public int CompareFile(string fileName, bool fullScan = false)
{
ImageInfo isrc = new ImageInfo();
if (!isrc.SetData(fileName))
{
return(-1);
}
//ハッシュレベルで一致ならそのまま返却
if (!fullScan)
{
int itp = CompareHash(isrc);
if (itp >= 0)
{
isrc.Dispose();
return(itp);
}
}
int idx = -1;
double maxVal = 0;
Mat src = Mat.FromStream(isrc.DataStream, ImreadModes.AnyColor);
foreach (ImageInfo ii in ImageStack)
{
OpenCvSharp.Mat m = OpenCvSharp.Mat.FromStream(ii.DataStream, ImreadModes.AnyColor);
OpenCvSharp.Mat roi = m[0, src.Height > m.Height ? m.Height : src.Height, 0, src.Width > m.Width ? m.Width : src.Width];
OpenCvSharp.Mat res = new Mat();
Cv2.MatchTemplate(src, roi, res, TemplateMatchModes.CCoeffNormed);
double min, max;
Cv2.MinMaxLoc(res, out min, out max);
if (maxVal < max)
{
idx = ii.id;
maxVal = max;
}
if (!fullScan && max > thresh)
{
src.Dispose();
return(ii.id);
}
roi.Dispose();
m.Dispose();
}
src.Dispose();
isrc.Dispose();
return(idx);
}
/// <summary>
/// Image pipeline phase 4: Invoke the user-provided delegate (for example, to display the result in a UI)
/// </summary>
public static void SavePipelinedImages(IEnumerable <ImageInfo> filteredImages,
CancellationTokenSource cts)
{
int count = 1;
var token = cts.Token;
ImageInfo info = null;
try
{
foreach (ImageInfo infoTmp in filteredImages)
{
info = infoTmp;
if (token.IsCancellationRequested)
{
break;
}
ImageLogic.SaveImage(info, count);
count = count + 1;
info = null;
}
}
catch (Exception e)
{
cts.Cancel();
if (!(e is OperationCanceledException))
{
throw;
}
}
finally
{
info?.Dispose();
}
}
public bool Convert(FilterRequest req)
{
string source = req.Current.LocalPath;
Uri dest = req.TempUri(Path.GetExtension(source));
using (ImageFile img = ImageFile.Create(source)) {
using (Pixbuf pixbuf = img.Load()) {
using (ImageInfo info = new ImageInfo(pixbuf)) {
MemorySurface surface = new MemorySurface(Format.Argb32,
pixbuf.Width,
pixbuf.Height);
Context ctx = new Context(surface);
ctx.Matrix = info.Fill(info.Bounds, angle);
Pattern p = new SurfacePattern(info.Surface);
ctx.Source = p;
ctx.Paint();
((IDisposable)ctx).Dispose();
p.Destroy();
using (Pixbuf result = CairoUtils.CreatePixbuf(surface)) {
using (Stream output = File.OpenWrite(dest.LocalPath)) {
img.Save(result, output);
}
}
surface.Flush();
info.Dispose();
req.Current = dest;
return(true);
}
}
}
}
public void TestDeepCopyCOns()
{
ImageInfo from = new ImageInfo(PATH_160_120_RGB);
from.getHist();
from.getImb();
from.getImF();
ImageInfo to = new ImageInfo(from);
from.Dispose();
from = null;
Debug.WriteLine("B:{0},F:{1}, W:{2}, H:{3}, HISTMEAN:{4}, P:{5}",
to.getImb().Length, to.getImF().Length, to.Width, to.Height, to.getHist().Mean, to.getPath());
}
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
protected override void Dispose(bool disposing)
{
if (disposing)
{
_toolImages.Dispose();
if (ImageInfo != null)
{
ImageInfo.Disposed = true;
ImageInfo.Dispose();
}
if (components != null)
{
components.Dispose();
}
}
base.Dispose(disposing);
}
/// <summary>
/// Image pipeline phase 3: Filter images (give them a speckled appearance by adding Gaussian noise)
/// </summary>
public static void FilterPipelinedImages(
BlockingCollection <ImageInfo> thumbnailImages,
BlockingCollection <ImageInfo> filteredImages,
CancellationTokenSource cts)
{
ImageInfo info = null;
try
{
var token = cts.Token;
foreach (ImageInfo infoTmp in
thumbnailImages.GetConsumingEnumerable())
{
info = infoTmp;
if (token.IsCancellationRequested)
{
break;
}
ImageLogic.FilterImage(info);
filteredImages.Add(info, token);
info = null;
}
}
catch (Exception e)
{
cts.Cancel();
if (!(e is OperationCanceledException))
{
throw;
}
}
finally
{
filteredImages.CompleteAdding();
if (info != null)
{
info.Dispose();
}
}
}
/// <summary>
/// Image pipeline phase 1: Load images from disk and put them a queue.
/// </summary>
public static void LoadPipelinedImages(IEnumerable <string> fileNames, string sourceDir,
BlockingCollection <ImageInfo> original, CancellationTokenSource cts)
{
int count = 0;
var token = cts.Token;
ImageInfo info = null;
try
{
foreach (var fileName in fileNames)
{
if (token.IsCancellationRequested)
{
break;
}
info = ImageLogic.LoadImage(fileName, sourceDir, count);
original.Add(info, token);
count += 1;
info = null;
}
}
catch (Exception e)
{
// in case of exception, signal shutdown to other pipeline tasks
cts.Cancel();
if (!(e is OperationCanceledException))
{
throw;
}
}
finally
{
original.CompleteAdding();
if (info != null)
{
info.Dispose();
}
}
}
