mirror of https://github.com/etlegacy/EasyGen.git
918 lines
24 KiB
C++
918 lines
24 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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#include "compareB44.h"
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#include <ImfTiledRgbaFile.h>
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#include <ImfTiledOutputFile.h>
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#include <ImfChannelList.h>
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#include <ImfFrameBuffer.h>
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#include <ImfArray.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 "tmpDir.h"
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using namespace OPENEXR_IMF_NAMESPACE;
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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<Rgba> &pixels, int w, int h)
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{
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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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Rgba &p = pixels[y][x];
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p.r = 0.5 + 0.5 * sin (0.1 * x + 0.1 * y);
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p.g = 0.5 + 0.5 * sin (0.1 * x + 0.2 * y);
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p.b = 0.5 + 0.5 * sin (0.1 * x + 0.3 * y);
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p.a = (p.r + p.b + p.g) / 3.0;
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}
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}
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}
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void
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writeReadRGBAONE (const char fileName[],
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int width,
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int height,
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RgbaChannels channels,
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Compression comp,
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int xSize, int ySize)
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{
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cout << "levelMode 0" <<
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", compression " << comp <<
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", tileSize " << xSize << "x" << ySize << endl;
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Header header (width, height);
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header.lineOrder() = INCREASING_Y;
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header.compression() = comp;
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Array2D<Rgba> p1 (height, width);
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{
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cout << " writing" << flush;
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remove (fileName);
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TiledRgbaOutputFile out (fileName, header, channels,
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xSize, ySize, ONE_LEVEL);
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fillPixels (p1, width, height);
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out.setFrameBuffer (&p1[0][0], 1, width);
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out.writeTiles (0, out.numXTiles() - 1, 0, out.numYTiles() - 1);
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}
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{
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cout << " reading" << flush;
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TiledRgbaInputFile in (fileName);
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const Box2i &dw = in.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<Rgba> p2 (h, w);
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in.setFrameBuffer (&p2[-dwy][-dwx], 1, w);
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in.readTiles (0, in.numXTiles() - 1, 0, in.numYTiles() - 1);
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cout << " comparing" << endl << flush;
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assert (in.displayWindow() == header.displayWindow());
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assert (in.dataWindow() == header.dataWindow());
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assert (in.pixelAspectRatio() == header.pixelAspectRatio());
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assert (in.screenWindowCenter() == header.screenWindowCenter());
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assert (in.screenWindowWidth() == header.screenWindowWidth());
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assert (in.lineOrder() == header.lineOrder());
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assert (in.compression() == header.compression());
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assert (in.channels() == channels);
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if (comp == B44_COMPRESSION || comp == B44A_COMPRESSION)
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{
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for (int y = 0; y < h; y += ySize)
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{
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for (int x = 0; x < w; x += xSize)
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{
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int nx = min (w - x, xSize);
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int ny = min (h - y, ySize);
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Array2D<Rgba> p3 (ny, nx);
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Array2D<Rgba> p4 (ny, nx);
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for (int y1 = 0; y1 < ny; ++y1)
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{
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for (int x1 = 0; x1 < nx; ++x1)
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{
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p3[y1][x1] = p1[y + y1][x + x1];
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p4[y1][x1] = p2[y + y1][x + x1];
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}
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}
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compareB44 (nx, ny, p3, p4, channels);
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}
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}
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}
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else
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{
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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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if (channels & WRITE_R)
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assert (p2[y][x].r == p1[y][x].r);
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else
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assert (p2[y][x].r == 0);
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if (channels & WRITE_G)
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assert (p2[y][x].g == p1[y][x].g);
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else
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assert (p2[y][x].g == 0);
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if (channels & WRITE_B)
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assert (p2[y][x].b == p1[y][x].b);
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else
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assert (p2[y][x].b == 0);
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if (channels & WRITE_A)
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assert (p2[y][x].a == p1[y][x].a);
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else
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assert (p2[y][x].a == 1);
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}
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}
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}
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}
