vcl/qa/cppunit/BmpFilterTest.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <test/bootstrapfixture.hxx>
  11
  12 #include <vcl/bitmapex.hxx>
  13 #include <tools/stream.hxx>
  14 #include <filter/BmpReader.hxx>
  15 #include <unotools/tempfile.hxx>
  16
  17 class BmpFilterTest : public test::BootstrapFixture
  18 {
  19 public:
  20     OUString maDataUrl;
  21     OUString getFullUrl(std::u16string_view sFileName)
  22     {
  23         return m_directories.getURLFromSrc(maDataUrl) + sFileName;
  24     }
  25     BmpFilterTest()
  26         : maDataUrl(u"/vcl/qa/cppunit/data/")
  27     {
  28     }
  29 };
  30
  31 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_RGB_888)
  32 {
  33     SvFileStream aFileStream(getFullUrl(u"BMP_R8G8B8.bmp"), StreamMode::READ);
  34     Graphic aGraphic;
  35     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
  36     auto aBitmap = aGraphic.GetBitmapEx();
  37     CPPUNIT_ASSERT_EQUAL(tools::Long(10), aBitmap.GetSizePixel().Width());
  38     CPPUNIT_ASSERT_EQUAL(tools::Long(10), aBitmap.GetSizePixel().Height());
  39     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N24_BPP, aBitmap.getPixelFormat());
  40     CPPUNIT_ASSERT_EQUAL(COL_WHITE, aBitmap.GetPixelColor(0, 0));
  41     CPPUNIT_ASSERT_EQUAL(COL_WHITE, aBitmap.GetPixelColor(9, 9));
  42     CPPUNIT_ASSERT_EQUAL(Color(0x72, 0xd1, 0xc8), aBitmap.GetPixelColor(1, 1));
  43     CPPUNIT_ASSERT_EQUAL(Color(0x72, 0xd1, 0xc8), aBitmap.GetPixelColor(8, 8));
  44 }
  45
  46 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_RGB_565)
  47 {
  48     SvFileStream aFileStream(getFullUrl(u"BMP_R5G6B5.bmp"), StreamMode::READ);
  49     Graphic aGraphic;
  50     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
  51     auto aBitmap = aGraphic.GetBitmapEx();
  52     CPPUNIT_ASSERT_EQUAL(tools::Long(10), aBitmap.GetSizePixel().Width());
  53     CPPUNIT_ASSERT_EQUAL(tools::Long(10), aBitmap.GetSizePixel().Height());
  54     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N24_BPP, aBitmap.getPixelFormat());
  55
  56     // White is not completely white
  57     //CPPUNIT_ASSERT_EQUAL(Color(0xf8, 0xfc, 0xf8), aBitmap.GetPixelColor(0, 0));
  58     //CPPUNIT_ASSERT_EQUAL(Color(0xf8, 0xfc, 0xf8), aBitmap.GetPixelColor(9, 9));
  59
  60     //CPPUNIT_ASSERT_EQUAL(Color(0x70, 0xd0, 0xc0), aBitmap.GetPixelColor(1, 1));
  61     //CPPUNIT_ASSERT_EQUAL(Color(0x70, 0xd0, 0xc0), aBitmap.GetPixelColor(8, 8));
  62 }
  63
  64 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_32_ARGB_8888)
  65 {
  66     SvFileStream aFileStream(getFullUrl(u"BMP_A8R8G8B8.bmp"), StreamMode::READ);
  67     Graphic aGraphic;
  68     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
  69     auto aBitmap = aGraphic.GetBitmapEx();
  70     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
  71     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
  72
  73     //CPPUNIT_ASSERT_EQUAL(COL_LIGHTBLUE, aBitmap.GetPixelColor(0, 0));
  74     //CPPUNIT_ASSERT_EQUAL(COL_LIGHTRED, aBitmap.GetPixelColor(2, 0));
  75     //CPPUNIT_ASSERT_EQUAL(COL_YELLOW, aBitmap.GetPixelColor(0, 2));
  76     //CPPUNIT_ASSERT_EQUAL(COL_LIGHTGREEN, aBitmap.GetPixelColor(2, 2));
  77 }
  78
  79 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_Paint_24_RGB_888)
  80 {
  81     SvFileStream aFileStream(getFullUrl(u"BMP_Paint_24bit.bmp"), StreamMode::READ);
  82     Graphic aGraphic;
  83     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
