525 lines
18 KiB
C++
525 lines
18 KiB
C++
///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2013, Industrial Light & Magic, a division of Lucas
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// Digital Ltd. LLC and Weta Digital Ltd
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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 "fuzzFile.h"
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#include <ImfDeepTiledOutputFile.h>
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#include <ImfDeepTiledInputFile.h>
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#include <ImfDeepFrameBuffer.h>
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#include <ImfPartType.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 <Iex.h>
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#include <iostream>
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#include <cassert>
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#include <stdio.h>
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#include <vector>
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#include <sstream>
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#include "tmpDir.h"
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// Handle the case when the custom namespace is not exposed
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#include <ImfNamespace.h>
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#include <ImfChannelList.h>
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#include <ImfMultiPartInputFile.h>
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#include <ImfMultiPartOutputFile.h>
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#include <ImfDeepTiledOutputPart.h>
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#include <ImfDeepTiledInputPart.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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{
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const int width = 127;
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const int height = 46;
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const int minX = 10;
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const int minY = 11;
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const Box2i dataWindow(V2i(minX, minY), V2i(minX + width - 1, minY + height - 1));
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const Box2i displayWindow(V2i(0, 0), V2i(minX + width * 2, minY + height * 2));
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Array2D< Array2D<unsigned int> > sampleCountWhole;
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Header header;
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void generateRandomFile(const char filename[], int channelCount, int parts , Compression compression)
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{
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vector<Header> headers(parts);
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cout << "generating " << flush;
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headers[0] = Header(displayWindow, dataWindow,
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1,
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IMATH_NAMESPACE::V2f (0, 0),
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1,
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INCREASING_Y,
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compression
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);
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cout << "compression " << compression << " " << flush;
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for (int i = 0; i < channelCount; i++)
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{
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ostringstream ss;
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ss << i;
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string str = ss.str();
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headers[0].channels().insert(str, Channel(IMF::FLOAT));
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}
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headers[0].setType(DEEPTILE);
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headers[0].setTileDescription( TileDescription(rand() % width + 1, rand() % height + 1, RIPMAP_LEVELS));
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headers[0].setName("bob");
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for(int p=1;p<parts;p++)
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{
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headers[p]=headers[0];
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ostringstream s;
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s << p;
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headers[p].setName(s.str());
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}
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Array<Array2D< void* > > data(channelCount);
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for (int i = 0; i < channelCount; i++)
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{
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data[i].resizeErase(height, width);
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}
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Array2D<unsigned int> sampleCount;
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sampleCount.resizeErase(height, width);
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remove (filename);
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MultiPartOutputFile file(filename, &headers[0], parts);
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DeepTiledOutputPart part(file,0);
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cout << "tileSizeX " << part.tileXSize() << " tileSizeY " << part.tileYSize() << " ";
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sampleCountWhole.resizeErase(part.numYLevels(), part.numXLevels());
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for (int i = 0; i < sampleCountWhole.height(); i++)
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{
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for (int j = 0; j < sampleCountWhole.width(); j++)
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{
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sampleCountWhole[i][j].resizeErase(height, width);
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}
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}
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DeepFrameBuffer frameBuffer;
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int memOffset = dataWindow.min.x + dataWindow.min.y * width;
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frameBuffer.insertSampleCountSlice (Slice (IMF::UINT,
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(char *) (&sampleCount[0][0] - memOffset),
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sizeof (unsigned int) * 1,
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sizeof (unsigned int) * width) );
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for (int i = 0; i < channelCount; i++)
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{
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stringstream ss;
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ss << i;
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string str = ss.str();
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int sampleSize = sizeof (float);
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int pointerSize = sizeof (char *);
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frameBuffer.insert (str,
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DeepSlice (IMF::FLOAT,
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(char *) (&data[i][0][0] - memOffset),
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pointerSize * 1,
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pointerSize * width,
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sampleSize));
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}
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for(int part=0;part<parts;part++)
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{
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DeepTiledOutputPart p(file,part);
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p.setFrameBuffer(frameBuffer);
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cout << "writing " << flush;
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for (int ly = 0; ly < p.numYLevels(); ly++)
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{