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remove (fileName);
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}
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void
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writeReadRGBAMIP (const char fileName[],
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int width,
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int height,
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RgbaChannels channels,
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Compression comp,
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int xSize, int ySize)
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{
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cout << "levelMode 1" <<
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", compression " << comp <<
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", tileSize " << xSize << "x" << ySize << endl;
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Header header (width, height);
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header.lineOrder() = INCREASING_Y;
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header.compression() = comp;
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Array < Array2D<Rgba> > levels;
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{
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cout << " writing" << flush;
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remove (fileName);
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TiledRgbaOutputFile out (fileName, header, channels,
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xSize, ySize, MIPMAP_LEVELS, ROUND_DOWN);
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int numLevels = out.numLevels();
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levels.resizeErase (numLevels);
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for (int level = 0; level < out.numLevels(); ++level)
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{
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int levelWidth = out.levelWidth(level);
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int levelHeight = out.levelHeight(level);
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levels[level].resizeErase(levelHeight, levelWidth);
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fillPixels (levels[level], levelWidth, levelHeight);
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out.setFrameBuffer (&(levels[level])[0][0], 1, levelWidth);
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out.writeTiles (0, out.numXTiles(level) - 1,
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0, out.numYTiles(level) - 1, level);
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}
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}
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{
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cout << " reading" << flush;
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TiledRgbaInputFile in (fileName);
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const Box2i &dw = in.dataWindow();
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int dwx = dw.min.x;
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int dwy = dw.min.y;
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int numLevels = in.numLevels();
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Array < Array2D<Rgba> > levels2 (numLevels);
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for (int level = 0; level < numLevels; ++level)
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{
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int levelWidth = in.levelWidth(level);
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int levelHeight = in.levelHeight(level);
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levels2[level].resizeErase(levelHeight, levelWidth);
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in.setFrameBuffer (&(levels2[level])[-dwy][-dwx], 1, levelWidth);
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in.readTiles (0, in.numXTiles(level) - 1,
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0, in.numYTiles(level) - 1, level);
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}
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cout << " comparing" << endl << flush;
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assert (in.displayWindow() == header.displayWindow());
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assert (in.dataWindow() == header.dataWindow());
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assert (in.pixelAspectRatio() == header.pixelAspectRatio());
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assert (in.screenWindowCenter() == header.screenWindowCenter());
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assert (in.screenWindowWidth() == header.screenWindowWidth());
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assert (in.lineOrder() == header.lineOrder());
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assert (in.compression() == header.compression());
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assert (in.channels() == channels);
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for (int l = 0; l < numLevels; ++l)
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{
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for (int y = 0; y < in.levelHeight(l); ++y)
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{
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for (int x = 0; x < in.levelWidth(l); ++x)
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{
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if (channels & WRITE_R)
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assert ((levels2[l])[y][x].r == (levels[l])[y][x].r);
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else
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assert ((levels2[l])[y][x].r == 0);
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if (channels & WRITE_G)
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assert ((levels2[l])[y][x].g == (levels[l])[y][x].g);
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else
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assert ((levels2[l])[y][x].g == 0);
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if (channels & WRITE_B)
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assert ((levels2[l])[y][x].b == (levels[l])[y][x].b);
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else
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assert ((levels2[l])[y][x].b == 0);
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if (channels & WRITE_A)
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assert ((levels2[l])[y][x].a == (levels[l])[y][x].a);
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else
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assert ((levels2[l])[y][x].a == 1);
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}
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}
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}
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}
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remove (fileName);
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}
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void
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writeReadRGBARIP (const char fileName[],
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int width,
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int height,
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RgbaChannels channels,
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Compression comp,
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int xSize, int ySize)
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{
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cout << "levelMode 2" <<
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", compression " << comp <<
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", tileSize " << xSize << "x" << ySize << endl;
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Header header (width, height);
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header.lineOrder() = INCREASING_Y;
