///////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2004-2012, Industrial Light & Magic, a division of Lucas
// Digital Ltd. LLC
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Industrial Light & Magic nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
///////////////////////////////////////////////////////////////////////////
#include <ImfTiledOutputFile.h>
#include <ImfInputFile.h>
#include <ImfTiledInputFile.h>
#include <ImfChannelList.h>
#include <ImfArray.h>
#include <half.h>
#include <vector>
#include <stdio.h>
#include <assert.h>
using namespace OPENEXR_IMF_NAMESPACE;
using namespace std;
using namespace IMATH_NAMESPACE;
namespace {
void
fillPixels (Array2D<half> &ph, int width, int height)
{
for (int y = 0; y < height; ++y)
for (int x = 0; x < width; ++x)
ph[y][x] = sin (double (x)) + sin (y * 0.5);
}
void
writeCopyReadONE (const char fileName1[],
const char fileName2[],
int width,
int height,
int xSize,
int ySize,
int xOffset,
int yOffset,
Compression comp,
LevelRoundingMode rmode)
{
cout << "levelMode 0, " << "compression " << comp <<
", roundingMode " << rmode <<
", xOffset " << xOffset << ", yOffset " << yOffset << endl;
Header hdr ((Box2i (V2i (0, 0), // display window
V2i (width - 1, height -1))),
(Box2i (V2i (xOffset, yOffset), // data window
V2i (xOffset + width - 1, yOffset + height - 1))));
hdr.compression() = comp;
hdr.lineOrder() = INCREASING_Y;
hdr.channels().insert ("H", Channel (HALF, 1, 1));
hdr.setTileDescription(TileDescription(xSize, ySize, ONE_LEVEL, rmode));
Array2D<half> ph1 (height, width);
fillPixels (ph1, width, height);
{
FrameBuffer fb;
fb.insert ("H",
Slice (HALF,
(char *) &ph1[-yOffset][-xOffset],
sizeof (ph1[0][0]),
sizeof (ph1[0][0]) * width));
cout << " writing" << flush;
remove (fileName1);
TiledOutputFile out (fileName1, hdr);
out.setFrameBuffer (fb);
out.writeTiles (0, out.numXTiles() - 1, 0, out.numYTiles() - 1);
}
{
cout << " copying" << flush;
remove (fileName2);
InputFile in (fileName1);
TiledOutputFile out (fileName2, in.header());
out.copyPixels (in);
}
{
cout << " reading" << flush;
TiledInputFile in1 (fileName1);
TiledInputFile in2 (fileName2);
const Box2i &dw = in2.header().dataWindow();
int w = dw.max.x - dw.min.x + 1;
int h = dw.max.y - dw.min.y + 1;
int dx = dw.min.x;
int dy = dw.min.y;
Array2D<half> ph1 (h, w);
Array2D<half> ph2 (h, w);
FrameBuffer fb1;
FrameBuffer fb2;
fb1.insert ("H",
Slice (HALF,
(char *) &ph1[-dy][-dx],
sizeof (ph1[0][0]),
sizeof (ph1[0][0]) * w));
fb2.insert ("H",
Slice (HALF,
(char *) &ph2[-dy][-dx],
sizeof (ph2[0][0]),
sizeof (ph2[0][0]) * w));
in1.setFrameBuffer (fb1);
in1.readTiles (0, in1.numXTiles() - 1, 0, in1.numYTiles() - 1);
in2.setFrameBuffer (fb2);
in2.readTiles (0, in2.numXTiles() - 1, 0, in2.numYTiles() - 1);
cout << " comparing" << flush;
assert (in2.header().displayWindow() == hdr.displayWindow());
assert (in2.header().dataWindow() == hdr.dataWindow());
assert (in2.header().pixelAspectRatio() == hdr.pixelAspectRatio());
assert (in2.header().screenWindowCenter() == hdr.screenWindowCenter());
assert (in2.header().screenWindowWidth() == hdr.screenWindowWidth());
assert (in2.header().lineOrder() == hdr.lineOrder());
assert (in2.header().compression() == hdr.compression());
assert (in2.header().channels() == hdr.channels());
for (int y = 0; y < h; ++y)
for (int x = 0; x < w; ++x)
assert (ph1[y][x] == ph2[y][x]);
}
remove (fileName1);
remove (fileName2);
cout << endl;
}
void
writeCopyReadMIP (const char fileName1[],
const char fileName2[],
int width,
int height,
int xSize,
int ySize,
int xOffset,
int yOffset,
Compression comp,
LevelRoundingMode rmode)
{
cout << "levelMode 1, " << "compression " << comp <<
", roundingMode " << rmode <<
", xOffset " << xOffset << ", yOffset " << yOffset << endl;
Header hdr ((Box2i (V2i (0, 0), // display window
V2i (width - 1, height -1))),
(Box2i (V2i (xOffset, yOffset), // data window
V2i (xOffset + width - 1, yOffset + height - 1))));
hdr.compression() = comp;
hdr.lineOrder() = INCREASING_Y;
hdr.channels().insert ("H", Channel (HALF, 1, 1));
hdr.setTileDescription(TileDescription(xSize, ySize, MIPMAP_LEVELS, rmode));
Array < Array2D<half> > levels;
{
cout << " writing" << flush;
remove (fileName1);
TiledOutputFile out (fileName1, hdr);
int numLevels = out.numLevels();
levels.resizeErase (numLevels);
for (int level = 0; level < out.numLevels(); ++level)
{
int levelWidth = out.levelWidth(level);
int levelHeight = out.levelHeight(level);
levels[level].resizeErase(levelHeight, levelWidth);
fillPixels (levels[level], levelWidth, levelHeight);
FrameBuffer fb;
fb.insert ("H",
Slice (HALF,
(char *) &levels[level][-yOffset][-xOffset],
sizeof (levels[level][0][0]),
sizeof (levels[level][0][0]) * levelWidth));
out.setFrameBuffer (fb);
out.writeTiles (0, out.numXTiles(level) - 1,
0, out.numYTiles(level) - 1, level);
}
}
{
cout << " copying" << flush;
remove (fileName2);
InputFile in (fileName1);
TiledOutputFile out (fileName2, in.header());
out.copyPixels (in);
}
{
cout << " reading" << flush;
TiledInputFile in1 (fileName1);
TiledInputFile in2 (fileName2);
const Box2i &dw = in2.header().dataWindow();
int dx = dw.min.x;
int dy = dw.min.y;
int numLevels = in2.numLevels();
Array < Array2D<half> > levels1 (numLevels);
Array < Array2D<half> > levels2 (numLevels);
for (int level = 0; level < numLevels; ++level)
{
int levelWidth = in2.levelWidth(level);
int levelHeight = in2.levelHeight(level);
levels1[level].resizeErase(levelHeight, levelWidth);
levels2[level].resizeErase(levelHeight, levelWidth);
FrameBuffer fb1;
FrameBuffer fb2;
fb1.insert ("H",
Slice (HALF,
(char *) &levels1[level][-dy][-dx],
sizeof (levels1[level][0][0]),
sizeof (levels1[level][0][0]) * levelWidth));
fb2.insert ("H",
Slice (HALF,
(char *) &levels2[level][-dy][-dx],
sizeof (levels2[level][0][0]),
sizeof (levels2[level][0][0]) * levelWidth));
in1.setFrameBuffer (fb1);
in2.setFrameBuffer (fb2);
in1.readTiles (0, in1.numXTiles(level) - 1,
0, in1.numYTiles(level) - 1, level);
in2.readTiles (0, in2.numXTiles(level) - 1,
0, in2.numYTiles(level) - 1, level);
}
cout << " comparing" << flush;
assert (in2.header().displayWindow() == hdr.displayWindow());
assert (in2.header().dataWindow() == hdr.dataWindow());
assert (in2.header().pixelAspectRatio() == hdr.pixelAspectRatio());
assert (in2.header().screenWindowCenter() == hdr.screenWindowCenter());
assert (in2.header().screenWindowWidth() == hdr.screenWindowWidth());
assert (in2.header().lineOrder() == hdr.lineOrder());
assert (in2.header().compression() == hdr.compression());
assert (in2.header().channels() == hdr.channels());
for (int l = 0; l < numLevels; ++l)
for (int y = 0; y < in1.levelHeight(l); ++y)
for (int x = 0; x < in1.levelWidth(l); ++x)
{
assert ((levels2[l])[y][x] == (levels1[l])[y][x]);
if (comp != B44_COMPRESSION && comp != B44A_COMPRESSION)
assert ((levels2[l])[y][x] == (levels[l])[y][x]);
}
}
remove (fileName1);
remove (fileName2);
cout << endl;
}
void
writeCopyReadRIP (const char fileName1[],
const char fileName2[],
int width,
int height,
int xSize,
int ySize,
int xOffset,
int yOffset,
Compression comp,
LevelRoundingMode rmode)
{
cout << "levelMode 2, " << "compression " << comp <<
", roundingMode " << rmode <<
", xOffset " << xOffset << ", yOffset " << yOffset << endl;
Header hdr ((Box2i (V2i (0, 0), // display window
V2i (width - 1, height -1))),
(Box2i (V2i (xOffset, yOffset), // data window
V2i (xOffset + width - 1, yOffset + height - 1))));
hdr.compression() = comp;
hdr.lineOrder() = INCREASING_Y;
hdr.channels().insert ("H", Channel (HALF, 1, 1));
hdr.setTileDescription(TileDescription(xSize, ySize, RIPMAP_LEVELS, rmode));
Array2D < Array2D<half> > levels;
{
cout << " writing" << flush;
remove (fileName1);
TiledOutputFile out (fileName1, hdr);
levels.resizeErase (out.numYLevels(), out.numXLevels());
for (int ylevel = 0; ylevel < out.numYLevels(); ++ylevel)
{
for (int xlevel = 0; xlevel < out.numXLevels(); ++xlevel)
{
int levelWidth = out.levelWidth(xlevel);
int levelHeight = out.levelHeight(ylevel);
levels[ylevel][xlevel].resizeErase(levelHeight, levelWidth);
fillPixels (levels[ylevel][xlevel], levelWidth, levelHeight);
FrameBuffer fb;
fb.insert ("H",
Slice (HALF,
(char *) &levels[ylevel][xlevel][-yOffset][-xOffset],
sizeof (levels[ylevel][xlevel][0][0]),
sizeof (levels[ylevel][xlevel][0][0]) * levelWidth));
out.setFrameBuffer (fb);
out.writeTiles (0, out.numXTiles(xlevel) - 1,
0, out.numYTiles(ylevel) - 1, xlevel, ylevel);
}
}
}
{
cout << " copying" << flush;
remove (fileName2);
InputFile in (fileName1);
TiledOutputFile out (fileName2, in.header());
out.copyPixels (in);
}
{
cout << " reading" << flush;
TiledInputFile in1 (fileName1);
TiledInputFile in2 (fileName2);
const Box2i &dw = in2.header().dataWindow();
int dx = dw.min.x;
int dy = dw.min.y;
int numXLevels = in2.numXLevels();
int numYLevels = in2.numYLevels();
Array2D < Array2D<half> > levels1 (numYLevels, numXLevels);
Array2D < Array2D<half> > levels2 (numYLevels, numXLevels);
for (int ylevel = 0; ylevel < numYLevels; ++ylevel)
{
for (int xlevel = 0; xlevel < numXLevels; ++xlevel)
{
