mcs/class/System.Drawing/Test/System.Drawing.Imaging/TestJpegCodec.cs

   1 //
   2 // JpegCodec class testing unit
   3 //
   4 // Authors:
   5 //      Jordi Mas i Hernàndez (jordi@ximian.com)
   6 //      Sebastien Pouliot  <sebastien@ximian.com>
   7 //
   8 // (C) 2004 Ximian, Inc.  http://www.ximian.com
   9 // Copyright (C) 2004-2007 Novell, Inc (http://www.novell.com)
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 using System;
  32 using System.Drawing;
  33 using System.Drawing.Imaging;
  34 using NUnit.Framework;
  35 using System.IO;
  36 using System.Security.Permissions;
  37
  38 namespace MonoTests.System.Drawing.Imaging {
  39
  40         [TestFixture]
  41         [SecurityPermission (SecurityAction.Deny, UnmanagedCode = true)]
  42         public class JpegCodecTest {
  43
  44                 /* Get suffix to add to the filename */
  45                 internal string getOutSufix ()
  46                 {
  47                         string s;
  48
  49                         int p = (int) Environment.OSVersion.Platform;
  50                         if ((p == 4) || (p == 128) || (p == 6))
  51                                 s = "-unix";
  52                         else
  53                                 s = "-windows";
  54
  55                         if (Type.GetType ("Mono.Runtime", false) == null)
  56                                 s += "-msnet";
  57                         else
  58                                 s += "-mono";
  59
  60                         return s;
  61                 }
  62
  63                 /* Get the input directory depending on the runtime*/
  64                 internal string getInFile (string file)
  65                 {
  66                         string sRslt = Path.GetFullPath ("../System.Drawing/" + file);
  67
  68                         if (!File.Exists (sRslt))
  69                                 sRslt = "Test/System.Drawing/" + file;
  70
  71                         return sRslt;
  72                 }
  73
  74                 [Test]
  75 #if TARGET_JVM
  76                 [Ignore ("#8853")]
  77 #endif
  78                 public void Bitmap8bbpIndexedGreyscaleFeatures ()
  79                 {
  80                         string sInFile = getInFile ("bitmaps/nature-greyscale.jpg");
  81                         using (Bitmap bmp = new Bitmap (sInFile)) {
  82                                 GraphicsUnit unit = GraphicsUnit.World;
  83                                 RectangleF rect = bmp.GetBounds (ref unit);
  84
  85                                 Assert.AreEqual (PixelFormat.Format8bppIndexed, bmp.PixelFormat, "PixelFormat");
  86                                 Assert.AreEqual (110, bmp.Width, "bmp.Width");
  87                                 Assert.AreEqual (100, bmp.Height, "bmp.Height");
  88
  89                                 Assert.AreEqual (0, rect.X, "rect.X");
  90                                 Assert.AreEqual (0, rect.Y, "rect.Y");
  91                                 Assert.AreEqual (110, rect.Width, "rect.Width");
  92                                 Assert.AreEqual (100, rect.Height, "rect.Height");
  93
  94                                 Assert.AreEqual (110, bmp.Size.Width, "bmp.Size.Width");
  95                                 Assert.AreEqual (100, bmp.Size.Height, "bmp.Size.Height");
  96
  97                                 Assert.AreEqual (110, bmp.PhysicalDimension.Width, "bmp.PhysicalDimension.Width");
  98                                 Assert.AreEqual (100, bmp.PhysicalDimension.Height, "bmp.PhysicalDimension.Height");
  99
 100                                 Assert.AreEqual (72, bmp.HorizontalResolution, "HorizontalResolution");
 101                                 Assert.AreEqual (72, bmp.VerticalResolution, "VerticalResolution");
 102
 103                                 Assert.AreEqual (77896, bmp.Flags, "Flags");
 104
 105                                 ColorPalette cp = bmp.Palette;
 106                                 Assert.AreEqual (256, cp.Entries.Length, "Palette.Entries");
 107                                 Assert.AreEqual (0, cp.Flags, "Palette.Flags");
 108                                 for (int i = 0; i < 256; i++) {
 109                                         Color c = cp.Entries [i];
 110                                         Assert.AreEqual (0xFF, c.A, "A" + i.ToString ());
 111                                         Assert.AreEqual (i, c.R, "R" + i.ToString ());
 112                                         Assert.AreEqual (i, c.G, "G" + i.ToString ());
 113                                         Assert.AreEqual (i, c.B, "B" + i.ToString ());
 114                                 }
 115                         }
 116                 }
 117
 118                 [Test]
 119 #if TARGET_JVM
 120                 [Category ("NotWorking")]
 121 #endif
 122                 public void Bitmap8bbpIndexedGreyscalePixels ()
 123                 {
 124                         string sInFile = getInFile ("bitmaps/nature-greyscale.jpg");
 125                         using (Bitmap bmp = new Bitmap (sInFile)) {
 126 #if false
 127                                 for (int x = 0; x < bmp.Width; x += 32) {
 128                                         for (int y = 0; y < bmp.Height; y += 32)
 129                                                 Console.WriteLine ("\t\t\t\tAssert.AreEqual ({0}, bmp.GetPixel ({1}, {2}).ToArgb (), \"{1},{2}\");", bmp.GetPixel (x, y).ToArgb (), x, y);
 130                                 }
 131 #else
 132                                 // sampling values from a well known bitmap
 133                                 Assert.AreEqual (-7697782, bmp.GetPixel (0, 0).ToArgb (), "0,0");
 134                                 Assert.AreEqual (-12171706, bmp.GetPixel (0, 32).ToArgb (), "0,32");
 135                                 Assert.AreEqual (-14013910, bmp.GetPixel (0, 64).ToArgb (), "0,64");
 136                                 Assert.AreEqual (-15132391, bmp.GetPixel (0, 96).ToArgb (), "0,96");
 137                                 Assert.AreEqual (-328966, bmp.GetPixel (32, 0).ToArgb (), "32,0");
 138                                 Assert.AreEqual (-9934744, bmp.GetPixel (32, 32).ToArgb (), "32,32");
 139                                 Assert.AreEqual (-10263709, bmp.GetPixel (32, 64).ToArgb (), "32,64");
 140                                 Assert.AreEqual (-7368817, bmp.GetPixel (32, 96).ToArgb (), "32,96");
 141                                 Assert.AreEqual (-1, bmp.GetPixel (64, 0).ToArgb (), "64,0");
 142                                 Assert.AreEqual (-4276546, bmp.GetPixel (64, 32).ToArgb (), "64,32");
 143                                 Assert.AreEqual (-9079435, bmp.GetPixel (64, 64).ToArgb (), "64,64");
 144                                 Assert.AreEqual (-7697782, bmp.GetPixel (64, 96).ToArgb (), "64,96");
 145                                 Assert.AreEqual (-1, bmp.GetPixel (96, 0).ToArgb (), "96,0");
 146                                 Assert.AreEqual (-8224126, bmp.GetPixel (96, 32).ToArgb (), "96,32");
 147                                 Assert.AreEqual (-11053225, bmp.GetPixel (96, 64).ToArgb (), "96,64");
 148                                 Assert.AreEqual (-9211021, bmp.GetPixel (96, 96).ToArgb (), "96,96");
 149 #endif
 150                         }
 151                 }
 152
 153 #if !TARGET_JVM
 154                 [Test]
 155                 public void Bitmap8bbpIndexedGreyscaleData ()
 156                 {
 157                         string sInFile = getInFile ("bitmaps/nature-greyscale.jpg");
 158                         using (Bitmap bmp = new Bitmap (sInFile)) {
 159                                 BitmapData data = bmp.LockBits (new Rectangle (0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb);
 160                                 try {
 161                                         Assert.AreEqual (bmp.Height, data.Height, "Height");
 162                                         Assert.AreEqual (bmp.Width, data.Width, "Width");
 163                                         Assert.AreEqual (PixelFormat.Format24bppRgb, data.PixelFormat, "PixelFormat");
 164                                         int size = data.Height * data.Stride;
 165                                         unsafe {
 166                                                 byte* scan = (byte*) data.Scan0;
 167 #if false
 168                                                 // 1009 is the first prime after 1000 (so we're not affected by a recurring pattern)
 169                                                 for (int p = 0; p < size; p += 1009) {
 170                                                         Console.WriteLine ("\t\t\t\t\t\tAssert.AreEqual ({0}, *(scan + {1}), \"{1}\");", *(scan + p), p);
 171                                                 }
 172 #else
 173                                                 // sampling values from a well known bitmap
 174                                                 Assert.AreEqual (138, *(scan + 0), "0");
 175                                                 Assert.AreEqual (203, *(scan + 1009), "1009");
 176                                                 Assert.AreEqual (156, *(scan + 2018), "2018");
 177                                                 Assert.AreEqual (248, *(scan + 3027), "3027");
 178                                                 Assert.AreEqual (221, *(scan + 4036), "4036");
 179                                                 Assert.AreEqual (185, *(scan + 5045), "5045");
 180                                                 Assert.AreEqual (128, *(scan + 6054), "6054");
 181                                                 Assert.AreEqual (205, *(scan + 7063), "7063");
 182                                                 Assert.AreEqual (153, *(scan + 8072), "8072");
 183                                                 Assert.AreEqual (110, *(scan + 9081), "9081");
 184                                                 Assert.AreEqual (163, *(scan + 10090), "10090");
 185                                                 Assert.AreEqual (87, *(scan + 11099), "11099");
 186                                                 Assert.AreEqual (90, *(scan + 12108), "12108");
 187                                                 Assert.AreEqual (81, *(scan + 13117), "13117");
 188                                                 Assert.AreEqual (123, *(scan + 14126), "14126");
 189                                                 Assert.AreEqual (99, *(scan + 15135), "15135");
 190                                                 Assert.AreEqual (153, *(scan + 16144), "16144");
 191                                                 Assert.AreEqual (57, *(scan + 17153), "17153");
 192                                                 Assert.AreEqual (89, *(scan + 18162), "18162");
 193                                                 Assert.AreEqual (71, *(scan + 19171), "19171");
 194                                                 Assert.AreEqual (106, *(scan + 20180), "20180");
 195                                                 Assert.AreEqual (55, *(scan + 21189), "21189");
 196                                                 Assert.AreEqual (75, *(scan + 22198), "22198");
 197                                                 Assert.AreEqual (77, *(scan + 23207), "23207");
 198                                                 Assert.AreEqual (58, *(scan + 24216), "24216");
 199                                                 Assert.AreEqual (69, *(scan + 25225), "25225");
 200                                                 Assert.AreEqual (43, *(scan + 26234), "26234");
 201                                                 Assert.AreEqual (55, *(scan + 27243), "27243");
 202                                                 Assert.AreEqual (74, *(scan + 28252), "28252");
 203                                                 Assert.AreEqual (145, *(scan + 29261), "29261");
 204                                                 Assert.AreEqual (87, *(scan + 30270), "30270");
 205                                                 Assert.AreEqual (85, *(scan + 31279), "31279");
 206                                                 Assert.AreEqual (106, *(scan + 32288), "32288");
 207 #endif
 208                                         }
 209                                 }
 210                                 finally {
 211                                         bmp.UnlockBits (data);
 212                                 }
 213                         }
 214                 }
 215 #endif
 216
 217                 /* Checks bitmap features on a known 24-bits bitmap */
 218                 [Test]
 219 #if TARGET_JVM
 220                 [Category("NotWorking")]
 221 #endif
 222                 public void Bitmap24bitFeatures ()
 223                 {
 224                         string sInFile = getInFile ("bitmaps/nature24bits.jpg");
 225                         using (Bitmap bmp = new Bitmap (sInFile)) {
 226                                 GraphicsUnit unit = GraphicsUnit.World;
 227                                 RectangleF rect = bmp.GetBounds (ref unit);
 228
 229                                 Assert.AreEqual (PixelFormat.Format24bppRgb, bmp.PixelFormat, "PixelFormat");
 230                                 Assert.AreEqual (110, bmp.Width, "bmp.Width");
 231                                 Assert.AreEqual (100, bmp.Height, "bmp.Height");
 232
 233                                 Assert.AreEqual (0, rect.X, "rect.X");
 234                                 Assert.AreEqual (0, rect.Y, "rect.Y");
 235                                 Assert.AreEqual (110, rect.Width, "rect.Width");
 236                                 Assert.AreEqual (100, rect.Height, "rect.Height");
 237
 238                                 Assert.AreEqual (110, bmp.Size.Width, "bmp.Size.Width");
 239                                 Assert.AreEqual (100, bmp.Size.Height, "bmp.Size.Height");
 240
 241                                 Assert.AreEqual (110, bmp.PhysicalDimension.Width, "bmp.PhysicalDimension.Width");
 242                                 Assert.AreEqual (100, bmp.PhysicalDimension.Height, "bmp.PhysicalDimension.Height");
 243
 244                                 Assert.AreEqual (72, bmp.HorizontalResolution, "HorizontalResolution");
 245                                 Assert.AreEqual (72, bmp.VerticalResolution, "VerticalResolution");
 246
 247                                 Assert.AreEqual (77960, bmp.Flags, "Flags");
 248
 249                                 Assert.AreEqual (0, bmp.Palette.Entries.Length, "Palette.Entries");
 250                                 /* note: under MS flags aren't constant between executions in this case (no palette) */
 251                         }
 252                 }
 253
 254                 [Test]
 255                 public void Bitmap24bitPixels ()
 256                 {
 257                         string sInFile = getInFile ("bitmaps/nature24bits.jpg");
 258                         using (Bitmap bmp = new Bitmap (sInFile)) {
 259 #if false
 260                                 for (int x = 0; x < bmp.Width; x += 32) {
 261                                         for (int y = 0; y < bmp.Height; y += 32)
 262                                                 Console.WriteLine ("\t\t\t\tAssert.AreEqual ({0}, bmp.GetPixel ({1}, {2}).ToArgb (), \"{1},{2}\");", bmp.GetPixel (x, y).ToArgb (), x, y);
 263                                 }
 264 #else
 265                                 // sampling values from a well known bitmap
 266                                 Assert.AreEqual (-10447423, bmp.GetPixel (0, 0).ToArgb (), "0,0");
 267                                 Assert.AreEqual (-12171958, bmp.GetPixel (0, 32).ToArgb (), "0,32");
 268                                 Assert.AreEqual (-15192259, bmp.GetPixel (0, 64).ToArgb (), "0,64");
 269                                 Assert.AreEqual (-15131110, bmp.GetPixel (0, 96).ToArgb (), "0,96");
 270                                 Assert.AreEqual (-395272, bmp.GetPixel (32, 0).ToArgb (), "32,0");
 271                                 Assert.AreEqual (-10131359, bmp.GetPixel (32, 32).ToArgb (), "32,32");
 272                                 Assert.AreEqual (-10984322, bmp.GetPixel (32, 64).ToArgb (), "32,64");
 273                                 Assert.AreEqual (-11034683, bmp.GetPixel (32, 96).ToArgb (), "32,96");
 274                                 Assert.AreEqual (-1, bmp.GetPixel (64, 0).ToArgb (), "64,0");
 275                                 Assert.AreEqual (-3163242, bmp.GetPixel (64, 32).ToArgb (), "64,32");
 276                                 Assert.AreEqual (-7311538, bmp.GetPixel (64, 64).ToArgb (), "64,64");
 277                                 Assert.AreEqual (-12149780, bmp.GetPixel (64, 96).ToArgb (), "64,96");
 278                                 Assert.AreEqual (-1, bmp.GetPixel (96, 0).ToArgb (), "96,0");
 279                                 Assert.AreEqual (-8224378, bmp.GetPixel (96, 32).ToArgb (), "96,32");
 280                                 Assert.AreEqual (-11053718, bmp.GetPixel (96, 64).ToArgb (), "96,64");
 281                                 Assert.AreEqual (-12944166, bmp.GetPixel (96, 96).ToArgb (), "96,96");
 282 #endif
 283                         }
 284                 }
 285
 286 #if !TARGET_JVM
 287                 [Test]
 288                 public void Bitmap24bitData ()
 289                 {
 290                         string sInFile = getInFile ("bitmaps/almogaver24bits.bmp");
 291                         using (Bitmap bmp = new Bitmap (sInFile)) {
 292                                 BitmapData data = bmp.LockBits (new Rectangle (0, 0, bmp.Width, bmp.Height), ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb);
 293                                 try {
 294                                         Assert.AreEqual (bmp.Height, data.Height, "Height");
 295                                         Assert.AreEqual (bmp.Width, data.Width, "Width");
 296                                         Assert.AreEqual (PixelFormat.Format24bppRgb, data.PixelFormat, "PixelFormat");
 297                                         Assert.AreEqual (520, data.Stride, "Stride");
 298                                         int size = data.Height * data.Stride;
 299                                         unsafe {
 300                                                 byte* scan = (byte*) data.Scan0;
 301 #if false
 302                                                 // 1009 is the first prime after 1000 (so we're not affected by a recurring pattern)
 303                                                 for (int p = 0; p < size; p += 1009) {
 304                                                         Console.WriteLine ("\t\t\t\t\t\tAssert.AreEqual ({0}, *(scan + {1}), \"{1}\");", *(scan + p), p);
 305                                                 }
 306 #else
 307                                                 // sampling values from a well known bitmap
 308                                                 Assert.AreEqual (217, *(scan + 0), "0");
 309                                                 Assert.AreEqual (192, *(scan + 1009), "1009");
 310                                                 Assert.AreEqual (210, *(scan + 2018), "2018");
 311                                                 Assert.AreEqual (196, *(scan + 3027), "3027");
 312                                                 Assert.AreEqual (216, *(scan + 4036), "4036");
 313                                                 Assert.AreEqual (215, *(scan + 5045), "5045");
 314                                                 Assert.AreEqual (218, *(scan + 6054), "6054");
 315                                                 Assert.AreEqual (218, *(scan + 7063), "7063");
 316                                                 Assert.AreEqual (95, *(scan + 8072), "8072");
 317                                                 Assert.AreEqual (9, *(scan + 9081), "9081");
 318                                                 Assert.AreEqual (247, *(scan + 10090), "10090");
 319                                                 Assert.AreEqual (161, *(scan + 11099), "11099");
 320                                                 Assert.AreEqual (130, *(scan + 12108), "12108");
 321                                                 Assert.AreEqual (131, *(scan + 13117), "13117");
 322                                                 Assert.AreEqual (175, *(scan + 14126), "14126");
 323                                                 Assert.AreEqual (217, *(scan + 15135), "15135");
 324                                                 Assert.AreEqual (201, *(scan + 16144), "16144");
 325                                                 Assert.AreEqual (183, *(scan + 17153), "17153");
 326                                                 Assert.AreEqual (236, *(scan + 18162), "18162");
 327                                                 Assert.AreEqual (242, *(scan + 19171), "19171");
 328                                                 Assert.AreEqual (125, *(scan + 20180), "20180");
 329                                                 Assert.AreEqual (193, *(scan + 21189), "21189");
 330                                                 Assert.AreEqual (227, *(scan + 22198), "22198");
 331                                                 Assert.AreEqual (44, *(scan + 23207), "23207");
 332                                                 Assert.AreEqual (230, *(scan + 24216), "24216");
 333                                                 Assert.AreEqual (224, *(scan + 25225), "25225");
 334                                                 Assert.AreEqual (164, *(scan + 26234), "26234");
 335                                                 Assert.AreEqual (43, *(scan + 27243), "27243");
 336                                                 Assert.AreEqual (200, *(scan + 28252), "28252");
 337                                                 Assert.AreEqual (255, *(scan + 29261), "29261");
 338                                                 Assert.AreEqual (226, *(scan + 30270), "30270");
 339                                                 Assert.AreEqual (230, *(scan + 31279), "31279");
 340                                                 Assert.AreEqual (178, *(scan + 32288), "32288");
 341                                                 Assert.AreEqual (224, *(scan + 33297), "33297");
 342                                                 Assert.AreEqual (233, *(scan + 34306), "34306");
 343                                                 Assert.AreEqual (212, *(scan + 35315), "35315");
 344                                                 Assert.AreEqual (153, *(scan + 36324), "36324");
 345                                                 Assert.AreEqual (143, *(scan + 37333), "37333");
 346                                                 Assert.AreEqual (215, *(scan + 38342), "38342");
 347                                                 Assert.AreEqual (116, *(scan + 39351), "39351");
 348                                                 Assert.AreEqual (26, *(scan + 40360), "40360");
 349                                                 Assert.AreEqual (28, *(scan + 41369), "41369");
 350                                                 Assert.AreEqual (75, *(scan + 42378), "42378");
 351                                                 Assert.AreEqual (50, *(scan + 43387), "43387");
 352                                                 Assert.AreEqual (244, *(scan + 44396), "44396");
 353                                                 Assert.AreEqual (191, *(scan + 45405), "45405");
 354                                                 Assert.AreEqual (200, *(scan + 46414), "46414");
 355                                                 Assert.AreEqual (197, *(scan + 47423), "47423");
 356                                                 Assert.AreEqual (232, *(scan + 48432), "48432");
 357                                                 Assert.AreEqual (186, *(scan + 49441), "49441");
 358                                                 Assert.AreEqual (210, *(scan + 50450), "50450");
 359                                                 Assert.AreEqual (215, *(scan + 51459), "51459");
 360                                                 Assert.AreEqual (155, *(scan + 52468), "52468");
 361                                                 Assert.AreEqual (56, *(scan + 53477), "53477");
 362                                                 Assert.AreEqual (149, *(scan + 54486), "54486");
 363                                                 Assert.AreEqual (137, *(scan + 55495), "55495");
 364                                                 Assert.AreEqual (141, *(scan + 56504), "56504");
 365                                                 Assert.AreEqual (36, *(scan + 57513), "57513");
 366                                                 Assert.AreEqual (39, *(scan + 58522), "58522");
 367                                                 Assert.AreEqual (25, *(scan + 59531), "59531");
 368                                                 Assert.AreEqual (44, *(scan + 60540), "60540");
 369                                                 Assert.AreEqual (12, *(scan + 61549), "61549");
 370                                                 Assert.AreEqual (161, *(scan + 62558), "62558");
 371                                                 Assert.AreEqual (179, *(scan + 63567), "63567");
 372                                                 Assert.AreEqual (181, *(scan + 64576), "64576");
 373                                                 Assert.AreEqual (165, *(scan + 65585), "65585");
 374                                                 Assert.AreEqual (182, *(scan + 66594), "66594");
 375                                                 Assert.AreEqual (186, *(scan + 67603), "67603");
 376                                                 Assert.AreEqual (201, *(scan + 68612), "68612");
 377                                                 Assert.AreEqual (49, *(scan + 69621), "69621");
 378                                                 Assert.AreEqual (161, *(scan + 70630), "70630");
 379                                                 Assert.AreEqual (140, *(scan + 71639), "71639");
 380                                                 Assert.AreEqual (2, *(scan + 72648), "72648");
 381                                                 Assert.AreEqual (15, *(scan + 73657), "73657");
 382                                                 Assert.AreEqual (33, *(scan + 74666), "74666");
 383                                                 Assert.AreEqual (17, *(scan + 75675), "75675");
 384                                                 Assert.AreEqual (0, *(scan + 76684), "76684");
 385                                                 Assert.AreEqual (47, *(scan + 77693), "77693");
 386                                                 Assert.AreEqual (4, *(scan + 78702), "78702");
 387                                                 Assert.AreEqual (142, *(scan + 79711), "79711");
 388                                                 Assert.AreEqual (151, *(scan + 80720), "80720");
 389                                                 Assert.AreEqual (124, *(scan + 81729), "81729");
 390                                                 Assert.AreEqual (81, *(scan + 82738), "82738");
 391                                                 Assert.AreEqual (214, *(scan + 83747), "83747");
 392                                                 Assert.AreEqual (217, *(scan + 84756), "84756");
 393                                                 Assert.AreEqual (30, *(scan + 85765), "85765");
 394                                                 Assert.AreEqual (185, *(scan + 86774), "86774");
 395                                                 Assert.AreEqual (200, *(scan + 87783), "87783");
 396                                                 Assert.AreEqual (37, *(scan + 88792), "88792");
 397                                                 Assert.AreEqual (2, *(scan + 89801), "89801");
 398                                                 Assert.AreEqual (41, *(scan + 90810), "90810");
 399                                                 Assert.AreEqual (16, *(scan + 91819), "91819");
 400                                                 Assert.AreEqual (0, *(scan + 92828), "92828");
 401                                                 Assert.AreEqual (146, *(scan + 93837), "93837");
 402                                                 Assert.AreEqual (163, *(scan + 94846), "94846");
 403 #endif
 404                                         }
 405                                 }
 406                                 finally {
 407                                         bmp.UnlockBits (data);
 408                                 }
 409                         }
 410                 }
 411 #endif
 412
 413                 private void Save (PixelFormat original, PixelFormat expected)
 414                 {
 415                         string sOutFile = String.Format ("linerect{0}-{1}.jpeg", getOutSufix (), expected.ToString ());
 416
 417                         // Save
 418                         Bitmap bmp = new Bitmap (100, 100, original);
 419                         Graphics gr = Graphics.FromImage (bmp);
 420
 421                         using (Pen p = new Pen (Color.Red, 2)) {
 422                                 gr.DrawLine (p, 10.0F, 10.0F, 90.0F, 90.0F);
 423                                 gr.DrawRectangle (p, 10.0F, 10.0F, 80.0F, 80.0F);
 424                         }
 425
 426                         try {
 427                                 bmp.Save (sOutFile, ImageFormat.Jpeg);
 428
 429                                 // Load
 430                                 using (Bitmap bmpLoad = new Bitmap (sOutFile)) {
 431                                         Assert.AreEqual (expected, bmpLoad.PixelFormat, "PixelFormat");
 432                                         Color color = bmpLoad.GetPixel (10, 10);
 433                                         // by default JPEG isn't lossless - so value is "near" read
 434                                         Assert.IsTrue (color.R >= 200, "Red");
 435                                         Assert.IsTrue (color.G < 60, "Green");
 436                                         Assert.IsTrue (color.B < 60, "Blue");
 437                                         Assert.AreEqual (0xFF, color.A, "Alpha");
 438                                 }
 439                         }
 440                         finally {
 441                                 gr.Dispose ();
 442                                 bmp.Dispose ();
 443                                 try {
 444                                         File.Delete (sOutFile);
 445                                 }
 446                                 catch {
 447                                 }
 448                         }
 449                 }
 450
 451                 [Test]
 452 #if TARGET_JVM
 453                 [Category("NotWorking")]
 454 #endif
 455                 public void Save_24bppRgb ()
 456                 {
 457                         Save (PixelFormat.Format24bppRgb, PixelFormat.Format24bppRgb);
 458                 }
 459
 460                 [Test]
 461 #if TARGET_JVM
 462                 [Category("NotWorking")]
 463 #endif
 464                 public void Save_32bppRgb ()
 465                 {
 466                         Save (PixelFormat.Format32bppRgb, PixelFormat.Format24bppRgb);
 467                 }
 468
 469                 [Test]
 470 #if TARGET_JVM
 471                 [Category("NotWorking")]
 472 #endif
 473                 public void Save_32bppArgb ()
 474                 {
 475                         Save (PixelFormat.Format32bppArgb, PixelFormat.Format24bppRgb);
 476                 }
 477
 478                 [Test]
 479 #if TARGET_JVM
 480                 [Category("NotWorking")]
 481 #endif
 482                 public void Save_32bppPArgb ()
 483                 {
 484                         Save (PixelFormat.Format32bppPArgb, PixelFormat.Format24bppRgb);
 485                 }
 486
 487                 [Test]
 488                 [Category ("NotWorking")]
 489                 public void Save_48bppRgb ()
 490                 {
 491                         Save (PixelFormat.Format48bppRgb, PixelFormat.Format24bppRgb);
 492                 }
 493
 494                 [Test]
 495                 [Category ("NotWorking")]
 496                 public void Save_64bppArgb ()
 497                 {
 498                         Save (PixelFormat.Format64bppArgb, PixelFormat.Format24bppRgb);
 499                 }
 500
 501                 [Test]
 502                 [Category ("NotWorking")]
 503                 public void Save_64bppPArgb ()
 504                 {
 505                         Save (PixelFormat.Format64bppPArgb, PixelFormat.Format24bppRgb);
 506                 }
 507         }
 508 }