605 lines
19 KiB
C++
605 lines
19 KiB
C++
///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2004-2012, 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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#include <ImfTiledOutputFile.h>
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#include <ImfTiledInputFile.h>
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#include <ImfInputFile.h>
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#include <ImfTiledRgbaFile.h>
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#include <ImfRgbaFile.h>
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#include <ImfArray.h>
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#include <ImfChannelList.h>
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#include <ImfThreading.h>
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#include "IlmThread.h"
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#include "ImathRandom.h"
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#include <string>
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#include <stdio.h>
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#include <assert.h>
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#include <vector>
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#include <math.h>
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#include <ImfTileDescriptionAttribute.h>
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namespace IMF = OPENEXR_IMF_NAMESPACE;
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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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namespace {
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void
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fillPixels (Array2D<unsigned int> &pi,
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Array2D<half> &ph,
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Array2D<float> &pf,
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int width,
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int height)
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{
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for (int y = 0; y < height; ++y)
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for (int x = 0; x < width; ++x)
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{
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pi[y][x] = x % 100 + 100 * (y % 100);
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ph[y][x] = sin (double (x)) + sin (y * 0.5);
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pf[y][x] = sin (double (y)) + sin (x * 0.5);
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}
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}
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void
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writeRead (const Array2D<unsigned int> &pi1,
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const Array2D<half> &ph1,
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const Array2D<float> &pf1,
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const char fileName[],
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LineOrder lorder,
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int width,
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int height,
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int xSize,
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int ySize,
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int xOffset,
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int yOffset,
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Compression comp,
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LevelMode mode,
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LevelRoundingMode rmode)
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{
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//
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// Write the pixel data in pi1, ph1 and ph2 to a tiled
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// image file using the specified parameters.
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// Read the pixel data back from the file using the scanline
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// interface one scanline at a time, and verify that the data did
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// not change.
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// For MIPMAP and RIPMAP_LEVELS, the lower levels of the images
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// are filled in cropped versions of the level(0,0) image,
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// i.e. no filtering is done.
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//
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cout << "levelMode " << mode <<
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", roundingMode " << rmode <<
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", line order " << lorder <<
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",\ntileSize " << xSize << "x" << ySize <<
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", xOffset " << xOffset <<
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", yOffset "<< yOffset << endl;
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Header hdr ((Box2i (V2i (0, 0), // display window
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V2i (width - 1, height -1))),
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(Box2i (V2i (xOffset, yOffset), // data window
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V2i (xOffset + width - 1, yOffset + height - 1))));
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hdr.lineOrder() = lorder;
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hdr.compression() = comp;
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hdr.channels().insert ("I", Channel (IMF::UINT));
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hdr.channels().insert ("H", Channel (IMF::HALF));
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hdr.channels().insert ("F", Channel (IMF::FLOAT));
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hdr.setTileDescription(TileDescription(xSize, ySize, mode, rmode));
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{
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FrameBuffer fb;
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fb.insert ("I", // name
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Slice (IMF::UINT, // type
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(char *) &pi1[-yOffset][-xOffset], // base
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sizeof (pi1[0][0]), // xStride
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sizeof (pi1[0][0]) * width) // yStride
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);
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fb.insert ("H", // name
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Slice (IMF::HALF, // type
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(char *) &ph1[-yOffset][-xOffset], // base
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sizeof (ph1[0][0]), // xStride
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sizeof (ph1[0][0]) * width) // yStride
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);
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fb.insert ("F", // name
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Slice (IMF::FLOAT, // type
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(char *) &pf1[-yOffset][-xOffset], // base
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sizeof (pf1[0][0]), // xStride
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sizeof (pf1[0][0]) * width) // yStride
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);
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cout << " writing" << flush;
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remove (fileName);
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TiledOutputFile out (fileName, hdr);
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out.setFrameBuffer (fb);
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int startTileY = -1;
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int endTileY = -1;
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int dy;
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switch (mode)
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{
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case ONE_LEVEL:
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{
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if (lorder == DECREASING_Y)
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{