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header.compression() = comp;
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Array2D < Array2D<Rgba> > levels;
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{
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cout << " writing" << flush;
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remove (fileName);
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TiledRgbaOutputFile out (fileName, header, channels,
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xSize, ySize, RIPMAP_LEVELS, ROUND_UP);
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levels.resizeErase (out.numYLevels(), out.numXLevels());
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for (int ylevel = 0; ylevel < out.numYLevels(); ++ylevel)
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{
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for (int xlevel = 0; xlevel < out.numXLevels(); ++xlevel)
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{
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int levelWidth = out.levelWidth(xlevel);
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int levelHeight = out.levelHeight(ylevel);
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levels[ylevel][xlevel].resizeErase(levelHeight, levelWidth);
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fillPixels (levels[ylevel][xlevel], levelWidth, levelHeight);
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out.setFrameBuffer (&(levels[ylevel][xlevel])[0][0], 1,
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levelWidth);
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out.writeTiles (0, out.numXTiles(xlevel) - 1,
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0, out.numYTiles(ylevel) - 1, xlevel, ylevel);
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}
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}
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}
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{
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cout << " reading" << flush;
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TiledRgbaInputFile in (fileName);
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const Box2i &dw = in.dataWindow();
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int dwx = dw.min.x;
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int dwy = dw.min.y;
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int numXLevels = in.numXLevels();
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int numYLevels = in.numYLevels();
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Array2D < Array2D<Rgba> > levels2 (numYLevels, numXLevels);
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for (int ylevel = 0; ylevel < numYLevels; ++ylevel)
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{
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for (int xlevel = 0; xlevel < numXLevels; ++xlevel)
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{
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int levelWidth = in.levelWidth(xlevel);
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int levelHeight = in.levelHeight(ylevel);
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levels2[ylevel][xlevel].resizeErase(levelHeight, levelWidth);
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in.setFrameBuffer (&(levels2[ylevel][xlevel])[-dwy][-dwx], 1,
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levelWidth);
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in.readTiles (0, in.numXTiles(xlevel) - 1,
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0, in.numYTiles(ylevel) - 1, xlevel, ylevel);
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}
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}
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cout << " comparing" << endl << flush;
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assert (in.displayWindow() == header.displayWindow());
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assert (in.dataWindow() == header.dataWindow());
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assert (in.pixelAspectRatio() == header.pixelAspectRatio());
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assert (in.screenWindowCenter() == header.screenWindowCenter());
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assert (in.screenWindowWidth() == header.screenWindowWidth());
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assert (in.lineOrder() == header.lineOrder());
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assert (in.compression() == header.compression());
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assert (in.channels() == channels);
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for (int ly = 0; ly < numYLevels; ++ly)
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{
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for (int lx = 0; lx < numXLevels; ++lx)
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{
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for (int y = 0; y < in.levelHeight(ly); ++y)
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{
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for (int x = 0; x < in.levelWidth(lx); ++x)
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{
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if (channels & WRITE_R)
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assert ((levels2[ly][lx])[y][x].r ==
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(levels[ly][lx])[y][x].r);
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else
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assert ((levels2[ly][lx])[y][x].r == 0);
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if (channels & WRITE_G)
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assert ((levels2[ly][lx])[y][x].g ==
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(levels[ly][lx])[y][x].g);
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else
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assert ((levels2[ly][lx])[y][x].g == 0);
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if (channels & WRITE_B)
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assert ((levels2[ly][lx])[y][x].b ==
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(levels[ly][lx])[y][x].b);
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else
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assert ((levels2[ly][lx])[y][x].b == 0);
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if (channels & WRITE_A)
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assert ((levels2[ly][lx])[y][x].a ==
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(levels[ly][lx])[y][x].a);
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else
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assert ((levels2[ly][lx])[y][x].a == 1);
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}
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}
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}
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}
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}
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remove (fileName);
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}
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void
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writeRead (int W, int H, Compression comp, int xSize, int ySize)
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{
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const char *filename = IMF_TMP_DIR "imf_test_tiled_rgba.exr";
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writeReadRGBAONE (filename, W, H, WRITE_RGBA, comp, xSize, ySize);
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if (comp != B44_COMPRESSION && comp != B44A_COMPRESSION)
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{
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//
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// Skip mipmaps and ripmaps with B44 compression; writing an
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// image with a single resolution level, above, should be enough
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// to verify that B44 compression works with tiled files.
