private int GetLastPuzzleId()
{
using (var db = new PuzzleContext())
{
return(db.PuzzleCells.OrderByDescending(p => p.puzzleId).FirstOrDefault().puzzleId);
}
}
private List <Puzzle> GetById(int id)
{
using (var db = new PuzzleContext())
{
return(db.PuzzleCells.Where(p => p.puzzleId == id).ToList());
}
}
public void Regress1()
{
var context = new PuzzleContext();
var cvec1 = context.FromPath("pics/luxmarket_tshirt01.jpg");
var cvec2 = context.FromPath("pics/luxmarket_tshirt01_black.jpg");
var cvec3 = context.FromPath("pics/luxmarket_tshirt01_sal.jpg");
var cvec4 = context.FromPath("pics/luxmarket_tshirt01_sheum.jpg");
var cvec5 = context.FromPath("pics/duck.gif");
var cvec6 = context.FromPath("pics/pic-a-0.jpg");
var cvec1c = cvec1.ToCompressedPuzzle();
var cvec1u = cvec1c.ToUncompressedPuzzle();
Assert.AreEqual(cvec1, cvec1c);
Assert.AreEqual(cvec1, cvec1u);
Assert.AreEqual(cvec1c, cvec1u);
Assert.AreEqual(786947673, cvec1.GetHashCode());
Assert.AreEqual(-1292227431, cvec2.GetHashCode());
Assert.AreEqual(556554137, cvec3.GetHashCode());
Assert.AreEqual(-1389008455, cvec4.GetHashCode());
Assert.AreEqual(-304630951, cvec5.GetHashCode());
Assert.AreEqual(739909369, cvec6.GetHashCode());
}
public void Regress2()
{
var context = new PuzzleContext();
var cvec1 = context.FromPath("pics/luxmarket_tshirt01.jpg");
var cvec2 = context.FromPath("pics/luxmarket_tshirt01_black.jpg");
var cvec3 = context.FromPath("pics/luxmarket_tshirt01_sal.jpg");
var cvec4 = context.FromPath("pics/luxmarket_tshirt01_sheum.jpg");
var cvec5 = context.FromPath("pics/duck.gif");
var cvec6 = context.FromPath("pics/pic-a-0.jpg");
var d1 = cvec2.GetDistanceFrom(cvec1);
var d2 = cvec1.GetDistanceFrom(cvec2);
var d3 = cvec1.GetDistanceFrom(cvec3);
var d4 = cvec1.GetDistanceFrom(cvec4);
var d5 = cvec1.GetDistanceFrom(cvec5);
var d6 = cvec1.GetDistanceFrom(cvec6);
Assert.AreEqual((int)d1, (int)d2);
Assert.IsFalse(d1 > IPuzzle.DefaultSimilarityThreshold);
Assert.IsFalse(d3 > IPuzzle.DefaultSimilarityThreshold);
Assert.IsFalse(d4 > IPuzzle.DefaultSimilarityThreshold);
Assert.IsFalse(d5 < IPuzzle.DefaultSimilarityThreshold);
Assert.IsFalse(d6 < IPuzzle.DefaultSimilarityThreshold);
}
static void Main(string[] args)
{
var context = new PuzzleContext();
var cvec1 = context.FromPath("pics/luxmarket_tshirt01.jpg");
var cvec2 = context.FromPath("pics/luxmarket_tshirt01_black.jpg");
var cvec3 = context.FromPath("pics/luxmarket_tshirt01_sal.jpg");
var cvec4 = context.FromPath("pics/luxmarket_tshirt01_sheum.jpg");
var cvec5 = context.FromPath("pics/duck.gif");
var cvec6 = context.FromPath("pics/pic-a-0.jpg");
var cvec1c = cvec1.ToCompressedPuzzle();
var cvec1u = cvec1c.ToUncompressedPuzzle();
Debug.Assert(cvec1.Equals(cvec1c));
Debug.Assert(cvec1.Equals(cvec1u));
Debug.Assert(cvec1c.Equals(cvec1u));
Debug.Assert(786947673 == cvec1.GetHashCode());
Debug.Assert(-1292227431 == cvec1.GetHashCode());
Debug.Assert(556554137 == cvec1.GetHashCode());
Debug.Assert(-1389008455 == cvec1.GetHashCode());
Debug.Assert(-304630951 == cvec1.GetHashCode());
Debug.Assert(739909369 == cvec1.GetHashCode());
}
static void Main(string[] args)
{
var context = new PuzzleContext();
var cvec1 = context.FromPath("pics/luxmarket_tshirt01.jpg");
var cvec2 = context.FromPath("pics/luxmarket_tshirt01_black.jpg");
var cvec3 = context.FromPath("pics/luxmarket_tshirt01_sal.jpg");
var cvec4 = context.FromPath("pics/luxmarket_tshirt01_sheum.jpg");
var cvec5 = context.FromPath("pics/duck.gif");
var cvec6 = context.FromPath("pics/pic-a-0.jpg");
var d1 = cvec2.GetDistanceFrom(cvec1);
var d2 = cvec1.GetDistanceFrom(cvec2);
var d3 = cvec1.GetDistanceFrom(cvec3);
var d4 = cvec1.GetDistanceFrom(cvec4);
var d5 = cvec1.GetDistanceFrom(cvec5);
var d6 = cvec1.GetDistanceFrom(cvec6);
Debug.Assert((int)d1 == (int)d2);
Debug.Assert(d1 < IPuzzle.DefaultSimilarityThreshold);
Debug.Assert(d3 < IPuzzle.DefaultSimilarityThreshold);
Debug.Assert(d4 < IPuzzle.DefaultSimilarityThreshold);
Debug.Assert(d5 > IPuzzle.DefaultSimilarityThreshold);
Debug.Assert(d6 > IPuzzle.DefaultSimilarityThreshold);
}
private void Show(object sender, EventArgs e)
{
using (var db = new PuzzleContext())
{
List <int> ids = db.PuzzleCells.Select(p => p.puzzleId).Distinct().OrderBy(p => p).ToList();
puzzleView.puzzleIds = ids;
}
}
private void UpdatePuzzleIds()
{
using (var db = new PuzzleContext())
{
List <int> ids = db.PuzzleCells.Select(p => p.puzzleId).Distinct().OrderBy(p => p).ToList();
puzzleView.puzzleIds = ids;
}
}
public double ComparePhoto(string pathToFolderDownload, string originalPhoto, string namePhotoDownloadedFromVk)
{
var context = new PuzzleContext();
var imageOriginal = context.FromPath(Environment.CurrentDirectory + pathToFolderDownload + originalPhoto);
var imageDownloadedToVk = context.FromPath(Environment.CurrentDirectory + pathToFolderDownload + SeparatorPathToFolder + namePhotoDownloadedFromVk);
var similarity = imageOriginal.GetDistanceFrom(imageDownloadedToVk);
return(similarity);
}
/// <summary>
///
/// </summary>
/// <param name="tableData"></param>
/// <param name="srcBitmap"></param>
/// <param name="exampleBitmap"></param>
/// <param name="rowCount"></param>
/// <param name="colCount"></param>
/// <returns></returns>
public static TableData UpdateRestoreTable(TableData tableData, Bitmap srcBitmap, Bitmap exampleBitmap, int tileWidth, int tileHeight, int rowCount, int colCount)
{
if (tableData == null)
{
tableData = new TableData();
tableData.Row = rowCount;
tableData.Col = colCount;
tableData.TileWidth = tileWidth;
tableData.TileHeight = tileHeight;
}
else
{
if (!(tableData.Row == rowCount && tableData.Col == colCount) && !(tableData.TileWidth == tileWidth && tableData.TileHeight == tileHeight))
{
return(null);
}
}
var srcTiles = createTileImage(srcBitmap, tileWidth, tileHeight);
var exampleTiles = createTileImage(exampleBitmap, tileWidth, tileHeight);
var context = new PuzzleContext();
var restoredTable = new int[rowCount, colCount];
for (int exampleIndex = 0; exampleIndex < exampleTiles.Count; ++exampleIndex)
{
var exampleVec = context.FromImage(exampleTiles[exampleIndex]);
for (int srcIndex = 0; srcIndex < srcTiles.Count; ++srcIndex)
{
var srcVec = context.FromImage(srcTiles[srcIndex]);
double dist = exampleVec.GetDistanceFrom(srcVec);
if (tableData.Table.Count <= exampleIndex)
{
tableData.Table.Add(new Tuple <int, double>(-1, 1000.0));
}
if (tableData.Table[exampleIndex].Item2 > dist)
{
tableData.Table[exampleIndex] = new Tuple <int, double>(srcIndex, dist);
}
}
}
foreach (var bmp in srcTiles)
{
bmp.Dispose();
}
foreach (var bmp in exampleTiles)
{
bmp.Dispose();
}
return(tableData);
}
static void Main(string[] args)
{
var context = new PuzzleContext();
var cvec1 = context.FromPath("pics/pic-a-0.jpg");
var cvec2 = context.FromPath("pics/pic-a-1.jpg");
var d1 = cvec2.GetDistanceFrom(cvec1);
var d2 = cvec1.GetDistanceFrom(cvec2);
Debug.Assert(d1 < IPuzzle.DefaultSimilarityThreshold);
Debug.Assert(d2 < IPuzzle.DefaultSimilarityThreshold);
}
public void Regress3()
{
var context = new PuzzleContext();
var cvec1 = context.FromPath("pics/pic-a-0.jpg");
var cvec2 = context.FromPath("pics/pic-a-1.jpg");
var d1 = cvec2.GetDistanceFrom(cvec1);
var d2 = cvec1.GetDistanceFrom(cvec2);
Assert.IsFalse(d1 > IPuzzle.DefaultSimilarityThreshold);
Assert.IsFalse(d2 > IPuzzle.DefaultSimilarityThreshold);
}
private void Save(object sender, EventArgs e)
{
int lastPuzzleId = GetLastPuzzleId();
int newPuzzleId = ++lastPuzzleId;
using (var db = new PuzzleContext())
{
List <Puzzle> cells = new List <Puzzle>();
for (int r = 0; r < 9; r++)
{
for (int c = 0; c < 9; c++)
{
cells.Add(new Puzzle()
{
row = r, col = c, puzzleId = newPuzzleId, value = puzzleView.cellValues[r, c]
});
}
}
db.PuzzleCells.AddRange(cells);
db.SaveChanges();
}
UpdatePuzzleIds();
}
public static sbyte[] puzzle_fill_cvec_from_dvec(PuzzleContext context, PuzzleDvec dvec)
{
if (dvec.sizeof_compressed_vec == 0)
throw new Exception();
int s;
int sizeof_vec = dvec.sizeof_compressed_vec;
sbyte[] cvec = new sbyte[sizeof_vec];
int sizeof_lights = sizeof_vec;
int sizeof_darks = sizeof_vec;
double[] lights = new double[sizeof_lights];
double[] darks = new double[sizeof_darks];
int dvecptr = 0;
int pos_lights = 0, pos_darks = 0;
double dv;
for (s = 0; s < sizeof_vec; ++s)
{
dv = dvec.vec[dvecptr++];
if (dv >= -context.puzzle_noise_cutoff &&
dv <= context.puzzle_noise_cutoff)
continue;
if (dv < context.puzzle_noise_cutoff)
{
darks[pos_darks++] = dv;
if (pos_darks > sizeof_darks)
throw new Exception();
}
else if (dv > context.puzzle_noise_cutoff)
{
lights[pos_lights++] = dv;
if (pos_lights > sizeof_lights)
throw new Exception();
}
}
double lighter_cutoff = puzzle_median(lights, pos_lights);
double darker_cutoff = puzzle_median(darks, pos_darks);
dvecptr = 0;
int cvecptr = 0;
for (s = 0; s < sizeof_vec; ++s)
{
dv = dvec.vec[dvecptr++];
if (dv >= -context.puzzle_noise_cutoff &&
dv <= context.puzzle_noise_cutoff)
cvec[cvecptr++] = 0;
else if (dv < 0.0)
cvec[cvecptr++] = (sbyte)(dv < darker_cutoff ? -2 : -1);
else
cvec[cvecptr++] = (sbyte)(dv > lighter_cutoff ? 2 : 1);
};
if (cvecptr != sizeof_vec)
throw new Exception();
return cvec;
}
public PuzzlesController(PuzzleContext context, UserManager <ApplicationUser> userManager, RoleManager <ApplicationRole> roleManager)
{
_context = context;
_userManager = userManager;
_roleManager = roleManager;
}
private static int Main(string[] args)
{
PuzzleContext context = new PuzzleContext();
string file1 = null, file2 = null;
bool useExitCode = false;
double threshold = IPuzzle.DefaultSimilarityThreshold;
bool fixForTexts = true;
try
{
int i = 0;
while (i < args.Length)
{
switch (args[i])
{
case "-b":
context.ContrastBarrierForCropping = int.Parse(args[++i]);
break;
case "-c":
context.AutoCrop = false;
break;
case "-C":
context.MaxCroppingRatio = int.Parse(args[++i]);
break;
case "-e":
useExitCode = true;
break;
case "-E":
threshold = double.Parse(args[++i]);
break;
case "-h":
Usage();
return 0;
case "-H":
context.MaxHeight = int.Parse(args[++i]);
break;
case "-W":
context.MaxHeight = int.Parse(args[++i]);
break;
case "-l":
context.Lambdas = int.Parse(args[++i]);
break;
case "-n":
context.NoiseCutOff = double.Parse(args[++i]);
break;
case "-p":
context.PRatio = double.Parse(args[++i]);
break;
case "-t":
fixForTexts = false;
break;
default:
if (file1 == null)
file1 = args[i];
else if (file2 == null)
file2 = args[i];
else
{
Usage();
return 0;
}
break;
}
++i;
}
if (file1 == null || file2 == null)
{
Usage();
return 0;
}
Puzzle cvec1, cvec2;
try
{
cvec1 = context.FromPath(file1);
}
catch
{
Console.Error.WriteLine("Unable to read [{0}]\n", file1);
return 1;
}
try
{
cvec2 = context.FromPath(file2);
}
catch
{
Console.Error.WriteLine("Unable to read [{0}]\n", file2);
return 1;
}
double d = cvec1.GetDistanceFrom(cvec2, fixForTexts);
if (!useExitCode)
{
Console.WriteLine(d);
return 0;
}
return d >= threshold ? 20 : 10;
}
catch
{
Usage();
}
return 0;
}
public static void puzzle_autocrop_view(PuzzleContext context, ref PuzzleView view)
{
int cropx0, cropx1;
int cropy0, cropy1;
puzzle_autocrop_axis(context, view, out cropx0, out cropx1, view.width, view.height, (int)view.width, 1 - (int)(view.width * view.height));
puzzle_autocrop_axis(context, view, out cropy0, out cropy1, view.height, view.width, 1, 0);
if (cropx0 > cropx1 || cropy0 > cropy1)
throw new Exception();
int maptr = 0;
int x;
int y = cropy0;
do
{
x = cropx0;
do
{
view.map[maptr++] = view.map[view.width * y + x];
} while (x++ != cropx1);
} while (y++ != cropy1);
view.width = cropx1 - cropx0 + 1;
view.height = cropy1 - cropy0 + 1;
byte[] newArr = new byte[view.width * view.height];
Array.Copy(view.map, newArr, newArr.Length);
view.map = newArr;
if (view.width <= 0 || view.height <= 0)
throw new Exception();
}
public static PuzzleAvgLvls puzzle_fill_avglgls(PuzzleContext context, PuzzleView view, int lambdas)
{
double width = (double)view.width;
double height = (double)view.height;
PuzzleAvgLvls avglvls = new PuzzleAvgLvls();
avglvls.lambdas = lambdas;
avglvls.lvls = new double[lambdas * lambdas];
double xshift = (width - width * lambdas / (lambdas + 1)) / 2;
double yshift = (height - height * lambdas / (lambdas + 1)) / 2;
int p = (int)Math.Round(Math.Min(width, height) / ((lambdas + 1) * context.puzzle_p_ratio));
if (p < PuzzleNative.PUZZLE_MIN_P)
p = PuzzleNative.PUZZLE_MIN_P;
double x, y;
int xd, yd;
int px, py;
int lwidth, lheight;
int lx = 0;
int ly;
do
{
ly = 0;
do
{
x = xshift + (double) lx * (width - 1) / (lambdas + 1);
y = yshift + (double) ly * (height - 1) / (lambdas + 1);
lwidth = (int)Math.Round(xshift + (lx + 1) * (width - 1) / (lambdas + 1) - x);
lheight = (int)Math.Round(yshift + (ly + 1) * (height - 1) / (lambdas + 1) - y);
xd = p < lwidth ? (int)Math.Round(x + (lwidth - p) / 2.0) : (int)Math.Round(x);
yd = p < lheight ? (int)Math.Round(y + (lheight - p) / 2.0) : (int)Math.Round(y);
px = view.width - xd < p ? 1 : p;
py = view.height - yd < p ? 1 : p;
avglvls.lvls[avglvls.lambdas * ly + lx] = (px > 0 && py > 0) ? puzzle_get_avglvl(ref view, xd, yd, px, py) : 0;
} while (++ly < lambdas);
} while (++lx < lambdas);
return avglvls;
}
public static PuzzleDvec puzzle_fill_dvec_from_file(PuzzleContext context, Bitmap bitmap)
{
PuzzleView view = puzzle_getview_from_gdimage(context, bitmap);
if (context.puzzle_enable_autocrop)
puzzle_autocrop_view(context, ref view);
return puzzle_fill_dvec(puzzle_fill_avglgls(context, view, context.puzzle_lambdas));
}
public static PuzzleView puzzle_getview_from_gdimage(PuzzleContext context, Bitmap bitmap)
{
PuzzleView view = new PuzzleView();
view.map = null;
view.width = bitmap.Width;
view.height = bitmap.Height;
if (view.width > context.puzzle_max_width || view.height > context.puzzle_max_height)
throw new Exception();
if (view.width == 0 || view.height == 0)
throw new Exception();
int x1 = view.width - 1;
int y1 = view.height - 1;
if (view.width <= 0 || view.height <= 0)
throw new Exception();
if (x1 > int.MaxValue || y1 > int.MaxValue)
throw new Exception();
view.map = new byte[view.width * view.height];
Color pixel;
int maptr = 0;// view.map;
int x = (int)x1;
int y;
do
{
y = (int)y1;
do
{
pixel = bitmap.GetPixel(x, y);
view.map[maptr++] = (byte)((pixel.R * 77 + pixel.G * 151 + pixel.B * 28 + 128) / 256);
} while (y-- != 0);
} while (x-- != 0);
return view;
}
public static sbyte[] puzzle_fill_cvec_from_file(PuzzleContext context, Bitmap bitmap)
{
return puzzle_fill_cvec_from_dvec(context, puzzle_fill_dvec_from_file(context, bitmap));
}
public static void puzzle_autocrop_axis(PuzzleContext context, PuzzleView view, out int crop0, out int crop1, int axisn, int axiso, int omaptrinc, int nmaptrinc)
{
int chunk_n1 = axisn - 1;
int chunk_o1 = axiso - 1;
crop0 = 0;
crop1 = chunk_n1;
if (axisn < PuzzleNative.PUZZLE_MIN_SIZE_FOR_CROPPING ||
axiso < PuzzleNative.PUZZLE_MIN_SIZE_FOR_CROPPING)
return;
double[] chunk_contrasts = new double[chunk_n1 + 1];
if (axisn >= int.MaxValue || axiso >= int.MaxValue)
throw new Exception();
double chunk_contrast = 0.0, total_contrast = 0.0, barrier_contrast;
int chunk_n = chunk_n1;
byte level = 0;
byte previous_level = 0;
int chunk_o;
int maptr = 0;
do
{
chunk_contrast = 0.0;
chunk_o = chunk_o1;
do
{
level = view.map[maptr];
if (previous_level > level)
chunk_contrast += previous_level - level;
else
chunk_contrast += level - previous_level;
maptr += omaptrinc;
} while (chunk_o-- != 0);
chunk_contrasts[chunk_n] = chunk_contrast;
total_contrast += chunk_contrast;
maptr += nmaptrinc;
} while (chunk_n-- != 0);
barrier_contrast = total_contrast * context.puzzle_contrast_barrier_for_cropping;
total_contrast = 0.0;
crop0 = 0;
do
{
total_contrast += chunk_contrasts[crop0];
if (total_contrast >= barrier_contrast)
break;
} while (crop0++ < chunk_n1);
total_contrast = 0.0;
crop1 = chunk_n1;
do
{
total_contrast += chunk_contrasts[crop1];
if (total_contrast >= barrier_contrast)
break;
} while (crop1-- > 0);
chunk_contrasts = null;
if (crop0 > chunk_n1 || crop1 > chunk_n1)
throw new Exception();
int max_crop = (int)Math.Round(chunk_n1 * context.puzzle_max_cropping_ratio);
if (max_crop > chunk_n1)
throw new Exception();
crop0 = Math.Min(crop0, max_crop);
crop1 = Math.Max(crop1, chunk_n1 - max_crop);
}