private void btnImageCompare_Click(object sender, EventArgs e)
{
string orgImagePath = lblImage1Path.Text;
string dupImagePath = lblImage2Path.Text;
bool isFirstImageEmpty = string.IsNullOrWhiteSpace(orgImagePath);
bool isSecondImageEmpty = string.IsNullOrWhiteSpace(dupImagePath);
if (isFirstImageEmpty || isSecondImageEmpty)
{
MessageBox.Show("Please select images before compare");
}
bool ispHashSelected = cbCompareAlgorithm.Text == "pHash";
bool isBhattacharyyaSelected = cbCompareAlgorithm.Text == "Bhattacharyya";
if (ispHashSelected)
{
var percentage = ImageHashing.Similarity(orgImagePath, dupImagePath);
percentage = Math.Round(percentage, 3);
txtPerDiff.Text = percentage.ToString();
}
else if (isBhattacharyyaSelected)
{
Image img1 = Image.FromFile(orgImagePath);
Image img2 = Image.FromFile(dupImagePath);
var percentage = Bhattacharyya.BhattacharyyaDifference(img1, img2);
percentage = percentage * 100;
percentage = Math.Round(percentage, 3);
txtPerDiff.Text = percentage.ToString();
}
else
{
int imageAlgoIndex = cbCompareAlgorithm.SelectedIndex;
ErrorMetric imageAlgo = (ErrorMetric)imageAlgoIndex;
MagickImage orgImage = new MagickImage(orgImagePath);
MagickImage dupImage = new MagickImage(dupImagePath);
var percentage = orgImage.Compare(dupImage, imageAlgo);
txtPerDiff.Text = percentage.ToString();
orgImage.Dispose();
dupImage.Dispose();
}
}
private void btnImageCompare_Click(object sender, EventArgs e)
{
string pictureDirectory = DirectoryHelper.PictureDirectory;
if (string.IsNullOrWhiteSpace(pictureDirectory))
{
MessageBox.Show("Can't find picture directory, this form can't work!");
return;
}
string OrginalFile = Path.Combine(pictureDirectory, "Original.jpg");
MagickImage orgImage = null;
MagickImage dupImage = null;
DirectoryInfo di = new DirectoryInfo(pictureDirectory);
Dictionary <string, double> imageCompareData = new Dictionary <string, double>();
foreach (FileInfo fi in di.EnumerateFiles())
{
string filePath = fi.FullName;
string fileName = fi.Name;
if (filePath == OrginalFile)
{
continue;
}
bool ispHashSelected = cbCompareAlgorithm.Text == "pHash";
bool isBhattacharyyaSelected = cbCompareAlgorithm.Text == "Bhattacharyya";
if (ispHashSelected)
{
var percentage = ImageHashing.Similarity(OrginalFile, filePath);
percentage = Math.Round(percentage, 3);
imageCompareData.Add(fileName, percentage);
}
else if (isBhattacharyyaSelected)
{
Image img1 = Image.FromFile(OrginalFile);
Image img2 = Image.FromFile(filePath);
var percentage = Bhattacharyya.BhattacharyyaDifference(img1, img2);
percentage = (1 - percentage) * 100;
percentage = Math.Round(percentage, 3);
imageCompareData.Add(fileName, percentage);
}
else
{
orgImage = new MagickImage(OrginalFile);
int imageAlgoIndex = cbCompareAlgorithm.SelectedIndex;
ErrorMetric imageAlgo = (ErrorMetric)imageAlgoIndex;
dupImage = new MagickImage(filePath);
var percentage = orgImage.Compare(dupImage, imageAlgo);
percentage = Math.Round(percentage, 3);
imageCompareData.Add(fileName, percentage);
}
}
var bl = new DictionaryBindingList <string, double>(imageCompareData);
dataGridView1.DataSource = bl;
if (orgImage != null)
{
orgImage.Dispose();
}
if (dupImage != null)
{
dupImage.Dispose();
}
}
