private Dictionary <string, int[]> GetAOIForRaster(IRasterDataProvider dataProvider)
{
Dictionary <string, string> templates = BAGStatisticHelper.GetAOITemplateList();
if (templates == null || templates.Count == 0)
{
return(null);
}
Dictionary <string, int[]> aoiValues = new Dictionary <string, int[]>();
foreach (string templateName in templates.Keys)
{
//分湖区
Dictionary <string, int[]> aois = VectorTemplateToAOIConvertor.GetFeatureAOIIndex(templates[templateName],
"NAME", dataProvider.CoordEnvelope, new Size(dataProvider.Width, dataProvider.Height));
if (aois != null && aois.Count != 0)
{
foreach (string key in aois.Keys)
{
aoiValues.Add(key, aois[key]);
}
}
}
return(aoiValues);
}
public override IExtractResult Make(Action <int, string> progressTracker)
{
if (_argumentProvider == null)
{
return(null);
}
List <string> covertDegreeRegions = _argumentProvider.GetArg("CovertDegreeRegion") as List <string>;
if (_argumentProvider.GetArg("AlgorithmName") == null || covertDegreeRegions == null || covertDegreeRegions.Count == 0)
{
return(null);
}
if (_argumentProvider.GetArg("AlgorithmName").ToString() == "BCDF")
{
int count = covertDegreeRegions.Count;
ExtractResultArray results = new ExtractResultArray("BAG_BCDF");
for (int i = 0; i < count; i++)
{
float[] minmax = BAGStatisticHelper.GetCovertDegreeValue(covertDegreeRegions[i]);
FileExtractResult result = FREQAlgorithm(minmax[0], minmax[1]) as FileExtractResult;
results.Add(result);
}
return(results);
}
return(null);
}
private StatResultItem[] AreaStat(object aoiObj, Func <Int16, bool> filter, string[] files)
{
if (files == null || files.Length == 0)
{
return(null);
}
IStatAnalysisEngine <Int16> exe = new StatAnalysisEngine <Int16>();
if (aoiObj as Dictionary <string, int[]> != null)
{
Dictionary <string, int[]> aoi = aoiObj as Dictionary <string, int[]>;
List <StatResultItem> items = new List <StatResultItem>();
IRasterDataProvider prd = null;
try
{
prd = GeoDataDriver.Open(files[0]) as IRasterDataProvider;
if (aoi == null || aoi.Count == 0)
{
return(null);
}
StatResultItem[] item = exe.StatAreaCustom(prd, aoi, filter);
if (item != null && item.Length > 0)
{
items.AddRange(item);
}
//
RasterOperator <Int16> oper = new RasterOperator <Int16>();
int count = oper.Count(prd, null, filter);
StatResultItem sri = new StatResultItem();
sri.Name = "整个湖区";
sri.Value = Math.Round(count * BAGStatisticHelper.CalPixelArea(prd.ResolutionX), 3);
items.Add(sri);
return(items.ToArray());
}
catch
{
throw new ArgumentException("选择的文件：“" + Path.GetFileName(files[0]) + "”无法进行自定义面积统计。");
}
finally
{
if (prd != null)
{
prd.Dispose();
prd = null;
}
}
}
else
{
return(null);
}
}
private IExtractResult STATAlgorithm(string[] files)
{
string outFileIdentify = _argumentProvider.GetArg("OutFileIdentify").ToString();
if (outFileIdentify == "CCCA")
{
return(base.AreaStatResult <Int16>("蓝藻", "BAG", (v) => { return v == 1; }));
}
Dictionary <string, string> templates = BAGStatisticHelper.GetAOITemplateList();
if (templates == null || templates.Count == 0)
{
return(AreaStatResult <Int16>("蓝藻", "BAG", (v) => { return v == 1; }));
}
else
{
Dictionary <string, int[]> aoiValues = new Dictionary <string, int[]>();
Size size;
CoordEnvelope envelope;
GetArgument(out size, out envelope, files);
foreach (string templateName in templates.Keys)
{
//分湖区
Dictionary <string, int[]> aois = VectorTemplateToAOIConvertor.GetFeatureAOIIndex(templates[templateName], "NAME", envelope, size);
//整个湖区
if (aois != null && aois.Count != 0)
{
foreach (string key in aois.Keys)
{
aoiValues.Add(key, aois[key]);
}
}
}
if (aoiValues.Count > 0)
{