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startTileY = out.numYTiles() - 1;
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endTileY = -1;
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dy = -1;
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}
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else
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{
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startTileY = 0;
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endTileY = out.numYTiles();
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dy = 1;
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}
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for (int tileY = startTileY; tileY != endTileY; tileY += dy)
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for (int tileX = 0; tileX < out.numXTiles(); ++tileX)
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out.writeTile (tileX, tileY);
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}
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break;
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case MIPMAP_LEVELS:
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{
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if (lorder == DECREASING_Y)
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{
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endTileY = -1;
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dy = -1;
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}
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else
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{
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startTileY = 0;
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dy = 1;
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}
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for (int level = 0; level < out.numLevels(); ++level)
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{
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if (lorder == DECREASING_Y)
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startTileY = out.numYTiles(level) - 1;
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else
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endTileY = out.numYTiles(level);
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for (int tileY = startTileY; tileY != endTileY; tileY += dy)
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for (int tileX = 0; tileX < out.numXTiles(level); ++tileX)
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out.writeTile (tileX, tileY, level);
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}
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}
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break;
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case RIPMAP_LEVELS:
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{
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for (int ylevel = 0; ylevel < out.numYLevels(); ++ylevel)
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{
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if (lorder == DECREASING_Y)
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{
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startTileY = out.numYTiles(ylevel) - 1;
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endTileY = -1;
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dy = -1;
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}
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else
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{
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startTileY = 0;
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endTileY = out.numYTiles(ylevel);
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dy = 1;
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}
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for (int xlevel = 0; xlevel < out.numXLevels(); ++xlevel)
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{
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for (int tileY = startTileY; tileY != endTileY;
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tileY += dy)
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for (int tileX = 0; tileX < out.numXTiles (xlevel);
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++tileX)
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out.writeTile (tileX, tileY, xlevel, ylevel);
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}
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}
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}
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break;
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}
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}
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{
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cout << " reading INCREASING_Y" << flush;
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InputFile in (fileName);
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const Box2i &dw = in.header().dataWindow();
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int w = dw.max.x - dw.min.x + 1;
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int h = dw.max.y - dw.min.y + 1;
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int dwx = dw.min.x;
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int dwy = dw.min.y;
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Array2D<unsigned int> pi2 (h, w);
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Array2D<half> ph2 (h, w);
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Array2D<float> pf2 (h, w);
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FrameBuffer fb;
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fb.insert ("I", // name
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Slice (IMF::UINT, // type
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(char *) &pi2[-dwy][-dwx],// base
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sizeof (pi2[0][0]), // xStride
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sizeof (pi2[0][0]) * w) // yStride
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);
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fb.insert ("H", // name
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Slice (IMF::HALF, // type
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(char *) &ph2[-dwy][-dwx],// base
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sizeof (ph2[0][0]), // xStride
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sizeof (ph2[0][0]) * w) // yStride
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);
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fb.insert ("F", // name
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Slice (IMF::FLOAT, // type
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(char *) &pf2[-dwy][-dwx],// base
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sizeof (pf2[0][0]), // xStride
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sizeof (pf2[0][0]) * w) // yStride
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);
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in.setFrameBuffer (fb);
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for (int y = dw.min.y; y <= dw.max.y; ++y)
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in.readPixels (y);
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cout << " comparing" << flush;
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assert (in.header().displayWindow() == hdr.displayWindow());
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assert (in.header().dataWindow() == hdr.dataWindow());
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assert (in.header().pixelAspectRatio() == hdr.pixelAspectRatio());
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assert (in.header().screenWindowCenter() == hdr.screenWindowCenter());
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assert (in.header().screenWindowWidth() == hdr.screenWindowWidth());
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assert (in.header().lineOrder() == hdr.lineOrder());
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assert (in.header().compression() == hdr.compression());
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ChannelList::ConstIterator hi = hdr.channels().begin();
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ChannelList::ConstIterator ii = in.header().channels().begin();
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while (hi != hdr.channels().end())
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{
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assert (!strcmp (hi.name(), ii.name()));