int levelWidth = in2.levelWidth(xlevel);
int levelHeight = in2.levelHeight(ylevel);
levels1[ylevel][xlevel].resizeErase(levelHeight, levelWidth);
levels2[ylevel][xlevel].resizeErase(levelHeight, levelWidth);
FrameBuffer fb1;
FrameBuffer fb2;
fb1.insert ("H",
Slice (HALF,
(char *) &levels1[ylevel][xlevel][-dy][-dx],
sizeof (levels1[ylevel][xlevel][0][0]),
sizeof (levels1[ylevel][xlevel][0][0]) * levelWidth));
fb2.insert ("H",
Slice (HALF,
(char *) &levels2[ylevel][xlevel][-dy][-dx],
sizeof (levels2[ylevel][xlevel][0][0]),
sizeof (levels2[ylevel][xlevel][0][0]) * levelWidth));
in1.setFrameBuffer (fb1);
in2.setFrameBuffer (fb2);
in1.readTiles (0, in1.numXTiles(xlevel) - 1,
0, in1.numYTiles(ylevel) - 1,
xlevel, ylevel);
in2.readTiles (0, in2.numXTiles(xlevel) - 1,
0, in2.numYTiles(ylevel) - 1,
xlevel, ylevel);
}
}
cout << " comparing" << flush;
assert (in2.header().displayWindow() == hdr.displayWindow());
assert (in2.header().dataWindow() == hdr.dataWindow());
assert (in2.header().pixelAspectRatio() == hdr.pixelAspectRatio());
assert (in2.header().screenWindowCenter() == hdr.screenWindowCenter());
assert (in2.header().screenWindowWidth() == hdr.screenWindowWidth());
assert (in2.header().lineOrder() == hdr.lineOrder());
assert (in2.header().compression() == hdr.compression());
assert (in2.header().channels() == hdr.channels());
for (int ly = 0; ly < numYLevels; ++ly)
for (int lx = 0; lx < numXLevels; ++lx)
for (int y = 0; y < in1.levelHeight(ly); ++y)
for (int x = 0; x < in1.levelWidth(lx); ++x)
{
assert ((levels2[ly][lx])[y][x] ==
(levels1[ly][lx])[y][x]);
if (comp != B44_COMPRESSION && comp != B44A_COMPRESSION)
assert ((levels2[ly][lx])[y][x] ==
(levels[ly][lx])[y][x]);
}
}
remove (fileName1);
remove (fileName2);
cout << endl;
}
void
writeCopyRead (const std::string &tempDir, int w, int h, int xs, int ys, int dx, int dy)
{
std::string filename1 = tempDir + "imf_test_copy1.exr";
std::string filename2 = tempDir + "imf_test_copy2.exr";
for (int comp = 0; comp < NUM_COMPRESSION_METHODS; ++comp)
{
for (int rmode = 0; rmode < NUM_ROUNDINGMODES; ++rmode)
{
writeCopyReadONE (filename1.c_str(), filename2.c_str(), w, h, xs, ys, dx, dy,
Compression (comp), LevelRoundingMode (rmode));
writeCopyReadMIP (filename1.c_str(), filename2.c_str(), w, h, xs, ys, dx, dy,
Compression (comp), LevelRoundingMode (rmode));
writeCopyReadRIP (filename1.c_str(), filename2.c_str(), w, h, xs, ys, dx, dy,
Compression (comp), LevelRoundingMode (rmode));
}
}
}
} // namespace
void
testTiledCopyPixels (const std::string &tempDir)
{
try
{
cout << "Testing fast pixel copying for tiled files" << endl;
const int W = 171;
const int H = 259;
const int DX = 17;
const int DY = 29;
const int YS = 55;
writeCopyRead (tempDir, W, H, DX, YS, 0, 0);
writeCopyRead (tempDir, W, H, DX, YS, 0, DY);
writeCopyRead (tempDir, W, H, DX, YS, DX, 0);
writeCopyRead (tempDir, W, H, DX, YS, DX, DY);
cout << "ok\n" << endl;
}
catch (const std::exception &e)
{
cerr << "ERROR -- caught exception: " << e.what() << endl;
assert (false);
}
}