  84     auto aBitmap = aGraphic.GetBitmapEx();
  85     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
  86     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
  87     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N24_BPP, aBitmap.getPixelFormat());
  88
  89     CPPUNIT_ASSERT_EQUAL(COL_LIGHTBLUE, aBitmap.GetPixelColor(0, 0));
  90     CPPUNIT_ASSERT_EQUAL(COL_LIGHTRED, aBitmap.GetPixelColor(2, 0));
  91     CPPUNIT_ASSERT_EQUAL(COL_YELLOW, aBitmap.GetPixelColor(0, 2));
  92     CPPUNIT_ASSERT_EQUAL(COL_LIGHTGREEN, aBitmap.GetPixelColor(2, 2));
  93 }
  94
  95 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_Index_1BPP)
  96 {
  97     SvFileStream aFileStream(getFullUrl(u"BMP_Paint_1bit.bmp"), StreamMode::READ);
  98     Graphic aGraphic;
  99     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
 100     auto aBitmap = aGraphic.GetBitmapEx();
 101     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
 102     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
 103     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N1_BPP, aBitmap.getPixelFormat());
 104
 105     CPPUNIT_ASSERT_EQUAL(COL_BLACK, aBitmap.GetPixelColor(0, 0));
 106     CPPUNIT_ASSERT_EQUAL(COL_BLACK, aBitmap.GetPixelColor(0, 2));
 107     CPPUNIT_ASSERT_EQUAL(COL_BLACK, aBitmap.GetPixelColor(2, 0));
 108     CPPUNIT_ASSERT_EQUAL(COL_WHITE, aBitmap.GetPixelColor(2, 2));
 109 }
 110
 111 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_Index_4BPP)
 112 {
 113     SvFileStream aFileStream(getFullUrl(u"BMP_Paint_4bit.bmp"), StreamMode::READ);
 114     Graphic aGraphic;
 115     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
 116     auto aBitmap = aGraphic.GetBitmapEx();
 117     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
 118     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
 119     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N8_BPP, aBitmap.getPixelFormat());
 120
 121     CPPUNIT_ASSERT_EQUAL(COL_LIGHTBLUE, aBitmap.GetPixelColor(0, 0));
 122     CPPUNIT_ASSERT_EQUAL(COL_LIGHTRED, aBitmap.GetPixelColor(2, 0));
 123     CPPUNIT_ASSERT_EQUAL(COL_YELLOW, aBitmap.GetPixelColor(0, 2));
 124     CPPUNIT_ASSERT_EQUAL(COL_LIGHTGREEN, aBitmap.GetPixelColor(2, 2));
 125 }
 126
 127 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_Index_8BPP)
 128 {
 129     SvFileStream aFileStream(getFullUrl(u"BMP_Paint_8bit.bmp"), StreamMode::READ);
 130     Graphic aGraphic;
 131     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
 132     auto aBitmap = aGraphic.GetBitmapEx();
 133     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
 134     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
 135     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N8_BPP, aBitmap.getPixelFormat());
 136
 137     CPPUNIT_ASSERT_EQUAL(COL_LIGHTBLUE, aBitmap.GetPixelColor(0, 0));
 138     CPPUNIT_ASSERT_EQUAL(COL_LIGHTRED, aBitmap.GetPixelColor(2, 0));
 139     CPPUNIT_ASSERT_EQUAL(COL_YELLOW, aBitmap.GetPixelColor(0, 2));
 140     CPPUNIT_ASSERT_EQUAL(COL_LIGHTGREEN, aBitmap.GetPixelColor(2, 2));
 141 }
 142
 143 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_Index_8BPP_RLE)
 144 {
 145     SvFileStream aFileStream(getFullUrl(u"BMP_8bit_RLE.bmp"), StreamMode::READ);
 146     Graphic aGraphic;
 147     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
 148     auto aBitmap = aGraphic.GetBitmapEx();
 149     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
 150     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