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assert (hi.channel().type == ii.channel().type);
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assert (hi.channel().xSampling == ii.channel().xSampling);
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assert (hi.channel().ySampling == ii.channel().ySampling);
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++hi;
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++ii;
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}
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assert (ii == in.header().channels().end());
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for (int y = 0; y < h; ++y)
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{
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for (int x = 0; x < w; ++x)
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{
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assert (pi1[y][x] == pi2[y][x]);
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assert (ph1[y][x] == ph2[y][x]);
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assert (pf1[y][x] == pf2[y][x]);
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}
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}
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}
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{
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cout << endl << " reading DECREASING_Y" << flush;
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InputFile in (fileName);
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const Box2i &dw = in.header().dataWindow();
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int w = dw.max.x - dw.min.x + 1;
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int h = dw.max.y - dw.min.y + 1;
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int dwx = dw.min.x;
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int dwy = dw.min.y;
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Array2D<unsigned int> pi2 (h, w);
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Array2D<half> ph2 (h, w);
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Array2D<float> pf2 (h, w);
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FrameBuffer fb;
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fb.insert ("I", // name
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Slice (IMF::UINT, // type
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(char *) &pi2[-dwy][-dwx],// base
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sizeof (pi2[0][0]), // xStride
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sizeof (pi2[0][0]) * w) // yStride
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);
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fb.insert ("H", // name
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Slice (IMF::HALF, // type
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(char *) &ph2[-dwy][-dwx],// base
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sizeof (ph2[0][0]), // xStride
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sizeof (ph2[0][0]) * w) // yStride
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);
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fb.insert ("F", // name
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Slice (IMF::FLOAT, // type
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(char *) &pf2[-dwy][-dwx],// base
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sizeof (pf2[0][0]), // xStride
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sizeof (pf2[0][0]) * w) // yStride
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);
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in.setFrameBuffer (fb);
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for (int y = dw.max.y; y >= dw.min.y; --y)
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in.readPixels (y);
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cout << " comparing" << flush;
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assert (in.header().displayWindow() == hdr.displayWindow());
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assert (in.header().dataWindow() == hdr.dataWindow());
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assert (in.header().pixelAspectRatio() == hdr.pixelAspectRatio());
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assert (in.header().screenWindowCenter() == hdr.screenWindowCenter());
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assert (in.header().screenWindowWidth() == hdr.screenWindowWidth());
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assert (in.header().lineOrder() == hdr.lineOrder());
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assert (in.header().compression() == hdr.compression());
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ChannelList::ConstIterator hi = hdr.channels().begin();
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ChannelList::ConstIterator ii = in.header().channels().begin();
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while (hi != hdr.channels().end())
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{
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assert (!strcmp (hi.name(), ii.name()));
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assert (hi.channel().type == ii.channel().type);
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assert (hi.channel().xSampling == ii.channel().xSampling);
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assert (hi.channel().ySampling == ii.channel().ySampling);
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++hi;
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++ii;
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}
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assert (ii == in.header().channels().end());
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for (int y = 0; y < h; ++y)
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{
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for (int x = 0; x < w; ++x)
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{
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assert (pi1[y][x] == pi2[y][x]);
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assert (ph1[y][x] == ph2[y][x]);
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assert (pf1[y][x] == pf2[y][x]);
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}
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}
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}
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{
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cout << endl << " reading INCREASING_Y "
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"(new frame buffer on every line)" << flush;
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InputFile in (fileName);
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const Box2i &dw = in.header().dataWindow();
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int w = dw.max.x - dw.min.x + 1;
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int h = dw.max.y - dw.min.y + 1;
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int dwx = dw.min.x;
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int dwy = dw.min.y;
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Array2D<unsigned int> pi2 (h, w);
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Array2D<half> ph2 (h, w);
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Array2D<float> pf2 (h, w);
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for (int y = dw.min.y; y <= dw.max.y; ++y)
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{
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FrameBuffer fb;
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fb.insert ("I", // name
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Slice (IMF::UINT, // type
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(char *) &pi2[y - dwy][-dwx], // base
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sizeof (pi2[0][0]), // xStride
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0) // yStride
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);
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fb.insert ("H", // name
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Slice (IMF::HALF, // type
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(char *) &ph2[y - dwy][-dwx], // base
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sizeof (ph2[0][0]), // xStride
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0) // yStride
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);
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fb.insert ("F", // name
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Slice (IMF::FLOAT, // type
