550 lines
17 KiB
C++
550 lines
17 KiB
C++
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///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2004-2012, Industrial Light & Magic, a division of Lucas
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// Digital Ltd. LLC
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Industrial Light & Magic nor the names of
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// its contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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///////////////////////////////////////////////////////////////////////////
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#include "compareB44.h"
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#include "compareDwa.h"
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#include <ImfOutputFile.h>
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#include <ImfInputFile.h>
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#include <ImfTiledOutputFile.h>
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#include <ImfTiledInputFile.h>
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#include <ImfChannelList.h>
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#include <ImfArray.h>
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#include <half.h>
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#include <ImathRandom.h>
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#include <ImfTileDescriptionAttribute.h>
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#include "compareFloat.h"
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#include <stdio.h>
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#include <assert.h>
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#include <algorithm>
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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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fillPixels1 (Array2D<unsigned int> &pi,
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Array2D<half> &ph,
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Array2D<float> &pf,
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int width,
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int height)
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{
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cout << "only zeroes" << endl;
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for (int y = 0; y < height; ++y)
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for (int x = 0; x < width; ++x)
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{
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pi[y][x] = 0;
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ph[y][x] = 0;
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pf[y][x] = 0;
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}
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}
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void
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fillPixels2 (Array2D<unsigned int> &pi,
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Array2D<half> &ph,
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Array2D<float> &pf,
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int width,
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int height)
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{
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cout << "pattern 1" << endl;
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for (int y = 0; y < height; ++y)
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for (int x = 0; x < width; ++x)
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{
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pi[y][x] = (x + y) & 1;
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ph[y][x] = pi[y][x];
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pf[y][x] = pi[y][x];
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}
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}
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void
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fillPixels3 (Array2D<unsigned int> &pi,
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Array2D<half> &ph,
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Array2D<float> &pf,
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int width,
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int height)
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{
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cout << "pattern 2" << endl;
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for (int y = 0; y < height; ++y)
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for (int x = 0; x < width; ++x)
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{
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pi[y][x] = x % 100 + 100 * (y % 100);
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ph[y][x] = sin (double (x)) + sin (y * 0.5);
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pf[y][x] = sin (double (y)) + sin (x * 0.5);
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}
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}
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void
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fillPixels4 (Array2D<unsigned int> &pi,
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Array2D<half> &ph,
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Array2D<float> &pf,
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int width,
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int height)
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{
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cout << "random bits" << endl;
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//
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// Use of a union to extract the bit pattern from a float, as is
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// done below, works only if int and float have the same size.
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//
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assert (sizeof (int) == sizeof (float));
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Rand48 rand;
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for (int y = 0; y < height; ++y)
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for (int x = 0; x < width; ++x)
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{
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pi[y][x] = rand.nexti();
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do
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{
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ph[y][x].setBits (rand.nexti());
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}
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while (ph[y][x].isNan());
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union {int i; float f;} u;
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do
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{
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u.i = rand.nexti();
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pf[y][x] = u.f;
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}
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while (pf[y][x] != pf[y][x]);
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}
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}
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void
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writeRead (const Array2D<unsigned int> &pi1,
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const Array2D<half> &ph1,
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const Array2D<float> &pf1,
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const char fileName[],
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LineOrder lorder,
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int width,
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int height,
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int xSize,
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int ySize,
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int xOffset,
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int yOffset,
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Compression comp)
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{
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//
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// Write the pixel data in pi1, ph1 and ph2 to an
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// image file using the specified compression type.
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// Read the pixel data back
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// from the file and verify that the data did not
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// change.