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//
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writeReadRGBAMIP (filename, W, H, WRITE_RGBA, comp, xSize, ySize);
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writeReadRGBARIP (filename, W, H, WRITE_RGBA, comp, xSize, ySize);
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}
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}
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void
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writeReadIncomplete ()
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{
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cout << "\nfile with missing and broken tiles" << endl;
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const char *fileName = IMF_TMP_DIR "imf_test_tiled_incomplete.exr";
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//
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// Write a file where every other tile is missing or broken.
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// Then try read the file and verify that all existing good
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// tiles can actually be read.
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//
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const int width = 400;
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const int height = 300;
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const int tileXSize = 30;
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const int tileYSize = 40;
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Array2D<Rgba> p1 (height, width);
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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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p1[y][x] = Rgba (x % 5, x % 17, y % 23, y % 29);
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{
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cout << "writing" << endl;
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remove (fileName);
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Header header (width, height);
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header.lineOrder() = RANDOM_Y;
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TiledRgbaOutputFile out (fileName, header, WRITE_RGBA,
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tileXSize, tileYSize, ONE_LEVEL);
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out.setFrameBuffer (&p1[0][0], 1, width);
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out.writeTile (0, 0);
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for (int tileY = 0; tileY < out.numYTiles(); ++tileY)
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for (int tileX = 0; tileX < out.numXTiles(); ++tileX)
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if ((tileX + tileY) & 1)
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out.writeTile (tileX, tileY);
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out.writeTile (2, 0);
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out.breakTile (0, 0, 0, 0, 25, 10, 0xff); // destroy tiles
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out.breakTile (2, 0, 0, 0, 25, 10, 0xff); // (0,0) and (2,0)
