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      1 /*-------------------------------------------------------------------------
      2  * drawElements Internal Test Module
      3  * ---------------------------------
      4  *
      5  * Copyright 2014 The Android Open Source Project
      6  *
      7  * Licensed under the Apache License, Version 2.0 (the "License");
      8  * you may not use this file except in compliance with the License.
      9  * You may obtain a copy of the License at
     10  *
     11  *      http://www.apache.org/licenses/LICENSE-2.0
     12  *
     13  * Unless required by applicable law or agreed to in writing, software
     14  * distributed under the License is distributed on an "AS IS" BASIS,
     15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     16  * See the License for the specific language governing permissions and
     17  * limitations under the License.
     18  *
     19  *//*!
     20  * \file
     21  * \brief Image IO tests.
     22  *//*--------------------------------------------------------------------*/
     23 
     24 #include "ditImageIOTests.hpp"
     25 #include "tcuResource.hpp"
     26 #include "tcuImageIO.hpp"
     27 #include "tcuTexture.hpp"
     28 #include "tcuTestLog.hpp"
     29 #include "tcuFormatUtil.hpp"
     30 #include "deUniquePtr.hpp"
     31 #include "deString.h"
     32 
     33 namespace dit
     34 {
     35 
     36 using tcu::TestLog;
     37 
     38 // \todo [2013-05-28 pyry] Image output cases!
     39 
     40 class ImageReadCase : public tcu::TestCase
     41 {
     42 public:
     43 	ImageReadCase (tcu::TestContext& testCtx, const char* name, const char* filename, deUint32 expectedHash)
     44 		: TestCase			(testCtx, name, filename)
     45 		, m_filename		(filename)
     46 		, m_expectedHash	(expectedHash)
     47 	{
     48 	}
     49 
     50 	IterateResult iterate (void)
     51 	{
     52 		m_testCtx.getLog() << TestLog::Message << "Loading image from file '" << m_filename << "'" << TestLog::EndMessage;
     53 
     54 		tcu::TextureLevel texture;
     55 		tcu::ImageIO::loadImage(texture, m_testCtx.getArchive(), m_filename.c_str());
     56 
     57 		m_testCtx.getLog() << TestLog::Message << "Loaded " << texture.getWidth() << "x" << texture.getHeight() << "x" << texture.getDepth() << " image with format " << texture.getFormat() << TestLog::EndMessage;
     58 
     59 		// Check that layout is as expected
     60 		TCU_CHECK(texture.getAccess().getRowPitch() == texture.getWidth()*texture.getFormat().getPixelSize());
     61 		TCU_CHECK(texture.getAccess().getSlicePitch() == texture.getAccess().getRowPitch()*texture.getAccess().getHeight());
     62 
     63 		const int		imageSize	= texture.getAccess().getSlicePitch()*texture.getDepth();
     64 		const deUint32	hash		= deMemoryHash(texture.getAccess().getDataPtr(), imageSize);
     65 
     66 		if (hash != m_expectedHash)
     67 		{
     68 			m_testCtx.getLog() << TestLog::Message << "ERROR: expected hash " << tcu::toHex(m_expectedHash) << ", got " << tcu::toHex(hash) << TestLog::EndMessage;
     69 			m_testCtx.getLog() << TestLog::Image("Image", "Loaded image", texture.getAccess());
     70 			m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Hash check failed");
     71 		}
     72 		else
     73 			m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass");
     74 
     75 		return STOP;
     76 	}
     77 
     78 private:
     79 	const std::string		m_filename;
     80 	const deUint32			m_expectedHash;
     81 };
     82 
     83 class ImageReadTests : public tcu::TestCaseGroup
     84 {
     85 public:
     86 	ImageReadTests (tcu::TestContext& testCtx)
     87 		: TestCaseGroup(testCtx, "read", "Image read tests")
     88 	{
     89 	}
     90 
     91 	void init (void)
     92 	{
     93 		addChild(new ImageReadCase(m_testCtx, "rgb24_256x256",	"internal/data/imageio/rgb24_256x256.png",	0x6efad777));
     94 		addChild(new ImageReadCase(m_testCtx, "rgb24_209x181",	"internal/data/imageio/rgb24_209x181.png",	0xfd6ea668));
     95 		addChild(new ImageReadCase(m_testCtx, "rgba32_256x256",	"internal/data/imageio/rgba32_256x256.png",	0xcf4883da));
     96 		addChild(new ImageReadCase(m_testCtx, "rgba32_207x219",	"internal/data/imageio/rgba32_207x219.png",	0x404ba06b));
     97 	}
     98 };
     99 
    100 ImageIOTests::ImageIOTests(tcu::TestContext& testCtx)
    101 	: TestCaseGroup(testCtx, "image_io", "Image read and write tests")
    102 {
    103 }
    104 
    105 ImageIOTests::~ImageIOTests (void)
    106 {
    107 }
    108 
    109 void ImageIOTests::init (void)
    110 {
    111 	addChild(new ImageReadTests(m_testCtx));
    112 }
    113 
    114 } // dit
    115