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//
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cout << "compression " << comp << ":" << flush;
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Header hdr ((Box2i (V2i (0, 0), // display window
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V2i (width - 1, height -1))),
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(Box2i (V2i (xOffset, yOffset), // data window
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V2i (xOffset + width - 1, yOffset + height - 1))));
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hdr.compression() = comp;
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hdr.lineOrder() = lorder;
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hdr.channels().insert ("I", Channel (UINT));
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hdr.channels().insert ("H", Channel (HALF));
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hdr.channels().insert ("F", Channel (FLOAT));
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hdr.setTileDescription(TileDescription(xSize, ySize, ONE_LEVEL));
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{
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FrameBuffer fb;
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fb.insert ("I", // name
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Slice (UINT, // type
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(char *) &pi1[-yOffset][-xOffset], // base
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sizeof (pi1[0][0]), // xStride
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sizeof (pi1[0][0]) * width) // yStride
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);
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fb.insert ("H", // name
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Slice (HALF, // type
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(char *) &ph1[-yOffset][-xOffset], // base
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sizeof (ph1[0][0]), // xStride
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sizeof (ph1[0][0]) * width) // yStride
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);
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fb.insert ("F", // name
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Slice (FLOAT, // type
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(char *) &pf1[-yOffset][-xOffset], // base
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sizeof (pf1[0][0]), // xStride
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sizeof (pf1[0][0]) * width) // yStride
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);
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cout << " writing" << flush;
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remove (fileName);
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TiledOutputFile out (fileName, hdr);
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out.setFrameBuffer (fb);
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out.writeTiles (0, out.numXTiles() - 1, 0, out.numYTiles() - 1);
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}
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{
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cout << ", reading (whole file)" << flush;
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TiledInputFile in (fileName);
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const Box2i &dw = in.header().dataWindow();
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int w = dw.max.x - dw.min.x + 1;
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int h = dw.max.y - dw.min.y + 1;
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int dwx = dw.min.x;
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int dwy = dw.min.y;
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Array2D<unsigned int> pi2 (h, w);
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Array2D<half> ph2 (h, w);
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Array2D<float> pf2 (h, w);
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FrameBuffer fb;
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fb.insert ("I", // name
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Slice (UINT, // type
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(char *) &pi2[-dwy][-dwx],// base
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sizeof (pi2[0][0]), // xStride
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sizeof (pi2[0][0]) * w) // yStride
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);
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fb.insert ("H", // name
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Slice (HALF, // type
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(char *) &ph2[-dwy][-dwx],// base
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sizeof (ph2[0][0]), // xStride
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sizeof (ph2[0][0]) * w) // yStride
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);
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fb.insert ("F", // name
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Slice (FLOAT, // type
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(char *) &pf2[-dwy][-dwx],// base
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sizeof (pf2[0][0]), // xStride
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sizeof (pf2[0][0]) * w) // yStride
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);
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in.setFrameBuffer (fb);
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in.readTiles (0, in.numXTiles() - 1, 0, in.numYTiles() - 1);
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cout << ", comparing (whole file)" << flush;
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assert (in.header().displayWindow() == hdr.displayWindow());
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assert (in.header().dataWindow() == hdr.dataWindow());
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assert (in.header().pixelAspectRatio() == hdr.pixelAspectRatio());
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assert (in.header().screenWindowCenter() == hdr.screenWindowCenter());
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assert (in.header().screenWindowWidth() == hdr.screenWindowWidth());
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assert (in.header().lineOrder() == hdr.lineOrder());
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assert (in.header().compression() == hdr.compression());
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ChannelList::ConstIterator hi = hdr.channels().begin();
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ChannelList::ConstIterator ii = in.header().channels().begin();
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while (hi != hdr.channels().end())
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{
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assert (!strcmp (hi.name(), ii.name()));
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assert (hi.channel().type == ii.channel().type);
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assert (hi.channel().xSampling == ii.channel().xSampling);
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assert (hi.channel().ySampling == ii.channel().ySampling);
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++hi;
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++ii;
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}
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assert (ii == in.header().channels().end());
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if (comp == B44_COMPRESSION ||
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comp == B44A_COMPRESSION ||
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comp == DWAA_COMPRESSION ||
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comp == DWAB_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<half> ph3 (ny, nx);
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Array2D<half> ph4 (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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ph3[y1][x1] = ph1[y + y1][x + x1];
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ph4[y1][x1] = ph2[y + y1][x + x1];
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}
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}
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if (comp == B44_COMPRESSION ||
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comp == B44A_COMPRESSION)
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{
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compareB44 (nx, ny, ph3, ph4);
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}
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else if (comp == DWAA_COMPRESSION ||
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comp == DWAB_COMPRESSION)
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{
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//XXX compareDwa (nx, ny, ph3, ph4);
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}
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}
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}
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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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assert (pi1[y][x] == pi2[y][x]);
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if (comp != B44_COMPRESSION &&
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comp != B44A_COMPRESSION &&
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comp != DWAA_COMPRESSION &&
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comp != DWAB_COMPRESSION)
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{
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assert (ph1[y][x] == ph2[y][x]);
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}
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assert (equivalent (pf1[y][x], pf2[y][x], comp));
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}
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}
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}
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{
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cout << ", reading and comparing (tile-by-tile)" << flush;
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TiledInputFile in (fileName);
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Array2D<unsigned int> pi2 (ySize, xSize);
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Array2D<half> ph2 (ySize, xSize);
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Array2D<float> pf2 (ySize, xSize);
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FrameBuffer fb;
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fb.insert ("I", // name
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Slice (UINT, // type
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(char *) &pi2[0][0], // base
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sizeof (pi2[0][0]), // xStride
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sizeof (pi2[0][0]) * xSize, // yStride
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1, // xSampling
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1, // ySampling
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0.0, // fillValue
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true, // reuse tiles