_argumentProvider.SetArg("AOI", aoiValues);
return(AreaStatResult((v) => { return v == 1; }, files));
}
else
{
return(AreaStatResult <Int16>("蓝藻", "BAG", (v) => { return v == 1; }));
}
}
}
/// <summary>
/// 计算指定等级的总覆盖面积
/// 例如:重度(60%-100%)
/// 比较条件为：minConvertDegree< x && x<= maxConvertDegree
/// </summary>
/// <param name="minConvertDegree"></param>
/// <param name="maxConvertDegree"></param>
/// <returns></returns>
public double CalcTotalConvertArea(IRasterDataProvider dataProvider, int[] aoi, float minCovertDegree, float maxCovertDegree)
{
double convertArea = 0;
IRasterOperator <float> rasterOper = new RasterOperator <float>();
int count = rasterOper.Count(dataProvider, aoi, (value) =>
{
if (minCovertDegree < value && value <= maxCovertDegree)
{
return(true);
}
else
{
return(false);
}
});
double pixelArea = BAGStatisticHelper.CalPixelArea(dataProvider.ResolutionX);
convertArea = count * pixelArea;
return(convertArea);
}
/// <summary>
/// 计算云覆盖面积
/// </summary>
/// <returns></returns>
public double CalcCloudConvertArea(IRasterDataProvider dataProvider, int[] aoi)
{
double cloudArea = 0;
IRasterOperator <Int16> rasterOper = new RasterOperator <Int16>();
int count = rasterOper.Count(dataProvider, aoi, (value) =>
{
if (value == 1)
{
return(true);
}
else
{
return(false);
}
});
double pixelArea = BAGStatisticHelper.CalPixelArea(dataProvider.ResolutionX);
cloudArea = count * pixelArea;
return(cloudArea);
}
private Dictionary <string, int[]> GetAOIForRaster(IRasterDataProvider dataProvider)
{
Dictionary <string, string> templates = BAGStatisticHelper.GetAOITemplateList();
if (templates == null || templates.Count == 0)
{
return(null);
}
Dictionary <string, int[]> aoiValues = new Dictionary <string, int[]>();
foreach (string templateName in templates.Keys)
{
//分湖区
Dictionary <string, int[]> aois = VectorTemplateToAOIConvertor.GetFeatureAOIIndex(templates[templateName],
"NAME", dataProvider.CoordEnvelope, new Size(dataProvider.Width, dataProvider.Height));
if (aois != null && aois.Count != 0)
{
//List<int> indexForOneLake=new List<int>();
foreach (string key in aois.Keys)
{
aoiValues.Add(key, aois[key]);
//if (indexForOneLake.Count == 0)
//{
// indexForOneLake.AddRange(aois[key]);
//}
//else
//{
// for (int i = 0; i < aois[key].Length; i++)
// {
// if (indexForOneLake.Contains(aois[key][i]))
// continue;
// else
// indexForOneLake.Add(aois[key][i]);
// }
//}
}
//aoiValues.Add(templateName, indexForOneLake.ToArray());
}
}
return(aoiValues);
}
private List <string[]> StaticAreaByRegions(List <string> covertDegreeRegions, IRasterDataProvider cloudProvider, IRasterDataProvider coverDegreeProvider, int[] aoi, string regionName)
{
if (covertDegreeRegions == null || covertDegreeRegions.Count == 0)
{
return(null);
}
List <string[]> resultList = new List <string[]>();
double cloudArea = StatCloudConvertArea(cloudProvider, aoi);
double totalAreas = 0;
double actualAreas = 0;
for (int i = 0; i < covertDegreeRegions.Count; i++)
{
List <string> statresult = new List <string>();
float[] minmax = BAGStatisticHelper.GetCovertDegreeValue(covertDegreeRegions[i]);
//累计指定等级的总覆盖面积
double totalArea = StatAccumulativeTotalArea(coverDegreeProvider, aoi, minmax[0], minmax[1]);
//累计计算指定等级的实际覆盖面积
double actualArea = StatAccumulativeActualArea(coverDegreeProvider, aoi, minmax[0], minmax[1]);
totalAreas += totalArea;
actualAreas += actualArea;
if (i == 0)
{
statresult.Add(regionName);
}
else
{
statresult.Add("");
}
statresult.Add(covertDegreeRegions[i]);
statresult.Add(Math.Round(totalArea, 2).ToString());
statresult.Add(Math.Round(actualArea, 2).ToString());
