout << "writing file" << endl;
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writeTiled1 ("tiledgz1.exr", pixels, w, h, 64, 64);
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cout << "reading file" << endl;
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readTiled1 ("tiledgz1.exr", pixels, w, h);
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}
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