 151     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N8_BPP, aBitmap.getPixelFormat());
 152
 153     CPPUNIT_ASSERT_EQUAL(COL_LIGHTBLUE, aBitmap.GetPixelColor(0, 0));
 154     CPPUNIT_ASSERT_EQUAL(COL_LIGHTRED, aBitmap.GetPixelColor(2, 0));
 155     CPPUNIT_ASSERT_EQUAL(COL_YELLOW, aBitmap.GetPixelColor(0, 2));
 156     CPPUNIT_ASSERT_EQUAL(COL_LIGHTGREEN, aBitmap.GetPixelColor(2, 2));
 157 }
 158
 159 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_V4)
 160 {
 161     SvFileStream aFileStream(getFullUrl(u"BMP_RLE.bmp"), StreamMode::READ);
 162     Graphic aGraphic;
 163     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
 164     auto aBitmap = aGraphic.GetBitmapEx();
 165     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
 166     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
 167     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N8_BPP, aBitmap.getPixelFormat());
 168
 169     CPPUNIT_ASSERT_EQUAL(COL_LIGHTBLUE, aBitmap.GetPixelColor(0, 0));
 170     CPPUNIT_ASSERT_EQUAL(COL_LIGHTRED, aBitmap.GetPixelColor(2, 0));
 171     CPPUNIT_ASSERT_EQUAL(COL_YELLOW, aBitmap.GetPixelColor(0, 2));
 172     CPPUNIT_ASSERT_EQUAL(COL_LIGHTGREEN, aBitmap.GetPixelColor(2, 2));
 173 }
 174
 175 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_V3)
 176 {
 177     SvFileStream aFileStream(getFullUrl(u"BMP_RLE_V3.bmp"), StreamMode::READ);
 178     Graphic aGraphic;
 179     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
 180     auto aBitmap = aGraphic.GetBitmapEx();
 181     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
 182     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
 183     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N8_BPP, aBitmap.getPixelFormat());
 184
 185     CPPUNIT_ASSERT_EQUAL(COL_LIGHTBLUE, aBitmap.GetPixelColor(0, 0));
 186     CPPUNIT_ASSERT_EQUAL(COL_LIGHTRED, aBitmap.GetPixelColor(2, 0));
 187     CPPUNIT_ASSERT_EQUAL(COL_YELLOW, aBitmap.GetPixelColor(0, 2));
 188     CPPUNIT_ASSERT_EQUAL(COL_LIGHTGREEN, aBitmap.GetPixelColor(2, 2));
 189 }
 190
 191 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testBMP_V2)
 192 {
 193     SvFileStream aFileStream(getFullUrl(u"BMP_RLE_V2.bmp"), StreamMode::READ);
 194     Graphic aGraphic;
 195     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
 196     auto aBitmap = aGraphic.GetBitmapEx();
 197     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Width());
 198     CPPUNIT_ASSERT_EQUAL(tools::Long(4), aBitmap.GetSizePixel().Height());
 199     CPPUNIT_ASSERT_EQUAL(vcl::PixelFormat::N8_BPP, aBitmap.getPixelFormat());
 200
 201     CPPUNIT_ASSERT_EQUAL(COL_LIGHTBLUE, aBitmap.GetPixelColor(0, 0));
 202     CPPUNIT_ASSERT_EQUAL(COL_LIGHTRED, aBitmap.GetPixelColor(2, 0));
 203     CPPUNIT_ASSERT_EQUAL(COL_YELLOW, aBitmap.GetPixelColor(0, 2));
 204     CPPUNIT_ASSERT_EQUAL(COL_LIGHTGREEN, aBitmap.GetPixelColor(2, 2));
 205 }
 206
 207 CPPUNIT_TEST_FIXTURE(BmpFilterTest, testTdf73523)
 208 {
 209     SvFileStream aFileStream(getFullUrl(u"tdf73523.bmp"), StreamMode::READ);
 210     Graphic aGraphic;
 211     CPPUNIT_ASSERT(BmpReader(aFileStream, aGraphic));
 212     auto aBitmap = aGraphic.GetBitmapEx();
 213     // Without the accompanying fix in place, this test would have failed with:
 214     // - Expected: c[80000000]
 215     // - Actual  : c[00000000]
 216     // i.e. the pixel is red not black
 217     CPPUNIT_ASSERT_EQUAL(COL_RED, aBitmap.GetPixelColor(0, 0));
 218 }
 219
 220 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */