From 9273625eeb566a278329abe96ebbc4341e0ecf03 Mon Sep 17 00:00:00 2001 From: Pavel Krajcevski Date: Mon, 2 Sep 2013 19:14:50 -0400 Subject: [PATCH] Add initial decompressor test --- PVRTCEncoder/test/CMakeLists.txt | 2 +- PVRTCEncoder/test/DecompressorTest.cpp | 138 +++++++++++++++++++++++++ 2 files changed, 139 insertions(+), 1 deletion(-) create mode 100644 PVRTCEncoder/test/DecompressorTest.cpp diff --git a/PVRTCEncoder/test/CMakeLists.txt b/PVRTCEncoder/test/CMakeLists.txt index d108639..3ca940d 100644 --- a/PVRTCEncoder/test/CMakeLists.txt +++ b/PVRTCEncoder/test/CMakeLists.txt @@ -57,7 +57,7 @@ INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/PVRTCEncoder/src) INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/GTest/include) SET(TESTS - Block Pixel Image + Block Pixel Image Decompressor ) FOREACH(TEST ${TESTS}) diff --git a/PVRTCEncoder/test/DecompressorTest.cpp b/PVRTCEncoder/test/DecompressorTest.cpp new file mode 100644 index 0000000..2615b08 --- /dev/null +++ b/PVRTCEncoder/test/DecompressorTest.cpp @@ -0,0 +1,138 @@ +/* FasTC + * Copyright (c) 2013 University of North Carolina at Chapel Hill. + * All rights reserved. + * + * Permission to use, copy, modify, and distribute this software and its + * documentation for educational, research, and non-profit purposes, without + * fee, and without a written agreement is hereby granted, provided that the + * above copyright notice, this paragraph, and the following four paragraphs + * appear in all copies. + * + * Permission to incorporate this software into commercial products may be + * obtained by contacting the authors or the Office of Technology Development + * at the University of North Carolina at Chapel Hill . + * + * This software program and documentation are copyrighted by the University of + * North Carolina at Chapel Hill. The software program and documentation are + * supplied "as is," without any accompanying services from the University of + * North Carolina at Chapel Hill or the authors. The University of North + * Carolina at Chapel Hill and the authors do not warrant that the operation of + * the program will be uninterrupted or error-free. The end-user understands + * that the program was developed for research purposes and is advised not to + * rely exclusively on the program for any reason. + * + * IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE + * AUTHORS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, + * OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF + * THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA + * AT CHAPEL HILL OR THE AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + * THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY + * DISCLAIM ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY + * STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON + * AN "AS IS" BASIS, AND THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND + * THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, + * ENHANCEMENTS, OR MODIFICATIONS. + * + * Please send all BUG REPORTS to . + * + * The authors may be contacted via: + * + * Pavel Krajcevski + * Dept of Computer Science + * 201 S Columbia St + * Frederick P. Brooks, Jr. Computer Science Bldg + * Chapel Hill, NC 27599-3175 + * USA + * + * + */ + +#include "gtest/gtest.h" +#include "PVRTCCompressor.h" + +TEST(Decompressor, DecompressWhite) { + const uint32 kWidth = 32; + const uint32 kHeight = 32; + + const uint8 pvrData[512] = { + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF, + 0xAA, 0xAA, 0xAA, 0xAA, 0xFE, 0xFF, 0xFF, 0xFF + }; + + uint8 outData[4 * kWidth * kHeight]; + + DecompressionJob dcj (pvrData, outData, kWidth, kHeight); + PVRTCC::Decompress(dcj); + + for(int i = 0; i < kWidth; i++) { + for(int j = 0; j < kHeight; j++) { + const uint32 *pixelData = reinterpret_cast(outData); + EXPECT_EQ(pixelData[j*kWidth + i], 0xFFFFFFFF); + } + } +}