public static void SearchPictures(ISimilarSearcher sourceSearcher)
{
var files = Directory.GetFiles(@"F:\照片\弯弯", "*.JPG");
var outputPath = Path.GetFullPath($@"output\7");
if (!Directory.Exists(outputPath))
{
Directory.CreateDirectory(outputPath);
}
//var index =0;
// foreach (var f in files)
for (var index = 300; index < files.Length; index++)
{
var file = files[index];
var searcher = SimilarSearchLoader.Creator();
using (var bitmap = new Bitmap(file))
{
_ = searcher.GetEigenvalue(bitmap, PoolingType.Mean, Color.Black, precisionX: 10, precisionY: 10);
var similar = searcher.GetSimilarity(sourceSearcher);
if (similar >= 0.75f)
{
File.Copy(file, $@"{outputPath}\{similar * 100}__{index}.jpg");
}
Console.WriteLine($"比较完成第{index}张，共{files.Length}张；相似度：{similar}");
}
//index++;
}
}
public float GetSimilarity(ISimilarSearcher similarSearcher)
{
var si = similarSearcher as SimilarSearcher;
if (InputDataType != si.InputDataType)
{
throw new Exception("不是同一类型");
}
var len = 0;
var minLength = Math.Min(SimilarArray.Length, si.SimilarArray.Length);
if (InputDataType == DataType.Data)
{
for (var i = 0; i < minLength; i++)
{
//if (Math.Abs(SimilarArray[i] - si.SimilarArray[i]) < 20)
//{
// len++;
//}
var yihuo = SimilarArray[i] ^ si.SimilarArray[i];
len += CountOne(yihuo);
}
return(len / (float)SimilarArray.Length);
}
else
{
var dataCount = minLength / 4;
for (var i = 0; i < dataCount; i++)
{
//var yihuo = SimilarArray[i] ^ si.SimilarArray[i];
//len += CountOne(yihuo);
if (Math.Abs(SimilarArray[4 * i] - si.SimilarArray[4 * i]) > 40 ||
Math.Abs(SimilarArray[4 * i + 1] - si.SimilarArray[4 * i + 1]) > 40 ||
Math.Abs(SimilarArray[4 * i + 2] - si.SimilarArray[4 * i + 2]) > 40 ||
Math.Abs(SimilarArray[4 * i + 3] - si.SimilarArray[4 * i + 3]) > 40)
{
continue;
}
len++;
//if (SimilarArray[i] == si.SimilarArray[i])
//{
// len++;
//}
}
return(len / (float)dataCount);
}
}