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(char *) &pf2[y - dwy][-dwx], // base
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sizeof (pf2[0][0]), // xStride
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0) // yStride
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);
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in.setFrameBuffer (fb);
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in.readPixels (y);
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}
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cout << " comparing" << flush;
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assert (in.header().displayWindow() == hdr.displayWindow());
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assert (in.header().dataWindow() == hdr.dataWindow());
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assert (in.header().pixelAspectRatio() == hdr.pixelAspectRatio());
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assert (in.header().screenWindowCenter() == hdr.screenWindowCenter());
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assert (in.header().screenWindowWidth() == hdr.screenWindowWidth());
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assert (in.header().lineOrder() == hdr.lineOrder());
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assert (in.header().compression() == hdr.compression());
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ChannelList::ConstIterator hi = hdr.channels().begin();
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ChannelList::ConstIterator ii = in.header().channels().begin();
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while (hi != hdr.channels().end())
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{
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assert (!strcmp (hi.name(), ii.name()));
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assert (hi.channel().type == ii.channel().type);
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assert (hi.channel().xSampling == ii.channel().xSampling);
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assert (hi.channel().ySampling == ii.channel().ySampling);
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++hi;
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++ii;
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}
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assert (ii == in.header().channels().end());
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for (int y = 0; y < h; ++y)
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{
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for (int x = 0; x < w; ++x)
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{
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assert (pi1[y][x] == pi2[y][x]);
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assert (ph1[y][x] == ph2[y][x]);
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assert (pf1[y][x] == pf2[y][x]);
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}
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}
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}
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remove (fileName);
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cout << endl;
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}
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void
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writeRead (const std::string &tempDir,
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const Array2D<unsigned int> &pi,
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const Array2D<half> &ph,
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const Array2D<float> &pf,
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int W,
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int H,
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LineOrder lorder,
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Compression comp,
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LevelRoundingMode rmode,
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int dx, int dy,
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int xSize, int ySize)
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{
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std::string filename = tempDir + "imf_test_scanline_api.exr";
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writeRead (pi, ph, pf, filename.c_str(), lorder, W, H,
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xSize, ySize, dx, dy, comp, ONE_LEVEL, rmode);
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writeRead (pi, ph, pf, filename.c_str(), lorder, W, H,
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xSize, ySize, dx, dy, comp, MIPMAP_LEVELS, rmode);
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writeRead (pi, ph, pf, filename.c_str(), lorder, W, H,
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xSize, ySize, dx, dy, comp, RIPMAP_LEVELS, rmode);
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}
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} // namespace
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void
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testScanLineApi (const std::string &tempDir)
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{
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try
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{
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cout << "Testing the scanline API for tiled files" << endl;
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const int W = 48;
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const int H = 81;
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const int DX = -17;
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const int DY = -29;
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|
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Array2D<unsigned int> pi (H, W);
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Array2D<half> ph (H, W);
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Array2D<float> pf (H, W);
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fillPixels (pi, ph, pf, W, H);
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|
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int maxThreads = ILMTHREAD_NAMESPACE::supportsThreads()? 3: 0;
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|
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for (int n = 0; n <= maxThreads; ++n)
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{
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if (ILMTHREAD_NAMESPACE::supportsThreads())
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{
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setGlobalThreadCount (n);
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cout << "\nnumber of threads: " << globalThreadCount() << endl;
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|
}
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|
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for (int lorder = 0; lorder < NUM_LINEORDERS; ++lorder)
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|
{
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for (int rmode = 0; rmode < NUM_ROUNDINGMODES; ++rmode)
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|
{
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|
writeRead (tempDir, pi, ph, pf, W, H,
|
|
LineOrder (lorder),
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|
ZIP_COMPRESSION,
|
|
LevelRoundingMode (rmode),
|
|
0, 0, 1, 1);
|
|
|
|
writeRead (tempDir, pi, ph, pf, W, H,
|
|
LineOrder (lorder),
|
|
ZIP_COMPRESSION,
|
|
LevelRoundingMode (rmode),
|
|
DX, DY, 1, 1);
|
|
|
|
writeRead (tempDir, pi, ph, pf, W, H,
|
|
LineOrder (lorder),
|
|
ZIP_COMPRESSION,
|
|
LevelRoundingMode (rmode),
|
|
0, 0, 24, 26);
|
|
|
|
writeRead (tempDir, pi, ph, pf, W, H,
|
|
LineOrder (lorder),
|
|
ZIP_COMPRESSION,
|
|
LevelRoundingMode (rmode),
|
|
DX, DY, 24, 26);
|
|
|
|
writeRead (tempDir, pi, ph, pf, W, H,
|
|
LineOrder (lorder),
|
|
ZIP_COMPRESSION,
|
|
LevelRoundingMode (rmode),
|
|
0, 0, 48, 81);
|
|
|
|
writeRead (tempDir, pi, ph, pf, W, H,
|
|
LineOrder (lorder),
|
|
ZIP_COMPRESSION,
|
|
LevelRoundingMode (rmode),
|
|
DX, DY, 48, 81);
|
|
|
|
writeRead (tempDir, pi, ph, pf, W, H,
|
|
LineOrder (lorder),
|
|
ZIP_COMPRESSION,
|
|
LevelRoundingMode (rmode),
|
|
0, 0, 128, 96);
|
|
|
|
writeRead (tempDir, pi, ph, pf, W, H,
|
|
LineOrder (lorder),
|
|
ZIP_COMPRESSION,
|
|
LevelRoundingMode (rmode),
|
|
DX, DY, 128, 96);
|
|
}
|
|
}
|
|
}
|
|
|
|
cout << "ok\n" << endl;
|
|
}
|
|
catch (const std::exception &e)
|
|
{
|
|
cerr << "ERROR -- caught exception: " << e.what() << endl;
|
|
assert (false);
|
|
}
|
|
}
|