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true)
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);
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fb.insert ("H", // name
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Slice (HALF, // type
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(char *) &ph2[0][0], // base
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sizeof (ph2[0][0]), // xStride
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sizeof (ph2[0][0]) * xSize, // yStride
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1, // xSampling
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1, // ySampling
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0.0, // fillValue
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true, // reuse tiles
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true)
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|
|
);
|
||
|
|
|
||
|
|
fb.insert ("F", // name
|
||
|
|
Slice (FLOAT, // type
|
||
|
|
(char *) &pf2[0][0], // base
|
||
|
|
sizeof (pf2[0][0]), // xStride
|
||
|
|
sizeof (pf2[0][0]) * xSize, // yStride
|
||
|
|
1, // xSampling
|
||
|
|
1, // ySampling
|
||
|
|
0.0, // fillValue
|
||
|
|
true, // reuse tiles
|
||
|
|
true)
|
||
|
|
);
|
||
|
|
|
||
|
|
in.setFrameBuffer (fb);
|
||
|
|
|
||
|
|
assert (in.header().displayWindow() == hdr.displayWindow());
|
||
|
|
assert (in.header().dataWindow() == hdr.dataWindow());
|
||
|
|
assert (in.header().pixelAspectRatio() == hdr.pixelAspectRatio());
|
||
|
|
assert (in.header().screenWindowCenter() == hdr.screenWindowCenter());
|
||
|
|
assert (in.header().screenWindowWidth() == hdr.screenWindowWidth());
|
||
|
|
assert (in.header().lineOrder() == hdr.lineOrder());
|
||
|
|
assert (in.header().compression() == hdr.compression());
|
||
|
|
|
||
|
|
ChannelList::ConstIterator hi = hdr.channels().begin();
|
||
|
|
ChannelList::ConstIterator ii = in.header().channels().begin();
|
||
|
|
|
||
|
|
while (hi != hdr.channels().end())
|
||
|
|
{
|
||
|
|
assert (!strcmp (hi.name(), ii.name()));
|
||
|
|
assert (hi.channel().type == ii.channel().type);
|
||
|
|
assert (hi.channel().xSampling == ii.channel().xSampling);
|
||
|
|
assert (hi.channel().ySampling == ii.channel().ySampling);
|
||
|
|
|
||
|
|
++hi;
|
||
|
|
++ii;
|
||
|
|
}
|
||
|
|
|
||
|
|
assert (ii == in.header().channels().end());
|
||
|
|
|
||
|
|
for (int tileY = 0; tileY < in.numYTiles(); tileY++)
|
||
|
|
{
|
||
|
|
for (int tileX = 0; tileX < in.numXTiles(); ++tileX)
|
||
|
|
{
|
||
|
|
in.readTile (tileX, tileY);
|
||
|
|
|
||
|
|
IMATH_NAMESPACE::Box2i win = in.dataWindowForTile (tileX, tileY);
|
||
|
|
int oX = win.min.x - xOffset;
|
||
|
|
int oY = win.min.y - yOffset;
|
||
|
|
|
||
|
|
for (int y = 0, y2 = win.min.y; y < ySize && y2 <= win.max.y;
|
||
|
|
++y, y2++)
|
||
|
|
{
|
||
|
|
for (int x = 0, x2 = win.min.x;
|
||
|
|
x < xSize && x2 <= win.max.x; ++x, x2++)
|
||
|
|
{
|
||
|
|
assert (pi1[oY + y][oX + x] == pi2[y][x]);
|
||
|
|
|
||
|
|
if (comp != B44_COMPRESSION &&
|
||
|
|
comp != B44A_COMPRESSION &&
|
||
|
|
comp != DWAA_COMPRESSION &&
|
||
|
|
comp != DWAB_COMPRESSION)
|
||
|
|
{
|
||
|
|
assert (ph1[oY + y][oX + x] == ph2[y][x]);
|
||
|
|
}
|
||
|
|
|
||
|
|
assert (equivalent (pf1[oY + y][oX + x],
|
||
|
|
pf2[y][x], comp));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
remove (fileName);
|
||
|
|
cout << endl;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
writeRead (const std::string &tempDir,
|
||
|
|
const Array2D<unsigned int> &pi,
|
||
|
|
const Array2D<half> &ph,
|
||
|
|
const Array2D<float> &pf,
|
||
|
|
int w,
|
||
|
|
int h,
|
||
|
|
int xs,
|
||
|
|
int ys,
|
||
|
|
int dx,
|
||
|
|
int dy)
|
||
|
|
{
|
||
|
|
std::string filename = tempDir + "imf_test_comp.exr";
|
||
|
|
|
||
|
|
for (int comp = 0; comp < NUM_COMPRESSION_METHODS; ++comp)
|
||
|
|
{
|
||
|
|
writeRead (pi, ph, pf,
|
||
|
|
filename.c_str(),
|
||
|
|
LineOrder (0),
|
||
|
|
w, h,
|
||
|
|
xs, ys,
|
||
|
|
dx, dy,
|
||
|
|
Compression (comp));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace
|
||
|
|
|
||
|
|
|
||
|
|
void
|
||
|
|
testTiledCompression (const std::string &tempDir)
|
||
|
|
{
|
||
|
|
try
|
||
|
|
{
|
||
|
|
cout << "Testing pixel data types and data "
|
||
|
|
"window offsets for tiled files" << endl;
|
||
|
|
|
||
|
|
const int W = 171;
|
||
|
|
const int H = 59;
|
||
|
|
const int DX[] = {-17, 0, 23};
|
||
|
|
const int DY[] = {-29, 0, 13};
|
||
|
|
const int XS = 15;
|
||
|
|
const int YS = 15;
|
||
|
|
|
||
|
|
Array2D<unsigned int> pi (H, W);
|
||
|
|
Array2D<half> ph (H, W);
|
||
|
|
Array2D<float> pf (H, W);
|
||
|
|
|
||
|
|
//
|
||
|
|
// If the following assertion fails, new pixel types have
|
||
|
|
// been added to the Imf library; testing code for the new
|
||
|
|
// pixel types should be added to this file.
|
||
|
|
//
|
||
|
|
|
||
|
|
assert (NUM_PIXELTYPES == 3);
|
||
|
|
|
||
|
|
for (int i = 0; i < 3; ++i)
|
||
|
|
{
|
||
|
|
cout << endl <<
|
||
|
|
"xOffset = " << DX[i] << ", "
|
||
|
|
"yOffset = " << DY[i] << endl;
|
||
|
|
|
||
|
|
fillPixels1 (pi, ph, pf, W, H);
|
||
|
|
writeRead (tempDir, pi, ph, pf, W, H, XS, YS, DX[i], DY[i]);
|
||
|
|
|
||
|
|
fillPixels2 (pi, ph, pf, W, H);
|
||
|
|
writeRead (tempDir, pi, ph, pf, W, H, XS, YS, DX[i], DY[i]);
|
||
|
|
|
||
|
|
fillPixels3 (pi, ph, pf, W, H);
|
||
|
|
writeRead (tempDir, pi, ph, pf, W, H, XS, YS, DX[i], DY[i]);
|
||
|
|
|
||
|
|
fillPixels4 (pi, ph, pf, W, H);
|
||
|
|
writeRead (tempDir, pi, ph, pf, W, H, XS, YS, DX[i], DY[i]);
|
||
|
|
}
|
||
|
|
|
||
|
|
cout << "ok\n" << endl;
|
||
|
|
}
|
||
|
|
catch (const std::exception &e)
|
||
|
|
{
|
||
|
|
cerr << "ERROR -- caught exception: " << e.what() << endl;
|
||
|
|
assert (false);
|
||
|
|
}
|
||
|
|
}
|