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for (int lx = 0; lx < p.numXLevels(); lx++)
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{
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Box2i dataWindowL = p.dataWindowForLevel(lx, ly);
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for (int j = 0; j < p.numYTiles(ly); j++)
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{
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for (int i = 0; i < p.numXTiles(lx); i++)
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{
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Box2i box = p.dataWindowForTile(i, j, lx, ly);
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for (int y = box.min.y; y <= box.max.y; y++)
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{
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for (int x = box.min.x; x <= box.max.x; x++)
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{
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int dwy = y - dataWindowL.min.y;
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int dwx = x - dataWindowL.min.x;
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sampleCount[dwy][dwx] = rand() % 5 + 1;
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sampleCountWhole[ly][lx][dwy][dwx] = sampleCount[dwy][dwx];
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for (int k = 0; k < channelCount; k++)
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{
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data[k][dwy][dwx] = new float[sampleCount[dwy][dwx]];
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for (int l = 0; l < sampleCount[dwy][dwx]; l++)
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{
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((float*)data[k][dwy][dwx])[l] = (dwy * width + dwx) % 2049;
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}
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}
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}
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}
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}
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}
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p.writeTiles(0, p.numXTiles(lx) - 1, 0, p.numYTiles(ly) - 1, lx, ly);
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for(int k=0;k<data.size();k++)
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{
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for(int y=0;y<data[k].height();y++)
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{
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for(int x=0;x<data[k].width();x++)
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{
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delete data[k][y][x];
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data[k][y][x]=0;
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}
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}
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}
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}// next level
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}//next level
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}//next part
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}
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void readFile(const char filename[])
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{
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try
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{
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DeepTiledInputFile file(filename, 8);
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const Header& fileHeader = file.header();
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Array2D<unsigned int> localSampleCount;
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Box2i dataWindow = fileHeader.dataWindow();
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int height = dataWindow.size().y+1;
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int width = dataWindow.size().x+1;
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localSampleCount.resizeErase(height, width);
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int channelCount=0;
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for(ChannelList::ConstIterator i=fileHeader.channels().begin();i!=fileHeader.channels().end();++i, channelCount++);
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Array<Array2D< void* > > data(channelCount);
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for (int i = 0; i < channelCount; i++)
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{
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data[i].resizeErase(height, width);
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}
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DeepFrameBuffer frameBuffer;
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int memOffset = dataWindow.min.x + dataWindow.min.y * width;
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frameBuffer.insertSampleCountSlice (Slice (IMF::UINT,
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(char *) (&localSampleCount[0][0] - memOffset),
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sizeof (unsigned int) * 1,
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sizeof (unsigned int) * width)
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);
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for (int i = 0; i < channelCount; i++)
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{
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stringstream ss;
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ss << i;
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string str = ss.str();
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int sampleSize = sizeof (float);
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int pointerSize = sizeof (char *);
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frameBuffer.insert (str,
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DeepSlice (IMF::FLOAT,
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(char *) (&data[i][0][0] - memOffset),
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pointerSize * 1,
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pointerSize * width,
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sampleSize) );
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}
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file.setFrameBuffer(frameBuffer);
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for (int ly = 0; ly < file.numYLevels(); ly++)
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{
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for (int lx = 0; lx < file.numXLevels(); lx++)
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{
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Box2i dataWindowL = file.dataWindowForLevel(lx, ly);
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file.readPixelSampleCounts(0, file.numXTiles(lx) - 1, 0, file.numYTiles(ly) - 1, lx, ly);
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for (int i = 0; i < file.numYTiles(ly); i++)
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{
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for (int j = 0; j < file.numXTiles(lx); j++)
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{
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Box2i box = file.dataWindowForTile(j, i, lx, ly);
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for (int y = box.min.y; y <= box.max.y; y++)
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for (int x = box.min.x; x <= box.max.x; x++)
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{
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int dwy = y - dataWindowL.min.y;
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int dwx = x - dataWindowL.min.x;
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for (int k = 0; k < channelCount; k++)
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{
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data[k][dwy][dwx] = new float[localSampleCount[dwy][dwx]];
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}
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}
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}
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}
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try{
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file.readTiles(0, file.numXTiles(lx) - 1, 0, file.numYTiles(ly) - 1, lx, ly);
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}catch(...)