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}
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{
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Array2D<Rgba> p2 (height, width);
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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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p2[y][x] = Rgba (-1, -1, -1, -1);
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cout << "reading one tile at a time," << flush;
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TiledRgbaInputFile in (fileName);
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const Box2i &dw = in.dataWindow();
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assert (dw.max.x - dw.min.x + 1 == width);
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assert (dw.max.y - dw.min.y + 1 == height);
|
|
assert (dw.min.x == 0);
|
|
assert (dw.min.y == 0);
|
|
|
|
in.setFrameBuffer (&p2[0][0], 1, width);
|
|
|
|
for (int tileY = 0; tileY < in.numYTiles(); ++tileY)
|
|
{
|
|
for (int tileX = 0; tileX < in.numXTiles(); ++tileX)
|
|
{
|
|
bool tilePresent = true;
|
|
bool tileBroken = false;
|
|
|
|
try
|
|
{
|
|
in.readTile (tileX, tileY);
|
|
}
|
|
catch (const IEX_NAMESPACE::InputExc &)
|
|
{
|
|
tilePresent = false; // tile is missing
|
|
}
|
|
catch (const IEX_NAMESPACE::IoExc &)
|
|
{
|
|
tileBroken = true; // tile cannot be decoded
|
|
}
|
|
|
|
assert (tileBroken || (tilePresent == ((tileX + tileY) & 1)));
|
|
}
|
|
}
|
|
|
|
cout << " comparing" << endl << flush;
|
|
|
|
for (int y = 0; y < height; ++y)
|
|
{
|
|
int tileY = y / tileYSize;
|
|
|
|
for (int x = 0; x < width; ++x)
|
|
{
|
|
int tileX = x / tileXSize;
|
|
|
|
const Rgba &s = p1[y][x];
|
|
const Rgba &t = p2[y][x];
|
|
|
|
if ((tileX + tileY) & 1)
|
|
{
|
|
assert (t.r == s.r &&
|
|
t.g == s.g &&
|
|
t.b == s.b &&
|
|
t.a == s.a);
|
|
}
|
|
else
|
|
{
|
|
assert (t.r == -1 &&
|
|
t.g == -1 &&
|
|
t.b == -1 &&
|
|
t.a == -1);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
Array2D<Rgba> p2 (height, width);
|
|
|
|
for (int y = 0; y < height; ++y)
|
|
for (int x = 0; x < width; ++x)
|
|
p2[y][x] = Rgba (-1, -1, -1, -1);
|
|
|
|
cout << "reading multiple tiles at a time," << flush;
|
|
|
|
TiledRgbaInputFile in (fileName);
|
|
const Box2i &dw = in.dataWindow();
|
|
|
|
assert (dw.max.x - dw.min.x + 1 == width);
|
|
assert (dw.max.y - dw.min.y + 1 == height);
|
|
assert (dw.min.x == 0);
|
|
assert (dw.min.y == 0);
|
|
|
|
in.setFrameBuffer (&p2[0][0], 1, width);
|
|
|
|
for (int tileY = 0; tileY < in.numYTiles(); ++tileY)
|
|
{
|
|
bool tilesMissing = false;
|
|
bool tilesBroken = false;
|
|
|
|
try
|
|
{
|
|
in.readTiles (0, in.numXTiles() - 1, tileY, tileY);
|
|
}
|
|
catch (const IEX_NAMESPACE::InputExc &)
|
|
{
|
|
tilesMissing = true;
|
|
}
|
|
catch (const IEX_NAMESPACE::IoExc &)
|
|
{
|
|
tilesBroken = true;
|
|
}
|
|
|
|
assert (tilesMissing || tilesBroken);
|
|
}
|
|
|
|
cout << " comparing" << endl << flush;
|
|
|
|
for (int y = 0; y < height; ++y)
|
|
{
|
|
for (int x = 0; x < width; ++x)
|
|
{
|
|
const Rgba &s = p1[y][x];
|
|
const Rgba &t = p2[y][x];
|
|
|
|
assert ((t.r == -1 && t.g == -1 && t.b == -1 && t.a == -1) ||
|
|
(t.r == s.r && t.g == s.g && t.b == s.b && t.a == s.a));
|
|
}
|
|
}
|
|
}
|
|
|
|
remove (fileName);
|