statresult.Add(Math.Round(cloudArea, 2).ToString());
resultList.Add(statresult.ToArray());
}
resultList.Add(new string[] { "", "合计", totalAreas.ToString(), actualAreas.ToString(), cloudArea.ToString() });
return(resultList);
}
/// <summary>
/// 计算指定等级的总实际覆盖面积
/// 比较条件为：minConvertDegree< x && x<= maxConvertDegree
/// </summary>
/// <param name="dataProvider">像元覆盖度文件DataProvider</param>
/// <param name="minConvertDegree"></param>
/// <param name="maxConvertDegree"></param>
/// <returns></returns>
public double CalcActualConvertArea(IRasterDataProvider dataProvider, int[] aoi, float minConvertDegree, float maxConvertDegree)
{
if (dataProvider == null || minConvertDegree > maxConvertDegree)
{
return(0);
}
double convertArea = 0;
double pixelArea = BAGStatisticHelper.CalPixelArea(dataProvider.ResolutionX);
ArgumentProvider ap = new ArgumentProvider(dataProvider, null);
Size size = new Size(dataProvider.Width, dataProvider.Height);
Rectangle rect = AOIHelper.ComputeAOIRect(aoi, size);
RasterPixelsVisitor <float> visitor = new RasterPixelsVisitor <float>(ap);
visitor.VisitPixel(rect, aoi, new int[] { 1 },
(index, values) =>
{
if (values[0] <= maxConvertDegree && values[0] > minConvertDegree)
{
convertArea += (pixelArea * values[0]);
}
});
return(convertArea);
}
public override IExtractResult Make(Action <int, string> progressTracker)
{
if (_argumentProvider == null || _argumentProvider.GetArg("BPCDFile") == null)
{
return(null);
}
string bPCDFName = _argumentProvider.GetArg("BPCDFile").ToString();
string algName = _argumentProvider.GetArg("AlgorithmName").ToString();
string extinfo = GetStringArgument("extinfo");
if (string.IsNullOrEmpty(bPCDFName) || !File.Exists(bPCDFName) || string.IsNullOrEmpty(algName))
{
return(null);
}
if (_argumentProvider.AOI == null)
{
return(null);
}
//若云判识文件未给出或者文件不存在，则不计算云覆盖度
string cloudName = string.Empty;
if (_argumentProvider.GetArg("CLMFile") != null)
{
cloudName = _argumentProvider.GetArg("CLMFile").ToString();
if (!string.IsNullOrEmpty(cloudName) && File.Exists(cloudName))
{
_isComputCloudCD = true;
}
}
if (algName == "BACD")
{
IRasterDataProvider bPCDDataProvider = null;
IRasterDataProvider cloudDataProvider = null;
try
{
bPCDDataProvider = GeoDataDriver.Open(bPCDFName) as IRasterDataProvider;
if (bPCDDataProvider == null)
{
return(null);
}
if (_isComputCloudCD)
{
cloudDataProvider = GeoDataDriver.Open(cloudName) as IRasterDataProvider;
}
//_pixelArea = new BAGStatisticHelper().CalPixelArea(bPCDDataProvider.ResolutionX);
//总覆盖度
float totalCD = StatTotalConvertDegree(bPCDDataProvider, _argumentProvider.AOI);
//计算实际覆盖度
float actualCD = CalcActualConvertDegree(bPCDDataProvider, _argumentProvider.AOI);
//计算相对覆盖度
float absoluteCD = CalcAbsoluteConvertDegree(bPCDDataProvider, _argumentProvider.AOI);
//计算云覆盖度（参数：云判识结果文件）
float cloudCD = CalcCloudConvertDegree(cloudDataProvider, _argumentProvider.AOI);
List <string[]> valueItems = new List <string[]>();
List <string> valueRow = new List <string>();
valueRow.Add("整个湖区");
valueRow.Add(Math.Round((totalCD * 100), 2).ToString() + "%");
valueRow.Add(Math.Round((actualCD * 100), 2).ToString() + "%");
valueRow.Add(Math.Round((absoluteCD * 100), 2).ToString() + "%");
valueRow.Add(Math.Round((cloudCD * 100), 2).ToString() + "%");
valueItems.Add(valueRow.ToArray());
Dictionary <string, string> templates = BAGStatisticHelper.GetAOITemplateList();
if (templates != null && templates.Count > 0)
{
Dictionary <string, int[]> aoiValues = new Dictionary <string, int[]>();
foreach (string templateName in templates.Keys)
{