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{
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// catch exceptions thrown by readTiles, clean up anyway
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}
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for (int i = 0; i < file.levelHeight(ly); i++)
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{
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for (int j = 0; j < file.levelWidth(lx); j++)
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{
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for (int k = 0; k < channelCount; k++)
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{
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delete[] (float*) data[k][i][j];
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}
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}
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}
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}
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}
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}catch(std::exception & e)
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{
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/* expect to get exceptions*/
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}
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// test multipart inputfile interface
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try
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{
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MultiPartInputFile file(filename, 8);
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for(int p=0;p<file.parts();p++)
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{
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DeepTiledInputPart part(file,p);
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const Header& fileHeader = part.header();
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Array2D<unsigned int> localSampleCount;
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Box2i dataWindow = fileHeader.dataWindow();
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int height = dataWindow.size().y+1;
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int width = dataWindow.size().x+1;
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localSampleCount.resizeErase(height, width);
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int channelCount=0;
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for(ChannelList::ConstIterator i=fileHeader.channels().begin();i!=fileHeader.channels().end();++i, channelCount++);
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Array<Array2D< void* > > data(channelCount);
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for (int i = 0; i < channelCount; i++)
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{
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data[i].resizeErase(height, width);
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}
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DeepFrameBuffer frameBuffer;
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int memOffset = dataWindow.min.x + dataWindow.min.y * width;
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frameBuffer.insertSampleCountSlice (Slice (IMF::UINT,
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(char *) (&localSampleCount[0][0] - memOffset),
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sizeof (unsigned int) * 1,
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sizeof (unsigned int) * width)
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);
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for (int i = 0; i < channelCount; i++)
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{
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stringstream ss;
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ss << i;
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string str = ss.str();
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int sampleSize = sizeof (float);
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int pointerSize = sizeof (char *);
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frameBuffer.insert (str,
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DeepSlice (IMF::FLOAT,
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(char *) (&data[i][0][0] - memOffset),
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pointerSize * 1,
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pointerSize * width,
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sampleSize) );
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}
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part.setFrameBuffer(frameBuffer);
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for (int ly = 0; ly < part.numYLevels(); ly++)
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{
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for (int lx = 0; lx < part.numXLevels(); lx++)
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{
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Box2i dataWindowL = part.dataWindowForLevel(lx, ly);
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part.readPixelSampleCounts(0, part.numXTiles(lx) - 1, 0, part.numYTiles(ly) - 1, lx, ly);
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for (int i = 0; i < part.numYTiles(ly); i++)
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{
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for (int j = 0; j < part.numXTiles(lx); j++)
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{
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Box2i box = part.dataWindowForTile(j, i, lx, ly);
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for (int y = box.min.y; y <= box.max.y; y++)
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for (int x = box.min.x; x <= box.max.x; x++)
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{
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int dwy = y - dataWindowL.min.y;
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int dwx = x - dataWindowL.min.x;
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for (int k = 0; k < channelCount; k++)
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{
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data[k][dwy][dwx] = new float[localSampleCount[dwy][dwx]];
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}
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}
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}
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}
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try{
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part.readTiles(0, part.numXTiles(lx) - 1, 0, part.numYTiles(ly) - 1, lx, ly);
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}catch(...)
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{
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}
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for (int i = 0; i < part.levelHeight(ly); i++)
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{
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for (int j = 0; j < part.levelWidth(lx); j++)
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{
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for (int k = 0; k < channelCount; k++)
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{
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delete[] (float*) data[k][i][j];
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}
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}
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}
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}
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}
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}
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}catch(std::exception & e)
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{
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/* expect to get exceptions*/
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}
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}
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void
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fuzzDeepTiles (int numThreads, Rand48 &random)
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{
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if (ILMTHREAD_NAMESPACE::supportsThreads())
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{
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setGlobalThreadCount (numThreads);
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cout << "\nnumber of threads: " << globalThreadCount() << endl;
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}
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Header::setMaxImageSize (10000, 10000);
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const char *goodFile = IMF_TMP_DIR "imf_test_deep_tile_file_fuzz_good.exr";
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const char *brokenFile = IMF_TMP_DIR "imf_test_deel_tile_file_fuzz_broken.exr";
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// read file if it already exists: allows re-testing reading of broken file
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readFile(brokenFile);
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for(int parts=1;parts<3;parts++)
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{
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for(int comp_method=0;comp_method<2;comp_method++)
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{
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generateRandomFile(goodFile,8,parts , comp_method==0 ? NO_COMPRESSION : ZIPS_COMPRESSION);
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fuzzFile (goodFile, brokenFile, readFile, 5000, 3000, random);
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}
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}
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remove (goodFile);
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remove (brokenFile);
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}
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} // namespace
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void
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testFuzzDeepTiles ()
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{
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try
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{
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cout << "Testing deep tile-based files "
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"with randomly inserted errors" << endl;
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Rand48 random (1);
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fuzzDeepTiles (0, random);
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if (ILMTHREAD_NAMESPACE::supportsThreads())
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fuzzDeepTiles (2, random);
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cout << "ok\n" << endl;
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}
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catch (const std::exception &e)
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{
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cerr << "ERROR -- caught exception: " << e.what() << endl;
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assert (false);
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}
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}
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