|
}
|
|
|
|
|
|
void
|
|
writeReadLayers()
|
|
{
|
|
cout << "\nreading multi-layer file" << endl;
|
|
|
|
const char *fileName = IMF_TMP_DIR "imf_test_tiled_multi_layer_rgba.exr";
|
|
|
|
const int W = 237;
|
|
const int H = 119;
|
|
|
|
Array2D<half> p1 (H, W);
|
|
Array2D<half> p2 (H, W);
|
|
|
|
for (int y = 0; y < H; ++y)
|
|
{
|
|
for (int x = 0; x < W; ++x)
|
|
{
|
|
p1[y][x] = half (y % 23 + x % 17);
|
|
p2[y][x] = half (y % 29 + x % 19);
|
|
}
|
|
}
|
|
|
|
{
|
|
Header hdr (W, H);
|
|
hdr.setTileDescription (TileDescription());
|
|
hdr.channels().insert ("R", Channel (HALF));
|
|
hdr.channels().insert ("foo.R", Channel (HALF));
|
|
|
|
FrameBuffer fb;
|
|
|
|
fb.insert ("R",
|
|
Slice (HALF, // type
|
|
(char *) &p1[0][0], // base
|
|
sizeof (half), // xStride
|
|
sizeof (half) * W)); // yStride
|
|
|
|
fb.insert ("foo.R",
|
|
Slice (HALF, // type
|
|
(char *) &p2[0][0], // base
|
|
sizeof (half), // xStride
|
|
sizeof (half) * W)); // yStride
|
|
|
|
TiledOutputFile out (fileName, hdr);
|
|
out.setFrameBuffer (fb);
|
|
out.writeTiles (0, out.numXTiles() - 1, 0, out.numYTiles() - 1);
|
|
}
|
|
|
|
{
|
|
TiledRgbaInputFile in (fileName, "");
|
|
|
|
Array2D<Rgba> p3 (H, W);
|
|
in.setFrameBuffer (&p3[0][0], 1, W);
|
|
in.readTiles (0, in.numXTiles() - 1, 0, in.numYTiles() - 1);
|
|
|
|
for (int y = 0; y < H; ++y)
|
|
{
|
|
for (int x = 0; x < W; ++x)
|
|
{
|
|
assert (p3[y][x].r == p1[y][x]);
|
|
assert (p3[y][x].g == 0);
|
|
assert (p3[y][x].b == 0);
|
|
assert (p3[y][x].a == 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
TiledRgbaInputFile in (fileName, "foo");
|
|
|
|
Array2D<Rgba> p3 (H, W);
|
|
in.setFrameBuffer (&p3[0][0], 1, W);
|
|
in.readTiles (0, in.numXTiles() - 1, 0, in.numYTiles() - 1);
|
|
|
|
for (int y = 0; y < H; ++y)
|
|
{
|
|
for (int x = 0; x < W; ++x)
|
|
{
|
|
assert (p3[y][x].r == p2[y][x]);
|
|
assert (p3[y][x].g == 0);
|
|
assert (p3[y][x].b == 0);
|
|
assert (p3[y][x].a == 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
TiledRgbaInputFile in (fileName, "");
|
|
|
|
Array2D<Rgba> p3 (H, W);
|
|
|
|
in.setFrameBuffer (&p3[0][0], 1, W);
|
|
|
|
in.readTiles (0, in.numXTiles() - 1,
|
|
0, in.numYTiles() / 2 - 1);
|
|
|
|
in.setLayerName ("foo");
|
|
|
|
in.setFrameBuffer (&p3[0][0], 1, W);
|
|
|
|
in.readTiles (0, in.numXTiles() - 1,
|
|
in.numYTiles() / 2, in.numYTiles() - 1);
|
|
|
|
for (int y = 0; y < H; ++y)
|
|
{
|
|
for (int x = 0; x < W; ++x)
|
|
{
|
|
if (y < in.numYTiles() / 2 * in.tileYSize())
|
|
assert (p3[y][x].r == p1[y][x]);
|
|
else
|
|
assert (p3[y][x].r == p2[y][x]);
|
|
|
|
assert (p3[y][x].g == 0);
|
|
assert (p3[y][x].b == 0);
|
|
assert (p3[y][x].a == 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
Header hdr (W, H);
|
|
hdr.setTileDescription (TileDescription());
|
|
hdr.channels().insert ("Y", Channel (HALF));
|
|
hdr.channels().insert ("foo.Y", Channel (HALF));
|
|
|
|
FrameBuffer fb;
|
|
|
|
fb.insert ("Y",
|
|
Slice (HALF, // type
|
|
(char *) &p1[0][0], // base
|
|
sizeof (half), // xStride
|
|
sizeof (half) * W)); // yStride
|
|
|
|
fb.insert ("foo.Y",
|
|
Slice (HALF, // type
|
|
(char *) &p2[0][0], // base
|
|
sizeof (half), // xStride
|
|
sizeof (half) * W)); // yStride
|
|
|
|
TiledOutputFile out (fileName, hdr);
|
|
out.setFrameBuffer (fb);
|
|
