424 lines
12 KiB
C++
424 lines
12 KiB
C++
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///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2007, 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 <tmpDir.h>
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#include <fuzzFile.h>
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#include <ImfTiledRgbaFile.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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// Handle the case when the custom namespace is not exposed
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#include <OpenEXRConfig.h>
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#include <ImfPartType.h>
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#include <ImfMultiPartOutputFile.h>
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#include <ImfTiledOutputPart.h>
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#include <ImfMultiPartInputFile.h>
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#include <ImfTiledInputPart.h>
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#include <ImfChannelList.h>
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using namespace OPENEXR_IMF_INTERNAL_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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writeImageONE (const char fileName[],
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int width, int height,
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int xSize, int ySize,
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int parts,
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Compression comp)
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{
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cout << "levelMode 0" << ", compression " << comp << " parts " << parts << 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> pixels (height, width);
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fillPixels (pixels, width, height);
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if(parts==1)
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{
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TiledRgbaOutputFile out (fileName, header, WRITE_RGBA,
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xSize, ySize, ONE_LEVEL);
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out.setFrameBuffer (&pixels[0][0], 1, width);
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out.writeTiles (0, out.numXTiles() - 1, 0, out.numYTiles() - 1);
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}else{
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header.setTileDescription(TileDescription(xSize,ySize,ONE_LEVEL));
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header.setType(TILEDIMAGE);
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header.channels().insert("R",Channel(HALF));
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header.channels().insert("G",Channel(HALF));
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header.channels().insert("B",Channel(HALF));
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header.channels().insert("A",Channel(HALF));
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FrameBuffer f;
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f.insert("R",Slice(HALF,(char *) &(pixels[0][0].r),sizeof(Rgba),width*sizeof(Rgba)));
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f.insert("G",Slice(HALF,(char *) &(pixels[0][0].g),sizeof(Rgba),width*sizeof(Rgba)));
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f.insert("B",Slice(HALF,(char *) &(pixels[0][0].b),sizeof(Rgba),width*sizeof(Rgba)));
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f.insert("A",Slice(HALF,(char *) &(pixels[0][0].a),sizeof(Rgba),width*sizeof(Rgba)));
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vector<Header> headers(parts);
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for(int p=0;p<parts;p++)
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{
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headers[p]=header;
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ostringstream o;
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o << p;
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headers[p].setName(o.str());
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}
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MultiPartOutputFile file(fileName,&headers[0],headers.size());
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for(int p=0;p<parts;p++)
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{
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TiledOutputPart out(file,p);
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out.setFrameBuffer(f);
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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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}
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void
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readImageONE (const char fileName[])
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{
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//
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// Try to read the specified one-level file, which may be damaged.
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// Reading should either succeed or throw an exception, but it
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// should not cause a crash.
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//
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// attempt TiledRgbaInputFile interface
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try
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{
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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> pixels (h, w);
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in.setFrameBuffer (&pixels[-dwy][-dwx], 1, w);
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in.readTiles (0, in.numXTiles() - 1, 0, in.numYTiles() - 1);
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}
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catch (...)
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{
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// empty
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}
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try
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{
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// attempt MultiPart interface
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MultiPartInputFile in(fileName);
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for(int p=0;p<in.parts();p++)
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{
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TiledInputPart inpart(in,p);
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const Box2i &dw = inpart.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<Rgba> pixels (h, w);
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FrameBuffer i;
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i.insert("R",Slice(HALF,(char *)&(pixels[-dwy][-dwx].r),sizeof(Rgba),w*sizeof(Rgba)));
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i.insert("G",Slice(HALF,(char *)&(pixels[-dwy][-dwx].g),sizeof(Rgba),w*sizeof(Rgba)));
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i.insert("B",Slice(HALF,(char *)&(pixels[-dwy][-dwx].b),sizeof(Rgba),w*sizeof(Rgba)));
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i.insert("A",Slice(HALF,(char *)&(pixels[-dwy][-dwx].a),sizeof(Rgba),w*sizeof(Rgba)));
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inpart.setFrameBuffer (i);
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inpart.readTiles (0, inpart.numXTiles() - 1, 0, inpart.numYTiles() - 1);
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}
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}
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catch (...)
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{
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// empty
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}
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}
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void
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writeImageMIP (const char fileName[],
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int width, int height,
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int xSize, int ySize,
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int parts, ///\todo support multipart MIP files
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Compression comp)
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{
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cout << "levelMode 1" << ", compression " << comp << 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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TiledRgbaOutputFile out (fileName, header, WRITE_RGBA,
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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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void
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readImageMIP (const char fileName[])
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{
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//
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// Try to read the specified mipmap file, which may be damaged.
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// Reading should either succeed or throw an exception, but it
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// should not cause a crash.
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//
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try
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{
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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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}
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catch (...)
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{
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// empty
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}
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}
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void
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writeImageRIP (const char fileName[],
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int width, int height,
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int xSize, int ySize,
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int parts, ///\todo support multipart RIP files
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Compression comp)
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{
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cout << "levelMode 2" << ", compression " << comp << 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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TiledRgbaOutputFile out (fileName, header, WRITE_RGBA,
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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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void
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readImageRIP (const char fileName[])
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{
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//
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// Try to read the specified ripmap file, which may be damaged.
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// Reading should either succeed or throw an exception, but it
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// should not cause a crash.
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//
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try
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{
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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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}
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catch (...)
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{
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// empty
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}
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}
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void
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fuzzTiles (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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Header::setMaxTileSize (10000, 10000);
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const int W = 217;
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const int H = 197;
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const int TW = 64;
|
||
|
|
const int TH = 64;
|
||
|
|
|
||
|
|
const char *goodFile = IMF_TMP_DIR "imf_test_tile_file_fuzz_good.exr";
|
||
|
|
const char *brokenFile = IMF_TMP_DIR "imf_test_tile_file_fuzz_broken.exr";
|
||
|
|
|
||
|
|
for (int parts = 1 ; parts < 3 ; parts++)
|
||
|
|
{
|
||
|
|
for (int comp = 0; comp < NUM_COMPRESSION_METHODS; ++comp)
|
||
|
|
{
|
||
|
|
writeImageONE (goodFile, W, H, TW, TH, parts , Compression (comp));
|
||
|
|
fuzzFile (goodFile, brokenFile, readImageONE, 5000, 3000, random);
|
||
|
|
|
||
|
|
if(parts==1)
|
||
|
|
{
|
||
|
|
writeImageMIP (goodFile, W, H, TW, TH, parts , Compression (comp));
|
||
|
|
fuzzFile (goodFile, brokenFile, readImageMIP, 5000, 3000, random);
|
||
|
|
|
||
|
|
writeImageRIP (goodFile, W, H, TW, TH, parts , Compression (comp));
|
||
|
|
fuzzFile (goodFile, brokenFile, readImageRIP, 5000, 3000, random);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
remove (goodFile);
|
||
|
|
remove (brokenFile);
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
testFuzzTiles ()
|
||
|
|
{
|
||
|
|
try
|
||
|
|
{
|
||
|
|
cout << "Testing tile-based files "
|
||
|
|
"with randomly inserted errors" << endl;
|
||
|
|
|
||
|
|
Rand48 random (5);
|
||
|
|
|
||
|
|
fuzzTiles (0, random);
|
||
|
|
|
||
|
|
if (ILMTHREAD_NAMESPACE::supportsThreads())
|
||
|
|
fuzzTiles (2, random);
|
||
|
|
|
||
|
|
cout << "ok\n" << endl;
|
||
|
|
}
|
||
|
|
catch (const std::exception &e)
|
||
|
|
{
|
||
|
|
cerr << "ERROR -- caught exception: " << e.what() << endl;
|
||
|
|
assert (false);
|
||
|
|
}
|
||
|
|
}
|