Dictionary <string, int[]> aois = VectorTemplateToAOIConvertor.GetFeatureAOIIndex(templates[templateName], "NAME",
bPCDDataProvider.CoordEnvelope, new Size(bPCDDataProvider.Width, bPCDDataProvider.Height));
if (aois != null && aois.Count != 0)
{
foreach (string key in aois.Keys)
{
aoiValues.Add(key, aois[key]);
}
}
}
if (aoiValues.Count > 0)
{
foreach (string name in aoiValues.Keys)
{
//总覆盖度
float total = StatTotalConvertDegree(bPCDDataProvider, aoiValues[name]);
//计算实际覆盖度
float actual = CalcActualConvertDegree(bPCDDataProvider, aoiValues[name]);
//计算相对覆盖度
float absolute = CalcAbsoluteConvertDegree(bPCDDataProvider, aoiValues[name]);
//计算云覆盖度（参数：云判识结果文件）
float cloud = CalcCloudConvertDegree(cloudDataProvider, aoiValues[name]);
List <string> row = new List <string>();
row.Add(name);
row.Add(Math.Round((total * 100), 2).ToString() + "%");
row.Add(Math.Round((actual * 100), 2).ToString() + "%");
row.Add(Math.Round((absolute * 100), 2).ToString() + "%");
row.Add(Math.Round((cloud * 100), 2).ToString() + "%");
valueItems.Add(row.ToArray());
}
}
}
if (valueItems != null && valueItems.Count > 0)
{
//float resolution = bPCDDataProvider.ResolutionX;
string title = "统计日期：" + DateTime.Now.ToShortDateString();
string[] columns = new string[] { "区域名称", "总覆盖度", "实际覆盖度", "相对覆盖度", "云覆盖度" };
IStatResult result = new StatResult(title, columns, valueItems.ToArray());
string filename = StatResultToFile(new string[] { bPCDFName }, result, "BAG", "BACD", "蓝藻覆盖度统计", extinfo, 1, false);
return(new FileExtractResult("BACD", filename));
}
}
finally
{
if (bPCDDataProvider != null)
{
bPCDDataProvider.Dispose();
}
if (cloudDataProvider != null)
{
cloudDataProvider.Dispose();
}
}
}
return(null);
}
public override IExtractResult Make(Action <int, string> progressTracker)
{
if (_argumentProvider == null)
{
return(null);
}
if (_argumentProvider.GetArg("AlgorithmName") == null)
{
return(null);
}
string[] covertAreaRegions = _argumentProvider.GetArg("CovertAreaRegion") as string[];
string[] files = _argumentProvider.GetArg("SelectedPrimaryFiles") as string[];
string extinfo = GetStringArgument("extinfo");
if (covertAreaRegions == null || covertAreaRegions.Length == 0 || files == null)
{
return(null);
}
IRasterDataProvider[] statRasters = null;
if (_argumentProvider.GetArg("AlgorithmName").ToString() == "BCAF")
{
int count = covertAreaRegions.Count();
List <string[]> results = new List <string[]>();
try
{
statRasters = new IRasterDataProvider[files.Length];
for (int i = 0; i < statRasters.Length; i++)
{
statRasters[i] = GeoDataDriver.Open(files[i]) as IRasterDataProvider;
}
double pixelArea = BAGStatisticHelper.CalPixelArea(statRasters[0].ResolutionX);
for (int i = 0; i < count; i++)
{
float[] minmax = BAGStatisticHelper.GetCovertAreaValue(covertAreaRegions[i]);
List <string[]> result = FREQAlgorithm(minmax[0], minmax[1], statRasters, pixelArea);
if (result != null && result.Count >= 1)
{
results.AddRange(result);
}
}
FileExtractResult fileResult = null;
if (results != null && results.Count() > 0)
{
string title = "统计日期：" + DateTime.Now.ToShortDateString();
RasterIdentify id = new RasterIdentify(files);
if (id.OrbitDateTime != null)
{
title += " 轨道日期：" + id.OrbitDateTime.ToShortDateString();
}
string[] columns = new string[] { "统计范围", "发生频数（次）" };
IStatResult result = new StatResult(title, columns, results.ToArray());
string filename = StatResultToFile(files, result, "BAG", "BCAF", "蓝藻按覆盖面积统计频次", extinfo, 1, false);
fileResult = new FileExtractResult("BCAF", filename);
}
return(fileResult);
}
finally
{
if (statRasters != null)
{
foreach (IRasterDataProvider prd in statRasters)
{
prd.Dispose();
}
}
}
}
return(null);
}