out.writeTiles (0, out.numXTiles() - 1, 0, out.numYTiles() - 1);
|
|
}
|
|
|
|
{
|
|
TiledRgbaInputFile in (fileName, "");
|
|
|
|
Array2D<Rgba> p3 (H, W);
|
|
in.setFrameBuffer (&p3[0][0], 1, W);
|
|
in.readTiles (0, in.numXTiles() - 1, 0, in.numYTiles() - 1);
|
|
|
|
for (int y = 0; y < H; ++y)
|
|
{
|
|
for (int x = 0; x < W; ++x)
|
|
{
|
|
assert (p3[y][x].r == p1[y][x]);
|
|
assert (p3[y][x].g == p1[y][x]);
|
|
assert (p3[y][x].b == p1[y][x]);
|
|
assert (p3[y][x].a == 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
TiledRgbaInputFile in (fileName, "foo");
|
|
|
|
Array2D<Rgba> p3 (H, W);
|
|
in.setFrameBuffer (&p3[0][0], 1, W);
|
|
in.readTiles (0, in.numXTiles() - 1, 0, in.numYTiles() - 1);
|
|
|
|
for (int y = 0; y < H; ++y)
|
|
{
|
|
for (int x = 0; x < W; ++x)
|
|
{
|
|
assert (p3[y][x].r == p2[y][x]);
|
|
assert (p3[y][x].g == p2[y][x]);
|
|
assert (p3[y][x].b == p2[y][x]);
|
|
assert (p3[y][x].a == 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
TiledRgbaInputFile in (fileName, "");
|
|
|
|
Array2D<Rgba> p3 (H, W);
|
|
|
|
in.setFrameBuffer (&p3[0][0], 1, W);
|
|
|
|
in.readTiles (0, in.numXTiles() - 1,
|
|
0, in.numYTiles() / 2 - 1);
|
|
|
|
in.setLayerName ("foo");
|
|
|
|
in.setFrameBuffer (&p3[0][0], 1, W);
|
|
|
|
in.readTiles (0, in.numXTiles() - 1,
|
|
in.numYTiles() / 2, in.numYTiles() - 1);
|
|
|
|
for (int y = 0; y < H; ++y)
|
|
{
|
|
for (int x = 0; x < W; ++x)
|
|
{
|
|
if (y < in.numYTiles() / 2 * in.tileYSize())
|
|
{
|
|
assert (p3[y][x].r == p1[y][x]);
|
|
assert (p3[y][x].g == p1[y][x]);
|
|
assert (p3[y][x].b == p1[y][x]);
|
|
}
|
|
else
|
|
{
|
|
assert (p3[y][x].r == p2[y][x]);
|
|
assert (p3[y][x].g == p2[y][x]);
|
|
assert (p3[y][x].b == p2[y][x]);
|
|
}
|
|
|
|
assert (p3[y][x].a == 1);
|
|
}
|
|
}
|
|
}
|
|
|
|
remove (fileName);
|
|
}
|
|
|
|
} // namespace
|
|
|
|
|
|
void
|
|
testTiledRgba ()
|
|
{
|
|
try
|
|
{
|
|
cout << "Testing the tiled RGBA image interface" << endl;
|
|
|
|
int maxThreads = ILMTHREAD_NAMESPACE::supportsThreads()? 3: 0;
|
|
|
|
for (int n = 0; n <= maxThreads; ++n)
|
|
{
|
|
if (ILMTHREAD_NAMESPACE::supportsThreads())
|
|
{
|
|
setGlobalThreadCount (n);
|
|
cout << "\nnumber of threads: " << globalThreadCount() << endl;
|
|
}
|
|
|
|
const int W[] = { 9, 69, 75, 80 };
|
|
const int H[] = { 7, 50, 52, 55 };
|
|
|
|
for (int i = 0; i < 4; ++i)
|
|
{
|
|
cout << "\nImage size = " << W[i] << " x " << H[i] << endl;
|
|
|
|
for (int comp = 0; comp < NUM_COMPRESSION_METHODS; ++comp)
|
|
{
|
|
//
|
|
// for tiled files, ZIPS and ZIP are the same thing
|
|
//
|
|
|
|
if (comp == ZIP_COMPRESSION)
|
|
comp++;
|
|
|
|
if (i == 0)
|
|
{
|
|
//
|
|
// for single-pixel tiles, we don't gain anything
|
|
// by testing multiple image sizes (and singe-pixel
|
|
// tiles are rather slow anyway)
|
|
//
|
|
|
|
writeRead (W[i], H[i], Compression (comp), 1, 1);
|
|
}
|
|
|
|
writeRead (W[i], H[i], Compression (comp), 35, 26);
|
|
writeRead (W[i], H[i], Compression (comp), 75, 52);
|
|
writeRead (W[i], H[i], Compression (comp), 264, 129);
|
|
}
|
|
}
|
|
|
|
writeReadIncomplete();
|
|
}
|
|
|
|
writeReadLayers();
|
|
|
|
cout << "ok\n" << endl;
|
|
}
|
|
catch (const std::exception &e)
|
|
{
|
|
cerr << "ERROR -- caught exception: " << e.what() << endl;
|
|
assert (false);
|
|
}
|
|
}
|